Attachment 349362 Details for Bug 189403 – Full backtrace

Full backtrace

gdb.txt (text/plain), 96.43 KB, created by Michael Catanzaro on 2018-09-10 17:33:21 PDT

(hide)

Description:

Filename:

MIME Type:

Creator: Michael Catanzaro

Created: 2018-09-10 17:33:21 PDT

Size: 96.43 KB

patch

obsolete

>#0  0x00007f5cf2212eab in __GI_raise (sig=sig@entry=6)
>    at ../sysdeps/unix/sysv/linux/raise.c:50
>        set = 
>            {__val = {0, 140037306294468, 140723446122120, 140723446122816, 140723446122768, 140723446122272, 18446744073709551504, 140723446122288, 4608026843730149376, 4599301119452119040, 4609363849869524992, 140036737741552, 94617566479040, 140037305924706, 94617566479040, 94617556183856}}
>        pid = <optimized out>
>        tid = <optimized out>
>#1  0x00007f5cf21fd5b9 in __GI_abort () at abort.c:79
>        save_stage = 1
>        act = 
>          {__sigaction_handler = {sa_handler = 0x0, sa_sigaction = 0x0}, sa_mask = {__val = {139912855588026, 140723446122340, 25769804800, 121380070753279, 140723446122736, 140723446125776, 140723446122752, 768, 140723446122720, 94617556280832, 140723446122736, 140034804732960, 140035051488096, 140035032613448, 140723446122480, 140723446122736}}, sa_flags = 4096, sa_restorer = 0x7ffcbb0487f0}
>        sigs = {__val = {32, 0 <repeats 15 times>}}
>#2  0x00007f5cf22557b7 in __libc_message (action=action@entry=
>    do_abort, fmt=fmt@entry=0x7f5cf235f359 "%s\n")
>    at ../sysdeps/posix/libc_fatal.c:181
>        ap = 
>            {{gp_offset = 24, fp_offset = 1078984704, overflow_arg_area = 0x7ffcbb048900, reg_save_area = 0x7ffcbb048890}}
>        fd = <optimized out>
>        list = <optimized out>
>        nlist = <optimized out>
>        cp = <optimized out>
>        written = <optimized out>
>#3  0x00007f5cf225bc4c in malloc_printerr (str=str@entry=0x7f5cf2360c40 "munmap_chunk(): invalid pointer") at malloc.c:5350
>#4  0x00007f5cf225c1a4 in munmap_chunk (p=<optimized out>) at malloc.c:2846
>        size = <optimized out>
>        __PRETTY_FUNCTION__ = "munmap_chunk"
>        block = <optimized out>
>        total_size = <optimized out>
>#5  0x00007f5cf9e57713 in cairo_ft_apply_variations (face=face@entry=0x7f5cdc0cdb80, scaled_font=<optimized out>, scaled_font=<optimized out>)
>    at cairo-ft-font.c:2384
>        current_coords = 0x560dde6cd3a0
>        coords = 0x560dde6b0e70
>        i = <optimized out>
>        p = <optimized out>
>        ft_mm_var = 0x7f5c70134c80
>        ret = <optimized out>
>        instance_id = <optimized out>
>#6  0x00007f5cf9e5a69f in cairo_ft_scaled_font_lock_face (abstract_font=abstract_font@entry=0x560dde7082c0) at cairo-ft-font.c:3851
>        scaled_font = 0x560dde7082c0
>        face = 0x7f5cdc0cdb80
>        status = <optimized out>
>#7  0x00007f5d007e3bea in WebCore::CairoFtFaceLocker::CairoFtFaceLocker(_cairo_scaled_font*) (scaledFont=0x560dde7082c0, this=<synthetic pointer>)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/platform/graphics/freetype/FontPlatformDataFreeType.cpp:168
>        cairoFtFaceLocker = 
>          {m_scaledFont = 0x560dde7082c0, m_ftFace = <optimized out>}
>#8  0x00007f5d007e3bea in WebCore::FontPlatformData::FontPlatformData(_cairo_font_face*, WebCore::FontDescription const&, bool, bool) (this=0x7ffcbb048a80, fontFace=<optimized out>, description=..., bold=<optimized out>, italic=<optimized out>)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/platform/graphics/freetype/FontPlatformDataFreeType.cpp:168
>        cairoFtFaceLocker = 
>          {m_scaledFont = 0x560dde7082c0, m_ftFace = <optimized out>}
>#9  0x00007f5d007e3097 in WebCore::FontCustomPlatformData::fontPlatformData(WebCore::FontDescription const&, bool, bool) (this=<optimized out>, description=..., bold=<optimized out>, italic=<optimized out>)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/platform/graphics/freetype/FontCustomPlatformDataFreeType.cpp:61
>#10 0x00007f5d0014ab38 in WebCore::CachedFont::platformDataFromCustomData(WebCore::FontCustomPlatformData&, WebCore::FontDescription const&, bool, bool, WebCore::FontTaggedSettings<int> const&, WebCore::FontVariantSettings const&, WebCore::FontSelectionSpecifiedCapabilities) (fontCustomPlatformData=..., fontDescription=..., bold=<optimized out>, italic=<optimized out>, fontFaceFeatures=..., fontFaceVariantSettings=..., fontFaceCapabilities=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/loader/cache/CachedFont.cpp:158
>#11 0x00007f5d0014abfc in WebCore::CachedFont::platformDataFromCustomData(WebCore::FontDescription const&, bool, bool, WebCore::FontTaggedSettings<int> const&, WebCore::FontVariantSettings const&, WebCore::FontSelectionSpecifiedCapabilities) (this=<optimized out>, fontDescription=..., bold=<optimized out>, italic=<optimized out>, fontFaceFeatures=..., fontFaceVariantSettings=..., fontFaceCapabilities=...) at /usr/include/c++/8/new:169
>#12 0x00007f5d0014ace6 in WebCore::CachedFont::createFont(WebCore::FontDescription const&, WTF::AtomicString const&, bool, bool, WebCore::FontTaggedSettings<int> const&, WebCore::FontVariantSettings const&, WebCore::FontSelectionSpecifiedCapabilities) (this=<optimized out>, fontDescription=..., syntheticBold=<optimized out>, syntheticItalic=<optimized out>, fontFaceFeatures=..., fontFaceVariantSettings=..., fontFaceCapabilities=...) at /usr/include/c++/8/new:169
>#13 0x00007f5cffcb2596 in WebCore::CSSFontFaceSource::font(WebCore::FontDescription const&, bool, bool, WebCore::FontTaggedSettings<int> const&, WebCore::FontVariantSettings const&, WebCore::FontSelectionSpecifiedCapabilities) (this=0x7f5c64c9bd70, fontDescription=..., syntheticBold=<optimized out>, syntheticItalic=<optimized out>, fontFaceFeatures=..., fontFaceVariantSettings=..., fontFaceCapabilities=...) at /usr/include/c++/8/new:169
>        result = {static isRefPtr = <optimized out>, m_ptr = 0x0}
>        fontFaceElement = <optimized out>
>#14 0x00007f5cffcacf48 in WebCore::CSSFontFace::font(WebCore::FontDescription const&, bool, bool, WebCore::ExternalResourceDownloadPolicy) (this=0x7f5c5ac6daf8, fontDescription=..., syntheticBold=syntheticBold@entry=false, syntheticItalic=syntheticItalic@entry=false, policy=policy@entry=WebCore::ExternalResourceDownloadPolicy::Forbid) at /usr/include/c++/8/new:169
>        startIndex = <optimized out>
>#15 0x00007f5cffce09cc in WebCore::CSSFontAccessor::font(WebCore::ExternalResourceDownloadPolicy) const (policy=WebCore::ExternalResourceDownloadPolicy::Forbid, this=0x7f5c5a1beee0)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/css/CSSSegmentedFontFace.cpp:70
>        result = {static isRefPtr = <optimized out>, m_ptr = 0x7ffcbb049560}
>        result = {static isRefPtr = <optimized out>, m_ptr = 0x7ffcbb048d90}
>        selectionCapabilities = 
>              {weight = {minimum = {static fractionalEntropy = 4, m_backing = <optimized out>}, maximum = {static fractionalEntropy = 4, m_backing = <optimized out>}}, width = {minimum = {static fractionalEntropy = 4, m_backing = 400}, maximum = {static fractionalEntropy = 4, m_backing = 400}}, slope = {minimum = {static fractionalEntropy = 4, m_backing = <optimized out>}, maximum = {static fractionalEntropy = 4, m_backing = <optimized out>}}}
>        syntheticBold = false
>        syntheticItalic = false
>        fontAccessor = {static isRef = <optimized out>, m_ptr = 0x7f5c5a1beee0}
>        face = 
>          @0x7f5c5ac07c58: {static isRef = <optimized out>, m_ptr = 0x7f5c5ac6daf8}
>        __for_range = <optimized out>
>        __for_begin = 0x7f5c5ac07c58
>        __for_end = <optimized out>
>        desiredRequest = <optimized out>
>        addResult = 
>          {iterator = {<std::iterator<std::forward_iterator_tag, WTF::KeyValuePair<WebCore::FontDescriptionKey, WebCore::FontRanges>, long, WTF::KeyValuePair<WebCore::FontDescriptionKey, WebCore::FontRanges>*, WTF::KeyValuePair<WebCore::FontDescriptionKey, WebCore::FontRanges>&>> = {<No data fields>}, m_iterator = {<std::iterator<std::forward_iterator_tag, WTF::KeyValuePair<WebCore::FontDescriptionKey, WebCore::FontRanges>, long, WTF::KeyValuePair<WebCore::FontDescriptionKey, WebCore::FontRanges> const*, WTF::KeyValuePair<WebCore::FontDescriptionKey, WebCore::FontRanges> const&>> = {<No data fields>}, m_position = 0x7f5cdc4476c0, m_endPosition = 0x7f5cdc447900}}, isNewEntry = true}
>        result = 
>                  @0x7f5cdc4476f8: {m_ranges = {<WTF::VectorBuffer<WebCore::FontRanges::Range, 1, WTF::FastMalloc>> = {<WTF::VectorBufferBase<WebCore::FontRanges::Range, WTF::FastMalloc>> = {m_buffer = 0x7f5cdc447710, m_capacity = 1, m_size = 0, m_mask = 0}, m_inlineBuffer = {{__data = " \000\000\000\000\000\000\000\025\000\000\000\001\"1a", __align = {<No data fields>}}}}, <No data fields>}}
>#16 0x00007f5cffce09cc in WebCore::CSSSegmentedFontFace::fontRanges(WebCore::FontDescription const&) (this=<optimized out>, fontDescription=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/css/CSSSegmentedFontFace.cpp:127
>        selectionCapabilities = 
>              {weight = {minimum = {static fractionalEntropy = 4, m_backing = <optimized out>}, maximum = {static fractionalEntropy = 4, m_backing = <optimized out>}}, width = {minimum = {static fractionalEntropy = 4, m_backing = 400}, maximum = {static fractionalEntropy = 4, m_backing = 400}}, slope = {minimum = {static fractionalEntropy = 4, m_backing = <optimized out>}, maximum = {static fractionalEntropy = 4, m_backing = <optimized out>}}}
>        syntheticBold = false
>        syntheticItalic = false
>        fontAccessor = {static isRef = <optimized out>, m_ptr = 0x7f5c5a1beee0}
>        face = 
>          @0x7f5c5ac07c58: {static isRef = <optimized out>, m_ptr = 0x7f5c5ac6daf8}
>        __for_range = <optimized out>
>        __for_begin = 0x7f5c5ac07c58
>        __for_end = <optimized out>
>        desiredRequest = <optimized out>
>        addResult = 
>          {iterator = {<std::iterator<std::forward_iterator_tag, WTF::KeyValuePair<WebCore::FontDescriptionKey, WebCore::FontRanges>, long, WTF::KeyValuePair<WebCore::FontDescriptionKey, WebCore::FontRanges>*, WTF::KeyValuePair<WebCore::FontDescriptionKey, WebCore::FontRanges>&>> = {<No data fields>}, m_iterator = {<std::iterator<std::forward_iterator_tag, WTF::KeyValuePair<WebCore::FontDescriptionKey, WebCore::FontRanges>, long, WTF::KeyValuePair<WebCore::FontDescriptionKey, WebCore::FontRanges> const*, WTF::KeyValuePair<WebCore::FontDescriptionKey, WebCore::FontRanges> const&>> = {<No data fields>}, m_position = 0x7f5cdc4476c0, m_endPosition = 0x7f5cdc447900}}, isNewEntry = true}
>        result = 
>                  @0x7f5cdc4476f8: {m_ranges = {<WTF::VectorBuffer<WebCore::FontRanges::Range, 1, WTF::FastMalloc>> = {<WTF::VectorBufferBase<WebCore::FontRanges::Range, WTF::FastMalloc>> = {m_buffer = 0x7f5cdc447710, m_capacity = 1, m_size = 0, m_mask = 0}, m_inlineBuffer = {{__data = " \000\000\000\000\000\000\000\025\000\000\000\001\"1a", __align = {<No data fields>}}}}, <No data fields>}}
>#17 0x00007f5cffcb6f40 in WebCore::CSSFontSelector::fontRangesForFamily(WebCore::FontDescription const&, WTF::AtomicString const&) (this=0x7f5cdc471200, fontDescription=..., familyName=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/css/CSSFontSelector.cpp:313
>        resolveGenericFamilyFirst = false
>        familyForLookup = 
>              {m_string = {m_impl = {static isRefPtr = <optimized out>, m_ptr = 0x7f400006e360}}}
>        face = <optimized out>
>#18 0x00007f5d002e7308 in WebCore::realizeNextFallback(WebCore::FontCascadeDescription const&, unsigned int&, WebCore::FontSelector*) (description=..., index=@0x7f5c5ac8ca40: 1, fontSelector=0x7f5cdc471200)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/platform/graphics/FontCascadeFonts.cpp:147
