DB2 - Problem description
Problem IT26772 | Status: Closed |
DB2 SEGV IN DB2HADRP THREAD WHEN COPYING HADR REMOTE HOST TCPIP HANDLE STRING | |
product: | |
DB2 FOR LUW / DB2FORLUW / B10 - 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 Db2 11.1 Mod 4 Fixpack 4 or higher * **************************************************************** | |
Local Fix: | |
Solution | |
Workaround | |
not known / see Local fix | |
BUG-Tracking | |
forerunner : IT26445 follow-up : | |
Timestamps | |
Date - problem reported : Date - problem closed : Date - last modified : | 27.10.2018 27.11.2018 27.11.2018 |
Problem solved at the following versions (IBM BugInfos) | |
Problem solved according to the fixlist(s) of the following version(s) |