SPECjbb2015_6 crash -Xgc:concurrentScavenge

[pshipton]

https://trssrtp1.fyre.ibm.com/output/test?id=69ed31f7329d7c83d7c0a02b - rh-epyc7302p-1s16c-01
SPECjbb2015_6
JVM_OPTIONS: -Xnocompressedrefs -Xmx2500M -Xmnx128M -Xgc:concurrentScavenge -XXgc:fvtest_forceRandomBackoutsAfterScanPeriod=10000 -Xverbosegclog

https://na.artifactory.swg-devops.com/artifactory/sys-rt-generic-local/hyc-runtimes-jenkins.swg-devops.com/Test_openjdk17_j9_sanity.functional_x86-64_linux_testList_1/1124/functional_test_output.tar.gz

[2026-04-24T20:10:58.468Z] Unhandled exception
[2026-04-24T20:10:58.468Z] Type=Segmentation error vmState=0x00000000
[2026-04-24T20:10:58.469Z] J9Generic_Signal_Number=00000018 Signal_Number=0000000b Error_Value=00000000 Signal_Code=00000001
[2026-04-24T20:10:58.469Z] Handler1=00007F95B6288170 Handler2=00007F95B5FDA680 InaccessibleAddress=0000000000000001 Sending_Process=00000001
[2026-04-24T20:10:58.469Z] RDI=00007F95B06CED00 RSI=0000008DF4D14A23 RAX=00007F952385DE38 RBX=0000000000000001
[2026-04-24T20:10:58.469Z] RCX=00007F95B0308400 RDX=0000000000000001 R8=00007F952385DDD8 R9=00007F952385DE38
[2026-04-24T20:10:58.469Z] R10=00007F952385DE38 R11=00007F952385DDF0 R12=0000000074D1BE7F R13=00007F95AA109138
[2026-04-24T20:10:58.469Z] R14=00007F9518F87C10 R15=00007F95AA109138
[2026-04-24T20:10:58.469Z] RIP=0000000000000001 GS=0000 FS=0000 RSP=00007F94A001C0C8
[2026-04-24T20:10:58.469Z] EFlags=0000000000010206 CS=0033 RBP=00007F91B815F000 ERR=0000000000000014
[2026-04-24T20:10:58.469Z] TRAPNO=000000000000000E OLDMASK=0000000000000000 CR2=0000000000000001
[2026-04-24T20:10:58.469Z] xmm0=0000000000000000 (f: 0.000000, d: 0.000000e+00)
[2026-04-24T20:10:58.469Z] xmm1=3fd384c2c45c9490 (f: 3294401792.000000, d: 3.049781e-01)
[2026-04-24T20:10:58.469Z] xmm2=3feccccccccccccc (f: 3435973888.000000, d: 9.000000e-01)
[2026-04-24T20:10:58.469Z] xmm3=bfc57b6eaa8f7c08 (f: 2861530112.000000, d: -1.678294e-01)
[2026-04-24T20:10:58.469Z] xmm4=3f49ff351ba88d4d (f: 464031040.000000, d: 7.933626e-04)
[2026-04-24T20:10:58.469Z] xmm5=0000000000000000 (f: 0.000000, d: 0.000000e+00)
[2026-04-24T20:10:58.469Z] xmm6=00007f95b4e55918 (f: 3034929408.000000, d: 6.930800e-310)
[2026-04-24T20:10:58.469Z] xmm7=00007f95b4bca51a (f: 3032261888.000000, d: 6.930800e-310)
[2026-04-24T20:10:58.469Z] xmm8=3fd26551e27f7b74 (f: 3800005376.000000, d: 2.874341e-01)
[2026-04-24T20:10:58.469Z] xmm9=bfd5aff4da2dfa68 (f: 3660446208.000000, d: -3.388645e-01)
[2026-04-24T20:10:58.469Z] xmm10=fc5c3c2c65b806d2 (f: 1706559232.000000, d: -1.100638e+291)
[2026-04-24T20:10:58.469Z] xmm11=bdce0eab2bbc3bc8 (f: 733756352.000000, d: -5.467391e-11)
[2026-04-24T20:10:58.469Z] xmm12=4b2dd60fb4a6e0a6 (f: 3030835456.000000, d: 1.428869e+54)
[2026-04-24T20:10:58.469Z] xmm13=add355435e96c540 (f: 1586939136.000000, d: -6.074099e-88)
[2026-04-24T20:10:58.469Z] xmm14=8e9b1de7214b57b5 (f: 558585792.000000, d: -2.602687e-238)
