Messages log has ext4 errors logged before OS went into hung state

Solution Unverified - Updated -

Issue

System was upgraded from RHEL 6.2 to RHEL 6.4. Soon after restarting the following was seen in /var/log/messages

Jul 23 16:55:46 hostname1 kernel: EXT4-fs error (device dm-22): ext4_mb_free_metadata: Double free of blocks 0 (0 32768)
...
Jul 23 16:57:37 hostname1 kernel: [<ffffffffa02b8b85>] ? ext4_read_block_bitmap+0x135/0x390 [ext4]
Jul 23 16:57:37 hostname1 kernel: [<ffffffffa02eb9fc>] ? ext4_free_blocks+0x1ac/0x900 [ext4]

Environment

  • Red Hat Enterprise Linux 6.4
  • kernel: Linux version 2.6.32-358.11.1.el6.x86_64

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