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DB2 - Problem description

Problem IC62600 Status: Closed

When issuing db2start, db2sysc may trap if a NULL handle is accessed

product:
DB2 FOR LUW / DB2FORLUW / 950 - DB2
Problem description:
When issuing db2start, db2sysc may trap if a NULL handle is 
accessed. Call stack might look like below, 
-----FUNC-ADDR---- ------FUNCTION + OFFSET------ 
0x00002AADB3A48F07 ossDumpStackTraceEx + 0x01f7 
 
(/opt/IBM/db2/lib/libdb2osse.so.1) 
0x00002AADB3A449DA _ZN11OSSTrapFile6dumpExEmiP7siginfoPvm + 
0x00b4 
 
(/opt/IBM/db2/lib/libdb2osse.so.1) 
0x00002AADB3A44AA1 _ZN11OSSTrapFile4dumpEmiP7siginfoPv + 0x0009 
 
(/opt/IBM/db2/lib/libdb2osse.so.1) 
0x00002AADAFEAA1E9 sqlo_trce + 0x0425 
 
(/opt/IBM/db2/lib/libdb2e.so.1) 
0x00002AADAFEEC34A sqloEDUCodeTrapHandler + 0x0138 
 
(/opt/IBM/db2/lib/libdb2e.so.1) 
0x00002AADAD682C10 address: 0x00002AADAD682C10 ; dladdress: 
0x00002AADAD675000 ; offset in lib: 0x000000000000DC10 ; 
      (/lib64/libpthread.so.0) 
0x00002AADB435A00D fgets + 0x002d 
      (/lib64/libc.so.6) 
0x00002AADAFED2BF6 sqloPRegProfileRemoveOld + 0x02ea 
 
(/opt/IBM/db2/lib/libdb2e.so.1) 
0x00002AADAFEEA444 address: 0x00002AADAFEEA444 ; dladdress: 
0x00002AADAD78D000 ; offset in lib: 0x000000000275D444 ; 
 
(/opt/IBM/db2/lib/libdb2e.so.1) 
0x00002AADAEC3BE30 address: 0x00002AADAEC3BE30 ; dladdress: 
0x00002AADAD78D000 ; offset in lib: 0x00000000014AEE30 ; 
 
(/opt/IBM/db2/lib/libdb2e.so.1) 
0x00002AADAEC3A4CF sqloRunInstance + 0x00cb 
 
(/opt/IBM/db2/lib/libdb2e.so.1) 
0x00000000004079B2 DB2main + 0x0a3e 
      (db2sysc) 
0x00002AADAEC3D20D _Z16sqloEDUMainEntryPcj + 0x000f 
 
