RHEL 6.3 system panics in lockd - NULL pointer dereference

Solution Verified - Updated -

Issue

  • two system panics on same system, command is "lockd"
BUG: unable to handle kernel NULL pointer dereference at 0000000000000098
IP: [<ffffffffa03ca861>] nlmsvc_unlink_block+0x31/0xb0 [lockd]

Environment

  • Red Hat Enterprise Linux (RHEL) 6.3
  • NFS 2 or 3 with file locking

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