System crashed with 'hald-addon-stor:xxx blocked for more than 120 seconds' error messages

Solution Unverified - Updated -

Issue

  • The system crashed with following error messages on console, need RCA:

    INFO: task hald-addon-stor:2100 blocked for more than 120 seconds.
    "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
    hald-addon-st D 0000000000000000 
    ata2: soft resetting link
        0  2100   2054 0x00000000
     ffff88023923fc18 0000000000000086 ffff88023923ff48 000000013923fd48
     0000000000000000 000000008125d900 ffffffff811972f0 0000000000000019
     ffff8802376e6638 ffff88023923ffd8 000000000000fb88 ffff8802376e6638
    Call Trace:
     [<ffffffff811972f0>] ? __pollwait+0x0/0xf0
     [<ffffffff8126555d>] ? get_disk+0x7d/0xf0
     [<ffffffff8119ac87>] ? __d_lookup+0xa7/0x150
     [<ffffffff8150f3de>] __mutex_lock_slowpath+0x13e/0x180
     [<ffffffff81265040>] ? exact_match+0x0/0x10
     [<ffffffff8150f27b>] mutex_lock+0x2b/0x50
     [<ffffffff811bcd03>] __blkdev_get+0x73/0x3b0
     [<ffffffff811bd060>] ? blkdev_open+0x0/0xc0
     [<ffffffff811bd050>] blkdev_get+0x10/0x20
     [<ffffffff811bd0d1>] blkdev_open+0x71/0xc0
     [<ffffffff8117e24a>] __dentry_open+0x10a/0x360
     [<ffffffff8121ce4f>] ? security_inode_permission+0x1f/0x30
     [<ffffffff8117e5b4>] nameidata_to_filp+0x54/0x70
     [<ffffffff81192fd0>] do_filp_open+0x6d0/0xdc0
     [<ffffffff811a1c00>] ? mntput_no_expire+0x30/0x110
     [<ffffffff8119f682>] ? alloc_fd+0x92/0x160
     [<ffffffff8117dff9>] do_sys_open+0x69/0x140
     [<ffffffff8117e110>] sys_open+0x20/0x30
     [<ffffffff8100b072>] system_call_fastpath+0x16/0x1b
    Kernel panic - not syncing: hung_task: blocked tasks
    [...]
    

Environment

  • Red Hat Enterprise Linux 6
  • VMware guest
  • VMware virtual cd-rom

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