(/opt/IBM/db2/lib/libdb2e.so.1) 
0x00002AADAEC3E0FB sqloEDUEntry + 0x0827 
 
(/opt/IBM/db2/lib/libdb2e.so.1) 
0x00002AADAD67B143 address: 0x00002AADAD67B143 ; dladdress: 
0x00002AADAD675000 ; offset in lib: 0x0000000000006143 ; 
      (/lib64/libpthread.so.0) 
0x00002AADB43BC74D __clone + 0x006d 
      (/lib64/libc.so.6)
Problem Summary:
**************************************************************** 
* USERS AFFECTED:                                              * 
* DB2 UDB server installed systems                             * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* When issuing db2start, db2sysc may trap if a NULL handle is  * 
* accessed.                                                    * 
*                                                              * 
* Call stack might look like below,                            * 
* -----FUNC-ADDR---- ------FUNCTION + OFFSET------             * 
*                                                              * 
* 0x00002AADB3A48F07 ossDumpStackTraceEx + 0x01f7              * 
*                                                              * 
*                                                              * 
*                                                              * 
* (/opt/IBM/db2/lib/libdb2osse.so.1)                           * 
*                                                              * 
* 0x00002AADB3A449DA _ZN11OSSTrapFile6dumpExEmiP7siginfoPvm +  * 
*                                                              * 
* 0x00b4                                                       * 
*                                                              * 
*                                                              * 
*                                                              * 
* (/opt/IBM/db2/lib/libdb2osse.so.1)                           * 
*                                                              * 
* 0x00002AADB3A44AA1 _ZN11OSSTrapFile4dumpEmiP7siginfoPv +     * 
* 0x0009                                                       * 
*                                                              * 
*                                                              * 
* (/opt/IBM/db2/lib/libdb2osse.so.1)                           * 
*                                                              * 
* 0x00002AADAFEAA1E9 sqlo_trce + 0x0425                        * 
*                                                              * 
*                                                              * 
*                                                              * 
* (/opt/IBM/db2/lib/libdb2e.so.1)                              * 
*                                                              * 
* 0x00002AADAFEEC34A sqloEDUCodeTrapHandler + 0x0138           * 
*                                                              * 
*                                                              * 
*                                                              * 
* (/opt/IBM/db2/lib/libdb2e.so.1)                              * 
*                                                              * 
* 0x00002AADAD682C10 address: 0x00002AADAD682C10 ; dladdress:  * 
*                                                              * 
* 0x00002AADAD675000 ; offset in lib: 0x000000000000DC10 ;     * 
*                                                              * 
*       (/lib64/libpthread.so.0)                               * 
*                                                              * 
* 0x00002AADB435A00D fgets + 0x002d                            * 
*                                                              * 
*       (/lib64/libc.so.6)                                     * 
*                                                              * 
* 0x00002AADAFED2BF6 sqloPRegProfileRemoveOld + 0x02ea         * 
*                                                              * 
*                                                              * 
*                                                              * 
* (/opt/IBM/db2/lib/libdb2e.so.1)                              * 
*                                                              * 
* 0x00002AADAFEEA444 address: 0x00002AADAFEEA444 ; dladdress:  * 
*                                                              * 
* 0x00002AADAD78D000 ; offset in lib: 0x000000000275D444 ;     * 
*                                                              * 
*                                                              * 
*                                                              * 
* (/opt/IBM/db2/lib/libdb2e.so.1)                              * 
*                                                              * 
* 0x00002AADAEC3BE30 address: 0x00002AADAEC3BE30 ; dladdress:  * 
*                                                              * 
* 0x00002AADAD78D000 ; offset in lib: 0x00000000014AEE30 ;     * 
*                                                              * 
*                                                              * 
*                                                              * 
* (/opt/IBM/db2/lib/libdb2e.so.1)                              * 
*                                                              * 
* 0x00002AADAEC3A4CF sqloRunInstance + 0x00cb                  * 
*                                                              * 
*                                                              * 
*                                                              * 
* (/opt/IBM/db2/lib/libdb2e.so.1)                              * 
*                                                              * 
* 0x00000000004079B2 DB2main + 0x0a3e                          * 
*                                                              * 
*       (db2sysc)                                              * 
*                                                              * 
* 0x00002AADAEC3D20D _Z16sqloEDUMainEntryPcj + 0x000f          * 
*                                                              * 
*                                                              * 
*                                                              * 
* (/opt/IBM/db2/lib/libdb2e.so.1)                              * 
*                                                              * 
* 0x00002AADAEC3E0FB sqloEDUEntry + 0x0827                     * 
*                                                              * 
*                                                              * 
*                                                              * 
* (/opt/IBM/db2/lib/libdb2e.so.1)                              * 
*                                                              * 
* 0x00002AADAD67B143 address: 0x00002AADAD67B143 ; dladdress:  * 
*                                                              * 
* 0x00002AADAD675000 ; offset in lib: 0x0000000000006143 ;     * 
*                                                              * 
*       (/lib64/libpthread.so.0)                               * 
*                                                              * 
* 0x00002AADB43BC74D __clone + 0x006d                          * 
*                                                              * 
*       (/lib64/libc.so.6)                                     * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrading to DB2 UDB v95FP5 resolves this issue.             * 
****************************************************************
Local Fix:
No local fix is available.
available fix packs:
DB2 Version 9.5 Fix Pack 5 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 6a for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 7 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 8 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 9 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 10 for Linux, UNIX, and Windows

Solution
First fixed in DB2 UDB v95fp5.
Workaround
not known / see Local fix
BUG-Tracking
forerunner  : APAR is sysrouted TO one or more of the following: IC62720 
follow-up : 
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :
18.08.2009
22.12.2009
22.12.2009
Problem solved at the following versions (IBM BugInfos)
9.5.FP5
Problem solved according to the fixlist(s) of the following version(s)
9.5.0.5 FixList
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