[2026-04-24T20:10:58.469Z] xmm15=0000000000000000 (f: 0.000000, d: 0.000000e+00)
[2026-04-24T20:10:58.469Z] Target=2_90_20260421_1235 (Linux 4.18.0-553.120.1.el8_10.x86_64)
[2026-04-24T20:10:58.469Z] CPU=amd64 (32 logical CPUs) (0x1f502b8000 RAM)
[2026-04-24T20:10:58.469Z] ----------- Stack Backtrace -----------
[2026-04-24T20:10:58.469Z] protectedBacktrace+0xf (0x00007F95B5FD689F [libj9prt29.so+0x2689f])
[2026-04-24T20:10:58.469Z] omrsig_protect+0x20d (0x00007F95B5FDB42D [libj9prt29.so+0x2b42d])
[2026-04-24T20:10:58.469Z] omrintrospect_backtrace_thread_raw+0xcd (0x00007F95B5FD6D8D [libj9prt29.so+0x26d8d])
[2026-04-24T20:10:58.470Z] omrsig_protect+0x20d (0x00007F95B5FDB42D [libj9prt29.so+0x2b42d])
[2026-04-24T20:10:58.470Z] omrintrospect_backtrace_thread+0x74 (0x00007F95B5FD6724 [libj9prt29.so+0x26724])
[2026-04-24T20:10:58.470Z] generateDiagnosticFiles+0x8c (0x00007F95B6287CAC [libj9vm29.so+0x40cac])
[2026-04-24T20:10:58.470Z] omrsig_protect+0x20d (0x00007F95B5FDB42D [libj9prt29.so+0x2b42d])
[2026-04-24T20:10:58.470Z] vmSignalHandler+0x185 (0x00007F95B6287F15 [libj9vm29.so+0x40f15])
[2026-04-24T20:10:58.470Z]  (0x00007F95B63AA1D5 [libj9vm29.so+0x1631d5])
[2026-04-24T20:10:58.470Z] ---------------------------------------
[2026-04-24T20:10:58.470Z] JVMDUMP039I Processing dump event "gpf", detail "" at 2026/04/24 16:10:57 - please wait.
[2026-04-24T20:10:58.470Z] Unhandled exception
[2026-04-24T20:10:58.470Z] Type=Segmentation error vmState=0x00020026
[2026-04-24T20:10:58.470Z] J9Generic_Signal_Number=00000018 Signal_Number=0000000b Error_Value=00000000 Signal_Code=00000001
[2026-04-24T20:10:58.470Z] Handler1=00007F95B62881C0 Handler2=00007F95B5FDA680 InaccessibleAddress=0000000000000008 Sending_Process=00000008
[2026-04-24T20:10:58.470Z] RDI=00007F94A001C0D0 RSI=0000000000000000 RAX=0000000000000000 RBX=00007F94B72D0740
[2026-04-24T20:10:58.470Z] RCX=0000000024600002 RDX=0000000000000000 R8=00007F94B72D05A8 R9=00007F94A001C0F0
[2026-04-24T20:10:58.470Z] R10=0000000000000006 R11=00007F95B52B3AC0 R12=00007F94A001C0D0 R13=0000000004600002
[2026-04-24T20:10:58.470Z] R14=0000000000000000 R15=00007F95B6434EA0
[2026-04-24T20:10:58.470Z] RIP=00007F95B62CF810 GS=0000 FS=0000 RSP=00007F94B72D06B0
[2026-04-24T20:10:58.470Z] EFlags=0000000000010202 CS=0033 RBP=00007F9448003C00 ERR=0000000000000004
[2026-04-24T20:10:58.470Z] TRAPNO=000000000000000E OLDMASK=0000000000000000 CR2=0000000000000008
[2026-04-24T20:10:58.470Z] xmm0=0000000000000000 (f: 0.000000, d: 0.000000e+00)
[2026-04-24T20:10:58.470Z] xmm1=00007f95b1a72860 (f: 2980521984.000000, d: 6.930798e-310)
[2026-04-24T20:10:58.470Z] xmm2=00007f95b4bbf1c4 (f: 3032216064.000000, d: 6.930800e-310)
[2026-04-24T20:10:58.470Z] xmm3=00007f95b1a72800 (f: 2980521984.000000, d: 6.930798e-310)
[2026-04-24T20:10:58.470Z] xmm4=00007f95b0088e40 (f: 2953350656.000000, d: 6.930796e-310)
[2026-04-24T20:10:58.470Z] xmm5=00007f95b4be1c77 (f: 3032357888.000000, d: 6.930800e-310)
