Bug 253085 depends on 2 bugs:

•    253085: REGRESSION(260881@main): [GStreamer] DMABuf sink caused several unexpected crashes on the WPE Release bot [RESOLVED DUPLICATE; assigned to philn]
  •    253244: [GStreamer] Establish locking when mapping gbm_bo objects for software-decoded data upload [RESOLVED FIXED; assigned to zdobersek]
  •    253245: [GStreamer] Improve GBM swapchain buffer handling [RESOLVED FIXED; assigned to zdobersek]

Bug 253085 blocks 3 bugs:

•    253085: REGRESSION(260881@main): [GStreamer] DMABuf sink caused several unexpected crashes on the WPE Release bot [RESOLVED DUPLICATE; assigned to philn]
  •    237649: [Meta][Linux] Adoption of DMABuf as a reference buffer sharing mechanism [NEW; assigned to webkit-unassigned]
    •    238593: [GTK][WPE] GPUProcess support [NEW; assigned to webkit-unassigned]
    •    244472: [GTK][WPE] Switch to using ANGLE [NEW; assigned to webkit-unassigned]