APAR status
Closed as program error.
Error description
The client is reporting a core dump that was produced by the Launcher on Sun platform. The crash log shows the following stack information. Complete UI results can be found in directory WTX00030358 on Open Bug. SunOS -> inside stack trace Received signal: 11 /apps/intadm/wtx/v82/bin/dtxcmdsv:mercStackTrace+0x2cc /apps/intadm/wtx/v82/bin/dtxcmdsv:mercExceptHandler+0x274 /apps/intadm/wtx/v82/bin/dtxcmdsv:sigSegvHandler+0xb0 /lib/libc.so.1:_thr_slot_offset+0x598 /lib/libc.so.1:sema_post+0x5fc /lib/libc.so.1:sema_post+0x7d0 ??:0x64c5f9d8 /lib/libc.so.1:free+0xe8 /lib/libc.so.1:free+0x24 /apps/intadm/wtx/v82/libs/libdstxicu.so:__1c2k6Fpv_v_+0x4 /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cMCMpiProperty2T5B6M_v _+0x3c /apps/intadm/wtx/v82/libs/libdstxicu.so:__1cG__CrunKvector_del6F pvIpF1_v_1_+0x3c /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cPCMpiPropertySet2T5B6 M_v_+0x34 /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cPmpi_fini_mercpi6F_v_ +0x14a0 /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cPmpi_fini_mercpi6F_v_ +0x4ec /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cKCMpiObject2T5B6M_v_+ 0x28 /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cPmpi_fini_mercpi6F_v_ +0x194 /apps/intadm/wtx/v82/libs/libdstxpi.so:mpiObjectDestroy+0x60 /apps/intadm/wtx/v82/libs/libdbutil.so:DBDestroyAdapterInstance+ 0xac /apps/intadm/wtx/v82/libs/libmercrmgr.so:RMIsOldAdapter+0xf08 /apps/intadm/wtx/v82/libs/libmercrmgr.so:AdapterDestroyAdaptInst ance+0x20 /apps/intadm/wtx/v82/libs/libmercrmgr.so:RMDestroyAdapterObject+ 0x44 /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cICMpiCard2T6M_v_+0xe0 /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cQmpi_fini_mercpim6F_v _+0xdc0 /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cHCMpiMapKDetachCard6M rnICMpiCard__v_+0x28 /apps/intadm/wtx/v82/libs/libdstxpi.so:mpiMapDetachCard+0xb8 /apps/intadm/wtx/v82/bin/dtxcmdsv:DoCleanup+0x460 /apps/intadm/wtx/v82/bin/dtxcmdsv:mercEndBurst+0x70 /apps/intadm/wtx/v82/libs/libcoreapi.so:RunInstance+0x2c1c /apps/intadm/wtx/v82/libs/libcoreapi.so:RunMercMap+0x400 /apps/intadm/wtx/v82/bin/dtxcmdsv:RunAllMaps+0x111c /apps/intadm/wtx/v82/bin/dtxcmdsv:RunMap+0x1110 /apps/intadm/wtx/v82/bin/dtxcmdsv:DoRunExit+0xab0 /apps/intadm/wtx/v82/bin/dtxcmdsv:MercExitProc+0x57c /apps/intadm/wtx/v82/libs/libcoreapi.so:CallExitProc+0xf50 /apps/intadm/wtx/v82/libs/libcoreapi.so:FindOperand+0x2c30 /apps/intadm/wtx/v82/libs/libcoreapi.so:FindOperand+0x5e80 /apps/intadm/wtx/v82/libs/libcoreapi.so:ExecuteMapRule+0x534 /apps/intadm/wtx/v82/libs/libcoreapi.so:ExecuteMap+0x375c /apps/intadm/wtx/v82/libs/libcoreapi.so:RunInstance+0x1844 /apps/intadm/wtx/v82/libs/libcoreapi.so:PerformMapping+0x468 /apps/intadm/wtx/v82/bin/dtxcmdsv:RunAllMaps+0x106c /apps/intadm/wtx/v82/bin/dtxcmdsv:main+0x113c /apps/intadm/wtx/v82/bin/dtxcmdsv:_start+0x108 SunOS -> stack trace end + uname -a + echo OS=SunOS intqa 5.10 Generic_138888-03 sun4v sparc SUNW,SPARC-Enterprise-T5220 OS=SunOS intqa 5.10 Generic_138888-03 sun4v sparc SUNW,SPARC-Enterprise-T5220 + date + echo DATE = Thu Apr 9 13:21:54 EDT 2009 DATE = Thu Apr 9 13:21:54 EDT 2009 + echo PID = 17059 PID = 17059 + echo THREAD = 1 THREAD = 1 + echo \nSystem limits report
Local fix
WTX00030358
Problem summary
This is a memory corruption problem caused by double PW command in the DB adapter command line. WTX cmd server/launcher might crash with the stack trace as: SunOS -> inside stack trace Received signal: 11 /apps/intadm/wtx/v82/bin/dtxcmdsv:mercStackTrace+0x2cc /apps/intadm/wtx/v82/bin/dtxcmdsv:mercExceptHandler+0x274 /apps/intadm/wtx/v82/bin/dtxcmdsv:sigSegvHandler+0xb0 /lib/libc.so.1:_thr_slot_offset+0x598 /lib/libc.so.1:sema_post+0x5fc /lib/libc.so.1:sema_post+0x7d0 ??:0x64c5f9d8 /lib/libc.so.1:free+0xe8 /lib/libc.so.1:free+0x24 /apps/intadm/wtx/v82/libs/libdstxicu.so:__1c2k6Fpv_v_+0x4 /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cMCMpiProperty2T5B6M_v _+0x3c /apps/intadm/wtx/v82/libs/libdstxicu.so:__1cG__CrunKvector_del6F pvIpF1_v_1_+0x3c /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cPCMpiPropertySet2T5B6 M_v_+0x34 /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cPmpi_fini_mercpi6F_v_ +0x14a0 /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cPmpi_fini_mercpi6F_v_ +0x4ec /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cKCMpiObject2T5B6M_v_+ 0x28 /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cPmpi_fini_mercpi6F_v_ +0x194 /apps/intadm/wtx/v82/libs/libdstxpi.so:mpiObjectDestroy+0x60 /apps/intadm/wtx/v82/libs/libdbutil.so:DBDestroyAdapterInstance+ 0xac /apps/intadm/wtx/v82/libs/libmercrmgr.so:RMIsOldAdapter+0xf08 /apps/intadm/wtx/v82/libs/libmercrmgr.so:AdapterDestroyAdaptInst ance+0x20 /apps/intadm/wtx/v82/libs/libmercrmgr.so:RMDestroyAdapterObject+ 0x44 /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cICMpiCard2T6M_v_+0xe0 /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cQmpi_fini_mercpim6F_v _+0xdc0 /apps/intadm/wtx/v82/libs/libdstxpi.so:__1cHCMpiMapKDetachCard6M rnICMpiCard__v_+0x28 /apps/intadm/wtx/v82/libs/libdstxpi.so:mpiMapDetachCard+0xb8 /apps/intadm/wtx/v82/bin/dtxcmdsv:DoCleanup+0x460 /apps/intadm/wtx/v82/bin/dtxcmdsv:mercEndBurst+0x70 /apps/intadm/wtx/v82/libs/libcoreapi.so:RunInstance+0x2c1c /apps/intadm/wtx/v82/libs/libcoreapi.so:RunMercMap+0x400 /apps/intadm/wtx/v82/bin/dtxcmdsv:RunAllMaps+0x111c /apps/intadm/wtx/v82/bin/dtxcmdsv:RunMap+0x1110 /apps/intadm/wtx/v82/bin/dtxcmdsv:DoRunExit+0xab0 /apps/intadm/wtx/v82/bin/dtxcmdsv:MercExitProc+0x57c /apps/intadm/wtx/v82/libs/libcoreapi.so:CallExitProc+0xf50 /apps/intadm/wtx/v82/libs/libcoreapi.so:FindOperand+0x2c30 /apps/intadm/wtx/v82/libs/libcoreapi.so:FindOperand+0x5e80 /apps/intadm/wtx/v82/libs/libcoreapi.so:ExecuteMapRule+0x534 /apps/intadm/wtx/v82/libs/libcoreapi.so:ExecuteMap+0x375c /apps/intadm/wtx/v82/libs/libcoreapi.so:RunInstance+0x1844 /apps/intadm/wtx/v82/libs/libcoreapi.so:PerformMapping+0x468 /apps/intadm/wtx/v82/bin/dtxcmdsv:RunAllMaps+0x106c /apps/intadm/wtx/v82/bin/dtxcmdsv:main+0x113c /apps/intadm/wtx/v82/bin/dtxcmdsv:_start+0x108 SunOS -> stack trace end
Problem conclusion
Whenever multiple copies of the same command line option exist in a "DBLookup" or "DBQuery" mapping function, the possibility of memory corruption no longer exists when the value of the last duplicated command option exceeds the size of the first duplicated option. Before this fix, the memory corruption would occur with a command line that contained a sequence as such, " -PW 123 -PW 1234". Since the length of the last option's value (e.g. "1234") exceeds the length of the first (e.g. "123"), memory corruption would occur if this fix was not applied.
Temporary fix
Comments
APAR Information
APAR number
PK85882
Reported component name
WSTX
Reported component ID
5724M4000
Reported release
820
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2009-05-04
Closed date
2009-06-10
Last modified date
2009-06-10
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
WSTX
Fixed component ID
5724M4000
Applicable component levels
R810 PSY
UP
R820 PSY
UP
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Document Information
Modified date:
10 June 2009