The following test failed in the JDK17 CI:

applications/jcstress/volatiles.java

Here's a snippet from the log file:

        PcDesc(pc=0x00007f9691345800 offset=960 bits=0): org.openjdk.jcstress.tests.volatiles.ReadAfterReadTest_jcstress::actor1@0 (line 145)
        PcDesc(pc=0x00007f9691345805 offset=965 bits=0): org.openjdk.jcstress.util.Counter::<init>@10 (line 73)
           org.openjdk.jcstress.util.Counter::<init>@3 (line 66)
           org.openjdk.jcstress.tests.volatiles.ReadAfterReadTest_jcstress::actor1@4 (line 145)
        PcDesc(pc=0x00007f969134580a offset=96a bits=0): org.openjdk.jcstress.util.Counter::<init>@21 (line 75)
           org.openjdk.jcstress.util.Counter::<init>@3 (line 66)
           org.openjdk.jcstress.tests.volatiles.ReadAfterReadTest_jcstress::actor1@4 (line 145)
        PcDesc(pc=0x00007f969134580f offset=96f bits=0): org.openjdk.jcstress.tests.volatiles.ReadAfterReadTest_jcstress::actor1@83 (line 165)
        PcDesc(pc=0x00007f9691345814 offset=974 bits=0): org.openjdk.jcstress.tests.volatiles.ReadAfterReadTest_jcstress::actor1@88 (line 166)
        PcDesc(pc=0x00007f9691345817 offset=977 bits=0): org.openjdk.jcstress.tests.volatiles.ReadAfterReadTest_jcstress::actor1@-1 (line 145)
        PcDesc(pc=0x00007f9691345821 offset=981 bits=0): org.openjdk.jcstress.tests.volatiles.ReadAfterReadTest_jcstress::actor1@57 (line 159)
        PcDesc(pc=0x00007f9691345d59 offset=eb9 bits=0):
        #
        # A fatal error has been detected by the Java Runtime Environment:
        #
        # SIGSEGV (0xb) at pc=0x00007f9691345390, pid=20807, tid=20903
        #
        # JRE version: Java(TM) SE Runtime Environment (17.0+2) (fastdebug build 17-ea+2-LTS-24)
        # Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 17-ea+2-LTS-24, mixed mode, sharing, tiered, z gc, linux-amd64)
        # Problematic frame:
        # J 1847 c2 org.openjdk.jcstress.tests.volatiles.ReadAfterReadTest_jcstress.actor1()Lorg/openjdk/jcstress/util/Counter; (98 bytes) @ 0x00007f9691345390 [0x00007f9691344ea0+0x00000000000004f0]
        #
        # Core dump will be written. Default location: Core dumps may be processed with "/opt/core.sh %p" (or dumping to /opt/mach5/mesos/work_dir/slaves/983c483a-6907-44e0-ad29-98c7183575e2-S77127/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/9197f305-5fec-4924-95a0-1f98da0b152f/runs/e24de72d-ebf8-4729-9092-7b0a99e8a93d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_jcstress_part3/scratch/2/core.20807)
        #
        Unsupported internal testing APIs have been used.
        
        # An error report file with more information is saved as:
        # /opt/mach5/mesos/work_dir/slaves/983c483a-6907-44e0-ad29-98c7183575e2-S77127/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/9197f305-5fec-4924-95a0-1f98da0b152f/runs/e24de72d-ebf8-4729-9092-7b0a99e8a93d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_jcstress_part3/scratch/2/hs_err_pid20807.log
        #
        # If you would like to submit a bug report, please visit:
        # https://bugreport.java.com/bugreport/crash.jsp
        #

Here's the crashing thread's stack:

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

Current thread (0x00007f96a0499100): JavaThread "jcstress-worker-2" daemon [_thread_in_Java, id=20903, stack(0x00007f9671df5000,0x00007f9671ef6000)]

Stack: [0x00007f9671df5000,0x00007f9671ef6000], sp=0x00007f9671ef4700, free space=1021k
Native frames: (J=compiled Java code, A=aot compiled Java code, j=interpreted, Vv=VM code, C=native code)
J 1847 c2 org.openjdk.jcstress.tests.volatiles.ReadAfterReadTest_jcstress.actor1()Lorg/openjdk/jcstress/util/Counter; (98 bytes) @ 0x00007f9691345390 [0x00007f9691344ea0+0x00000000000004f0]
j org.openjdk.jcstress.tests.volatiles.ReadAfterReadTest_jcstress$$Lambda$51+0x0000000800c16258.call()Ljava/lang/Object;+4
j java.util.concurrent.FutureTask.run()V+39 java.base@17-ea
j java.util.concurrent.ThreadPoolExecutor.runWorker(Ljava/util/concurrent/ThreadPoolExecutor$Worker;)V+92 java.base@17-ea
j java.util.concurrent.ThreadPoolExecutor$Worker.run()V+5 java.base@17-ea
j java.lang.Thread.run()V+11 java.base@17-ea
v ~StubRoutines::call_stub
V [libjvm.so+0xe60e55] JavaCalls::call_helper(JavaValue*, methodHandle const&, JavaCallArguments*, Thread*)+0x595
V [libjvm.so+0xe616d5] JavaCalls::call_virtual(JavaValue*, Klass*, Symbol*, Symbol*, JavaCallArguments*, Thread*)+0x4c5
V [libjvm.so+0xe61b7c] JavaCalls::call_virtual(JavaValue*, Handle, Klass*, Symbol*, Symbol*, Thread*)+0xac
V [libjvm.so+0xff815b] thread_entry(JavaThread*, Thread*)+0x12b
V [libjvm.so+0x18ba7b6] JavaThread::thread_main_inner()+0x256
V [libjvm.so+0x18c1130] Thread::call_run()+0x100
V [libjvm.so+0x15a3c06] thread_native_entry(Thread*)+0x116


siginfo: si_signo: 11 (SIGSEGV), si_code: 1 (SEGV_MAPERR), si_addr: 0x000000000000047e