ORA-7445 [Qkxrpxformkcc()+197] after Applying Patch 7456731
(Doc ID 1139183.1)
Last updated on OCTOBER 10, 2019
Applies to:
Oracle Database - Enterprise Edition - Version 10.2.0.4 and laterInformation in this document applies to any platform.
Symptoms
After applying the patch for bug:7456731 several core dumps under qkxrPXformKcc() in different processes are seen, eg.:
ORA-07445: exception encountered: core dump [qkxrPXformKcc()+197] [SIGSEGV] [unknown code] [0x000000000] [] []
The current SQL statement from the crashes session shows that ORA_ROWSCN is used.
Other possible symptoms are:
ORA-7445 [qkexrFindMatching()+56]
ORA-600 [qkexrFindMatching1]
Call stacks will look similar to:
... qkxrPXformKcc qkxrDo qkexrXformOpn_Col qkexrXformOpn_Sys qkexrXformOpn
qkxrXformRwo qertbIAllocate qertbAllocate qknRwsAllocateTree qknDoRwsAllocate
qkaTraverseQknDescendents qkaTraverseQkn qkadrv2Post qkadrv2 opitca ...
qkxrXformRwo qertbIAllocate qertbAllocate qknRwsAllocateTree qknDoRwsAllocate
qkaTraverseQknDescendents qkaTraverseQkn qkadrv2Post qkadrv2 opitca ...
or
... qkexrFindMatching qkexrXformOpn qkexrXformOpn_Col qkexrXformOpn_Sys
qkexrXformOpn qkxrXformRwo qertbIAllocate qertbAllocate qknRwsAllocateTree
qknDoRwsAllocate qkaTraverseQknDescendents qkaTraverseQkn qkadrv2Post qkadrv2
opitca ...
qkexrXformOpn qkxrXformRwo qertbIAllocate qertbAllocate qknRwsAllocateTree
qknDoRwsAllocate qkaTraverseQknDescendents qkaTraverseQkn qkadrv2Post qkadrv2
opitca ...
Changes
<Patch:7456731> was recently applied
Cause
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In this Document
Symptoms |
Changes |
Cause |
Solution |
References |