188170 2018-07-30 09:07:01 -0700 Potential null dereference under WebPage::applicationDidBecomeActive() 2018-07-30 09:50:49 -0700 1 1 1 Unclassified WebKit WebKit2 WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 cdumez cdumez achristensen commit-queue ggaren thorton webkit-bug-importer wenson_hsieh youennf oldest_to_newest 1446221 0 cdumez 2018-07-30 09:07:01 -0700 Potential null dereference under WebPage::applicationDidBecomeActive(): Exception Type: EXC_BAD_ACCESS (SIGSEGV) Exception Subtype: KERN_INVALID_ADDRESS at 0x0000000000000070 Termination Signal: Segmentation fault: 11 Termination Reason: Namespace SIGNAL, Code 0xb Terminating Process: exc handler [0] Triggered by Thread: 0 Thread 0 name: Dispatch queue: com.apple.main-thread Thread 0 Crashed: 0 WebCore 0x000000018b32ab6c WebCore::Page::applicationDidBecomeActive() + 44 (DumbPtrTraits.h:41) 1 WebCore 0x000000018b32ab58 WebCore::Page::applicationDidBecomeActive() + 24 (Function.h:83) 2 WebKit 0x0000000191b937fc IPC::MessageReceiverMap::dispatchMessage(IPC::Connection&, IPC::Decoder&) + 120 (MessageReceiverMap.cpp:0) 3 WebKit 0x0000000191dad534 WebKit::WebProcess::didReceiveMessage(IPC::Connection&, IPC::Decoder&) + 36 (WebProcess.cpp:645) 4 WebKit 0x0000000191b56b48 IPC::Connection::dispatchMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >) + 164 (Connection.cpp:901) 5 WebKit 0x0000000191b59538 IPC::Connection::dispatchOneMessage() + 232 (Connection.cpp:959) 6 JavaScriptCore 0x0000000189849914 WTF::RunLoop::performWork() + 348 (Function.h:56) 7 JavaScriptCore 0x0000000189849b84 WTF::RunLoop::performWork(void*) + 36 (RunLoopCF.cpp:38) 8 CoreFoundation 0x0000000181a619e4 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 24 (CFRunLoop.c:1982) 9 CoreFoundation 0x0000000181a612c0 __CFRunLoopDoSources0 + 456 (CFRunLoop.c:2017) 10 CoreFoundation 0x0000000181a5ed7c __CFRunLoopRun + 1204 (CFRunLoop.c:2920) 11 CoreFoundation 0x000000018197f488 CFRunLoopRunSpecific + 552 (CFRunLoop.c:3245) 12 Foundation 0x00000001823f6004 -[NSRunLoop(NSRunLoop) runMode:beforeDate:] + 304 (NSRunLoop.m:367) 13 Foundation 0x0000000182447c6c -[NSRunLoop(NSRunLoop) run] + 88 (NSRunLoop.m:389) 14 libxpc.dylib 0x000000018172bbdc _xpc_objc_main + 516 (main.m:167) 15 libxpc.dylib 0x000000018172dcb0 xpc_main + 180 (init.c:1476) 16 com.apple.WebKit.WebContent 0x00000001001f35ac main + 380 (XPCServiceMain.mm:148) 17 libdyld.dylib 0x000000018141dfc0 start + 4 1446222 1 cdumez 2018-07-30 09:07:14 -0700 <rdar://problem/37493418> 1446223 2 346062 cdumez 2018-07-30 09:08:55 -0700 Created attachment 346062 Patch 1446244 3 346062 commit-queue 2018-07-30 09:50:48 -0700 Comment on attachment 346062 Patch Clearing flags on attachment: 346062 Committed r234369: <https://trac.webkit.org/changeset/234369> 1446245 4 commit-queue 2018-07-30 09:50:49 -0700 All reviewed patches have been landed. Closing bug. 346062 2018-07-30 09:08:55 -0700 2018-07-30 09:50:48 -0700 Patch bug-188170-20180730090855.patch text/plain 2696 cdumez U3VidmVyc2lvbiBSZXZpc2lvbjogMjM0MzY3CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViS2l0L0No YW5nZUxvZyBiL1NvdXJjZS9XZWJLaXQvQ2hhbmdlTG9nCmluZGV4IGYwNTFmNDE0MDcwNGNjMTBl ODZlNDAzZmEwOGI4OGFmODlmZGEwYTkuLmE3MGQxZjJkZjMzNzQwMGE1NjA4NmVlZTYzMjBjNGUz NGZjNzA0ODMgMTAwNjQ0Ci0tLSBhL1NvdXJjZS9XZWJLaXQvQ2hhbmdlTG9nCisrKyBiL1NvdXJj ZS9XZWJLaXQvQ2hhbmdlTG9nCkBAIC0xLDMgKzEsMjAgQEAKKzIwMTgtMDctMzAgIENocmlzIER1 bWV6ICA8Y2R1bWV6QGFwcGxlLmNvbT4KKworICAgICAgICBQb3RlbnRpYWwgbnVsbCBkZXJlZmVy ZW5jZSB1bmRlciBXZWJQYWdlOjphcHBsaWNhdGlvbkRpZEJlY29tZUFjdGl2ZSgpCisgICAgICAg IGh0dHBzOi8vYnVncy53ZWJraXQub3JnL3Nob3dfYnVnLmNnaT9pZD0xODgxNzAKKyAgICAgICAg PHJkYXI6Ly9wcm9ibGVtLzM3NDkzNDE4PgorCisgICAgICAgIFJldmlld2VkIGJ5IE5PQk9EWSAo T09QUyEpLgorCisgICAgICAgIFdlYlBhZ2U6Om1fcGFnZSBnZXRzIG51bGxlZCBvdXQgd2hlbiB0 aGUgcGFnZSBpcyBjbG9zZWQgYnV0IHRoZSBXZWJQYWdlIG9iamVjdCBtYXkgcmVjZWl2ZSBJUEMK KyAgICAgICAgdW50aWwgaXQgZ2V0cyBkZXN0cm95ZWQuIFRoZXJlZm9yZSwgd2UgbmVlZCB0byBu dWxsLWNoZWNrIG1fcGFnZSBiZWZvcmUgdXNpbmcgaXQgaW4gSVBDIG1lc3NhZ2UKKyAgICAgICAg aGFuZGxlcnMuCisKKyAgICAgICAgKiBXZWJQcm9jZXNzL1dlYlBhZ2UvaW9zL1dlYlBhZ2VJT1Mu bW06CisgICAgICAgIChXZWJLaXQ6OldlYlBhZ2U6OmFwcGxpY2F0aW9uRGlkRW50ZXJCYWNrZ3Jv dW5kKToKKyAgICAgICAgKFdlYktpdDo6V2ViUGFnZTo6YXBwbGljYXRpb25XaWxsRW50ZXJGb3Jl Z3JvdW5kKToKKyAgICAgICAgKFdlYktpdDo6V2ViUGFnZTo6YXBwbGljYXRpb25EaWRCZWNvbWVB Y3RpdmUpOgorCiAyMDE4LTA3LTI5ICBXZW5zb24gSHNpZWggIDx3ZW5zb25faHNpZWhAYXBwbGUu