|
Problem IT26445
|
Status: Closed |
DB2 SEGV IN DB2HADRP THREAD WHEN COPYING HADR REMOTE HOST TCPIP HANDLE STRING
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| product: |
DB2 FOR LUW / DB2FORLUW / A50 - DB2 |
| Problem description: |
After a takeover by the HADR standby, as it is becoming the
primary, the db2hadrp thread can hit a signal 11 segmentation
violation while copying the remote host tcpip handle string.
A stack trace like the following is produced by the segv:
-----FUNC-ADDR---- ------FUNCTION + OFFSET------
0x00007FFFEBA8F465
_Z25ossDumpStackTraceInternalmR11OSSTrapFileiP7siginfoPvmm +
0x0385
(/home/db2inst1/sqllib/lib64/libdb2osse.so.1)
0x00007FFFEBA8F06C ossDumpStackTraceV98 + 0x002c
(/home/db2inst1/sqllib/lib64/libdb2osse.so.1)
0x00007FFFEBA8B10D _ZN11OSSTrapFile6dumpExEmiP7siginfoPvm +
0x00fd
(/home/db2inst1/sqllib/lib64/libdb2osse.so.1)
0x00007FFFF2147A04 sqlo_trce + 0x0404
(/home/db2inst1/sqllib/lib64/libdb2e.so.1)
0x00007FFFF21D1A39 sqloEDUCodeTrapHandler + 0x02b9
(/home/db2inst1/sqllib/lib64/libdb2e.so.1)
0x00000038CC00F7E0 address: 0x00000038CC00F7E0 ; dladdress:
0x00000038CC000000 ; offset in lib: 0x000000000000F7E0 ;
(/lib64/libpthread.so.0)
0x0000000000425704 __intel_ssse3_rep_memcpy + 0x0124
(db2sysc 1)
0x00007FFFF0BC7D93 _Z18hdrSendRedirectMsgP8HDR_DBCB + 0x05a3
(/home/db2inst1/sqllib/lib64/libdb2e.so.1)
0x00007FFFF0BA9199 _ZN6hdrEdu7hdrEduPEbPm + 0x0db9
(/home/db2inst1/sqllib/lib64/libdb2e.so.1)
0x00007FFFF0BB22BC _ZN6hdrEdu11hdrEduEntryEv + 0x0ddc
(/home/db2inst1/sqllib/lib64/libdb2e.so.1)
0x00007FFFF0BB6A27 _ZN6hdrEdu6RunEDUEv + 0x0027
(/home/db2inst1/sqllib/lib64/libdb2e.so.1)
0x00007FFFF09E5CB7 _ZN9sqzEDUObj9EDUDriverEv + 0x00f7
(/home/db2inst1/sqllib/lib64/libdb2e.so.1)
0x00007FFFF017CC73 sqloEDUEntry + 0x0303
(/home/db2inst1/sqllib/lib64/libdb2e.so.1)
0x00000038CC007AA1 address: 0x00000038CC007AA1 ; dladdress:
0x00000038CC000000 ; offset in lib: 0x0000000000007AA1 ;
(/lib64/libpthread.so.0)
0x00000038CBCE8BCD clone + 0x006d
(/lib64/libc.so.6) |
| Problem Summary: |
****************************************************************
* USERS AFFECTED: *
* ALL *
****************************************************************
* PROBLEM DESCRIPTION: *
* See Error Description *
****************************************************************
* RECOMMENDATION: *
* Upgrade to release inclusive of this fix. Refer to SYSROUTE *
* APAR. *
**************************************************************** |
| Local Fix: |
|
| Solution |
|
| Workaround |
not known / see Local fix |
| BUG-Tracking |
forerunner :
follow-up : IT26772 |
| Timestamps |
Date - problem reported :
Date - problem closed :
Date - last modified :
| 27.09.2018
29.10.2018
29.10.2018 |
| Problem solved at the following versions (IBM BugInfos) |
|
| Problem solved according to the fixlist(s) of the following version(s) |