>        fontCache = 
>          @0x7f5d015271a0: {m_purgeTimer = {<WebCore::TimerBase> = {_vptr.TimerBase = 0x7f5d0134fc40 <vtable for WebCore::Timer+16>, m_nextFireTime = {static clockType = WTF::ClockType::Monotonic, m_value = 19485.113635000002}, m_unalignedNextFireTime = {static clockType = WTF::ClockType::Monotonic, m_value = 19485.113635000002}, m_repeatInterval = {m_value = 0}, m_heapIndex = 0, m_heapInsertionOrder = 164, m_wasDeleted = false, m_cachedThreadGlobalTimerHeap = 0x7f5cdc4ec330, m_thread = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4fc000}}, m_function = {m_callableWrapper = std::unique_ptr<WTF::Function<void()>::CallableWrapperBase> = {get() = 0x7f5cdc4f8880}}}, m_shouldMockBoldSystemFontForAccessibility = false}
>#19 0x00007f5d002e76ca in WebCore::FontCascadeFonts::realizeFallbackRangesAt(WebCore::FontCascadeDescription const&, unsigned int) (this=0x7f5c5ac8c9f8, description=..., index=0)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/platform/graphics/FontCascadeFonts.cpp:184
>        fontRanges = 
>                  @0x7f5c5ac8ca18: {m_ranges = {<WTF::VectorBuffer<WebCore::FontRanges::Range, 1, WTF::FastMalloc>> = {<WTF::VectorBufferBase<WebCore::FontRanges::Range, WTF::FastMalloc>> = {m_buffer = 0x7f5c5ac8ca30, m_capacity = 1, m_size = 0, m_mask = 0}, m_inlineBuffer = {{__data = '\000' <repeats 15 times>, __align = {<No data fields>}}}}, <No data fields>}}
>#20 0x00007f5d002e84cf in WebCore::FontCascadeFonts::determinePitch(WebCore::FontCascadeDescription const&) (this=this@entry=0x7f5c5ac8c9f8, description=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/platform/graphics/FontCascadeFonts.cpp:120
>        primaryRanges = <optimized out>
>        numRanges = <optimized out>
>#21 0x00007f5d005dc765 in WebCore::FontCascadeFonts::isFixedPitch(WebCore::FontCascadeDescription const&) (description=..., this=0x7f5c5ac8c9f8)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/platform/graphics/FontCascadeFonts.h:120
>        renderObject = 
>            @0x7f5c4b802aa8: {<WebCore::CachedImageClient> = {<WebCore::CachedResourceClient> = {_vptr.CachedResourceClient = 0x7f5d0148fc48 <vtable for WebCore::RenderText+16>}, <No data fields>}, m_node = @0x7f5c5ac59c18, m_parent = 0x7f5c49c00e70, m_previous = 0x0, m_next = 0x0, m_weakFactory = {m_ref = {static isRefPtr = <optimized out>, m_ptr = 0x7f5c5a1fdae0}}, m_bitfields = {m_hasRareData = 0, m_beingDestroyed = 0, m_needsLayout = 0, m_needsPositionedMovementLayout = 0, m_normalChildNeedsLayout = 0, m_posChildNeedsLayout = 0, m_needsSimplifiedNormalFlowLayout = 0, m_preferredLogicalWidthsDirty = 1, m_floating = 0, m_isAnonymous = 0, m_isTextOrRenderView = 1, m_isBox = 0, m_isInline = 1, m_isReplaced = 0, m_isLineBreak = 0, m_horizontalWritingMode = 1, m_hasLayer = 0, m_hasOverflowClip = 0, m_hasTransformRelatedProperty = 0, m_unused = 0, m_everHadLayout = 1, m_childrenInline = 0, m_isExcludedFromNormalLayout = 0, m_positionedState = 0, m_selectionState = 0, m_fragmentedFlowState = 0, m_boxDecorationState = 0}}
>        renderText = 
>              @0x7f5c4b802aa8: {<WebCore::RenderObject> = {<WebCore::CachedImageClient> = {<WebCore::CachedResourceClient> = {_vptr.CachedResourceClient = 0x7f5d0148fc48 <vtable for WebCore::RenderText+16>}, <No data fields>}, m_node = @0x7f5c5ac59c18, m_parent = 0x7f5c49c00e70, m_previous = 0x0, m_next = 0x0, m_weakFactory = {m_ref = {static isRefPtr = <optimized out>, m_ptr = 0x7f5c5a1fdae0}}, m_bitfields = {m_hasRareData = 0, m_beingDestroyed = 0, m_needsLayout = 0, m_needsPositionedMovementLayout = 0, m_normalChildNeedsLayout = 0, m_posChildNeedsLayout = 0, m_needsSimplifiedNormalFlowLayout = 0, m_preferredLogicalWidthsDirty = 1, m_floating = 0, m_isAnonymous = 0, m_isTextOrRenderView = 1, m_isBox = 0, m_isInline = 1, m_isReplaced = 0, m_isLineBreak = 0, m_horizontalWritingMode = 1, m_hasLayer = 0, m_hasOverflowClip = 0, m_hasTransformRelatedProperty = 0, m_unused = 0, m_everHadLayout = 1, m_childrenInline = 0, m_isExcludedFromNormalLayout = 0, m_positionedState = 0, m_selectionState = 0, m_fragmentedFlowState = 0, m_boxDecorationState = 0}}, m_lineBoxes = {m_first = 0x0, m_last = 0x0}, m_hasBreakableChar = 0, m_hasBreak = 0, m_hasTab = 0, m_hasBeginWS = 0, m_hasEndWS = 0, m_linesDirty = 0, m_containsReversedText = 0, m_isAllASCII = 1, m_canUseSimpleFontCodePath = 1, m_knownToHaveNoOverflowAndNoFallbackFonts = 0, m_useBackslashAsYenSymbol = 0, m_originalTextDiffersFromRendered = 0, m_hasInlineWrapperForDisplayContents = 0, m_canUseSimplifiedTextMeasuring = 1, m_minWidth = -1, m_maxWidth = -1, m_beginMinWidth = 0, m_endMinWidth = 0, m_text = {m_impl = {static isRefPtr = <optimized out>, m_ptr = 0x7f40000fe660}}}
>        isSVGText = false
>        style = 
>              @0x7f5c49c00eb8: {m_boxData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4df1b0}}, m_visualData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4ec390}}, m_backgroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4f9240}}, m_surroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4c3550}}, m_rareNonInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc486000}}, m_nonInheritedFlags = {effectiveDisplay = 1, originalDisplay = 1, overflowX = 0, overflowY = 0, verticalAlign = 0, clear = 0, position = 1, unicodeBidi = 0, floating = 0, tableLayout = 0, hasExplicitlySetDirection = 0, hasExplicitlySetWritingMode = 0, hasExplicitlySetTextAlign = 1, hasViewportUnits = 0, hasExplicitlyInheritedProperties = 0, isUnique = 0, emptyState = 0, firstChildState = 0, lastChildState = 0, affectedByHover = 0, affectedByActive = 0, affectedByDrag = 0, isLink = 0, styleType = 0, pseudoBits = 0}, m_rareInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c64c8e870}}, m_inheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c64cb7428}}, m_inheritedFlags = {emptyCells = 0, captionSide = 0, listStyleType = 0, listStylePosition = 0, visibility = 0, textAlign = 2, textTransform = 3, textDecorations = 0, cursor = 0, direction = 0, whiteSpace = 0, borderCollapse = 0, boxDirection = 0, rtlOrdering = 0, printColorAdjust = 0, pointerEvents = 1, insideLink = 0, insideDefaultButton = 0, writingMode = 0}, m_cachedPseudoStyles = std::unique_ptr<WTF::Vector<std::unique_ptr<WebCore::RenderStyle, std::default_delete<WebCore::RenderStyle> >, 4, WTF::CrashOnOverflow, 16, WTF::FastMalloc>> = {get() = 0x0}, m_svgStyle = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc485000}}}
>        font = 
>          @0x7f5c64cb7440: {static s_codePath = WebCore::FontCascade::Auto, m_fontDescription = {<WebCore::FontDescription> = {m_featureSettings = {m_list = {<WTF::VectorBuffer<WebCore::FontTaggedSetting<int>, 0, WTF::FastMalloc>> = {<WTF::VectorBufferBase<WebCore::FontTaggedSetting<int>, WTF::FastMalloc>> = {m_buffer = 0x0, m_capacity = 0, m_size = 0, m_mask = 0}, <No data fields>}, <No data fields>}}, m_variationSettings = {<No data fields>}, m_locale = {m_string = {m_impl = {static isRefPtr = <optimized out>, m_ptr = 0x7f40000e8ca0}}}, m_fontSelectionRequest = {weight = {static fractionalEntropy = 4, m_backing = 1600}, width = {static fractionalEntropy = 4, m_backing = 400}, slope = {static fractionalEntropy = 4, m_backing = 0}}, m_computedSize = 64, m_orientation = 0, m_nonCJKGlyphOrientation = 0, m_widthVariant = 0, m_renderingMode = 0, m_textRendering = 2, m_script = 25, m_fontSynthesis = 7, m_variantCommonLigatures = 0, m_variantDiscretionaryLigatures = 0, m_variantHistoricalLigatures = 0, m_variantContextualAlternates = 0, m_variantPosition = 0, m_variantCaps = 0, m_variantNumericFigure = 0, m_variantNumericSpacing = 0, m_variantNumericFraction = 0, m_variantNumericOrdinal = 0, m_variantNumericSlashedZero = 0, m_variantAlternates = 0, m_variantEastAsianVariant = 0, m_variantEastAsianWidth = 0, m_variantEastAsianRuby = 0, m_opticalSizing = 0, m_fontStyleAxis = 0, m_shouldAllowUserInstalledFonts = 1}, m_families = {m_data = 0x7f5c5a1ccb48}, m_specifiedSize = 64, m_isAbsoluteSize = 1, m_kerning = 0, m_keywordSize = 0, m_fontSmoothing = 0, m_isSpecifiedFont = 1}, m_fonts = {static isRefPtr = <optimized out>, m_ptr = 0x7f5c5ac8c9f8}, m_weakPtrFactory = {m_ref = {static isRefPtr = <optimized out>, m_ptr = 0x0}}, m_letterSpacing = 0, m_wordSpacing = 0, m_useBackslashAsYenSymbol = false, m_enableKerning = true, m_requiresShaping = true}
>        isFixedPitch = 21
>        canHyphenate = <optimized out>
>        canHangPunctuationAtStart = <optimized out>
>        canHangPunctuationAtEnd = <optimized out>
>        canHangStopOrCommaAtLineEnd = <optimized out>
>        endPunctuationIndex = <optimized out>
>        lastSpace = 1510873287
>        wordSpacing = <optimized out>
>        lastSpaceWordSpacing = 320
>        wordSpacingForWordMeasurement = <optimized out>
>        wrapWidthOffset = <optimized out>
>        wrapW = <optimized out>
>        charWidth = <optimized out>
>        breakNBSP = <optimized out>
>        breakWords = <optimized out>
>        midWordBreak = <optimized out>
>        breakAll = <optimized out>
>        keepAllWords = <optimized out>
>        hyphenWidth = <optimized out>
>        iteratorMode = <optimized out>
>        canUseLineBreakShortcut = <optimized out>
>        isLineEmpty = <optimized out>
>        fallbackFonts = 
>            {m_impl = {static m_maxLoad = 2, static m_minLoad = 6, m_table = 0x7ffcbb04a4a0, m_tableSize = 1226834592, m_tableSizeMask = 32604, m_keyCount = 3137643216, m_deletedCount = 32764}}
>        lastCharacterFromPreviousRenderText = <optimized out>
>        lastCharacter = <optimized out>
>        secondToLastCharacter = <optimized out>
>        textLayout = <optimized out>
>        wordTrailingSpace = 
>          Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>{m_style = @0x7f5c49c00e70, m_state = (unknown: -1157323760), m_width = {<std::constexpr_optional_base<float>> = {init_ = 252, storage_ = {dummy_ = 224 '\340', value_ = -0.0020230338}}, <No data fields>}}
>        wordMeasurement = <optimized out>
>        additionalTempWidth = 229556
>        inlineLogicalTempWidth = <optimized out>
>#22 0x00007f5d005dc765 in WebCore::FontCascade::isFixedPitch() const (this=0x7f5c64cb7440)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/platform/graphics/FontCascade.h:338
>        renderObject = 
>            @0x7f5c4b802aa8: {<WebCore::CachedImageClient> = {<WebCore::CachedResourceClient> = {_vptr.CachedResourceClient = 0x7f5d0148fc48 <vtable for WebCore::RenderText+16>}, <No data fields>}, m_node = @0x7f5c5ac59c18, m_parent = 0x7f5c49c00e70, m_previous = 0x0, m_next = 0x0, m_weakFactory = {m_ref = {static isRefPtr = <optimized out>, m_ptr = 0x7f5c5a1fdae0}}, m_bitfields = {m_hasRareData = 0, m_beingDestroyed = 0, m_needsLayout = 0, m_needsPositionedMovementLayout = 0, m_normalChildNeedsLayout = 0, m_posChildNeedsLayout = 0, m_needsSimplifiedNormalFlowLayout = 0, m_preferredLogicalWidthsDirty = 1, m_floating = 0, m_isAnonymous = 0, m_isTextOrRenderView = 1, m_isBox = 0, m_isInline = 1, m_isReplaced = 0, m_isLineBreak = 0, m_horizontalWritingMode = 1, m_hasLayer = 0, m_hasOverflowClip = 0, m_hasTransformRelatedProperty = 0, m_unused = 0, m_everHadLayout = 1, m_childrenInline = 0, m_isExcludedFromNormalLayout = 0, m_positionedState = 0, m_selectionState = 0, m_fragmentedFlowState = 0, m_boxDecorationState = 0}}
>        renderText = 
