Thursday, October 13, 2011

ORA-07445: exception encountered: core dump [€] [SIGSEGV] [unknown code] [0x3A000000020] [] []

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Problem: ORA-07445: exception encountered: core dump [€] [SIGSEGV] [unknown code] [0x3A000000020] [] []




Log files:
Alert.log
-----------
ORA-07445: exception encountered: core dump [€] [SIGSEGV] [unknown code] [0x3A000000020] [] []
Thu Aug 12 09:28:56 2010
PMON failed to acquire latch, see PMON dump
Thu Aug 12 09:29:01 2010
Errors in file /u03/app/oracle/admin/qntmp/udump/qntmp_ora_16329.trc:
ORA-07445: exception encountered: core dump [€] [SIGSEGV] [unknown code] [0x3A000000020] [] []

Trace file
------------
ksedmp: internal or fatal error
ORA-07445: exception encountered: core dump [] [SIGSEGV] [unknown code] [0x000001004] [] []
ORA-07445: exception encountered: core dump [] [SIGSEGV] [unknown code] [0x3A000000020] [] []
----- Call Stack Trace -----

ksedst <- ksedmp <- ssexhd <- sigreturn <- kgscDump <- kxsDumpCursors <- curdmp <- ksedmp <- ssexhd <- sigreturn <- kghimkdmp <- kghidmp_new <- kghidmp <- kgherror <- kghfru_internal <- 028 <- kghfru <- kghfex <- kghfrx <- kghfrunp <- kghfnd <- kghalo <- ksp_param_handle_al <- loc <- kspcrec <- loc <- ksucre <- ksucresg <- kpolna <- kpogsk <- opiodr <- ttcpip <- opitsk <- opiino <- opiodr <- opidrv <- sou2o <- opimai_real <- main <- $START$ Solution:


This bug is fixed on 10.2.0.4 patchset or you can apply only patch 5476873

10.2.0.4 patchset
---------------------------
To implement the solution, please execute the following steps:
1) Please download and review the readme for Patch.6810189.
2) Please apply Patch.6810189 in a test environment.
3) Please retest the issue.
4) If the issue is resolved, please migrate the solution as appropriate to other environments.

patch 5476873
----------------------
To implement the solution, please execute the following steps:
1) Please download and review the readme for Patch.5476873.
2) Please apply Patch.5476873 in a test environment.
3) Please retest the issue.
4) If the issue is resolved, please migrate the solution as appropriate to other environments.



References:

BUG 5476873 INSTANCE CRASH DUE TO PMON HITTING ORA-601 AND ORA-600[KSUDLP1]
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