RESOLVED FIXED248632
[iOS] Flaky crash under ScreenOrientationProvider::screenOrientationDidChange() 
https://bugs.webkit.org/show_bug.cgi?id=248632
Summary [iOS] Flaky crash under ScreenOrientationProvider::screenOrientationDidChange()
Chris Dumez
Reported 2022-12-01 14:46:19 PST
Flaky crash under ScreenOrientationProvider::screenOrientationDidChange() on iOS: Exception Type: EXC_BAD_ACCESS (SIGSEGV) Exception Subtype: KERN_INVALID_ADDRESS at 0x0000000000720065 Exception Codes: 0x0000000000000001, 0x0000000000720065 VM Region Info: 0x720065 is not in any region. Bytes before following region: 4288692123 REGION TYPE START - END [ VSIZE] PRT/MAX SHRMOD REGION DETAIL UNUSED SPACE AT START ---> __TEXT 100124000-100128000 [ 16K] r-x/r-x SM=COW .../MobileSafari Termination Reason: SIGNAL 11 Segmentation fault: 11 Terminating Process: exc handler [1112] Triggered by Thread: 0 Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 libobjc.A.dylib 0x1a43081a8 objc_loadWeakRetained + 144 1 WebCore 0x1bd631f6c WebCore::ScreenOrientationProvider::screenOrientationDidChange() + 36 (/usr/local/include/wtf/WeakObjCPtr.h:119) 2 JavaScriptCore 0x1bee31cc0 WTF::RunLoop::performWork() + 200 (WTF/Source/WTF/wtf/Function.h:82)
Attachments
Add attachment proposed patch, testcase, etc.
Chris Dumez
Comment 1 2022-12-01 14:46:37 PST
<rdar://102697580>
Chris Dumez
Comment 2 2022-12-01 14:51:27 PST
Pull request: https://github.com/WebKit/WebKit/pull/7049
EWS
Comment 3 2022-12-02 12:13:25 PST
Committed 257303@main (2065c26bcce5): <https://commits.webkit.org/257303@main> Reviewed commits have been landed. Closing PR #7049 and removing active labels.
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