>              @0x7f5c4b802aa8: {<WebCore::RenderObject> = {<WebCore::CachedImageClient> = {<WebCore::CachedResourceClient> = {_vptr.CachedResourceClient = 0x7f5d0148fc48 <vtable for WebCore::RenderText+16>}, <No data fields>}, m_node = @0x7f5c5ac59c18, m_parent = 0x7f5c49c00e70, m_previous = 0x0, m_next = 0x0, m_weakFactory = {m_ref = {static isRefPtr = <optimized out>, m_ptr = 0x7f5c5a1fdae0}}, m_bitfields = {m_hasRareData = 0, m_beingDestroyed = 0, m_needsLayout = 0, m_needsPositionedMovementLayout = 0, m_normalChildNeedsLayout = 0, m_posChildNeedsLayout = 0, m_needsSimplifiedNormalFlowLayout = 0, m_preferredLogicalWidthsDirty = 1, m_floating = 0, m_isAnonymous = 0, m_isTextOrRenderView = 1, m_isBox = 0, m_isInline = 1, m_isReplaced = 0, m_isLineBreak = 0, m_horizontalWritingMode = 1, m_hasLayer = 0, m_hasOverflowClip = 0, m_hasTransformRelatedProperty = 0, m_unused = 0, m_everHadLayout = 1, m_childrenInline = 0, m_isExcludedFromNormalLayout = 0, m_positionedState = 0, m_selectionState = 0, m_fragmentedFlowState = 0, m_boxDecorationState = 0}}, m_lineBoxes = {m_first = 0x0, m_last = 0x0}, m_hasBreakableChar = 0, m_hasBreak = 0, m_hasTab = 0, m_hasBeginWS = 0, m_hasEndWS = 0, m_linesDirty = 0, m_containsReversedText = 0, m_isAllASCII = 1, m_canUseSimpleFontCodePath = 1, m_knownToHaveNoOverflowAndNoFallbackFonts = 0, m_useBackslashAsYenSymbol = 0, m_originalTextDiffersFromRendered = 0, m_hasInlineWrapperForDisplayContents = 0, m_canUseSimplifiedTextMeasuring = 1, m_minWidth = -1, m_maxWidth = -1, m_beginMinWidth = 0, m_endMinWidth = 0, m_text = {m_impl = {static isRefPtr = <optimized out>, m_ptr = 0x7f40000fe660}}}
>        isSVGText = false
>        style = 
>              @0x7f5c49c00eb8: {m_boxData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4df1b0}}, m_visualData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4ec390}}, m_backgroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4f9240}}, m_surroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4c3550}}, m_rareNonInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc486000}}, m_nonInheritedFlags = {effectiveDisplay = 1, originalDisplay = 1, overflowX = 0, overflowY = 0, verticalAlign = 0, clear = 0, position = 1, unicodeBidi = 0, floating = 0, tableLayout = 0, hasExplicitlySetDirection = 0, hasExplicitlySetWritingMode = 0, hasExplicitlySetTextAlign = 1, hasViewportUnits = 0, hasExplicitlyInheritedProperties = 0, isUnique = 0, emptyState = 0, firstChildState = 0, lastChildState = 0, affectedByHover = 0, affectedByActive = 0, affectedByDrag = 0, isLink = 0, styleType = 0, pseudoBits = 0}, m_rareInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c64c8e870}}, m_inheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c64cb7428}}, m_inheritedFlags = {emptyCells = 0, captionSide = 0, listStyleType = 0, listStylePosition = 0, visibility = 0, textAlign = 2, textTransform = 3, textDecorations = 0, cursor = 0, direction = 0, whiteSpace = 0, borderCollapse = 0, boxDirection = 0, rtlOrdering = 0, printColorAdjust = 0, pointerEvents = 1, insideLink = 0, insideDefaultButton = 0, writingMode = 0}, m_cachedPseudoStyles = std::unique_ptr<WTF::Vector<std::unique_ptr<WebCore::RenderStyle, std::default_delete<WebCore::RenderStyle> >, 4, WTF::CrashOnOverflow, 16, WTF::FastMalloc>> = {get() = 0x0}, m_svgStyle = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc485000}}}
>        font = 
>          @0x7f5c64cb7440: {static s_codePath = WebCore::FontCascade::Auto, m_fontDescription = {<WebCore::FontDescription> = {m_featureSettings = {m_list = {<WTF::VectorBuffer<WebCore::FontTaggedSetting<int>, 0, WTF::FastMalloc>> = {<WTF::VectorBufferBase<WebCore::FontTaggedSetting<int>, WTF::FastMalloc>> = {m_buffer = 0x0, m_capacity = 0, m_size = 0, m_mask = 0}, <No data fields>}, <No data fields>}}, m_variationSettings = {<No data fields>}, m_locale = {m_string = {m_impl = {static isRefPtr = <optimized out>, m_ptr = 0x7f40000e8ca0}}}, m_fontSelectionRequest = {weight = {static fractionalEntropy = 4, m_backing = 1600}, width = {static fractionalEntropy = 4, m_backing = 400}, slope = {static fractionalEntropy = 4, m_backing = 0}}, m_computedSize = 64, m_orientation = 0, m_nonCJKGlyphOrientation = 0, m_widthVariant = 0, m_renderingMode = 0, m_textRendering = 2, m_script = 25, m_fontSynthesis = 7, m_variantCommonLigatures = 0, m_variantDiscretionaryLigatures = 0, m_variantHistoricalLigatures = 0, m_variantContextualAlternates = 0, m_variantPosition = 0, m_variantCaps = 0, m_variantNumericFigure = 0, m_variantNumericSpacing = 0, m_variantNumericFraction = 0, m_variantNumericOrdinal = 0, m_variantNumericSlashedZero = 0, m_variantAlternates = 0, m_variantEastAsianVariant = 0, m_variantEastAsianWidth = 0, m_variantEastAsianRuby = 0, m_opticalSizing = 0, m_fontStyleAxis = 0, m_shouldAllowUserInstalledFonts = 1}, m_families = {m_data = 0x7f5c5a1ccb48}, m_specifiedSize = 64, m_isAbsoluteSize = 1, m_kerning = 0, m_keywordSize = 0, m_fontSmoothing = 0, m_isSpecifiedFont = 1}, m_fonts = {static isRefPtr = <optimized out>, m_ptr = 0x7f5c5ac8c9f8}, m_weakPtrFactory = {m_ref = {static isRefPtr = <optimized out>, m_ptr = 0x0}}, m_letterSpacing = 0, m_wordSpacing = 0, m_useBackslashAsYenSymbol = false, m_enableKerning = true, m_requiresShaping = true}
>        isFixedPitch = 21
>        canHyphenate = <optimized out>
>        canHangPunctuationAtStart = <optimized out>
>        canHangPunctuationAtEnd = <optimized out>
>        canHangStopOrCommaAtLineEnd = <optimized out>
>        endPunctuationIndex = <optimized out>
>        lastSpace = 1510873287
>        wordSpacing = <optimized out>
>        lastSpaceWordSpacing = 320
>        wordSpacingForWordMeasurement = <optimized out>
>        wrapWidthOffset = <optimized out>
>        wrapW = <optimized out>
>        charWidth = <optimized out>
>        breakNBSP = <optimized out>
>        breakWords = <optimized out>
>        midWordBreak = <optimized out>
>        breakAll = <optimized out>
>        keepAllWords = <optimized out>
>        hyphenWidth = <optimized out>
>        iteratorMode = <optimized out>
>        canUseLineBreakShortcut = <optimized out>
>        isLineEmpty = <optimized out>
>        fallbackFonts = 
>            {m_impl = {static m_maxLoad = 2, static m_minLoad = 6, m_table = 0x7ffcbb04a4a0, m_tableSize = 1226834592, m_tableSizeMask = 32604, m_keyCount = 3137643216, m_deletedCount = 32764}}
>        lastCharacterFromPreviousRenderText = <optimized out>
>        lastCharacter = <optimized out>
>        secondToLastCharacter = <optimized out>
>        textLayout = <optimized out>
>        wordTrailingSpace = 
>          Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>{m_style = @0x7f5c49c00e70, m_state = (unknown: -1157323760), m_width = {<std::constexpr_optional_base<float>> = {init_ = 252, storage_ = {dummy_ = 224 '\340', value_ = -0.0020230338}}, <No data fields>}}
>        wordMeasurement = <optimized out>
>        additionalTempWidth = 229556
>        inlineLogicalTempWidth = <optimized out>
>#23 0x00007f5d005dc765 in WebCore::BreakingContext::handleText(WTF::Vector<WebCore::WordMeasurement, 64ul, WTF::CrashOnOverflow, 16ul, WTF::FastMalloc>&, bool&, unsigned int&) (this=this@entry=0x7ffcbb0491a0, wordMeasurements=..., hyphenated=@0x7ffcbb0494e8: false, consecutiveHyphenatedLines=@0x7ffcbb049350: 0)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/line/BreakingContext.h:764
>        renderObject = 
>            @0x7f5c4b802aa8: {<WebCore::CachedImageClient> = {<WebCore::CachedResourceClient> = {_vptr.CachedResourceClient = 0x7f5d0148fc48 <vtable for WebCore::RenderText+16>}, <No data fields>}, m_node = @0x7f5c5ac59c18, m_parent = 0x7f5c49c00e70, m_previous = 0x0, m_next = 0x0, m_weakFactory = {m_ref = {static isRefPtr = <optimized out>, m_ptr = 0x7f5c5a1fdae0}}, m_bitfields = {m_hasRareData = 0, m_beingDestroyed = 0, m_needsLayout = 0, m_needsPositionedMovementLayout = 0, m_normalChildNeedsLayout = 0, m_posChildNeedsLayout = 0, m_needsSimplifiedNormalFlowLayout = 0, m_preferredLogicalWidthsDirty = 1, m_floating = 0, m_isAnonymous = 0, m_isTextOrRenderView = 1, m_isBox = 0, m_isInline = 1, m_isReplaced = 0, m_isLineBreak = 0, m_horizontalWritingMode = 1, m_hasLayer = 0, m_hasOverflowClip = 0, m_hasTransformRelatedProperty = 0, m_unused = 0, m_everHadLayout = 1, m_childrenInline = 0, m_isExcludedFromNormalLayout = 0, m_positionedState = 0, m_selectionState = 0, m_fragmentedFlowState = 0, m_boxDecorationState = 0}}
>        renderText = 
>              @0x7f5c4b802aa8: {<WebCore::RenderObject> = {<WebCore::CachedImageClient> = {<WebCore::CachedResourceClient> = {_vptr.CachedResourceClient = 0x7f5d0148fc48 <vtable for WebCore::RenderText+16>}, <No data fields>}, m_node = @0x7f5c5ac59c18, m_parent = 0x7f5c49c00e70, m_previous = 0x0, m_next = 0x0, m_weakFactory = {m_ref = {static isRefPtr = <optimized out>, m_ptr = 0x7f5c5a1fdae0}}, m_bitfields = {m_hasRareData = 0, m_beingDestroyed = 0, m_needsLayout = 0, m_needsPositionedMovementLayout = 0, m_normalChildNeedsLayout = 0, m_posChildNeedsLayout = 0, m_needsSimplifiedNormalFlowLayout = 0, m_preferredLogicalWidthsDirty = 1, m_floating = 0, m_isAnonymous = 0, m_isTextOrRenderView = 1, m_isBox = 0, m_isInline = 1, m_isReplaced = 0, m_isLineBreak = 0, m_horizontalWritingMode = 1, m_hasLayer = 0, m_hasOverflowClip = 0, m_hasTransformRelatedProperty = 0, m_unused = 0, m_everHadLayout = 1, m_childrenInline = 0, m_isExcludedFromNormalLayout = 0, m_positionedState = 0, m_selectionState = 0, m_fragmentedFlowState = 0, m_boxDecorationState = 0}}, m_lineBoxes = {m_first = 0x0, m_last = 0x0}, m_hasBreakableChar = 0, m_hasBreak = 0, m_hasTab = 0, m_hasBeginWS = 0, m_hasEndWS = 0, m_linesDirty = 0, m_containsReversedText = 0, m_isAllASCII = 1, m_canUseSimpleFontCodePath = 1, m_knownToHaveNoOverflowAndNoFallbackFonts = 0, m_useBackslashAsYenSymbol = 0, m_originalTextDiffersFromRendered = 0, m_hasInlineWrapperForDisplayContents = 0, m_canUseSimplifiedTextMeasuring = 1, m_minWidth = -1, m_maxWidth = -1, m_beginMinWidth = 0, m_endMinWidth = 0, m_text = {m_impl = {static isRefPtr = <optimized out>, m_ptr = 0x7f40000fe660}}}
>        isSVGText = false
>        style = 
>              @0x7f5c49c00eb8: {m_boxData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4df1b0}}, m_visualData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4ec390}}, m_backgroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4f9240}}, m_surroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4c3550}}, m_rareNonInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc486000}}, m_nonInheritedFlags = {effectiveDisplay = 1, originalDisplay = 1, overflowX = 0, overflowY = 0, verticalAlign = 0, clear = 0, position = 1, unicodeBidi = 0, floating = 0, tableLayout = 0, hasExplicitlySetDirection = 0, hasExplicitlySetWritingMode = 0, hasExplicitlySetTextAlign = 1, hasViewportUnits = 0, hasExplicitlyInheritedProperties = 0, isUnique = 0, emptyState = 0, firstChildState = 0, lastChildState = 0, affectedByHover = 0, affectedByActive = 0, affectedByDrag = 0, isLink = 0, styleType = 0, pseudoBits = 0}, m_rareInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c64c8e870}}, m_inheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c64cb7428}}, m_inheritedFlags = {emptyCells = 0, captionSide = 0, listStyleType = 0, listStylePosition = 0, visibility = 0, textAlign = 2, textTransform = 3, textDecorations = 0, cursor = 0, direction = 0, whiteSpace = 0, borderCollapse = 0, boxDirection = 0, rtlOrdering = 0, printColorAdjust = 0, pointerEvents = 1, insideLink = 0, insideDefaultButton = 0, writingMode = 0}, m_cachedPseudoStyles = std::unique_ptr<WTF::Vector<std::unique_ptr<WebCore::RenderStyle, std::default_delete<WebCore::RenderStyle> >, 4, WTF::CrashOnOverflow, 16, WTF::FastMalloc>> = {get() = 0x0}, m_svgStyle = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc485000}}}
>        font = 
