Bug 141662

Summary: Very frequent assertions in MachineThreads::removeCurrentThread in DatabaseProcess
Product: WebKit Reporter: Alexey Proskuryakov <ap>
Component: JavaScriptCoreAssignee: Nobody <webkit-unassigned>
Status: NEW ---    
Severity: Normal CC: beidson, ggaren, mark.lam
Priority: P2    
Version: 528+ (Nightly build)   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
full crash log none

Description Alexey Proskuryakov 2015-02-16 13:40:39 PST 
DatabaseProcess crashes are currently not reported as such, however looking at the bots, I see this crash happen several times a day.

Thread 2 Crashed:
0   com.apple.JavaScriptCore      	0x0000000104e4c4ca WTFCrash + 42
1   com.apple.JavaScriptCore      	0x0000000104c0564d JSC::MachineThreads::removeCurrentThread() + 397
2   com.apple.JavaScriptCore      	0x0000000104c05199 JSC::MachineThreads::removeThread(void*) + 89
3   libsystem_pthread.dylib       	0x00007fff982c372a _pthread_tsd_cleanup + 86
4   libsystem_pthread.dylib       	0x00007fff982c3451 _pthread_exit + 117
5   libsystem_pthread.dylib       	0x00007fff982c26cd _pthread_wqthread + 879
6   libsystem_pthread.dylib       	0x00007fff982c040d start_wqthread + 13
Comment 1 Alexey Proskuryakov 2015-02-16 13:41:06 PST 
Created attachment 246672 [details]
full crash log