Comment 8 for bug 588046

Linux version 2.6.32-25-generic (buildd@yellow) (gcc version 4.4.3 (Ubuntu 4.4.3-4ubuntu5) ) #44-Ubuntu SMP Fri Sep 17 20:05:27 UTC 2010

This is on ext4.

[193727.468533] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[193727.468859] updatedb.mloc D 0000000000000002 0 3898 3892 0x00000000
[193727.468864] ffff8800972379d8 0000000000000082 0000000000015bc0 0000000000015bc0
[193727.468869] ffff88042d6b5f80 ffff880097237fd8 0000000000015bc0 ffff88042d6b5bc0
[193727.468873] 0000000000015bc0 ffff880097237fd8 0000000000015bc0 ffff88042d6b5f80
[193727.468878] Call Trace:
[193727.468887] [<ffffffff8116d010>] ? sync_buffer+0x0/0x50
[193727.468893] [<ffffffff81541557>] io_schedule+0x47/0x70
[193727.468897] [<ffffffff8116d055>] sync_buffer+0x45/0x50
[193727.468901] [<ffffffff81541dbf>] __wait_on_bit+0x5f/0x90
[193727.468905] [<ffffffff8116d010>] ? sync_buffer+0x0/0x50
[193727.468909] [<ffffffff81541e68>] out_of_line_wait_on_bit+0x78/0x90
[193727.468914] [<ffffffff810845c0>] ? wake_bit_function+0x0/0x40
[193727.468918] [<ffffffff8116d006>] __wait_on_buffer+0x26/0x30
[193727.468923] [<ffffffff811e4fea>] ext4_find_entry+0x1ba/0x4c0
[193727.468928] [<ffffffff8154379e>] ? _spin_lock+0xe/0x20
[193727.468931] [<ffffffff8154379e>] ? _spin_lock+0xe/0x20
[193727.468937] [<ffffffff811560a0>] ? d_rehash+0x50/0x60
[193727.468940] [<ffffffff811e533d>] ext4_lookup+0x4d/0x130
[193727.468944] [<ffffffff8114cd32>] real_lookup+0xe2/0x160
[193727.468947] [<ffffffff8114ecd8>] do_lookup+0xb8/0xf0
[193727.468952] [<ffffffff8108be61>] ? in_group_p+0x31/0x40
[193727.468956] [<ffffffff8114f805>] __link_path_walk+0x765/0xf80
[193727.468960] [<ffffffff8115029a>] path_walk+0x6a/0xe0
[193727.468964] [<ffffffff8115046b>] do_path_lookup+0x5b/0xa0
[193727.468968] [<ffffffff81151137>] user_path_at+0x57/0xa0
[193727.468972] [<ffffffff8154379e>] ? _spin_lock+0xe/0x20
[193727.468978] [<ffffffff812b2fe5>] ? _atomic_dec_and_lock+0x55/0x80
[193727.468984] [<ffffffff81147664>] ? cp_new_stat+0xe4/0x100
[193727.468988] [<ffffffff8114788c>] vfs_fstatat+0x3c/0x80
[193727.468992] [<ffffffff8114793e>] vfs_lstat+0x1e/0x20
[193727.468995] [<ffffffff81147964>] sys_newlstat+0x24/0x50