A fix is available
APAR status
Closed as program error.
Error description
getgrent_r causes memory corruption resulting in SIGSEGV when invoked by multiple threads simultaneously.
Local fix
A local fix is to serialize all access to getgrent_r().
Problem summary
**************************************************************** * USERS AFFECTED: * Systems running the 5300-09 Technology Level with the * bos.rte,libc fileset below the 5.3.9.6 level. **************************************************************** * PROBLEM DESCRIPTION: * Applications that make multiple simultaneous calls to * getgrent_r() may crash with SIGSEGV. **************************************************************** * RECOMMENDATION: * Install APAR IZ69194. ****************************************************************
Problem conclusion
The local static that was still being used in the threaded code path, has been completely removed from the threaded code path.
Temporary fix
********* * HIPER * *********
Comments
5300-08 - use AIX APAR IZ70703 5300-09 - use AIX APAR IZ69194 5300-10 - use AIX APAR IZ68763 5300-11 - use AIX APAR IZ68372 5300-12 - use AIX APAR IZ73928 6100-05 - use AIX APAR IZ73931
APAR Information
APAR number
IZ69194
Reported component name
AIX 5.3
Reported component ID
5765G0300
Reported release
530
Status
CLOSED PER
PE
NoPE
HIPER
YesHIPER
Submitted date
2010-02-02
Closed date
2010-03-30
Last modified date
2013-03-28
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
AIX 5.3
Fixed component ID
5765G0300
Applicable component levels
R530 PSY U830250
UP10/05/18 I 1000
PTF to Fileset Mapping
U830250 bos.rte.libc 5.3.9.6
[{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SG11P","label":"APARs - AIX 5.3 environment"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"530","Edition":"","Line of Business":{"code":"","label":""}}]
Document Information
Modified date:
28 March 2013