Re: [BUG] D state process after unplug and umount usb disk

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On Mon, Sep 5, 2011 at 11:01 AM, Dave Young <hidave.darkstar@xxxxxxxxx> wrote:
> On Mon, Sep 5, 2011 at 9:17 AM, Dave Young <hidave.darkstar@xxxxxxxxx> wrote:
>> On Sun, Sep 4, 2011 at 1:50 AM, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote:
>>> (cc linux-usb)
>>>
>>> On Sat, 3 Sep 2011 18:31:11 +0800 Dave Young <hidave.darkstar@xxxxxxxxx> wrote:
>>>
>>>> Hi,
>>>>
>>>> Known issue?
>>>
>>> Not as far as I know.  Kernel version?
>>
>> 3.1-rc4+
>> sorry, I thought dump_stack would print out kernel version
>
> 3.0 no such problem, I will try bisecting this issue.

Unfortunately I'm lost in bisecting, some middle version does not
boot,  and there's other oops happening sometimes.

>
>>
>>>
>>>> Reproduce by:
>>>> mount /dev/sdb2 /mnt/sdb2 -t ext3
>>>> cat /mnt/sdb2/* >/dev/null
>>>> unplug usb disk
>>>> umount -f /mnt/sdb2
>>>>
>>>> dmesg as below:
>>>>
>>>> [ 1440.567271] SysRq : Show Blocked State
>>>> [ 1440.567278]   task                        PC stack   pid father
>>>> [ 1440.567312] cat             D ffff880037a1e378  4296  2381   2310 0x00000004
>>>> [ 1440.567320]  ffff88003cca5838 0000000000000046 ffff88003cca57e8
>>>> ffffffff00000000
>>>> [ 1440.567332]  00000000000134c0 00000000000134c0 00000000000134c0
>>>> ffff880037a1e000
>>>> [ 1440.567339]  00000000000134c0 ffff88003cca5fd8 00000000000134c0
>>>> 00000000000134c0
>>>> [ 1440.567347] Call Trace:
>>>> [ 1440.567357]  [<ffffffff810c0468>] ? lock_page+0x2a/0x2a
>>>> [ 1440.567363]  [<ffffffff815e452d>] io_schedule+0x5e/0x79
>>>> [ 1440.567368]  [<ffffffff810c0471>] sleep_on_page+0x9/0xd
>>>> [ 1440.567373]  [<ffffffff815e4adf>] __wait_on_bit_lock+0x41/0x8a
>>>> [ 1440.567378]  [<ffffffff810c0437>] __lock_page+0x61/0x68
>>>> [ 1440.567384]  [<ffffffff81058739>] ? autoremove_wake_function+0x34/0x34
>>>> [ 1440.567390]  [<ffffffff8102f704>] ? should_resched+0x9/0x29
>>>> [ 1440.567395]  [<ffffffff810c9b0b>] lock_page+0x25/0x29
>>>> [ 1440.567400]  [<ffffffff810ca1ac>] truncate_inode_pages_range+0x2a6/0x32d
>>>> [ 1440.567406]  [<ffffffff810ca240>] truncate_inode_pages+0xd/0xf
>>>> [ 1440.567411]  [<ffffffff811642cf>] ext3_evict_inode+0xc9/0x1d7
>>>> [ 1440.567417]  [<ffffffff8111288e>] evict+0xa3/0x15e
>>>> [ 1440.567422]  [<ffffffff81112b34>] dispose_list+0x3d/0x49
>>>> [ 1440.567426]  [<ffffffff81113475>] evict_inodes+0xf1/0x100
>>>> [ 1440.567431]  [<ffffffff810ffd21>] generic_shutdown_super+0x47/0xc7
>>>> [ 1440.567436]  [<ffffffff810ffdc3>] kill_block_super+0x22/0x65
>>>> [ 1440.567441]  [<ffffffff811000da>] deactivate_locked_super+0x21/0x52
>>>> [ 1440.567445]  [<ffffffff811009ab>] deactivate_super+0x35/0x39
>>>> [ 1440.567452]  [<ffffffff81116395>] mntput_no_expire+0xcb/0xd0
>>>> [ 1440.567457]  [<ffffffff811163bb>] mntput+0x21/0x23
>>>> [ 1440.567461]  [<ffffffff810ff8e7>] fput+0x196/0x1a5
>>>> [ 1440.567467]  [<ffffffff810fc7a1>] filp_close+0x6b/0x76
>>>> [ 1440.567472]  [<ffffffff8103fa8a>] put_files_struct+0x73/0xd1
>>>> [ 1440.567477]  [<ffffffff8103fb7b>] exit_files+0x46/0x4f
>>>> [ 1440.567481]  [<ffffffff8103fe01>] do_exit+0x27d/0x7b3
>>>> [ 1440.567487]  [<ffffffff8104d97f>] ? get_signal_to_deliver+0x81/0x4ac
>>>> [ 1440.567493]  [<ffffffff812e5e27>] ? do_raw_spin_lock+0x6b/0x122
>>>> [ 1440.567497]  [<ffffffff810405c5>] do_group_exit+0x7d/0xa8
>>>> [ 1440.567502]  [<ffffffff8104dd8b>] get_signal_to_deliver+0x48d/0x4ac