[2026-04-24T20:10:58.470Z] xmm6=0000000000000000 (f: 0.000000, d: 0.000000e+00)
[2026-04-24T20:10:58.470Z] xmm7=0000000000000000 (f: 0.000000, d: 0.000000e+00)
[2026-04-24T20:10:58.471Z] xmm8=0000000000000000 (f: 0.000000, d: 0.000000e+00)
[2026-04-24T20:10:58.471Z] xmm9=00007f95b030f7b8 (f: 2955999232.000000, d: 6.930796e-310)
[2026-04-24T20:10:58.471Z] xmm10=00007f95b030f7b8 (f: 2955999232.000000, d: 6.930796e-310)
[2026-04-24T20:10:58.471Z] xmm11=00007f94bd4b9639 (f: 3175847424.000000, d: 6.930595e-310)
[2026-04-24T20:10:58.471Z] xmm12=00007f95b0309800 (f: 2955974656.000000, d: 6.930796e-310)
[2026-04-24T20:10:58.471Z] xmm13=00007f95b02ec848 (f: 2955855872.000000, d: 6.930796e-310)
[2026-04-24T20:10:58.471Z] xmm14=0000000008001800 (f: 134223872.000000, d: 6.631540e-316)
[2026-04-24T20:10:58.471Z] xmm15=0000000000000000 (f: 0.000000, d: 0.000000e+00)
[2026-04-24T20:10:58.471Z] Module=/home/jenkins/workspace/Test_openjdk17_j9_sanity.functional_x86-64_linux_testList_1/jdkbinary/j2sdk-image/lib/default/libj9vm29.so
[2026-04-24T20:10:58.471Z] Module_base_address=00007F95B6247000
[2026-04-24T20:10:58.471Z] Target=2_90_20260421_1235 (Linux 4.18.0-553.120.1.el8_10.x86_64)
[2026-04-24T20:10:58.471Z] CPU=amd64 (32 logical CPUs) (0x1f502b8000 RAM)
[2026-04-24T20:10:58.471Z] ----------- Stack Backtrace -----------
[2026-04-24T20:10:58.471Z] walkStackFrames+0x980 (0x00007F95B62CF810 [libj9vm29.so+0x88810])
[2026-04-24T20:10:58.471Z] _ZN28GC_VMThreadStackSlotIterator9scanSlotsEP10J9VMThreadS1_PvPFvP8J9JavaVMPP8J9ObjectS2_P16J9StackWalkStatePKvEbb+0x39 (0x00007F95B49CD999 [libj9gc_full29.so+0x4a999])
[2026-04-24T20:10:58.471Z] _ZN14MM_RootScanner13scanOneThreadEP18MM_EnvironmentBaseP10J9VMThreadPv+0xfd (0x00007F95B49C24ED [libj9gc_full29.so+0x3f4ed])
[2026-04-24T20:10:58.471Z] _ZN14MM_RootScanner11scanThreadsEP18MM_EnvironmentBase+0xc1 (0x00007F95B49C1221 [libj9gc_full29.so+0x3e221])
[2026-04-24T20:10:58.471Z] _ZN14MM_RootScanner9scanRootsEP18MM_EnvironmentBase+0x3e (0x00007F95B49C400E [libj9gc_full29.so+0x4100e])
[2026-04-24T20:10:58.471Z] _ZN12MM_Scavenger22workThreadProcessRootsEP22MM_EnvironmentStandard+0x32f (0x00007F95B4B1070F [libj9gc_full29.so+0x18d70f])
[2026-04-24T20:10:58.471Z] _ZN21MM_ParallelDispatcher16workerEntryPointEP18MM_EnvironmentBase+0x19c (0x00007F95B4ABC4CC [libj9gc_full29.so+0x1394cc])
[2026-04-24T20:10:58.471Z] _Z23dispatcher_thread_proc2P14OMRPortLibraryPv+0x10a (0x00007F95B4ABB45A [libj9gc_full29.so+0x13845a])
[2026-04-24T20:10:58.472Z] omrsig_protect+0x20d (0x00007F95B5FDB42D [libj9prt29.so+0x2b42d])
[2026-04-24T20:10:58.472Z] dispatcher_thread_proc+0x3f (0x00007F95B4ABB17F [libj9gc_full29.so+0x13817f])
[2026-04-24T20:10:58.472Z] thread_wrapper+0x166 (0x00007F95B5DA27D6 [libj9thr29.so+0xa7d6])
[2026-04-24T20:10:58.472Z] start_thread+0xea (0x00007F95B7BFE1CA [libpthread.so.0+0x81ca])
[2026-04-24T20:10:58.472Z] clone+0x43 (0x00007F95B7655953 [libc.so.6+0x39953])

