[Webkit-unassigned] [Bug 133478] New: crash cause by css3 or media plugin

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=133478

           Summary: crash cause by css3 or media plugin
           Product: WebKit
           Version: 525.x (Safari 3.2)
          Platform: iOS
        OS/Version: iOS 6.0
            Status: NEW
          Severity: Critical
          Priority: P2
         Component: CSS
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: zhouquan.yezq at alibaba-inc.com


Process:               MobileSafari [60943]
Path:                  /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator7.1.sdk/Applications/MobileSafari.app/MobileSafari
Identifier:            MobileSafari
Version:               7.0 (9537.53)
Code Type:             X86 (Native)
Parent Process:        launchd_sim [60542]
Responsible:           launchd_sim [60542]
User ID:               501

Date/Time:             2014-06-03 20:21:43.862 +0800
OS Version:            Mac OS X 10.10 (14A238x)
Report Version:        11
Anonymous UUID:        C2A69219-DE31-F680-70BC-42FEC5D44039

Sleep/Wake UUID:       7AD5082C-433F-453C-B72C-879B596BEB84

Time Awake Since Boot: 6800 seconds
Time Since Wake:       5500 seconds

Crashed Thread:        4  WebThread

Exception Type:        EXC_BAD_ACCESS (SIGSEGV)
Exception Codes:       KERN_INVALID_ADDRESS at 0x000000000000000c

VM Regions Near 0xc:
--> 
    __TEXT                 0000000000001000-0000000000180000 [ 1532K] r-x/rwx SM=COW  /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator7.1.sdk/Applications/MobileSafari.app/MobileSafari

Application Specific Information:
iPhone Simulator 463.9.41, iPhone OS 7.1 (iPhone Retina (4-inch)/11D167)


Thread 0:: Dispatch queue: com.apple.main-thread
0   libsystem_kernel.dylib            0x05af6a52 mach_msg_trap + 10
1   libsystem_kernel.dylib            0x05af5af4 mach_msg + 68
2   com.apple.CoreFoundation          0x0053cd69 __CFRunLoopServiceMachPort + 169
3   com.apple.CoreFoundation          0x0054235d __CFRunLoopRun + 1341
4   com.apple.CoreFoundation          0x005419d3 CFRunLoopRunSpecific + 467
5   com.apple.CoreFoundation          0x005417eb CFRunLoopRunInMode + 123
6   com.apple.GraphicsServices        0x010af5ee GSEventRunModal + 192
7   com.apple.GraphicsServices        0x010af42b GSEventRun + 104
8   com.apple.UIKit                   0x0214ff9b UIApplicationMain + 1225
9   com.apple.mobilesafari            0x0005f1c8 0x1000 + 385480
10  libdyld.dylib                     0x059d16d9 start + 1

Thread 1:: Dispatch queue: com.apple.libdispatch-manager
0   libsystem_kernel.dylib            0x05afd8ea kevent64 + 10
1   libdispatch.dylib                 0x0578ef36 _dispatch_mgr_invoke + 238
2   libdispatch.dylib                 0x0578ec72 _dispatch_mgr_thread + 60

Thread 2:
0   libsystem_kernel.dylib            0x05afceda __workq_kernreturn + 10
1   libsystem_pthread.dylib           0x05ac8890 _pthread_wqthread + 846
2   libsystem_pthread.dylib           0x05ac650a start_wqthread + 30

Thread 3:
0   libsystem_kernel.dylib            0x05afceda __workq_kernreturn + 10
1   libsystem_pthread.dylib           0x05ac8890 _pthread_wqthread + 846
2   libsystem_pthread.dylib           0x05ac650a start_wqthread + 30

Thread 4 Crashed:: WebThread
0   com.apple.WebCore                 0x03b6bdb8 WebCore::Node::setNeedsStyleRecalc(WebCore::StyleChangeType) + 8
1   com.apple.WebCore                 0x03e5dafc WebCore::SubframeLoader::loadMediaPlayerProxyPlugin(WebCore::Node*, WebCore::KURL const&, WTF::Vector<WTF::String, 0ul, WTF::CrashOnOverflow> const&, WTF::Vector<WTF::String, 0ul, WTF::CrashOnOverflow> const&) + 844
2   com.apple.WebCore                 0x035501f9 WebCore::HTMLMediaElement::updateWidget(WebCore::PluginCreationOption) + 153
3   com.apple.WebCore                 0x03495210 WebCore::FrameView::updateWidget(WebCore::RenderObject*) + 272
4   com.apple.WebCore                 0x034953a4 WebCore::FrameView::updateWidgets() + 324
5   com.apple.WebCore                 0x03490a5e WebCore::FrameView::performPostLayoutTasks() + 430
6   com.apple.WebCore                 0x03490312 WebCore::FrameView::layout(bool) + 3346
7   com.apple.WebCore                 0x034972cb WebCore::FrameView::updateLayoutAndStyleIfNeededRecursive() + 123
8   com.apple.WebKit                  0x04f706b7 -[WebView(WebPrivate) _viewWillDrawInternal] + 55
9   com.apple.WebKit                  0x04f87590 LayerFlushController::flushLayers() + 64
10  com.apple.WebCore                 0x03b07673 WebCore::LayerFlushScheduler::runLoopObserverCallback() + 35
11  com.apple.WebKit                  0x04f88f5d WebViewLayerFlushScheduler::runLoopObserverCallback() + 29
12  com.apple.WebCore                 0x03b07641 WebCore::LayerFlushScheduler::runLoopObserverCallback(__CFRunLoopObserver*, unsigned long, void*) + 17
13  com.apple.CoreFoundation          0x0056436e __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ + 30
14  com.apple.CoreFoundation          0x005642bf __CFRunLoopDoObservers + 399
15  com.apple.CoreFoundation          0x005419eb CFRunLoopRunSpecific + 491
16  com.apple.CoreFoundation          0x005417eb CFRunLoopRunInMode + 123
17  com.apple.WebCore                 0x03fd4e40 RunWebThread(void*) + 608
18  libsystem_pthread.dylib           0x05ac844f _pthread_body + 138
19  libsystem_pthread.dylib           0x05ac83c5 _pthread_start + 162
20  libsystem_pthread.dylib           0x05ac652e thread_start + 34

Thread 5:
0   libsystem_kernel.dylib            0x05afceda __workq_kernreturn + 10
1   libsystem_pthread.dylib           0x05ac8890 _pthread_wqthread + 846
2   libsystem_pthread.dylib           0x05ac650a start_wqthread + 30

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