>>>> [ 1440.567509]  [<ffffffff81001ea2>] do_signal+0x39/0x600
>>>> [ 1440.567514]  [<ffffffff810fdb37>] ? fsnotify_access+0x5d/0x65
>>>> [ 1440.567519]  [<ffffffff810024a4>] do_notify_resume+0x27/0x69
>>>> [ 1440.567524]  [<ffffffff812e158e>] ? trace_hardirqs_on_thunk+0x3a/0x3f
>>>> [ 1440.567529]  [<ffffffff815ecd63>] int_signal+0x12/0x17
>>>> [ 1440.710163] INFO: task cat:2381 blocked for more than 120 seconds.
>>>> [ 1440.710170] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs"
>>>> disables this message.
>>>> [ 1440.710175] cat             D ffff880037a1e378  4296  2381   2310 0x00000004
>>>> [ 1440.710188]  ffff88003cca5838 0000000000000046 ffff88003cca57e8
>>>> ffffffff00000000
>>>> [ 1440.710201]  00000000000134c0 00000000000134c0 00000000000134c0
>>>> ffff880037a1e000
>>>> [ 1440.710218]  00000000000134c0 ffff88003cca5fd8 00000000000134c0
>>>> 00000000000134c0
>>>> [ 1440.710225] Call Trace:
>>>> [ 1440.710233]  [<ffffffff810c0468>] ? lock_page+0x2a/0x2a
>>>> [ 1440.710239]  [<ffffffff815e452d>] io_schedule+0x5e/0x79
>>>> [ 1440.710244]  [<ffffffff810c0471>] sleep_on_page+0x9/0xd
>>>> [ 1440.710249]  [<ffffffff815e4adf>] __wait_on_bit_lock+0x41/0x8a
>>>> [ 1440.710253]  [<ffffffff810c0437>] __lock_page+0x61/0x68
>>>> [ 1440.710259]  [<ffffffff81058739>] ? autoremove_wake_function+0x34/0x34
>>>> [ 1440.710264]  [<ffffffff8102f704>] ? should_resched+0x9/0x29
>>>> [ 1440.710269]  [<ffffffff810c9b0b>] lock_page+0x25/0x29
>>>> [ 1440.710274]  [<ffffffff810ca1ac>] truncate_inode_pages_range+0x2a6/0x32d
>>>> [ 1440.710279]  [<ffffffff810ca240>] truncate_inode_pages+0xd/0xf
>>>> [ 1440.710284]  [<ffffffff811642cf>] ext3_evict_inode+0xc9/0x1d7
>>>> [ 1440.710289]  [<ffffffff8111288e>] evict+0xa3/0x15e
>>>> [ 1440.710294]  [<ffffffff81112b34>] dispose_list+0x3d/0x49
>>>> [ 1440.710299]  [<ffffffff81113475>] evict_inodes+0xf1/0x100
>>>> [ 1440.710303]  [<ffffffff810ffd21>] generic_shutdown_super+0x47/0xc7
>>>> [ 1440.710308]  [<ffffffff810ffdc3>] kill_block_super+0x22/0x65
>>>> [ 1440.710312]  [<ffffffff811000da>] deactivate_locked_super+0x21/0x52
>>>> [ 1440.710316]  [<ffffffff811009ab>] deactivate_super+0x35/0x39
>>>> [ 1440.710322]  [<ffffffff81116395>] mntput_no_expire+0xcb/0xd0
>>>> [ 1440.710326]  [<ffffffff811163bb>] mntput+0x21/0x23
>>>> [ 1440.710330]  [<ffffffff810ff8e7>] fput+0x196/0x1a5
>>>> [ 1440.710335]  [<ffffffff810fc7a1>] filp_close+0x6b/0x76
>>>> [ 1440.710342]  [<ffffffff8103fa8a>] put_files_struct+0x73/0xd1
>>>> [ 1440.710346]  [<ffffffff8103fb7b>] exit_files+0x46/0x4f
>>>> [ 1440.710350]  [<ffffffff8103fe01>] do_exit+0x27d/0x7b3
>>>> [ 1440.710356]  [<ffffffff8104d97f>] ? get_signal_to_deliver+0x81/0x4ac
>>>> [ 1440.710361]  [<ffffffff812e5e27>] ? do_raw_spin_lock+0x6b/0x122
>>>> [ 1440.710366]  [<ffffffff810405c5>] do_group_exit+0x7d/0xa8
>>>> [ 1440.710371]  [<ffffffff8104dd8b>] get_signal_to_deliver+0x48d/0x4ac
>>>> [ 1440.710376]  [<ffffffff81001ea2>] do_signal+0x39/0x600
>>>> [ 1440.710381]  [<ffffffff810fdb37>] ? fsnotify_access+0x5d/0x65
>>>> [ 1440.710386]  [<ffffffff810024a4>] do_notify_resume+0x27/0x69
>>>> [ 1440.710391]  [<ffffffff812e158e>] ? trace_hardirqs_on_thunk+0x3a/0x3f
>>>> [ 1440.710396]  [<ffffffff815ecd63>] int_signal+0x12/0x17
>>>> [ 1440.710399] INFO: lockdep is turned off.
>>>
>>>
>>
>>
>>
>> --
>> Regards
>> Yang RuiRui
>>
>
>
>
> --
> Regards
> Yang RuiRui
>



-- 
Regards
Yang RuiRui
--
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