>          @0x7f5c64cb7440: {static s_codePath = WebCore::FontCascade::Auto, m_fontDescription = {<WebCore::FontDescription> = {m_featureSettings = {m_list = {<WTF::VectorBuffer<WebCore::FontTaggedSetting<int>, 0, WTF::FastMalloc>> = {<WTF::VectorBufferBase<WebCore::FontTaggedSetting<int>, WTF::FastMalloc>> = {m_buffer = 0x0, m_capacity = 0, m_size = 0, m_mask = 0}, <No data fields>}, <No data fields>}}, m_variationSettings = {<No data fields>}, m_locale = {m_string = {m_impl = {static isRefPtr = <optimized out>, m_ptr = 0x7f40000e8ca0}}}, m_fontSelectionRequest = {weight = {static fractionalEntropy = 4, m_backing = 1600}, width = {static fractionalEntropy = 4, m_backing = 400}, slope = {static fractionalEntropy = 4, m_backing = 0}}, m_computedSize = 64, m_orientation = 0, m_nonCJKGlyphOrientation = 0, m_widthVariant = 0, m_renderingMode = 0, m_textRendering = 2, m_script = 25, m_fontSynthesis = 7, m_variantCommonLigatures = 0, m_variantDiscretionaryLigatures = 0, m_variantHistoricalLigatures = 0, m_variantContextualAlternates = 0, m_variantPosition = 0, m_variantCaps = 0, m_variantNumericFigure = 0, m_variantNumericSpacing = 0, m_variantNumericFraction = 0, m_variantNumericOrdinal = 0, m_variantNumericSlashedZero = 0, m_variantAlternates = 0, m_variantEastAsianVariant = 0, m_variantEastAsianWidth = 0, m_variantEastAsianRuby = 0, m_opticalSizing = 0, m_fontStyleAxis = 0, m_shouldAllowUserInstalledFonts = 1}, m_families = {m_data = 0x7f5c5a1ccb48}, m_specifiedSize = 64, m_isAbsoluteSize = 1, m_kerning = 0, m_keywordSize = 0, m_fontSmoothing = 0, m_isSpecifiedFont = 1}, m_fonts = {static isRefPtr = <optimized out>, m_ptr = 0x7f5c5ac8c9f8}, m_weakPtrFactory = {m_ref = {static isRefPtr = <optimized out>, m_ptr = 0x0}}, m_letterSpacing = 0, m_wordSpacing = 0, m_useBackslashAsYenSymbol = false, m_enableKerning = true, m_requiresShaping = true}
>        isFixedPitch = 21
>        canHyphenate = <optimized out>
>        canHangPunctuationAtStart = <optimized out>
>        canHangPunctuationAtEnd = <optimized out>
>        canHangStopOrCommaAtLineEnd = <optimized out>
>        endPunctuationIndex = <optimized out>
>        lastSpace = 1510873287
>        wordSpacing = <optimized out>
>        lastSpaceWordSpacing = 320
>        wordSpacingForWordMeasurement = <optimized out>
>        wrapWidthOffset = <optimized out>
>        wrapW = <optimized out>
>        charWidth = <optimized out>
>        breakNBSP = <optimized out>
>        breakWords = <optimized out>
>        midWordBreak = <optimized out>
>        breakAll = <optimized out>
>        keepAllWords = <optimized out>
>        hyphenWidth = <optimized out>
>        iteratorMode = <optimized out>
>        canUseLineBreakShortcut = <optimized out>
>        isLineEmpty = <optimized out>
>        fallbackFonts = 
>            {m_impl = {static m_maxLoad = 2, static m_minLoad = 6, m_table = 0x7ffcbb04a4a0, m_tableSize = 1226834592, m_tableSizeMask = 32604, m_keyCount = 3137643216, m_deletedCount = 32764}}
>        lastCharacterFromPreviousRenderText = <optimized out>
>        lastCharacter = <optimized out>
>        secondToLastCharacter = <optimized out>
>        textLayout = <optimized out>
>        wordTrailingSpace = 
>          Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>{m_style = @0x7f5c49c00e70, m_state = (unknown: -1157323760), m_width = {<std::constexpr_optional_base<float>> = {init_ = 252, storage_ = {dummy_ = 224 '\340', value_ = -0.0020230338}}, <No data fields>}}
>        wordMeasurement = <optimized out>
>        additionalTempWidth = 229556
>        inlineLogicalTempWidth = <optimized out>
>#24 0x00007f5d005d6332 in WebCore::LineBreaker::nextLineBreak(WebCore::BidiResolverWithIsolate<WebCore::InlineIterator, WebCore::BidiRun, WebCore::BidiIsolatedRun>&, WebCore::LineInfo&, WebCore::RenderTextInfo&, WebCore::FloatingObject*, unsigned int, WTF::Vector<WebCore::WordMeasurement, 64ul, WTF::CrashOnOverflow, 16ul, WTF::FastMalloc>&) (this=0x7ffcbb0494e0, resolver=..., lineInfo=..., renderTextInfo=..., lastFloatFromPreviousLine=<optimized out>, consecutiveHyphenatedLines=<optimized out>, wordMeasurements=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/line/LineBreaker.cpp:110
>        appliedStartWidth = <optimized out>
>        width = 
>          {m_block = @0x7f5c49c00e70, m_uncommittedWidth = 0, m_committedWidth = 0, m_overhangWidth = 0, m_trailingWhitespaceWidth = 0, m_trailingCollapsedWhitespaceWidth = 0, m_left = 0, m_right = 832, m_availableWidth = 832, m_isFirstLine = true, m_hasCommitted = false, m_hasCommittedReplaced = false, m_hasUncommittedReplaced = false, m_shouldIndentText = WebCore::IndentText}
>        context = 
>            Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>{m_lineBreaker = @0x7ffcbb0494e0, m_resolver = @0x7ffcbb04a410, m_current = {m_root = 0x7f5c49c00e70, m_renderer = 0x7f5c4b802aa8, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 0}}, <No data fields>}, m_pos = 0, m_refersToEndOfPreviousNode = false}, m_lineBreakHistory = {<WTF::Vector<WebCore::InlineIterator, 1, WTF::CrashOnOverflow, 16, WTF::FastMalloc>> = {<WTF::VectorBuffer<WebCore::InlineIterator, 1, WTF::FastMalloc>> = {<WTF::VectorBufferBase<WebCore::InlineIterator, WTF::FastMalloc>> = {m_buffer = 0x7ffcbb0491e8, m_capacity = 1, m_size = 1, m_mask = 0}, m_inlineBuffer = {{__data = "p\016\300I\\\177\000\000\250*\200K\\\177\000\000\000Na\000\000\177\000\000\000\000\000\000\000\177\000", __align = {<No data fields>}}}}, <No data fields>}, m_capacity = 1}, m_startOfIgnoredSpaces = {m_root = 0x0, m_renderer = 0x0, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 32512}}, <No data fields>}, m_pos = 0, m_refersToEndOfPreviousNode = false}, m_block = @0x7f5c49c00e70, m_lastObject = 0x7f5c4b802aa8, m_nextObject = 0x0, m_currentStyle = 0x7f5c49c00eb8, m_blockStyle = @0x7f5c49c00eb8, m_lineInfo = @0x7ffcbb04a6d0, m_renderTextInfo = @0x7ffcbb049540, m_lastFloatFromPreviousLine = 0x0, m_width = {m_block = @0x7f5c49c00e70, m_uncommittedWidth = 0, m_committedWidth = 0, m_overhangWidth = 0, m_trailingWhitespaceWidth = 0, m_trailingCollapsedWhitespaceWidth = 0, m_left = 0, m_right = 832, m_availableWidth = 832, m_isFirstLine = true, m_hasCommitted = false, m_hasCommittedReplaced = false, m_hasUncommittedReplaced = false, m_shouldIndentText = WebCore::IndentText}, m_currWS = WebCore::NORMAL, m_lastWS = WebCore::NORMAL, m_preservesNewline = false, m_atStart = true, m_ignoringSpaces = false, m_currentCharacterIsSpace = false, m_currentCharacterIsWS = false, m_appliedStartWidth = false, m_includeEndWidth = true, m_autoWrap = true, m_autoWrapWasEverTrueOnLine = true, m_floatsFitOnLine = true, m_collapseWhiteSpace = true, m_startingNewParagraph = true, m_allowImagesToBreak = true, m_atEnd = false, m_hadUncommittedWidthBeforeCurrent = false, m_hangsAtEnd = false, m_lineWhitespaceCollapsingState = @0x7ffcbb04a520, m_trailingObjects = {m_whitespace = 0x0, m_boxes = {<WTF::VectorBuffer<std::reference_wrapper<WebCore::RenderBoxModelObject>, 4, WTF::FastMalloc>> = {<WTF::VectorBufferBase<std::reference_wrapper<WebCore::RenderBoxModelObject>, WTF::FastMalloc>> = {m_buffer = 0x7ffcbb0492e0, m_capacity = 4, m_size = 0, m_mask = 3}, m_inlineBuffer = {{__data = "\000\000\000\000\000\000\000", __align = {<No data fields>}}, {__data = "\000\000\000\000\000\000\000", __align = {<No data fields>}}, {__data = "\000\000\000\000\000\000\000", __align = {<No data fields>}}, {__data = "\000\000\000\000\000\000\000", __align = {<No data fields>}}}}, <No data fields>}}}
>#25 0x00007f5d0046ac4e in WebCore::RenderBlockFlow::layoutRunsAndFloatsInRange(WebCore::LineLayoutState&, WebCore::BidiResolverWithIsolate<WebCore::InlineIterator, WebCore::BidiRun, WebCore::BidiIsolatedRun>&, WebCore::InlineIterator const&, WebCore::BidiStatus const&, unsigned int) ()
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/line/LineLayoutState.h:115
>#26 0x00007f5d0046cc6a in WebCore::RenderBlockFlow::layoutRunsAndFloats(WebCore::LineLayoutState&, bool) (this=0x7f5c49c00e70, layoutState=..., hasInlineChild=<optimized out>)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockLineLayout.cpp:1314
>        resolver = 
>              Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>{<WebCore::BidiResolverBase<WebCore::InlineIterator, WebCore::BidiRun, WebCore::BidiResolverWithIsolate<WebCore::InlineIterator, WebCore::BidiRun, WebCore::BidiIsolatedRun> >> = {m_current = {m_root = 0x7f5c49c00e70, m_renderer = 0x7f5c4b802aa8, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 32512}}, <No data fields>}, m_pos = 0, m_refersToEndOfPreviousNode = false}, m_sor = {m_root = 0x0, m_renderer = 0x0, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 32512}}, <No data fields>}, m_pos = 0, m_refersToEndOfPreviousNode = false}, m_eor = {m_root = 0x0, m_renderer = 0x0, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 0}}, <No data fields>}, m_pos = 0, m_refersToEndOfPreviousNode = false}, m_last = {m_root = 0x0, m_renderer = 0x0, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 32512}}, <No data fields>}, m_pos = 0, m_refersToEndOfPreviousNode = false}, m_status = {eor = U_LEFT_TO_RIGHT, lastStrong = U_LEFT_TO_RIGHT, last = U_LEFT_TO_RIGHT, context = {static isRefPtr = <optimized out>, m_ptr = 0x7f5c5abcd070}}, m_direction = U_OTHER_NEUTRAL, endOfLine = {m_root = 0x0, m_renderer = 0x0, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 0}}, <No data fields>}, m_pos = 0, m_refersToEndOfPreviousNode = false}, m_reachedEndOfLine = false, m_lastBeforeET = {m_root = 0x0, m_renderer = 0x0, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 0}}, <No data fields>}, m_pos = 0, m_refersToEndOfPreviousNode = false}, m_emptyRun = true, m_runs = {m_firstRun = std::unique_ptr<WebCore::BidiRun> = {get() = 0x0}, m_lastRun = 0x0, m_logicallyLastRun = 0x0, m_runCount = 0}, m_whitespaceCollapsingState = {m_transitions = {<WTF::VectorBuffer<WebCore::InlineIterator, 0, WTF::FastMalloc>> = {<WTF::VectorBufferBase<WebCore::InlineIterator, WTF::FastMalloc>> = {m_buffer = 0x0, m_capacity = 0, m_size = 0, m_mask = 0}, <No data fields>}, <No data fields>}, m_currentTransition = 0}, m_nestedIsolateCount = 0, m_whitespaceCollapsingTransitionForIsolatedRun = {m_impl = {static m_maxLoad = 2, static m_minLoad = 6, m_table = 0x0, m_tableSize = 0, m_tableSizeMask = 0, m_keyCount = 0, m_deletedCount = 0}}, m_currentExplicitEmbeddingSequence = {<WTF::VectorBuffer<WebCore::BidiEmbedding, 8, WTF::FastMalloc>> = {<WTF::VectorBufferBase<WebCore::BidiEmbedding, WTF::FastMalloc>> = {m_buffer = 0x7ffcbb04a574, m_capacity = 8, m_size = 0, m_mask = 7}, m_inlineBuffer = {{__data = "\000\000\000\000\000\203\305\025", __align = {<No data fields>}}, {__data = "\307\030\016Z\200\t\000", __align = {<No data fields>}}, {__data = "\000\000\000\000\000-`H", __align = {<No data fields>}}, {__data = "\\\177\000\000\300\017\000d", __align = {<No data fields>}}, {__data = "\\\177\000\000\004\340[", __align = {<No data fields>}}, {__data = "]\177\000\000\300\017\000d", __align = {<No data fields>}}, {__data = "\\\177\000\000\341\016\267\377", __align = {<No data fields>}}, {__data = "\\\177\000\000p\016\300I", __align = {<No data fields>}}}}, <No data fields>}}, m_isolatedRuns = {<WTF::VectorBuffer<WebCore::BidiIsolatedRun, 0, WTF::FastMalloc>> = {<WTF::VectorBufferBase<WebCore::BidiIsolatedRun, WTF::FastMalloc>> = {m_buffer = 0x0, m_capacity = 0, m_size = 0, m_mask = 0}, <No data fields>}, <No data fields>}}
>        startLine = <optimized out>
>        consecutiveHyphenatedLines = 0
>        cleanLineStart = 
>          Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>{m_root = 0x0, m_renderer = 0x0, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 1139539968}}, <No data fields>}, m_pos = 0, m_refersToEndOfPreviousNode = false}
>        cleanLineBidiStatus = 
>            {eor = U_OTHER_NEUTRAL, lastStrong = U_OTHER_NEUTRAL, last = U_OTHER_NEUTRAL, context = {static isRefPtr = <optimized out>, m_ptr = 0x0}}
