On Tue, 30 Nov 2021 06:02:08 GMT, Thomas Stuefe <stu...@openjdk.org> wrote:
> > Hi Coleen, > > This bypasses the currently observed problem, but we still have a > > fundamentally unsafe mechanism in use here. :( > > Thanks, David > > Does AsyncGetCallTrace get triggered asynchronously via signal? Yes: ```V [libjvm.so+0x986023] AsyncGetCallTrace+0x1e5 C [libasyncProfiler.so+0x89b4] Profiler::getJavaTraceAsync(void*, ASGCT_CallFrame*, int)+0xd4 C [libasyncProfiler.so+0x9242] Profiler::recordSample(void*, unsigned long long, int, Event*)+0xd2 C [libasyncProfiler.so+0x34f2c] PerfEvents::signalHandler(int, siginfo_t*, void*)+0x8c ------------- PR: https://git.openjdk.java.net/jdk/pull/6606
