Safari: DFG Worklist Worker Thread crashes Safari
| Originator: | dieter.komendera | ||
| Number: | rdar://20512791 | Date Originated: | 12-Apr-2015 06:06 PM |
| Status: | Open | Resolved: | |
| Product: | Safari | Product Version: | Safari 8.0.5 (10600.5.17) |
| Classification: | Crash/Hang/Data Loss | Reproducible: | Unable |
Summary: I’ve had Safari’s “DFG Worklist Worker Thread” crash Safari (8.0.5 on 10.10.3) twice now. The last time I was typing into a text field (ironically at bugreport.apple.com), loosing my already typed text. Thread 15 Crashed:: DFG Worklist Worker Thread 0 com.apple.JavaScriptCore 0x00007fff8e9ed5fe WTFCrash + 62 1 com.apple.JavaScriptCore 0x00007fff8ead5a08 JSC::DFG::SpeculativeJIT::fillSpeculateInt52(JSC::DFG::Edge, JSC::DataFormat) + 1944 2 com.apple.JavaScriptCore 0x00007fff8e90ecd0 JSC::DFG::SpeculativeJIT::compileAdd(JSC::DFG::Node*) + 2720 3 com.apple.JavaScriptCore 0x00007fff8e8ed59e JSC::DFG::SpeculativeJIT::compile(JSC::DFG::Node*) + 3694 4 com.apple.JavaScriptCore 0x00007fff8eabcdc6 JSC::DFG::SpeculativeJIT::compileCurrentBlock() + 1302 5 com.apple.JavaScriptCore 0x00007fff8e8ebea2 JSC::DFG::SpeculativeJIT::compile() + 114 6 com.apple.JavaScriptCore 0x00007fff8ea8f426 JSC::DFG::JITCompiler::compileFunction() + 710 7 com.apple.JavaScriptCore 0x00007fff8eab7aa5 JSC::DFG::Plan::compileInThreadImpl(JSC::DFG::LongLivedState&) + 1925 8 com.apple.JavaScriptCore 0x00007fff8eab70bd JSC::DFG::Plan::compileInThread(JSC::DFG::LongLivedState&, JSC::DFG::ThreadData*) + 493 9 com.apple.JavaScriptCore 0x00007fff8eaf0a82 JSC::DFG::Worklist::runThread(JSC::DFG::ThreadData*) + 546 10 com.apple.JavaScriptCore 0x00007fff8e7eecff WTF::wtfThreadEntryPoint(void*) + 15 I think that the worker thread should not take down the whole browser, potentially loosing data. I’m attaching the 2 crash reports I have.
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