>#27 0x00007f5d0046d694 in WebCore::RenderBlockFlow::layoutLineBoxes(bool, WebCore::LayoutUnit&, WebCore::LayoutUnit&) (this=0x7f5c49c00e70, relayoutChildren=false, repaintLogicalTop=..., repaintLogicalBottom=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockLineLayout.cpp:1722
>        fragmentedFlow = <optimized out>
>        clearLinesForPagination = <optimized out>
>        isFullLayout = <optimized out>
>        layoutState = 
>          {m_lineInfo = {m_isFirstLine = true, m_isLastLine = false, m_isEmpty = true, m_previousLineBrokeCleanly = false, m_floatPaginationStrut = {m_value = 0}, m_runsFromLeadingWhitespace = 0}, m_endLineLogicalTop = {m_value = 0}, m_endLine = 0x0, m_adjustedLogicalLineTop = {m_value = 0}, m_fragmentedFlow = 0x0, m_floatList = {m_floats = {m_impl = {static m_maxLoad = 2, static m_minLoad = 6, m_table = 0x0, m_tableSize = 0, m_tableSizeMask = 0, m_keyCount = 0, m_deletedCount = 0}, m_head = 0x0, m_tail = 0x0}, m_floatWithRectMap = {m_impl = {static m_maxLoad = 2, static m_minLoad = 6, m_table = 0x0, m_tableSize = 0, m_tableSizeMask = 0, m_keyCount = 0, m_deletedCount = 0}}, m_lastFloat = 0x0, m_lastCleanFloat = 0x0}, m_repaintLogicalTop = @0x7ffcbb04a7c4, m_repaintLogicalBottom = @0x7ffcbb04a7c8, m_marginInfo = {m_canCollapseWithChildren = true, m_canCollapseMarginBeforeWithChildren = true, m_canCollapseMarginAfterWithChildren = true, m_quirkContainer = false, m_atBeforeSideOfBlock = true, m_atAfterSideOfBlock = false, m_hasMarginBeforeQuirk = false, m_hasMarginAfterQuirk = false, m_determinedMarginBeforeQuirk = false, m_discardMargin = false, m_positiveMargin = {m_value = 0}, m_negativeMargin = {m_value = 0}}, m_endLineMatched = false, m_checkForFloatsFromLastLine = false, m_isFullLayout = true, m_usesRepaintBounds = false}
>        hasTextOverflow = <optimized out>
>        lastLineAnnotationsAdjustment = <optimized out>
>#28 0x00007f5d0042bd5d in WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) (this=0x7f5c49c00e70, relayoutChildren=<optimized out>, pageLogicalHeight=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockFlow.cpp:505
>        repainter = 
>          {m_object = @0x7f5c49c00e70, m_repaintContainer = 0x0, m_oldBounds = {m_location = {m_x = {m_value = 0}, m_y = {m_value = 0}}, m_size = {m_width = {m_value = 0}, m_height = {m_value = 0}}}, m_oldOutlineBox = {m_location = {m_x = {m_value = 0}, m_y = {m_value = 0}}, m_size = {m_width = {m_value = 0}, m_height = {m_value = 0}}}, m_checkForRepaint = false}
>        previousHeight = <optimized out>
>        pageLogicalHeightChanged = false
>        repaintLogicalTop = {m_value = 0}
>        repaintLogicalBottom = {m_value = 0}
>        maxFloatLogicalBottom = {m_value = 0}
>        styleToUse = 
>              @0x7f5c49c00eb8: {m_boxData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4df1b0}}, m_visualData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4ec390}}, m_backgroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4f9240}}, m_surroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4c3550}}, m_rareNonInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc486000}}, m_nonInheritedFlags = {effectiveDisplay = 1, originalDisplay = 1, overflowX = 0, overflowY = 0, verticalAlign = 0, clear = 0, position = 1, unicodeBidi = 0, floating = 0, tableLayout = 0, hasExplicitlySetDirection = 0, hasExplicitlySetWritingMode = 0, hasExplicitlySetTextAlign = 1, hasViewportUnits = 0, hasExplicitlyInheritedProperties = 0, isUnique = 0, emptyState = 0, firstChildState = 0, lastChildState = 0, affectedByHover = 0, affectedByActive = 0, affectedByDrag = 0, isLink = 0, styleType = 0, pseudoBits = 0}, m_rareInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c64c8e870}}, m_inheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c64cb7428}}, m_inheritedFlags = {emptyCells = 0, captionSide = 0, listStyleType = 0, listStylePosition = 0, visibility = 0, textAlign = 2, textTransform = 3, textDecorations = 0, cursor = 0, direction = 0, whiteSpace = 0, borderCollapse = 0, boxDirection = 0, rtlOrdering = 0, printColorAdjust = 0, pointerEvents = 1, insideLink = 0, insideDefaultButton = 0, writingMode = 0}, m_cachedPseudoStyles = std::unique_ptr<WTF::Vector<std::unique_ptr<WebCore::RenderStyle, std::default_delete<WebCore::RenderStyle> >, 4, WTF::CrashOnOverflow, 16, WTF::FastMalloc>> = {get() = 0x0}, m_svgStyle = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc485000}}}
>        oldHeight = <optimized out>
>        newHeight = <optimized out>
>        state = <optimized out>
>        didFullRepaint = <optimized out>
>#29 0x00007f5d0040d55e in WebCore::RenderBlock::layout() (this=0x7f5c49c00e70)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/platform/LayoutUnit.h:249
>        dispatcher = 
>          {m_block = 0x7f5c49c00e70, m_shouldDispatchEvent = false, m_hadHorizontalLayoutOverflow = false, m_hadVerticalLayoutOverflow = false}
>        transaction = <optimized out>
>        isDelayingUpdateScrollInfoAfterLayoutInView = <optimized out>
>#30 0x00007f5d004276dc in WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&) (this=0x7f5c64001080, child=..., marginInfo=..., previousFloatLogicalBottom=..., maxFloatLogicalBottom=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockFlow.cpp:732
>        oldPosMarginBefore = <optimized out>
>        estimateWithoutPagination = {m_value = 0}
>        logicalTopEstimate = <optimized out>
>        oldRect = 
>              {m_location = {m_x = {m_value = 0}, m_y = {m_value = 0}}, m_size = {m_width = {m_value = 53248}, m_height = {m_value = 13632}}}
>        oldLogicalTop = <optimized out>
>        childBlockFlow = <optimized out>
>        markDescendantsWithFloats = <optimized out>
>        childHadLayout = true
>        childNeededLayout = true
>        atBeforeSideOfBlock = <optimized out>
>        logicalTopBeforeClear = <optimized out>
>        logicalTopAfterClear = <optimized out>
>        paginated = <optimized out>
>        childOffset = {m_width = {m_value = 0}, m_height = {m_value = 32604}}
>#31 0x00007f5d00429228 in WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) (this=0x7f5c64001080, relayoutChildren=<optimized out>, maxFloatLogicalBottom=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockFlow.cpp:655
>        beforeEdge = <optimized out>
>        marginInfo = 
>            {m_canCollapseWithChildren = false, m_canCollapseMarginBeforeWithChildren = false, m_canCollapseMarginAfterWithChildren = false, m_quirkContainer = false, m_atBeforeSideOfBlock = true, m_atAfterSideOfBlock = false, m_hasMarginBeforeQuirk = false, m_hasMarginAfterQuirk = false, m_determinedMarginBeforeQuirk = false, m_discardMargin = false, m_positiveMargin = {m_value = 0}, m_negativeMargin = {m_value = 0}}
>        previousFloatLogicalBottom = {m_value = 0}
>        next = 0x7f5c49c00f78
>#32 0x00007f5d0042c1bd in WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) (this=0x7f5c64001080, relayoutChildren=<optimized out>, pageLogicalHeight=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockFlow.cpp:507
>        repainter = 
>          {m_object = @0x7f5c64001080, m_repaintContainer = 0x0, m_oldBounds = {m_location = {m_x = {m_value = 0}, m_y = {m_value = 0}}, m_size = {m_width = {m_value = 0}, m_height = {m_value = 0}}}, m_oldOutlineBox = {m_location = {m_x = {m_value = 0}, m_y = {m_value = 0}}, m_size = {m_width = {m_value = 0}, m_height = {m_value = 0}}}, m_checkForRepaint = false}
>        previousHeight = <optimized out>
>        pageLogicalHeightChanged = false
>        repaintLogicalTop = {m_value = 0}
>        repaintLogicalBottom = {m_value = 0}
>        maxFloatLogicalBottom = {m_value = 0}
>        styleToUse = 
>              @0x7f5c640010c8: {m_boxData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c5a1ab750}}, m_visualData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4ec390}}, m_backgroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4f9240}}, m_surroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c5acc3770}}, m_rareNonInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc486000}}, m_nonInheritedFlags = {effectiveDisplay = 1, originalDisplay = 1, overflowX = 0, overflowY = 0, verticalAlign = 0, clear = 0, position = 1, unicodeBidi = 0, floating = 1, tableLayout = 0, hasExplicitlySetDirection = 0, hasExplicitlySetWritingMode = 0, hasExplicitlySetTextAlign = 0, hasViewportUnits = 0, hasExplicitlyInheritedProperties = 0, isUnique = 0, emptyState = 0, firstChildState = 0, lastChildState = 0, affectedByHover = 0, affectedByActive = 0, affectedByDrag = 0, isLink = 0, styleType = 0, pseudoBits = 0}, m_rareInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c64c8e4b0}}, m_inheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c5aca7a18}}, m_inheritedFlags = {emptyCells = 0, captionSide = 0, listStyleType = 0, listStylePosition = 0, visibility = 0, textAlign = 7, textTransform = 3, textDecorations = 0, cursor = 0, direction = 0, whiteSpace = 0, borderCollapse = 0, boxDirection = 0, rtlOrdering = 0, printColorAdjust = 0, pointerEvents = 1, insideLink = 0, insideDefaultButton = 0, writingMode = 0}, m_cachedPseudoStyles = std::unique_ptr<WTF::Vector<std::unique_ptr<WebCore::RenderStyle, std::default_delete<WebCore::RenderStyle> >, 4, WTF::CrashOnOverflow, 16, WTF::FastMalloc>> = {get() = 0x0}, m_svgStyle = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc485000}}}
>        oldHeight = <optimized out>
>        newHeight = <optimized out>
>        state = <optimized out>
>        didFullRepaint = <optimized out>
>#33 0x00007f5d0040d55e in WebCore::RenderBlock::layout() (this=0x7f5c64001080)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/platform/LayoutUnit.h:249
>        dispatcher = 
>          {m_block = 0x7f5c64001080, m_shouldDispatchEvent = false, m_hadHorizontalLayoutOverflow = false, m_hadVerticalLayoutOverflow = false}
>        transaction = <optimized out>
>        isDelayingUpdateScrollInfoAfterLayoutInView = <optimized out>
>#34 0x00007f5d00419a38 in WebCore::RenderBlockFlow::insertFloatingObject(WebCore::RenderBox&) (this=this@entry=0x7f5c64000738, floatBox=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderElement.h:123
>#35 0x00007f5d005d52d6 in WebCore::LineBreaker::skipLeadingWhitespace(WebCore::BidiResolverWithIsolate<WebCore::InlineIterator, WebCore::BidiRun, WebCore::BidiIsolatedRun>&, WebCore::LineInfo&, WebCore::FloatingObject*, WebCore::LineWidth&) (this=this@entry=0x7ffcbb04af70, resolver=..., lineInfo=..., lastFloatFromPreviousLine=lastFloatFromPreviousLine@entry=0x0, width=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/line/LineBreaker.cpp:69
>        object = 
>            @0x7f5c64001080: {<WebCore::CachedImageClient> = {<WebCore::CachedResourceClient> = {_vptr.CachedResourceClient = 0x7f5d0146abf0 <vtable for WebCore::RenderBlockFlow+16>}, <No data fields>}, m_node = @0x7f5c64cdfcc0, m_parent = 0x7f5c64000738, m_previous = 0x7f5c64000840, m_next = 0x7f5c64001188, m_weakFactory = {m_ref = {static isRefPtr = <optimized out>, m_ptr = 0x7f5c5abcd270}}, m_bitfields = {m_hasRareData = 0, m_beingDestroyed = 0, m_needsLayout = 1, m_needsPositionedMovementLayout = 0, m_normalChildNeedsLayout = 1, m_posChildNeedsLayout = 0, m_needsSimplifiedNormalFlowLayout = 0, m_preferredLogicalWidthsDirty = 1, m_floating = 1, m_isAnonymous = 0, m_isTextOrRenderView = 0, m_isBox = 1, m_isInline = 0, m_isReplaced = 0, m_isLineBreak = 0, m_horizontalWritingMode = 1, m_hasLayer = 1, m_hasOverflowClip = 0, m_hasTransformRelatedProperty = 0, m_unused = 0, m_everHadLayout = 1, m_childrenInline = 0, m_isExcludedFromNormalLayout = 0, m_positionedState = 1, m_selectionState = 0, m_fragmentedFlowState = 0, m_boxDecorationState = 0}}
