RESOLVED FIXED 199453
Crash under WTF::RefCounted<WebKit::TaskCounter>::deref() 
https://bugs.webkit.org/show_bug.cgi?id=199453
Summary Crash under WTF::RefCounted<WebKit::TaskCounter>::deref()
Chris Dumez
Reported 2019-07-03 10:00:57 PDT
Crash under WTF::RefCounted<WebKit::TaskCounter>::deref(): Thread 0 name: Dispatch queue: com.apple.main-thread Thread 0 Crashed: 0 WebKit 0x00000001c926c3f0 WTF::RefCounted<WebKit::TaskCounter>::deref() const + 48 (Function.h:79) 1 WebKit 0x00000001c926c658 WTF::Detail::CallableWrapper<WebKit::NetworkProcess::actualPrepareToSuspend(WebKit::NetworkProcess::ShouldAcknowledgeWhenReadyToSuspend)::$_53, void>::~CallableWrapper() + 44 (RefPtr.h:44) 2 WebKit 0x00000001c926c658 WTF::Detail::CallableWrapper<WebKit::NetworkProcess::actualPrepareToSuspend(WebKit::NetworkProcess::ShouldAcknowledgeWhenReadyToSuspend)::$_53, void>::~CallableWrapper() + 44 (RefPtr.h:44) 3 WebKit 0x00000001c923c630 WTF::CallbackAggregator::~CallbackAggregator() + 36 (CallbackAggregator.h:42) 4 WebKit 0x00000001c923c600 WTF::ThreadSafeRefCounted<WTF::CallbackAggregator, (WTF::DestructionThread)0>::deref() const + 40 (CallbackAggregator.h:39) 5 WebKit 0x00000001c923c9ec WTF::Detail::CallableWrapper<auto WebKit::NetworkProcess::platformSyncAllCookies(WTF::CompletionHandler<void ()>&&)::$_4::operator()<WebCore::NetworkStorageSession>(WebCore::NetworkStorageSession&) const::'lambda'(), void>::~CallableWrapper() + 44 (RefPtr.h:44) 6 JavaScriptCore 0x00000001d3efedec WTF::RunLoop::performWork() + 340 (Function.h:79) 7 JavaScriptCore 0x00000001d3eff06c WTF::RunLoop::performWork(void*) + 36 (RunLoopCF.cpp:38) 8 CoreFoundation 0x00000001cff33694 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 24 (CFRunLoop.c:1904) 9 CoreFoundation 0x00000001cff33620 __CFRunLoopDoSource0 + 88 (CFRunLoop.c:1938) 10 CoreFoundation 0x00000001cff32dac __CFRunLoopDoSources0 + 180 (CFRunLoop.c:1974) 11 CoreFoundation 0x00000001cff2df0c __CFRunLoopRun + 1080 (CFRunLoop.c:2864) 12 CoreFoundation 0x00000001cff2d7ac CFRunLoopRunSpecific + 464 (CFRunLoop.c:3174) 13 Foundation 0x00000001cfabba94 -[NSRunLoop(NSRunLoop) runMode:beforeDate:] + 228 (NSRunLoop.m:374) 14 Foundation 0x00000001cfaf51bc -[NSRunLoop(NSRunLoop) run] + 88 (NSRunLoop.m:399) 15 libxpc.dylib 0x00000001d05013ec _xpc_objc_main + 304 (main.m:179) 16 libxpc.dylib 0x00000001d0503d08 xpc_main + 148 (init.c:1557) 17 WebKit 0x00000001c92fcd54 WebKit::XPCServiceMain(int, char const**) + 360 (XPCServiceMain.mm:147) 18 libdyld.dylib 0x00000001d0483e7c start + 4
Attachments
Patch (4.99 KB, patch)
2019-07-03 10:04 PDT, Chris Dumez 		no flags
DetailsFormatted DiffDiff
View All Add attachment proposed patch, testcase, etc.
Chris Dumez
Comment 1 2019-07-03 10:01:14 PDT
<rdar://problem/51991477>
Chris Dumez
Comment 2 2019-07-03 10:04:48 PDT
Created attachment 373395 [details] Patch
WebKit Commit Bot
Comment 3 2019-07-03 10:48:46 PDT
Comment on attachment 373395 [details] Patch Clearing flags on attachment: 373395 Committed r247094: <https://trac.webkit.org/changeset/247094>
WebKit Commit Bot
Comment 4 2019-07-03 10:48:48 PDT
All reviewed patches have been landed. Closing bug.
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