ZGC Crash

[Erik Osterlund]

Hi Mike,

Thank you for reporting this issue. Do you have a link to the specific crash report you submitted?

Thanks,
/Erik

> On 28 May 2021, at 18:09, Mike Rettig <mike.rettig at gmail.com> wrote:
> 
> I submitted a bug report today for an apparent ZGC crash. This is the first
> ZGC crash I've seen in 2+ years of use.
> 
> internal review ID : 9070442
> 
> It looks like it is the same issue as:
> 
> https://bugs.openjdk.java.net/browse/JDK-8215754
> 
> However the crash occurred with jdk 16 so that issue should be fixed.
> 
> Current thread (0x00007f3aa0672e50):  JavaThread "PlanFinder-0" daemon
> [_thread_in_Java, id=109873, stack(0x00007f3d75fe8000,0x00007f3d760e9000)]
> 
> Stack: [0x00007f3d75fe8000,0x00007f3d760e9000],  sp=0x00007f3d760e7138,
> free space=1020k
> Native frames: (J=compiled Java code, A=aot compiled Java code,
> j=interpreted, Vv=VM code, C=native code)
> V  [libjvm.so+0xb655b0]  Method::is_method_handle_intrinsic() const+0x0
> V  [libjvm.so+0x40cf52]  BarrierSetNMethod::is_armed(nmethod*)+0x12
> V  [libjvm.so+0x40cc35]
> BarrierSetNMethod::nmethod_stub_entry_barrier(unsigned char**)+0x35
> v  ~StubRoutines::nmethod_entry_barrier
> C  0xffffffffffffffff
> 
> The bug report includes the full error log.
> 
> Mike