>#36 0x00007f5d005d5f0d in WebCore::LineBreaker::nextLineBreak(WebCore::BidiResolverWithIsolate<WebCore::InlineIterator, WebCore::BidiRun, WebCore::BidiIsolatedRun>&, WebCore::LineInfo&, WebCore::RenderTextInfo&, WebCore::FloatingObject*, unsigned int, WTF::Vector<WebCore::WordMeasurement, 64ul, WTF::CrashOnOverflow, 16ul, WTF::FastMalloc>&) (this=0x7ffcbb04af70, resolver=..., lineInfo=..., renderTextInfo=..., lastFloatFromPreviousLine=0x0, consecutiveHyphenatedLines=<optimized out>, wordMeasurements=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/line/LineBreaker.cpp:90
>        appliedStartWidth = false
>        width = 
>          {m_block = @0x7f5c64000738, m_uncommittedWidth = 0, m_committedWidth = 0, m_overhangWidth = 0, m_trailingWhitespaceWidth = 0, m_trailingCollapsedWhitespaceWidth = 0, m_left = 384, m_right = 1760, m_availableWidth = 1376, m_isFirstLine = true, m_hasCommitted = false, m_hasCommittedReplaced = false, m_hasUncommittedReplaced = false, m_shouldIndentText = WebCore::IndentText}
>        context = 
>            Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>{m_lineBreaker = @0x0, m_resolver = @0x1, m_current = {m_root = 0x7f5cfdc052f0 <WTF::nullAtomData>, m_renderer = 0x0, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = 152, storage_ = {dummy_ = 252 '\374', value_ = 32764}}, <No data fields>}, m_pos = 4254265426, m_refersToEndOfPreviousNode = 92}, m_lineBreakHistory = {<WTF::Vector<WebCore::InlineIterator, 1, WTF::CrashOnOverflow, 16, WTF::FastMalloc>> = {<WTF::VectorBuffer<WebCore::InlineIterator, 1, WTF::FastMalloc>> = {<WTF::VectorBufferBase<WebCore::InlineIterator, WTF::FastMalloc>> = {m_buffer = 0x7ffcbb04ae60, m_capacity = 6376745, m_size = 0, m_mask = 0}, m_inlineBuffer = {{__data = "\340\255\004\273\374\177\000\000\001\000\000\000\000\000\000\000%\307[\000\000\000\310\302\000\000\000\000\000\000\000", __align = {<No data fields>}}}}, <No data fields>}, m_capacity = 140034351040648}, m_startOfIgnoredSpaces = {m_root = 0x7f5c49c00840, m_renderer = 0x7f5d004080cc <WebCore::RenderBlock::lineHeight(bool, WebCore::LineDirectionMode, WebCore::LinePositionMode) const+60>, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 0}}, <No data fields>}, m_pos = 4241453, m_refersToEndOfPreviousNode = 93}, m_block = @0x1, m_lastObject = 0x7f5d002f7097 <WebCore::GraphicsContext::setFillColor(WebCore::Color const&)+23>, m_nextObject = 0x7ffcbb04aea0, m_currentStyle = 0x5a0e18c715c58300, m_blockStyle = @0x1, m_lineInfo = @0x7ffcbb04ae90, m_renderTextInfo = @0x7ffcbb04aea0, m_lastFloatFromPreviousLine = 0x7ffcbb04ae60, m_width = {m_block = @0x7ffcbb04ae10, m_uncommittedWidth = -0.00202452391, m_committedWidth = 4.59121429e-41, m_overhangWidth = 0, m_trailingWhitespaceWidth = 0, m_trailingCollapsedWhitespaceWidth = 8.52994478e-39, m_left = 4.56893364e-41, m_right = -0.00202456862, m_availableWidth = 4.59121429e-41, m_isFirstLine = false, m_hasCommitted = false, m_hasCommittedReplaced = false, m_hasUncommittedReplaced = false, m_shouldIndentText = WebCore::DoNotIndentText}, m_currWS = WebCore::PRE, m_lastWS = 1015021568, m_preservesNewline = 41, m_atStart = 125, m_ignoringSpaces = 92, m_currentCharacterIsSpace = false, m_currentCharacterIsWS = 93, m_appliedStartWidth = 127, m_includeEndWidth = false, m_autoWrap = false, m_autoWrapWasEverTrueOnLine = false, m_floatsFitOnLine = false, m_collapseWhiteSpace = false, m_startingNewParagraph = false, m_allowImagesToBreak = false, m_atEnd = false, m_hadUncommittedWidthBeforeCurrent = false, m_hangsAtEnd = false, m_lineWhitespaceCollapsingState = @0x7f5c49c00840, m_trailingObjects = {m_whitespace = 0x7ffcbb04ae00, m_boxes = {<WTF::VectorBuffer<std::reference_wrapper<WebCore::RenderBoxModelObject>, 4, WTF::FastMalloc>> = {<WTF::VectorBufferBase<std::reference_wrapper<WebCore::RenderBoxModelObject>, WTF::FastMalloc>> = {m_buffer = 0x7ffcbb04ae10, m_capacity = 3137646048, m_size = 32764, m_mask = 3137646176}, m_inlineBuffer = {{__data = "\000\000\000\000\000\000\000", __align = {<No data fields>}}, {__data = "?\034]\000]\177\000", __align = {<No data fields>}}, {__data = "\000\000\000\000\000\000\000", __align = {<No data fields>}}, {__data = "\000\000\000\000\000\000\360?", __align = {<No data fields>}}}}, <No data fields>}}}
>#37 0x00007f5d0046ac4e in WebCore::RenderBlockFlow::layoutRunsAndFloatsInRange(WebCore::LineLayoutState&, WebCore::BidiResolverWithIsolate<WebCore::InlineIterator, WebCore::BidiRun, WebCore::BidiIsolatedRun>&, WebCore::InlineIterator const&, WebCore::BidiStatus const&, unsigned int) ()
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/line/LineLayoutState.h:115
>#38 0x00007f5d0046cc6a in WebCore::RenderBlockFlow::layoutRunsAndFloats(WebCore::LineLayoutState&, bool) (this=0x7f5c64000738, layoutState=..., hasInlineChild=<optimized out>)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockLineLayout.cpp:1314
>        resolver = 
>              Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>{<WebCore::BidiResolverBase<WebCore::InlineIterator, WebCore::BidiRun, WebCore::BidiResolverWithIsolate<WebCore::InlineIterator, WebCore::BidiRun, WebCore::BidiIsolatedRun> >> = {m_current = {m_root = 0x7f5c64000738, m_renderer = 0x7f5c64001080, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 32512}}, <No data fields>}, m_pos = 0, m_refersToEndOfPreviousNode = false}, m_sor = {m_root = 0x0, m_renderer = 0x0, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 32512}}, <No data fields>}, m_pos = 0, m_refersToEndOfPreviousNode = false}, m_eor = {m_root = 0x0, m_renderer = 0x0, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 0}}, <No data fields>}, m_pos = 0, m_refersToEndOfPreviousNode = false}, m_last = {m_root = 0x0, m_renderer = 0x0, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 32512}}, <No data fields>}, m_pos = 0, m_refersToEndOfPreviousNode = false}, m_status = {eor = U_LEFT_TO_RIGHT, lastStrong = U_LEFT_TO_RIGHT, last = U_LEFT_TO_RIGHT, context = {static isRefPtr = <optimized out>, m_ptr = 0x7f5c5abcd070}}, m_direction = U_OTHER_NEUTRAL, endOfLine = {m_root = 0x0, m_renderer = 0x0, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 32512}}, <No data fields>}, m_pos = 0, m_refersToEndOfPreviousNode = false}, m_reachedEndOfLine = false, m_lastBeforeET = {m_root = 0x0, m_renderer = 0x0, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 32512}}, <No data fields>}, m_pos = 0, m_refersToEndOfPreviousNode = false}, m_emptyRun = true, m_runs = {m_firstRun = std::unique_ptr<WebCore::BidiRun> = {get() = 0x0}, m_lastRun = 0x0, m_logicallyLastRun = 0x0, m_runCount = 0}, m_whitespaceCollapsingState = {m_transitions = {<WTF::VectorBuffer<WebCore::InlineIterator, 0, WTF::FastMalloc>> = {<WTF::VectorBufferBase<WebCore::InlineIterator, WTF::FastMalloc>> = {m_buffer = 0x0, m_capacity = 0, m_size = 0, m_mask = 0}, <No data fields>}, <No data fields>}, m_currentTransition = 0}, m_nestedIsolateCount = 0, m_whitespaceCollapsingTransitionForIsolatedRun = {m_impl = {static m_maxLoad = 2, static m_minLoad = 6, m_table = 0x0, m_tableSize = 0, m_tableSizeMask = 0, m_keyCount = 0, m_deletedCount = 0}}, m_currentExplicitEmbeddingSequence = {<WTF::VectorBuffer<WebCore::BidiEmbedding, 8, WTF::FastMalloc>> = {<WTF::VectorBufferBase<WebCore::BidiEmbedding, WTF::FastMalloc>> = {m_buffer = 0x7ffcbb04c004, m_capacity = 8, m_size = 0, m_mask = 7}, m_inlineBuffer = {{__data = "\374\177\000\000E\035C", __align = {<No data fields>}}, {__data = "]\177\000\000\200\020\000d", __align = {<No data fields>}}, {__data = "\001\000\000\000\001\000\000", __align = {<No data fields>}}, {__data = "\000\000\000\000\060\301\004\273", __align = {<No data fields>}}, {__data = "\374\177\000\000Y!F", __align = {<No data fields>}}, {__data = "]\177\000\000\000\000\000", __align = {<No data fields>}}, {__data = "\000\000\000\000H\002`r", __align = {<No data fields>}}, {__data = "\\\177\000\000\000\301\004\273", __align = {<No data fields>}}}}, <No data fields>}}, m_isolatedRuns = {<WTF::VectorBuffer<WebCore::BidiIsolatedRun, 0, WTF::FastMalloc>> = {<WTF::VectorBufferBase<WebCore::BidiIsolatedRun, WTF::FastMalloc>> = {m_buffer = 0x0, m_capacity = 0, m_size = 0, m_mask = 0}, <No data fields>}, <No data fields>}}
>        startLine = <optimized out>
>        consecutiveHyphenatedLines = 0
>        cleanLineStart = 
>          Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>{m_root = 0x0, m_renderer = 0x0, m_nextBreakablePosition = {<std::constexpr_optional_base<unsigned int>> = {init_ = false, storage_ = {dummy_ = 0 '\000', value_ = 3249012736}}, <No data fields>}, m_pos = 0, m_refersToEndOfPreviousNode = false}
>        cleanLineBidiStatus = 
>            {eor = U_OTHER_NEUTRAL, lastStrong = U_OTHER_NEUTRAL, last = U_OTHER_NEUTRAL, context = {static isRefPtr = <optimized out>, m_ptr = 0x0}}
>#39 0x00007f5d0046d694 in WebCore::RenderBlockFlow::layoutLineBoxes(bool, WebCore::LayoutUnit&, WebCore::LayoutUnit&) (this=0x7f5c64000738, relayoutChildren=false, repaintLogicalTop=..., repaintLogicalBottom=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockLineLayout.cpp:1722
>        fragmentedFlow = <optimized out>
>        clearLinesForPagination = <optimized out>
>        isFullLayout = <optimized out>
>        layoutState = 
>          {m_lineInfo = {m_isFirstLine = true, m_isLastLine = false, m_isEmpty = true, m_previousLineBrokeCleanly = true, m_floatPaginationStrut = {m_value = 0}, m_runsFromLeadingWhitespace = 0}, m_endLineLogicalTop = {m_value = 0}, m_endLine = 0x0, m_adjustedLogicalLineTop = {m_value = 0}, m_fragmentedFlow = 0x0, m_floatList = {m_floats = {m_impl = {static m_maxLoad = 2, static m_minLoad = 6, m_table = 0x7f5c5accb200, m_tableSize = 8, m_tableSizeMask = 7, m_keyCount = 2, m_deletedCount = 0}, m_head = 0x7f5c5a1a39c0, m_tail = 0x7f5c5a1a39d8}, m_floatWithRectMap = {m_impl = {static m_maxLoad = 2, static m_minLoad = 6, m_table = 0x7f5c7013bc00, m_tableSize = 8, m_tableSizeMask = 7, m_keyCount = 2, m_deletedCount = 0}}, m_lastFloat = 0x0, m_lastCleanFloat = 0x0}, m_repaintLogicalTop = @0x7ffcbb04c254, m_repaintLogicalBottom = @0x7ffcbb04c258, m_marginInfo = {m_canCollapseWithChildren = true, m_canCollapseMarginBeforeWithChildren = true, m_canCollapseMarginAfterWithChildren = true, m_quirkContainer = false, m_atBeforeSideOfBlock = true, m_atAfterSideOfBlock = false, m_hasMarginBeforeQuirk = false, m_hasMarginAfterQuirk = false, m_determinedMarginBeforeQuirk = false, m_discardMargin = false, m_positiveMargin = {m_value = 4096}, m_negativeMargin = {m_value = 0}}, m_endLineMatched = false, m_checkForFloatsFromLastLine = false, m_isFullLayout = true, m_usesRepaintBounds = false}
>        hasTextOverflow = <optimized out>
>        lastLineAnnotationsAdjustment = <optimized out>
>#40 0x00007f5d0042bd5d in WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) (this=0x7f5c64000738, relayoutChildren=<optimized out>, pageLogicalHeight=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockFlow.cpp:505
>        repainter = 
>          {m_object = @0x7f5c64000738, m_repaintContainer = 0x0, m_oldBounds = {m_location = {m_x = {m_value = 0}, m_y = {m_value = 0}}, m_size = {m_width = {m_value = 0}, m_height = {m_value = 0}}}, m_oldOutlineBox = {m_location = {m_x = {m_value = 0}, m_y = {m_value = 0}}, m_size = {m_width = {m_value = 0}, m_height = {m_value = 0}}}, m_checkForRepaint = false}
>        previousHeight = <optimized out>
>        pageLogicalHeightChanged = false
>        repaintLogicalTop = {m_value = 0}
>        repaintLogicalBottom = {m_value = 0}
>        maxFloatLogicalBottom = {m_value = 0}
>        styleToUse = 
