Ora-00600: Internal Error Code, Arguments:  during rman backup
(Doc ID 1424478.1)
Last updated on APRIL 03, 2020
Applies to:Oracle Database - Enterprise Edition - Version 22.214.171.124 to 126.96.36.199.0 [Release 11.1 to 11.2]
Information in this document applies to any platform.
The following errors were observed in the alert log of the database.
The rman incremental backups were running at that time. The rman incremental backups failed.
Error in alert.log
ORA-07445: exception encountered: core dump [_ZN20DccVsLanFreeProtocol21ListenOnServerInboundEv()+245] [SIGSEGV] [ADDR:0x0] [PC:0x2AB5F316CDD5] [Address not mapped to object] 
The rman incremental backups failed with the following errors:
channel t1: starting incremental level 1 datafile backup set
channel t1: specifying datafile(s) in backup set
input datafile file number=00014 name=+<PATH>/datafile/<FILE_NAME>.300.729999427
input datafile file number=00008 name=+<PATH>/datafile/<FILE_NAME>.292.711039061
input datafile file number=00006 name=+<PATH>/datafile/<FILE_NAME>.290.705690109
input datafile file number=00010 name=+<PATH>/datafile/<FILE_NAME>.295.729999321
input datafile file number=00005 name=+<PATH>/datafile/<FILE_NAME>.268.705335759
input datafile file number=00016 name=+<PATH>/datafile/<FILE_NAME>.276.775587485
channel t1: starting piece 1 at 26-FEB-12
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-03009: failure of backup command on t1 channel at 02/26/2012 02:56:13
RMAN-10038: database session for channel t1 terminated unexpectedly
Nothing was changed on the database
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