inspector/console/console-oom.html is flakey crashing on macOS Release BigSur wk2 on Apple Silicon Macs only. HISTORY: https://results.webkit.org/?suite=layout-tests&test=inspector%2Fconsole%2Fconsole-oom.html Crashes appear very rare, and have only happened twice. Once at r275607, and once at r276149. CRASH URL: https://build.webkit.org/results/Apple-BigSur-Release-AppleSilicon-WK2-Tests/r276149%20(930)/inspector/console/console-oom-crash-log.txt CRASH TEXT: Crashed Thread: 8 Dispatch queue: com.apple.root.user-interactive-qos Exception Type: EXC_BAD_ACCESS (SIGSEGV) Exception Codes: KERN_INVALID_ADDRESS at 0x0000000000000010 Exception Note: EXC_CORPSE_NOTIFY Termination Signal: Segmentation fault: 11 Termination Reason: Namespace SIGNAL, Code 0xb Terminating Process: exc handler [97445] VM Regions Near 0x10: Thread 8 Crashed:: Dispatch queue: com.apple.root.user-interactive-qos 0 libobjc.A.dylib 0x0000000186d27178 objc_msgSend + 24 1 com.apple.Foundation 0x0000000187ceefc8 __NSOQSchedule_f + 232 2 libdispatch.dylib 0x0000000186cdf8bc _dispatch_call_block_and_release + 32 3 libdispatch.dylib 0x0000000186ce1420 _dispatch_client_callout + 20 4 libdispatch.dylib 0x0000000186cf20d8 _dispatch_root_queue_drain + 656 5 libdispatch.dylib 0x0000000186cf27a4 _dispatch_worker_thread2 + 116 6 libsystem_pthread.dylib 0x0000000186e8a024 _pthread_wqthread + 216 7 libsystem_pthread.dylib 0x0000000186e88d94 start_wqthread + 8 Full crash log is attached to the bug below.
<rdar://problem/76780480>
Created attachment 426282 [details] Full crashlog Attaching full crashlog to bug.
Crashes only occur on Apple Silicon Macs, and as such I can't reproduce the crashes because I don't have access to said system. Updated test expectation to Pass Crash for BigSur wk2 Release arm64 only: https://trac.webkit.org/changeset/276174/webkit