>              @0x7f5c64000780: {m_boxData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c5a1ab5e8}}, m_visualData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4ec390}}, m_backgroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c5acab960}}, m_surroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4c3cc0}}, m_rareNonInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc486000}}, m_nonInheritedFlags = {effectiveDisplay = 1, originalDisplay = 1, overflowX = 0, overflowY = 0, verticalAlign = 0, clear = 0, position = 1, unicodeBidi = 0, floating = 0, tableLayout = 0, hasExplicitlySetDirection = 0, hasExplicitlySetWritingMode = 0, hasExplicitlySetTextAlign = 0, hasViewportUnits = 0, hasExplicitlyInheritedProperties = 0, isUnique = 0, emptyState = 0, firstChildState = 0, lastChildState = 0, affectedByHover = 0, affectedByActive = 0, affectedByDrag = 0, isLink = 0, styleType = 0, pseudoBits = 0}, m_rareInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c64c8e4b0}}, m_inheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c5aca7a18}}, m_inheritedFlags = {emptyCells = 0, captionSide = 0, listStyleType = 0, listStylePosition = 0, visibility = 0, textAlign = 7, textTransform = 3, textDecorations = 0, cursor = 0, direction = 0, whiteSpace = 0, borderCollapse = 0, boxDirection = 0, rtlOrdering = 0, printColorAdjust = 0, pointerEvents = 1, insideLink = 0, insideDefaultButton = 0, writingMode = 0}, m_cachedPseudoStyles = std::unique_ptr<WTF::Vector<std::unique_ptr<WebCore::RenderStyle, std::default_delete<WebCore::RenderStyle> >, 4, WTF::CrashOnOverflow, 16, WTF::FastMalloc>> = {get() = 0x0}, m_svgStyle = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc485000}}}
>        oldHeight = <optimized out>
>        newHeight = <optimized out>
>        state = <optimized out>
>        didFullRepaint = <optimized out>
>#41 0x00007f5d0040d55e in WebCore::RenderBlock::layout() (this=0x7f5c64000738)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/platform/LayoutUnit.h:249
>        dispatcher = 
>          {m_block = 0x7f5c64000738, m_shouldDispatchEvent = false, m_hadHorizontalLayoutOverflow = false, m_hadVerticalLayoutOverflow = false}
>        transaction = <optimized out>
>        isDelayingUpdateScrollInfoAfterLayoutInView = <optimized out>
>#42 0x00007f5d004276dc in WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&) (this=0x7f5c64000108, child=..., marginInfo=..., previousFloatLogicalBottom=..., maxFloatLogicalBottom=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockFlow.cpp:732
>        oldPosMarginBefore = <optimized out>
>        estimateWithoutPagination = {m_value = 10240}
>        logicalTopEstimate = <optimized out>
>        oldRect = 
>              {m_location = {m_x = {m_value = 0}, m_y = {m_value = 10240}}, m_size = {m_width = {m_value = 112640}, m_height = {m_value = 0}}}
>        oldLogicalTop = <optimized out>
>        childBlockFlow = <optimized out>
>        markDescendantsWithFloats = <optimized out>
>        childHadLayout = true
>        childNeededLayout = true
>        atBeforeSideOfBlock = <optimized out>
>        logicalTopBeforeClear = <optimized out>
>        logicalTopAfterClear = <optimized out>
>        paginated = <optimized out>
>        childOffset = {m_width = {m_value = 247872}, m_height = {m_value = 0}}
>#43 0x00007f5d00429228 in WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) (this=0x7f5c64000108, relayoutChildren=<optimized out>, maxFloatLogicalBottom=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockFlow.cpp:655
>        beforeEdge = <optimized out>
>        marginInfo = 
>            {m_canCollapseWithChildren = true, m_canCollapseMarginBeforeWithChildren = true, m_canCollapseMarginAfterWithChildren = true, m_quirkContainer = true, m_atBeforeSideOfBlock = false, m_atAfterSideOfBlock = false, m_hasMarginBeforeQuirk = false, m_hasMarginAfterQuirk = false, m_determinedMarginBeforeQuirk = false, m_discardMargin = false, m_positiveMargin = {m_value = 0}, m_negativeMargin = {m_value = 0}}
>        previousFloatLogicalBottom = {m_value = 247872}
>        next = 0x7f5c64003ee8
>#44 0x00007f5d0042c1bd in WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) (this=0x7f5c64000108, relayoutChildren=<optimized out>, pageLogicalHeight=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockFlow.cpp:507
>        repainter = 
>          {m_object = @0x7f5c64000108, m_repaintContainer = 0x0, m_oldBounds = {m_location = {m_x = {m_value = -1344}, m_y = {m_value = -1344}}, m_size = {m_width = {m_value = 70656}, m_height = {m_value = 254720}}}, m_oldOutlineBox = {m_location = {m_x = {m_value = 0}, m_y = {m_value = 0}}, m_size = {m_width = {m_value = 67968}, m_height = {m_value = 253376}}}, m_checkForRepaint = true}
>        previousHeight = <optimized out>
>        pageLogicalHeightChanged = false
>        repaintLogicalTop = {m_value = 0}
>        repaintLogicalBottom = {m_value = 0}
>        maxFloatLogicalBottom = {m_value = 5427}
>        styleToUse = 
>              @0x7f5c64000150: {m_boxData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4df1b0}}, m_visualData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4ec390}}, m_backgroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4f9240}}, m_surroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4c3550}}, m_rareNonInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc486000}}, m_nonInheritedFlags = {effectiveDisplay = 1, originalDisplay = 1, overflowX = 0, overflowY = 0, verticalAlign = 0, clear = 0, position = 0, unicodeBidi = 0, floating = 0, tableLayout = 0, hasExplicitlySetDirection = 0, hasExplicitlySetWritingMode = 0, hasExplicitlySetTextAlign = 0, hasViewportUnits = 0, hasExplicitlyInheritedProperties = 0, isUnique = 0, emptyState = 0, firstChildState = 0, lastChildState = 0, affectedByHover = 0, affectedByActive = 0, affectedByDrag = 0, isLink = 0, styleType = 0, pseudoBits = 0}, m_rareInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c64c8e4b0}}, m_inheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c5aca7a18}}, m_inheritedFlags = {emptyCells = 0, captionSide = 0, listStyleType = 0, listStylePosition = 0, visibility = 0, textAlign = 7, textTransform = 3, textDecorations = 0, cursor = 0, direction = 0, whiteSpace = 0, borderCollapse = 0, boxDirection = 0, rtlOrdering = 0, printColorAdjust = 0, pointerEvents = 1, insideLink = 0, insideDefaultButton = 0, writingMode = 0}, m_cachedPseudoStyles = std::unique_ptr<WTF::Vector<std::unique_ptr<WebCore::RenderStyle, std::default_delete<WebCore::RenderStyle> >, 4, WTF::CrashOnOverflow, 16, WTF::FastMalloc>> = {get() = 0x0}, m_svgStyle = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc485000}}}
>        oldHeight = <optimized out>
>        newHeight = <optimized out>
>        state = <optimized out>
>        didFullRepaint = <optimized out>
>#45 0x00007f5d0040d55e in WebCore::RenderBlock::layout() (this=0x7f5c64000108)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/platform/LayoutUnit.h:249
>        dispatcher = 
>          {m_block = 0x7f5c64000108, m_shouldDispatchEvent = false, m_hadHorizontalLayoutOverflow = false, m_hadVerticalLayoutOverflow = false}
>        transaction = <optimized out>
>        isDelayingUpdateScrollInfoAfterLayoutInView = <optimized out>
>#46 0x00007f5d004276dc in WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&) (this=0x7f5c73800318, child=..., marginInfo=..., previousFloatLogicalBottom=..., maxFloatLogicalBottom=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockFlow.cpp:732
>        oldPosMarginBefore = <optimized out>
>        estimateWithoutPagination = {m_value = 0}
>        logicalTopEstimate = <optimized out>
>        oldRect = 
>              {m_location = {m_x = {m_value = 0}, m_y = {m_value = 0}}, m_size = {m_width = {m_value = 67968}, m_height = {m_value = 253376}}}
>        oldLogicalTop = <optimized out>
>        childBlockFlow = <optimized out>
>        markDescendantsWithFloats = <optimized out>
>        childHadLayout = true
>        childNeededLayout = true
>        atBeforeSideOfBlock = <optimized out>
>        logicalTopBeforeClear = <optimized out>
>        logicalTopAfterClear = <optimized out>
>        paginated = <optimized out>
>        childOffset = 
>            {m_width = {m_value = 247872}, m_height = {m_value = 32604}}
>#47 0x00007f5d00429228 in WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) (this=0x7f5c73800318, relayoutChildren=<optimized out>, maxFloatLogicalBottom=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockFlow.cpp:655
>        beforeEdge = <optimized out>
>        marginInfo = 
>            {m_canCollapseWithChildren = false, m_canCollapseMarginBeforeWithChildren = false, m_canCollapseMarginAfterWithChildren = false, m_quirkContainer = false, m_atBeforeSideOfBlock = true, m_atAfterSideOfBlock = false, m_hasMarginBeforeQuirk = false, m_hasMarginAfterQuirk = false, m_determinedMarginBeforeQuirk = false, m_discardMargin = false, m_positiveMargin = {m_value = 0}, m_negativeMargin = {m_value = 0}}
>        previousFloatLogicalBottom = {m_value = 247872}
>        next = 0x0
>#48 0x00007f5d0042c1bd in WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) (this=0x7f5c73800318, relayoutChildren=<optimized out>, pageLogicalHeight=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockFlow.cpp:507
>        repainter = 
>          {m_object = @0x7f5c73800318, m_repaintContainer = 0x0, m_oldBounds = {m_location = {m_x = {m_value = 0}, m_y = {m_value = 0}}, m_size = {m_width = {m_value = 0}, m_height = {m_value = 0}}}, m_oldOutlineBox = {m_location = {m_x = {m_value = 0}, m_y = {m_value = 0}}, m_size = {m_width = {m_value = 0}, m_height = {m_value = 0}}}, m_checkForRepaint = false}
>        previousHeight = <optimized out>
>        pageLogicalHeightChanged = false
>        repaintLogicalTop = {m_value = 0}
>        repaintLogicalBottom = {m_value = 0}
>        maxFloatLogicalBottom = {m_value = 0}
>        styleToUse = 
>              @0x7f5c73800360: {m_boxData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c5a1ab4c8}}, m_visualData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4ec390}}, m_backgroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c5acab8a0}}, m_surroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4c3550}}, m_rareNonInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc486000}}, m_nonInheritedFlags = {effectiveDisplay = 1, originalDisplay = 1, overflowX = 0, overflowY = 0, verticalAlign = 0, clear = 0, position = 0, unicodeBidi = 0, floating = 0, tableLayout = 0, hasExplicitlySetDirection = 0, hasExplicitlySetWritingMode = 0, hasExplicitlySetTextAlign = 0, hasViewportUnits = 0, hasExplicitlyInheritedProperties = 0, isUnique = 0, emptyState = 0, firstChildState = 0, lastChildState = 0, affectedByHover = 0, affectedByActive = 0, affectedByDrag = 0, isLink = 0, styleType = 0, pseudoBits = 0}, m_rareInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c64c8e4b0}}, m_inheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c5aca7980}}, m_inheritedFlags = {emptyCells = 0, captionSide = 0, listStyleType = 0, listStylePosition = 0, visibility = 0, textAlign = 7, textTransform = 3, textDecorations = 0, cursor = 0, direction = 0, whiteSpace = 0, borderCollapse = 0, boxDirection = 0, rtlOrdering = 0, printColorAdjust = 0, pointerEvents = 1, insideLink = 0, insideDefaultButton = 0, writingMode = 0}, m_cachedPseudoStyles = std::unique_ptr<WTF::Vector<std::unique_ptr<WebCore::RenderStyle, std::default_delete<WebCore::RenderStyle> >, 4, WTF::CrashOnOverflow, 16, WTF::FastMalloc>> = {get() = 0x0}, m_svgStyle = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc485000}}}
>        oldHeight = <optimized out>
>        newHeight = <optimized out>
>        state = <optimized out>
>        didFullRepaint = <optimized out>
