On Monday, April 22, 2013 6:28:20 PM UTC-7, Andrei Kashcha wrote: > > Do you have a standalone code to reproduce the bug?
https://codereview.chromium.org/14362015/ The patch may not apply since blink is changing so rapidly. > Can you attach the debugger and break on first/second chance exception? I'm unsure about "attach" and what kind of exceptions are first/second, but I can run gdb and occasionally I can figure out how to get it to do something useful for me ;-) > > > On Monday, April 22, 2013 4:51:39 PM UTC-7, [email protected] wrote: >> >> Hi. I am trying to modify the debug-data in the blink binding of V8. I'm >> stuck because I can't find the cause for a crash. The call stack enters GC >> and crashes, but the starting point varies with how I run the test (eg one >> test vs test suite). Here is one example stack: >> >> STDERR: [0x0000026365a8] base::debug::StackTrace::StackTrace() >> STDERR: [0x000002635eaf] base::debug::(anonymous >> namespace)::StackDumpSignalHandler() >> STDERR: [0x7f3d0b473cb0] <unknown> >> STDERR: [0x00000144d534] v8::internal::Map::instance_type() >> STDERR: [0x0000015f478e] v8::internal::ShortCircuitConsString() >> STDERR: [0x0000015ffb56] >> v8::internal::RootMarkingVisitor::MarkObjectByPointer() >> STDERR: [0x0000015ffb09] v8::internal::RootMarkingVisitor::VisitPointers() >> STDERR: [0x00000153230e] v8::internal::Heap::IterateStrongRoots() >> STDERR: [0x0000015f58c0] v8::internal::MarkCompactCollector::MarkRoots() >> STDERR: [0x0000015f633e] >> v8::internal::MarkCompactCollector::MarkLiveObjects() >> STDERR: [0x0000015f227e] >> v8::internal::MarkCompactCollector::CollectGarbage() >> STDERR: [0x000001522ff4] v8::internal::Heap::MarkCompact() >> STDERR: [0x000001522929] v8::internal::Heap::PerformGarbageCollection() >> STDERR: [0x000001521f3a] v8::internal::Heap::CollectGarbage() >> STDERR: [0x00000148b178] v8::internal::Heap::CollectGarbage() >> STDERR: [0x00000161f6a2] v8::internal::JSObject::NormalizeProperties() >> STDERR: [0x00000168ec42] v8::internal::CreateObjectLiteralBoilerplate() >> STDERR: [0x00000168ff08] v8::internal::Runtime_CreateObjectLiteralShallow() >> STDERR: [0x278a7310654e] <unknown> >> >> >> Is there any strategy for this kind of problem? I suppose I must be >> creating a value in the V8 heap that is somehow not correct. >> >> >> jjb >> >> -- -- v8-users mailing list [email protected] http://groups.google.com/group/v8-users --- You received this message because you are subscribed to the Google Groups "v8-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