[pshipton]

@dmitripivkine

[dmitripivkine]

Unfortunately system core has not been preserved. After 35 minutes of waiting task was cancelled.
From the stack this crash occur during scan frame in thread's java stack - unexpected NULL pointer has been discovered.

[JasonFengJ9]

openjdk17_j9_sanity.functional_x86-64_linux

[2026-07-10T23:00:22.886Z] Running test SPECjbb2015_6 ...
[2026-07-10T23:00:22.886Z] ===============================================
[2026-07-10T23:00:22.886Z] SPECjbb2015_6 Start Time: Fri Jul 10 19:00:22 2026 Epoch Time (ms): 1783724422783
[2026-07-10T23:00:22.886Z] variation: -Xnocompressedrefs -Xmx2500M -Xmnx128M -Xgc:concurrentScavenge -XXgc:fvtest_forceRandomBackoutsAfterScanPeriod=10000 -Xverbosegclog
[2026-07-10T23:00:22.886Z] JVM_OPTIONS:  -Xnocompressedrefs -Xmx2500M -Xmnx128M -Xgc:concurrentScavenge -XXgc:fvtest_forceRandomBackoutsAfterScanPeriod=10000 -Xverbosegclog 

[2026-07-10T23:04:51.989Z] .<Fri Jul 10 19:04:51 EDT 2026> org.spec.jbb.controller: HIGH_BOUND_IR: settling, (rIR:aIR:PR = 6725:6563:5691) (tPR = 86390) [PR is under limit] 
[2026-07-10T23:04:51.989Z] Unhandled exception
[2026-07-10T23:04:51.989Z] Type=Segmentation error vmState=0x00000000

[2026-07-10T23:04:51.992Z] ----------- Stack Backtrace -----------
[2026-07-10T23:04:51.992Z] protectedBacktrace+0xf (0x00007F77DE7EFB1F [libj9prt29.so+0x26b1f])
[2026-07-10T23:04:51.992Z] omrsig_protect+0x20d (0x00007F77DE7F46AD [libj9prt29.so+0x2b6ad])
[2026-07-10T23:04:51.992Z] omrintrospect_backtrace_thread_raw+0xcd (0x00007F77DE7F000D [libj9prt29.so+0x2700d])
[2026-07-10T23:04:51.992Z] omrsig_protect+0x20d (0x00007F77DE7F46AD [libj9prt29.so+0x2b6ad])
[2026-07-10T23:04:51.992Z] omrintrospect_backtrace_thread+0x74 (0x00007F77DE7EF9A4 [libj9prt29.so+0x269a4])
[2026-07-10T23:04:51.992Z] generateDiagnosticFiles+0x8c (0x00007F77DEAA47EC [libj9vm29.so+0x437ec])
[2026-07-10T23:04:51.992Z] omrsig_protect+0x20d (0x00007F77DE7F46AD [libj9prt29.so+0x2b6ad])
[2026-07-10T23:04:51.992Z] vmSignalHandler+0x185 (0x00007F77DEAA4A55 [libj9vm29.so+0x43a55])
[2026-07-10T23:04:51.992Z]  (0x00007F77DEBC9D55 [libj9vm29.so+0x168d55])
[2026-07-10T23:04:51.992Z] ---------------------------------------
[2026-07-10T23:04:51.992Z] JVMDUMP039I Processing dump event "gpf", detail "" at 2026/07/10 19:04:51 - please wait.
[2026-07-10T23:04:51.992Z] 
[2026-07-10T23:04:51.992Z] 
[2026-07-10T23:04:51.992Z] *** Invalid JIT return address 0000000000000000 in 00007F72FC5466A0

50x grinder - passed