System panic with message "Bus Unit Error: EV error during data copyback"

Solution In Progress - Updated -

Issue

  • System panic and generated vmcore file and below are logs :
[Hardware Error]: MC2_STATUS[-|CE|-|-|AddrV]: 0x940000000000017a 
[Hardware Error]: Bus Unit Error: EV error during data copyback.
[Hardware Error]: cache level: L2, tx: GEN, mem-tx: EV
[Hardware Error]: Machine check events logged
adbagent[33863]: segfault at 449 ip 0000000000e02308 sp 00000000f1cfeef0 error 4 in libmaverick58.so[a65000+661000]
adbagent[736]: segfault at 449 ip 0000000000a14308 sp 00000000f1bfeef0 error 4 in libmaverick58.so[677000+661000]
BUG: unable to handle kernel paging request at 00000002737298ce

Environment

  • Red Hat Enterprise Linux 6.3
  • HP

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