DB2 FOR LUW / DB2FORLUW / A50 - DB2

HADR STANDBY MAY CRASH SUDDENLY with below symptoms : 
 
Error seen in trap: Signal #11 (SIGSEGV): si_addr is 
0x0000000000000000, si_code is 0x00000033 (SEGV_ACCERR:Invalid 
permissions for mapped object.) 
 
Stacks: 
-------Frame------ ------Function + Offset------ 
0x090000000DF89F0C sqloCrashOnCriticalMemoryValidationFailure + 
0x38 
0x090000000DFA7C08 
diagnoseMemoryCorruptionAndCrash__13SQLO_MEM_POOLFUlCPCcCb + 
0x400 
0x090000000CE95300 
MemTreePut__13SQLO_MEM_POOLFP8SMemNodeUlP17SqloChunkSubgroup + 
0x90 
0x090000000CE9419C sqlofmblkEx + 0x270 
0x090000000AEA565C 
sqlplfrDeleteFromFileTbl__FP12SQLPLFR_DBCBPUiUiUlT4CbT6 + 0x510 
0x090000000AEC546C 
sqlplfrPerformOpenFileTblReclaim__FP12SQLPLFR_DBCBP21SQLPLFR_REQ 
_SCAN_NEXT + 0x330 
0x090000000A9C2744 
sqlplfrFMCloseLog__FP12SQLPLFR_DBCBUiUlbP21SQLPLFR_REQ_SCAN_NEXT 
Cb + 0x3F8 
0x090000000AEC7D88 
sqlplfrFMReadLog__FP12SQLPLFR_DBCBP21SQLPLFR_REQ_SCAN_NEXTP17SQL 
PLFR_SCAN_DATA + 0xB64 
0x090000000BDFAF50 RunEDU__9sqpLfrEduFv + 0x14A4 
 
 
Diaglog: 
 
2015-02-06-17.36.05.382058-300 I2989961A597         LEVEL: 
Warning 
PID     : 15335598             TID : 24420          PROC : 
db2sysc 0 
INSTANCE: inst01             NODE : 000           DB   : SAMPLE 
HOSTNAME: hostid 
EDUID   : 24420                EDUNAME: db2hadrs.0.0 (SAMPLE) 0 
FUNCTION: DB2 UDB, High Availability Disaster Recovery, 
hdrEdu::hdrEduS, probe:20755 
MESSAGE : ZRC=0x87800148=-2021654200=HDR_ZRC_BAD_LOG 
          "HADR standby found bad log" 
DATA #1 : String, 99 bytes 
HADR standby error handling: will close connection to primary, 
then reconnect, and perform a retry. 
 
2015-02-06-17.36.05.386236-300 E2992580A905         LEVEL: 
Critical 
PID     : 15335598             TID : 19537          PROC : 
db2sysc 0 
INSTANCE: inst01             NODE : 000           DB   : SAMPLE 
HOSTNAME: hostid 
EDUID   : 19537                EDUNAME: db2lfr.0 (SAMPLE) 0 
FUNCTION: DB2 UDB, SQO Memory Management, 
sqloDiagnoseFreeBlockFailure, probe:10 
MESSAGE : ADM14001C  An unexpected and critical error has 
occurred: "Panic". 
          The instance may have been shutdown as a result. 
"Automatic" FODC 
          (First Occurrence Data Capture) has been invoked and 
diagnostic 
          information has been recorded in directory 
 
"/db2area/inst01/db2dump/FODC_Panic_2015-02-06-17.36.05.385563_0 
000 
          /". Please look in this directory for detailed 
evidence about what 
          happened and contact IBM support if necessary to 
diagnose the 
          problem. 
 
2015-02-06-17.36.05.393213-300 E2993486A1643        LEVEL: 
Severe 
PID     : 15335598             TID : 19537          PROC : 
db2sysc 0 
INSTANCE: inst01             NODE : 000           DB   : SAMPLE 
HOSTNAME: hostid 
EDUID   : 19537                EDUNAME: db2lfr.0 (SAMPLE) 0 
FUNCTION: DB2 UDB, SQO Memory Management, 
sqloDiagnoseFreeBlockFailure, probe:999 
MESSAGE : Memory validation failure, diagnostic file dumped. 
DATA #1 : String, 28 bytes 
Corrupt pool free tree node. 
DATA #2 : File name, 34 bytes 
15335598.19537.mem_diagnostics.txt 
CALLSTCK: (Static functions may not be resolved correctly, as 
they are resolved to the nearest symbol) 
  [0] 0x090000000DFA7C00 
diagnoseMemoryCorruptionAndCrash__13SQLO_MEM_POOLFUlCPCcCb + 
0x3F8 
  [1] 0x090000000CE95300 
MemTreePut__13SQLO_MEM_POOLFP8SMemNodeUlP17SqloChunkSubgroup + 
0x90 
  [2] 0x090000000CE9419C sqlofmblkEx + 0x270 
  [3] 0x090000000AEA565C 
sqlplfrDeleteFromFileTbl__FP12SQLPLFR_DBCBPUiUiUlT4CbT6 + 0x510 
  [4] 0x090000000AEC546C 
sqlplfrPerformOpenFileTblReclaim__FP12SQLPLFR_DBCBP21SQLPLFR_REQ 
_SCAN_NEXT + 0x330 
  [5] 0x090000000A9C2744 
sqlplfrFMCloseLog__FP12SQLPLFR_DBCBUiUlbP21SQLPLFR_REQ_SCAN_NEXT 
Cb + 0x3F8 
  [6] 0x090000000AEC7D88 
sqlplfrFMReadLog__FP12SQLPLFR_DBCBP21SQLPLFR_REQ_SCAN_NEXTP17SQL 
PLFR_SCAN_DATA + 0xB64 
  [7] 0x090000000BDFAF50 RunEDU__9sqpLfrEduFv + 0x14A4 
  [8] 0x090000000BDC2AAC RunEDU__9sqpLfrEduFv + 0x7E4 
  [9] 0x0000000000000000 ?unknown + 0x0 
  [10] 0x090000000CF4C520 EDUDriver__9sqzEDUObjFv + 0x3C0 
  [11] 0x090000000BEFB440 sqloEDUEntry + 0x38C 
  [12] 0x090000000080CD30 _pthread_body + 0xF0 
  [13] 0xFFFFFFFFFFFFFFFC ?unknown + 0xFFFFFFFF 
 
Errpt has below stack information: 
ADDITIONAL INFORMATION 
sqloCrash 38 
sqloCrash 10 
diagnoseM 404 
MemTreePu 94 
sqlofmblk 274 
sqlplfrDe 514 
sqlplfrPe 334 
sqlplfrFM 3FC 
sqlplfrFM B68 
RunEDU__9 14A8 
RunEDU__9 7E8 
?? 
EDUDriver 3C4 
sqloEDUEn 390 
_pthread_ F4 
??

**************************************************************** 
* USERS AFFECTED:                                              * 
* ALL                                                          * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* See Error Description                                        * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* See SYSROUTE APARs to see where this APAR is addressed       * 
****************************************************************

DB2 Version 11.1 Mod1 Fix Pack1 iFix001 for Linux, UNIX, and Windows
 DB2 Version 11.1 Mod 2 Fix Pack 2 for Linux, UNIX, and Windows
 Db2 Version 11.1 Mod2 Fix Pack2 iFix001 for Linux, UNIX, and Windows
 

not known / see Local fix

Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :

16.03.2015
09.05.2017
09.05.2017