|
Problem IC87879
|
Status: Closed |
DB2 CONNECT GATEWAY INSTANCE MAY CRASH DUE TO MEMORY CORRUPTION AT SQLJRPROCESSSETI() |
| product: |
DB2 CONNECT / DB2CONNCT / A10 - DB2 |
| Problem description: |
DB2 Connect gateway may crash when a JCC application from DB2
Client sends incorrect CLIENT ACCTNG value with length more than
256 characters.
<StackTrace>
-----FUNC-ADDR---- ------FUNCTION + OFFSET------
0x0000020004D1FE8E ossDumpStackTrace + 0x00d6
(/dbc/home/dbcsib01/sqllib/lib64/libdb2osse.so.1)
0x0000020004D1B67E _ZN11OSSTrapFile4dumpEmiP7siginfoPv + 0x00c2
(/dbc/home/dbcsib01/sqllib/lib64/libdb2osse.so.1)
0x0000020001F70486 sqlo_trce + 0x066e
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x0000020002006364 sqloEDUCodeTrapHandler + 0x0134
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x000002001F409DF0 address: 0x2001f409df0
0x0000020001FD227E sqloCrashOnCriticalMemoryValidationFailure +
0x002e
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x0000020001FE91FE
_ZN13SQLO_MEM_POOL32diagnoseMemoryCorruptionAndCrashEmPKc +
0x01f6
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x0000020001FE74D6
_ZN13SQLO_MEM_POOL10MemTreePutEP8SMemNodemP17SqloChunkSubgroup +
0x021e
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x0000020001FD4FF6 sqlofmblkEx + 0x07aa
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x000002000118031A
_Z16sqljrProcessSetiP14db2UCinterface13SQLJRSETITYPE + 0x023a
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x000002000117FF50 _Z19sqljrPreProcessSetiP14db2UCinterface +
0x0330
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x00000200011853B2
_Z18sqljrPreProcessSQLP13sqljrDrdaArCbP14db2UCinterface13sqljrRq
stTypeb + 0x03aa
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x0000020001154174 _Z20sqljrDrdaArExcSqlSetP14db2UCinterface +
0x0358
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x00000200011C0EA4
_Z19sqljs_ddm_excsqlsetP14db2UCinterfaceP13sqljDDMObject +
0x1540
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x0000020001196F76
_Z21sqljsParseRdbAccessedP13sqljsDrdaAsCbP13sqljDDMObjectP14db2U
Cinterface + 0x0242
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x000002000119633A
_Z10sqljsParseP13sqljsDrdaAsCbP14db2UCinterface + 0x0246
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x000002000118E172 address: 0x000002000118E172 ; dladdress:
0x000002000000D000 ; offset in lib: 0x0000000001181172 ;
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x0000020001192AE0 _Z17sqljsDrdaAsDriverP18SQLCC_INITSTRUCT_T +
0x0380
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x0000020000F2EDB6 _ZN8sqeAgent6RunEDUEv + 0x014e
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x0000020002EB67AC _ZN9sqzEDUObj9EDUDriverEv + 0x0198
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x0000020002EB67C6 _Z10sqlzRunEDUPcj + 0x0016
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x0000020002006E42 sqloEDUEntry + 0x034a
(/dbc/home/dbcsib01/sqllib/lib64/libdb2e.so.1)
0x0000004D2FE14974 address: 0x0000004D2FE14974 ; dladdress:
0x0000004D2FE0D000 ; offset in lib: 0x0000000000007974 ;
(/lib64/libpthread.so.0)
0x0000004D2FCD3D96 address: 0x0000004D2FCD3D96 ; dladdress:
0x0000004D2FBE2000 ; offset in lib: 0x00000000000F1D96 ;
(/lib64/libc.so.6)
</StackTrace>
DB2diag.log has:
2012-05-19-15.09.16.873630-240 E24739564A1118 LEVEL: Warning
PID : 3961 TID : 2199342016848PROC :
db2sysc
INSTANCE: db2inst1 NODE : 000 DB : DSNDB2
APPHDL : 0-52823
AUTHID : db2inst1
EDUID : 27 EDUNAME: db2agentg (DSNDB2 )
FUNCTION: DB2 UDB, DRDA Application Requester,
sqljrParseSetSqlEnvReply, probe:900
MESSAGE : ADM2506W While an application was attempting to issue
a deferred SET
statement, the server returned a non-zero sqlcode. The
sqlcode is
"-725". Check your application, and validate the
deferred SET
statement.
DATA #1 : SQLCA, PD_DB2_TYPE_SQLCA, 136 bytes
sqlcaid : SQLCA sqlcabc: 136 sqlcode: -725 sqlerrml: 21
sqlerrmc: CLIENT ACCTNG DSNDB2
sqlerrp : DSNLXENV
sqlerrd : (1) 0xFFFFFF92 (2) 0x00000000 (3)
0x00000000
(4) 0xFFFFFFFF (5) 0x00000000 (6)
0x00000000
sqlwarn : (1) (2) (3) (4) (5) (6)
(7) (8) (9) (10) (11)
sqlstate: 42721 |
| Problem Summary: |
****************************************************************
* USERS AFFECTED: *
* All DB2 on LUW V10 users. *
****************************************************************
* PROBLEM DESCRIPTION: *
* See Error Description *
****************************************************************
* RECOMMENDATION: *
* Upgrade to DB2 V10 Fix Pack 2. *
**************************************************************** |
| Local Fix: |
Modify the application to set the CLIENT ACCTNG value to less
than 256 characters. |
| available fix packs: |
DB2 Version 10.1 Fix Pack 2 for Linux, UNIX, and Windows
DB2 Version 10.1 Fix Pack 3 for Linux, UNIX, and Windows
DB2 Version 10.1 Fix Pack 4 for Linux, UNIX, and Windows
DB2 Version 10.1 Fix Pack 3a for Linux, UNIX, and Windows
DB2 Version 10.1 Fix Pack 6 for Linux, UNIX, and Windows
|
| Solution |
First fixed in V10 Fix Pack 2. |
| Workaround |
not known / see Local fix |
| Timestamps |
Date - problem reported :
Date - problem closed :
Date - last modified :
| 04.11.2012
11.01.2013
11.01.2013 |
| Problem solved at the following versions (IBM BugInfos) |
|
| Problem solved according to the fixlist(s) of the following version(s) |
| 10.1.0.2
|
 |
| 10.5.0.2
|
|
