APAR status
Closed as program error.
Error description
The liberty server received gpf during termination. The JNI call from libzNativeServices.so:onThreadEnd caused this gpf due to the bogus jobject parameter. . Traceback: DSA Entry E Offset UnService Status ...... 21 runCallInMethod +0000042C j201911 Exception 22 gpProtectedRunCallInMethod(void*) +000000BC j201911 Call 23 gpCheckCallin +0000004C j201911 Call 24 callVirtualVoidMethod +00000046 j201911 Call 25 onThreadEnd +00000040 Call 26 jvmtiHookThreadEnd +0000011E j201911 Call 27 J9HookDispatch(J9HookInterface**,unsigned long,void*) +0000029C j201911 Call 28 javaProtectedThreadProc +000002BC j201911 Call 29 omrsig_protect +000008CA j201911 Call 30 javaThreadProc +0000008C j201911 Call 31 thread_wrapper +000009BA j201911 Call
Local fix
na
Problem summary
**************************************************************** * USERS AFFECTED: All users of IBM WebSphere Application * * Server Liberty for z/OS * **************************************************************** * PROBLEM DESCRIPTION: ABEND0C4/ABENDS0C4 during server stop * * when native routine onThreadEnd calls * * Java routine threadTerminating() * **************************************************************** * RECOMMENDATION: * **************************************************************** ABEND0C4/ABENDSOC4 during server stop when native routine libzNativeServices.so:onThreadEnd calls Java routine ThreadTracker.threadTerminating(). The abend happens because the global reference to the Java object was deleted before making the call to ThreadTracker.threadTerminating(). syslog showed JVMDUMP039I Processing dump event "gpf", detail "" at 2020/03/25 followed by a transaction dump. Following is the traceback of the abending thread taken from the transaction dump. Information for thread 1904B0000000033D TCB Address: 008B63C8 CAA Address: 00000052_1F7FEC60 PCB Address: 00000050_00103E28 Traceback: DSA Entry E Offset Statement Load Mod Program 1 _TDUMP +000000C2 _TDUMP ... 19 CEEOSIGG +00000000 CELQLIB CEEOSIGG HLE77A0 Call 20 CELQHROD +00000266 CELQLIB CELQHROD HLE77A0 Call 21 runCallInMethod +0000042C *PATHNAM j201911 Exception 22 gpProtectedRunCallInMethod(void*) +000000BC *PATHNAM j201911 Call 23 gpCheckCallin +0000004C *PATHNAM j201911 Call 24 callVirtualVoidMethod +00000046 *PATHNAM j201911 Call 25 onThreadEnd +00000040 *PATHNAM Call 26 jvmtiHookThreadEnd +0000011E *PATHNAM j201911 Call 27 J9HookDispatch(J9HookInterface**,unsigned long,void*) +0000029C *PATHNAM j201911 Call 28 javaProtectedThreadProc +000002BC *PATHNAM j201911 Call 29 omrsig_protect +000008CA *PATHNAM j201911 Call 30 javaThreadProc +0000008C *PATHNAM j201911 Call 31 thread_wrapper +000009BA *PATHNAM j201911 Call 32 CELQPCMM +00000F80 CELQLIB CELQPCMM UI33702 Call
Problem conclusion
Updated the code to not call ThreadTracker.threadTerminating() or ThreadTracker.threadStarted() after deleting the global reference. The fix for this APAR is currently targeted for inclusion in fix pack 20.0.0.4. Please refer to the Recommended Updates page for delivery information: http://www.ibm.com/support/docview.wss?rs=180&uid=swg27004980
Temporary fix
Comments
APAR Information
APAR number
PH23817
Reported component name
LIBERTY PROF -
Reported component ID
5655W6514
Reported release
CD0
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2020-03-29
Closed date
2020-04-07
Last modified date
2020-04-07
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
LIBERTY PROF -
Fixed component ID
5655W6514
Applicable component levels
RCD0 PSY
UP
[{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SG19M"},"Platform":[{"code":"PF054","label":"z\/OS"}],"Version":"CD0"}]
Document Information
Modified date:
15 September 2021