Y29tPgogCiAgICAgICAgIEZpeCBpbmNvcnJlY3QgZ3VhcmRzIGFyb3VuZCBhIG1ldGhvZCBkZWNs YXJhdGlvbiBpbiBQYWdlQ2xpZW50LmgKZGlmZiAtLWdpdCBhL1NvdXJjZS9XZWJLaXQvV2ViUHJv Y2Vzcy9XZWJQYWdlL2lvcy9XZWJQYWdlSU9TLm1tIGIvU291cmNlL1dlYktpdC9XZWJQcm9jZXNz L1dlYlBhZ2UvaW9zL1dlYlBhZ2VJT1MubW0KaW5kZXggYzc5NDQ5MzJjMTAyYTY0Y2U2ZDNhM2Jl N2NiNjUxNmE1YjMxMjYyYi4uYmQ5NTUzMzU5Mjk2ZjMxNTU3Nzg1M2U0NzIxNzkwMmFjMGEyZDlk NCAxMDA2NDQKLS0tIGEvU291cmNlL1dlYktpdC9XZWJQcm9jZXNzL1dlYlBhZ2UvaW9zL1dlYlBh Z2VJT1MubW0KKysrIGIvU291cmNlL1dlYktpdC9XZWJQcm9jZXNzL1dlYlBhZ2UvaW9zL1dlYlBh Z2VJT1MubW0KQEAgLTI3OTYsNyArMjc5Niw4IEBAIHZvaWQgV2ViUGFnZTo6YXBwbGljYXRpb25E aWRFbnRlckJhY2tncm91bmQoYm9vbCBpc1N1c3BlbmRlZFVuZGVyTG9jaykKICAgICBtX2lzU3Vz cGVuZGVkVW5kZXJMb2NrID0gaXNTdXNwZW5kZWRVbmRlckxvY2s7CiAgICAgc2V0TGF5ZXJUcmVl U3RhdGVJc0Zyb3plbih0cnVlKTsKIAotICAgIG1fcGFnZS0+YXBwbGljYXRpb25EaWRFbnRlckJh Y2tncm91bmQoKTsKKyAgICBpZiAobV9wYWdlKQorICAgICAgICBtX3BhZ2UtPmFwcGxpY2F0aW9u RGlkRW50ZXJCYWNrZ3JvdW5kKCk7CiB9CiAKIHZvaWQgV2ViUGFnZTo6YXBwbGljYXRpb25EaWRG aW5pc2hTbmFwc2hvdHRpbmdBZnRlckVudGVyaW5nQmFja2dyb3VuZCgpCkBAIC0yODEyLDEzICsy ODEzLDE1IEBAIHZvaWQgV2ViUGFnZTo6YXBwbGljYXRpb25XaWxsRW50ZXJGb3JlZ3JvdW5kKGJv b2wgaXNTdXNwZW5kZWRVbmRlckxvY2spCiAKICAgICBbW05TTm90aWZpY2F0aW9uQ2VudGVyIGRl ZmF1bHRDZW50ZXJdIHBvc3ROb3RpZmljYXRpb25OYW1lOldlYlVJQXBwbGljYXRpb25XaWxsRW50 ZXJGb3JlZ3JvdW5kTm90aWZpY2F0aW9uIG9iamVjdDpuaWwgdXNlckluZm86QHtAImlzU3VzcGVu ZGVkVW5kZXJMb2NrIjogQChpc1N1c3BlbmRlZFVuZGVyTG9jayl9XTsKIAotICAgIG1fcGFnZS0+ YXBwbGljYXRpb25XaWxsRW50ZXJGb3JlZ3JvdW5kKCk7CisgICAgaWYgKG1fcGFnZSkKKyAgICAg ICAgbV9wYWdlLT5hcHBsaWNhdGlvbldpbGxFbnRlckZvcmVncm91bmQoKTsKIH0KIAogdm9pZCBX ZWJQYWdlOjphcHBsaWNhdGlvbkRpZEJlY29tZUFjdGl2ZSgpCiB7CiAgICAgW1tOU05vdGlmaWNh dGlvbkNlbnRlciBkZWZhdWx0Q2VudGVyXSBwb3N0Tm90aWZpY2F0aW9uTmFtZTpXZWJVSUFwcGxp Y2F0aW9uRGlkQmVjb21lQWN0aXZlTm90aWZpY2F0aW9uIG9iamVjdDpuaWxdOwotICAgIG1fcGFn ZS0+YXBwbGljYXRpb25EaWRCZWNvbWVBY3RpdmUoKTsKKyAgICBpZiAobV9wYWdlKQorICAgICAg ICBtX3BhZ2UtPmFwcGxpY2F0aW9uRGlkQmVjb21lQWN0aXZlKCk7CiB9CiAKIHN0YXRpYyBpbmxp bmUgdm9pZCBhZGp1c3RWZWxvY2l0eURhdGFGb3JCb3VuZGVkU2NhbGUoZG91YmxlJiBob3Jpem9u dGFsVmVsb2NpdHksIGRvdWJsZSYgdmVydGljYWxWZWxvY2l0eSwgZG91YmxlJiBzY2FsZUNoYW5n ZVJhdGUsIGRvdWJsZSBleHBvc2VkUmVjdFNjYWxlLCBkb3VibGUgbWluaW11bVNjYWxlLCBkb3Vi bGUgbWF4aW11bVNjYWxlKQo=