[Webkit-unassigned] [Bug 157273] New: CRASH when continuing from uncaught exception in inspector

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=157273

            Bug ID: 157273
           Summary: CRASH when continuing from uncaught exception in
                    inspector
    Classification: Unclassified
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: joepeck at webkit.org
                CC: fpizlo at apple.com, ggaren at apple.com,
                    mark.lam at apple.com, sbarati at apple.com

* SUMMARY
CRASH when continuing from uncaught exception in inspector

* STEPS TO REPRODUCE
1. Inspect about:blank
2. Show Debugger Tab and enable Break on All Exceptions
3. In quick console, evaluate: throw "Hi"
  => You should pause
4. Click Continue in the Debugger Sidebar
  => Crash

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

Exception Type:        EXC_BAD_ACCESS (SIGSEGV)
Exception Codes:       KERN_INVALID_ADDRESS at 0x0000000000000005
Exception Note:        EXC_CORPSE_NOTIFY

Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   com.apple.JavaScriptCore          0x00000001080d6659 llint_slow_path_jtrue + 201 (JSCellInlines.h:251)
1   com.apple.JavaScriptCore          0x00000001080e41cf llint_entry + 20750
2   com.apple.JavaScriptCore          0x00000001080deede vmEntryToJavaScript + 299
3   com.apple.JavaScriptCore          0x0000000107f5469e JSC::JITCode::execute(JSC::VM*, JSC::ProtoCallFrame*) + 158 (JITCode.cpp:81)
4   com.apple.JavaScriptCore          0x0000000107eb3862 JSC::Interpreter::executeCall(JSC::ExecState*, JSC::JSObject*, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&) + 450 (Interpreter.cpp:1020)
5   com.apple.JavaScriptCore          0x0000000107abdb27 JSC::call(JSC::ExecState*, JSC::JSValue, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&, WTF::NakedPtr<JSC::Exception>&) + 71 (MarkedBlock.h:235)
6   com.apple.WebCore                 0x0000000109248bf0 WebCore::JSMainThreadExecState::call(JSC::ExecState*, JSC::JSValue, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&, WTF::NakedPtr<JSC::Exception>&) + 96 (JSMainThreadExecState.h:57)
...

-- 
You are receiving this mail because:
You are the assignee for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.webkit.org/pipermail/webkit-unassigned/attachments/20160502/46cc8e26/attachment.html>