>#49 0x00007f5d0040d55e in WebCore::RenderBlock::layout() (this=0x7f5c73800318)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/platform/LayoutUnit.h:249
>        dispatcher = 
>          {m_block = 0x7f5c73800318, m_shouldDispatchEvent = false, m_hadHorizontalLayoutOverflow = false, m_hadVerticalLayoutOverflow = false}
>        transaction = <optimized out>
>        isDelayingUpdateScrollInfoAfterLayoutInView = <optimized out>
>#50 0x00007f5d004276dc in WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&) (this=0x7f5c72600248, child=..., marginInfo=..., previousFloatLogicalBottom=..., maxFloatLogicalBottom=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockFlow.cpp:732
>        oldPosMarginBefore = <optimized out>
>        estimateWithoutPagination = {m_value = 0}
>        logicalTopEstimate = <optimized out>
>        oldRect = 
>              {m_location = {m_x = {m_value = 0}, m_y = {m_value = 0}}, m_size = {m_width = {m_value = 67968}, m_height = {m_value = 254400}}}
>        oldLogicalTop = <optimized out>
>        childBlockFlow = <optimized out>
>        markDescendantsWithFloats = <optimized out>
>        childHadLayout = true
>        childNeededLayout = true
>        atBeforeSideOfBlock = <optimized out>
>        logicalTopBeforeClear = <optimized out>
>        logicalTopAfterClear = <optimized out>
>        paginated = <optimized out>
>        childOffset = {m_width = {m_value = 0}, m_height = {m_value = 32604}}
>#51 0x00007f5d00429228 in WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) (this=0x7f5c72600248, relayoutChildren=<optimized out>, maxFloatLogicalBottom=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockFlow.cpp:655
>        beforeEdge = <optimized out>
>        marginInfo = 
>            {m_canCollapseWithChildren = false, m_canCollapseMarginBeforeWithChildren = false, m_canCollapseMarginAfterWithChildren = false, m_quirkContainer = false, m_atBeforeSideOfBlock = true, m_atAfterSideOfBlock = false, m_hasMarginBeforeQuirk = false, m_hasMarginAfterQuirk = false, m_determinedMarginBeforeQuirk = false, m_discardMargin = false, m_positiveMargin = {m_value = 0}, m_negativeMargin = {m_value = 0}}
>        previousFloatLogicalBottom = {m_value = 0}
>        next = 0x0
>#52 0x00007f5d0042c1bd in WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) (this=0x7f5c72600248, relayoutChildren=<optimized out>, pageLogicalHeight=...)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderBlockFlow.cpp:507
>        repainter = 
>          {m_object = @0x7f5c72600248, m_repaintContainer = 0x0, m_oldBounds = {m_location = {m_x = {m_value = 0}, m_y = {m_value = 0}}, m_size = {m_width = {m_value = 0}, m_height = {m_value = 0}}}, m_oldOutlineBox = {m_location = {m_x = {m_value = 0}, m_y = {m_value = 0}}, m_size = {m_width = {m_value = 0}, m_height = {m_value = 0}}}, m_checkForRepaint = false}
>        previousHeight = <optimized out>
>        pageLogicalHeightChanged = false
>        repaintLogicalTop = {m_value = 0}
>        repaintLogicalBottom = {m_value = 0}
>        maxFloatLogicalBottom = {m_value = 0}
>        styleToUse = 
>              @0x7f5c72600290: {m_boxData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4df1b0}}, m_visualData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4ec390}}, m_backgroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4f9240}}, m_surroundData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc4c3550}}, m_rareNonInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc486000}}, m_nonInheritedFlags = {effectiveDisplay = 1, originalDisplay = 0, overflowX = 0, overflowY = 0, verticalAlign = 0, clear = 0, position = 0, unicodeBidi = 0, floating = 0, tableLayout = 0, hasExplicitlySetDirection = 0, hasExplicitlySetWritingMode = 0, hasExplicitlySetTextAlign = 0, hasViewportUnits = 0, hasExplicitlyInheritedProperties = 0, isUnique = 0, emptyState = 0, firstChildState = 0, lastChildState = 0, affectedByHover = 0, affectedByActive = 0, affectedByDrag = 0, isLink = 0, styleType = 0, pseudoBits = 0}, m_rareInheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c64c8e4b0}}, m_inheritedData = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5c5aca78e8}}, m_inheritedFlags = {emptyCells = 0, captionSide = 0, listStyleType = 0, listStylePosition = 0, visibility = 0, textAlign = 7, textTransform = 3, textDecorations = 0, cursor = 0, direction = 0, whiteSpace = 0, borderCollapse = 0, boxDirection = 0, rtlOrdering = 0, printColorAdjust = 0, pointerEvents = 1, insideLink = 0, insideDefaultButton = 0, writingMode = 0}, m_cachedPseudoStyles = std::unique_ptr<WTF::Vector<std::unique_ptr<WebCore::RenderStyle, std::default_delete<WebCore::RenderStyle> >, 4, WTF::CrashOnOverflow, 16, WTF::FastMalloc>> = {get() = 0x0}, m_svgStyle = {m_data = {static isRef = <optimized out>, m_ptr = 0x7f5cdc485000}}}
>        oldHeight = <optimized out>
>        newHeight = <optimized out>
>        state = <optimized out>
>        didFullRepaint = <optimized out>
>#53 0x00007f5d0040d55e in WebCore::RenderBlock::layout() (this=this@entry=0x7f5c72600248)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/platform/LayoutUnit.h:249
>        dispatcher = 
>          {m_block = 0x7f5c72600248, m_shouldDispatchEvent = false, m_hadHorizontalLayoutOverflow = false, m_hadVerticalLayoutOverflow = false}
>        transaction = <optimized out>
>        isDelayingUpdateScrollInfoAfterLayoutInView = <optimized out>
>#54 0x00007f5d005c089d in WebCore::RenderView::layout() (this=0x7f5c72600248)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/rendering/RenderView.cpp:241
>        relayoutChildren = <optimized out>
>        statePusher = 
>          {m_context = @0x7f5c72800930, m_paintOffsetCacheIsDisabled = false, m_didPushLayoutState = true}
>#55 0x00007f5d001cd460 in WebCore::LayoutContext::layout() (this=0x7f5c72800930) at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/page/LayoutContext.cpp:186
>        protectView = {static isRef = <optimized out>, m_ptr = 0x7f5c72800508}
>        layoutScope = 
>          {m_view = @0x7f5c72800508, m_nestedState = {m_scopedVariable = @0x7f5c728009d4, m_originalValue = WebCore::LayoutContext::LayoutNestedState::NotInLayout}, m_schedulingIsEnabled = {m_scopedVariable = @0x7f5c728009c8, m_originalValue = <optimized out>}, m_inProgrammaticScroll = <optimized out>}
>        tracingScope = {m_exitCode = LayoutEnd}
>        inspectorLayoutScope = 
>          {m_instrumentingAgents = {static isRefPtr = <optimized out>, m_ptr = 0x0}, m_timelineAgentId = 0}
>        animationUpdateBlock = {m_animationController = 0x7f5cdc4d2168}
>        layoutRoot = <optimized out>
>#56 0x00007f5d0027c76e in WebCore::ThreadTimers::sharedTimerFiredInternal() (this=0x7f5cdc4ec330)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebCore/platform/ThreadTimers.cpp:118
>        timer = 0x7f5c72800938
>        interval = <optimized out>
>        timeToQuit = 
>          {static clockType = WTF::ClockType::Monotonic, m_value = 19485.163569}
>        this = 0x7f5cdc4ec330
>#57 0x00007f5cfd96cad7 in WTF::RunLoop::TimerBase::<lambda(gpointer)>::operator() (__closure=0x0, userData=0x7f5d01526a30 <WebCore::MainThreadSharedTimer::singleton()::instance+16>)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WTF/wtf/glib/RunLoopGLib.cpp:170
>        timer = 0x7f5d01526a30 <WebCore::MainThreadSharedTimer::singleton()::instance+16>
>        source = 0x560dddd02a80
>#58 0x00007f5cfd96cad7 in WTF::RunLoop::TimerBase::<lambda(gpointer)>::_FUN(gpointer) ()
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WTF/wtf/glib/RunLoopGLib.cpp:176
>#59 0x00007f5cf631e8ad in g_main_dispatch (context=0x560dddcc2480)
>    at gmain.c:3177
>        dispatch = 
>    0x7f5cfd96c520 <WTF::<lambda(GSource*, GSourceFunc, gpointer)>::_FUN(GSource *, GSourceFunc, gpointer)>
>        prev_source = 0x0
>        was_in_call = 0
>        user_data = 0x7f5d01526a30 <WebCore::MainThreadSharedTimer::singleton()::instance+16>
>        callback = 0x7f5cfd96cac0 <WTF::RunLoop::TimerBase::<lambda(gpointer)>::_FUN(gpointer)>
>        cb_funcs = 0x7f5cf65e8280 <g_source_callback_funcs>
>        cb_data = 0x560dddd72c10
>        need_destroy = <optimized out>
>        source = 0x560dddd02a80
>        current = 0x560dddd13250
>        i = 0
>        __func__ = "g_main_dispatch"
>#60 0x00007f5cf631e8ad in g_main_context_dispatch (context=context@entry=0x560dddcc2480) at gmain.c:3830
>#61 0x00007f5cf631ec78 in g_main_context_iterate (context=0x560dddcc2480, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3903
>        max_priority = 100
>        timeout = 0
>        some_ready = 1
>        nfds = <optimized out>
>        allocated_nfds = 5
>        fds = 0x560dde192f70
>#62 0x00007f5cf631efa2 in g_main_loop_run (loop=0x560dddd40d40) at gmain.c:4099
>        __func__ = "g_main_loop_run"
>#63 0x00007f5cfd96cf60 in WTF::RunLoop::run() ()
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WTF/wtf/glib/RunLoopGLib.cpp:96
>        runLoop = 
>            @0x7f5cdc4f9000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 22}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f5cfdbc41c8 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {static isHeldBit = 1 '\001', static hasParkedBit = 2 '\002', m_byte = {value = {<std::__atomic_base<unsigned char>> = {static _S_alignment = 1, _M_i = 0 '\000'}, <No data fields>}}}, m_functionQueue = {m_start = 316, m_end = 316, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()>, WTF::FastMalloc>> = {m_buffer = 0x7f5cdc0d5000, m_capacity = 336, m_size = 0, m_mask = 511}, <No data fields>}}, m_mainContext = {m_ptr = 0x560dddcc2480}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0, WTF::FastMalloc>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop>, WTF::FastMalloc>> = {m_buffer = 0x7f5cdc4fd100, m_capacity = 16, m_size = 1, m_mask = 15}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x560dddd3d0d0}}
>        mainContext = 0x560dddcc2480
>        innermostLoop = 0x560dddd40d40
>        nestedMainLoop = <optimized out>
>#64 0x00007f5cff5d76b8 in WebKit::ChildProcessMain<WebKit::WebProcess, WebKit::WebProcessMain>(int, char**) (argc=<optimized out>, argv=0x7ffcbb04cdd8)
>    at /usr/src/debug/webkit2gtk3-2.20.5-1.fc28.x86_64/Source/WebKit/Shared/unix/ChildProcessMain.h:41
>        childMain = 
>              Python Exception <class 'gdb.error'> There is no member or method named _M_payload.: 
>{<WebKit::ChildProcessMainBase> = {_vptr.ChildProcessMainBase = 0x7f5d0135acf0 <vtable for WebKit::WebProcessMain+16>, m_parameters = {uiProcessName = {m_impl = {static isRefPtr = <optimized out>, m_ptr = 0x0}}, clientIdentifier = {m_impl = {static isRefPtr = <optimized out>, m_ptr = 0x0}}, processIdentifier = {<std::constexpr_optional_base<WTF::ObjectIdentifier<WebCore::ProcessIdentifierType> >> = {init_ = true, storage_ = {dummy_ = 117 'u', value_ = {m_identifier = 117}}}, <No data fields>}, connectionIdentifier = 126, extraInitializationData = {m_impl = {static m_maxLoad = 2, static m_minLoad = 6, m_table = 0x0, m_tableSize = 0, m_tableSizeMask = 0, m_keyCount = 0, m_deletedCount = 0}}}}, <No data fields>}
>#65 0x00007f5cf21ff11b in __libc_start_main (main=
>    0x560ddbd02d60 <main(int, char**)>, argc=3, argv=0x7ffcbb04cdd8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffcbb04cdc8) at ../csu/libc-start.c:308
>        result = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {0, 7167183161231721755, 94617522417088, 140723446140368, 0, 0, 3500478564868867355, 3590671287980573979}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x7ffcbb04cdf8, 0x7f5d0175c130}, data = {prev = 0x0, cleanup = 0x0, canceltype = -1157313032}}}
>        not_first_call = <optimized out>
>#66 0x0000560ddbd02dea in _start ()

Actions: View

Attachments on bug 189403: 349362