[Webkit-unassigned] [Bug 161323] New: [ios-simulator] LayoutTest media/track/text-track-cue-is-reachable.html is a flaky crash

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Mon Aug 29 12:58:00 PDT 2016


https://bugs.webkit.org/show_bug.cgi?id=161323

            Bug ID: 161323
           Summary: [ios-simulator] LayoutTest
                    media/track/text-track-cue-is-reachable.html is a
                    flaky crash
    Classification: Unclassified
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Media Elements
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: ryanhaddad at apple.com

[ios-simulator] LayoutTest media/track/text-track-cue-is-reachable.html is a flaky crash

Full crashlog:
https://build.webkit.org/results/Apple%20iOS%209%20Simulator%20Debug%20WK2%20(Tests)/r205131%20(4801)/results.html

Crashed Thread:        0  Dispatch queue: com.apple.main-thread

Exception Type:        EXC_BAD_ACCESS (SIGSEGV)
Exception Codes:       KERN_INVALID_ADDRESS at 0x0000000000000378
Exception Note:        EXC_CORPSE_NOTIFY

VM Regions Near 0x378:
--> 
    __TEXT                 0000000102d4f000-0000000102d51000 [    8K] r-x/rwx SM=COW  /Volumes/VOLUME/*/WebKit.framework/XPCServices/com.apple.WebKit.WebContent.Development.xpc/com.apple.WebKit.WebContent.Development

Application Specific Information:
CoreSimulator 209.19 - Device: iPhone 5s WebKit Tester6 - Runtime: iOS 9.3 (13E230) - DeviceType: iPhone 5s
CRASHING TEST: media/track/media-element-enqueue-event-crash.html

Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   com.apple.WebCore                 0x000000010ceb580b WebCore::Frame::script() + 43 (Frame.h:349)
1   com.apple.WebCore                 0x000000010d8b5696 WebCore::HTMLMediaElement::updateMediaControlsAfterPresentationModeChange() + 182 (HTMLMediaElement.cpp:6688)
2   com.apple.WebCore                 0x000000010d89fd61 WebCore::HTMLMediaElement::exitFullscreen() + 145 (HTMLMediaElement.cpp:5464)
3   com.apple.WebCore                 0x000000010d8b3f8f WebCore::HTMLMediaElement::stopWithoutDestroyingMediaPlayer() + 79 (HTMLMediaElement.cpp:5089)
4   com.apple.WebCore                 0x000000010d8b41e6 WebCore::HTMLMediaElement::stop() + 70 (HTMLMediaElement.cpp:5131)
5   com.apple.WebCore                 0x000000010d8b428c non-virtual thunk to WebCore::HTMLMediaElement::stop() + 28 (HTMLMediaElement.cpp:5124)
6   com.apple.WebCore                 0x000000010eaf7902 WebCore::ScriptExecutionContext::stopActiveDOMObjects() + 290 (ScriptExecutionContext.cpp:298)
7   com.apple.WebCore                 0x000000010d345c55 WebCore::Document::stopActiveDOMObjects() + 37 (Document.cpp:2499)
8   com.apple.WebCore                 0x000000010d33af4e WebCore::Document::prepareForDestruction() + 286 (Document.cpp:2388)
9   com.apple.WebCore                 0x000000010d696cdd WebCore::Frame::setView(WTF::RefPtr<WebCore::FrameView>&&) + 189 (Frame.cpp:251)
10  com.apple.WebCore                 0x000000010d699f58 WebCore::Frame::createView(WebCore::IntSize const&, WebCore::Color const&, bool, WebCore::IntSize const&, WebCore::IntRect const&, bool, WebCore::ScrollbarMode, bool, WebCore::ScrollbarMode, bool) + 264 (Frame.cpp:864)
11  com.apple.WebKit                  0x000000010371bff2 WebKit::WebFrameLoaderClient::transitionToCommittedForNewPage() + 658 (WebFrameLoaderClient.cpp:1324)
12  com.apple.WebCore                 0x000000010d6b58ae WebCore::FrameLoader::transitionToCommitted(WebCore::CachedPage*) + 1278 (FrameLoader.cpp:1982)

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