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  1. JDK
  2. JDK-8256371

Compiler thread crashes in ClassLoaderData::is_alive()

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    • Subcomponent:
    • CPU:
      x86_64
    • OS:
      linux

      Description

      Various tests are failing with SIGSEGV in the Compiler thread.

      For the first sighting:

      compiler/codegen/TestLongDoubleVect.java

      # SIGSEGV (0xb) at pc=0x00007fa529de1d30, pid=19074, tid=19089
      #
      # JRE version: Java(TM) SE Runtime Environment (16.0+25) (fastdebug build 16-ea+25-1585)
      # Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 16-ea+25-1585, compiled mode, sharing, g1 gc, linux-amd64)
      # Problematic frame:
      # V [libjvm.so+0x978d30] ClassLoaderData::is_alive() const+0x0

      Here's the crashing thread's stack:

      --------------- T H R E A D ---------------

      Current thread (0x00007fa524318cd0): JavaThread "C2 CompilerThread0" daemon [_thread_in_vm, id=19089, stack(0x00007fa48ddfe000,0x00007fa48deff000)]

      Stack: [0x00007fa48ddfe000,0x00007fa48deff000], sp=0x00007fa48defdbe8, free space=1022k
      Native frames: (J=compiled Java code, A=aot compiled Java code, j=interpreted, Vv=VM code, C=native code)
      V [libjvm.so+0x978d30] ClassLoaderData::is_alive() const+0x0
      V [libjvm.so+0xa0652b] CompileQueue::get()+0x10b
      V [libjvm.so+0xa0a0b5] CompileBroker::compiler_thread_loop()+0x2f5
      V [libjvm.so+0x1886786] JavaThread::thread_main_inner()+0x256
      V [libjvm.so+0x188d440] Thread::call_run()+0x100
      V [libjvm.so+0x156da56] thread_native_entry(Thread*)+0x116


      siginfo: si_signo: 11 (SIGSEGV), si_code: 1 (SEGV_MAPERR), si_addr: 0x000000000000002c

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              Assignee:
              iklam Ioi Lam
              Reporter:
              dcubed Daniel Daugherty
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                Dates

                Created:
                Updated:
                Resolved: