On 2/11/14, 3:08 PM, Dave Chinner wrote:
> On Tue, Feb 11, 2014 at 12:27:07PM -0500, Dave Jones wrote:
>> BUG: sleeping function called from invalid context at mm/mempool.c:203
>> in_atomic(): 0, irqs_disabled(): 1, pid: 27511, name: trinity-c3
>> 5 locks held by trinity-c3/27511:
>> #0: (sb_writers#9){......}, at: [<ffffffff831df3b4>]
>> mnt_want_write+0x24/0x50
>> #1: (&type->i_mutex_dir_key#3){......}, at: [<ffffffff831cced4>]
>> do_last.isra.51+0x294/0x11f0
>> #2: (sb_internal#2){......}, at: [<ffffffffc03225c4>]
>> xfs_trans_alloc+0x24/0x40 [xfs]
>> #3: (&(&ip->i_lock)->mr_lock/1){......}, at: [<ffffffffc036447f>]
>> xfs_ilock+0x16f/0x1b0 [xfs]
>> #4: (&(&ip->i_lock)->mr_lock){......}, at: [<ffffffffc03646d4>]
>> xfs_ilock_nowait+0x184/0x200 [xfs]
>> CPU: 3 PID: 27511 Comm: trinity-c3 Not tainted 3.14.0-rc2+ #111
>> ffffffff83a3fd56 0000000045a3849a ffff88009f368f60 ffffffff8372afea
>> 0000000000000000 ffff88009f368f88 ffffffff8309ddb5 0000000000000010
>> ffff880243566288 0000000000000008 ffff88009f369008 ffffffff831534d3
>> Call Trace:
>> [<ffffffff8372afea>] dump_stack+0x4e/0x7a
>> [<ffffffff8309ddb5>] __might_sleep+0x105/0x150
>> [<ffffffff831534d3>] mempool_alloc+0xa3/0x170
>> [<ffffffff831a955a>] ? deactivate_slab+0x51a/0x590
>> [<ffffffff831f8fd6>] bio_alloc_bioset+0x156/0x210
>> [<ffffffffc0308231>] _xfs_buf_ioapply+0x1c1/0x3c0 [xfs]
>> [<ffffffffc03798f2>] ? xlog_bdstrat+0x22/0x60 [xfs]
>> [<ffffffffc030849b>] xfs_buf_iorequest+0x6b/0xf0 [xfs]
>> [<ffffffffc03798f2>] xlog_bdstrat+0x22/0x60 [xfs]
>> [<ffffffffc037ba87>] xlog_sync+0x3a7/0x5b0 [xfs]
>> [<ffffffffc037bd9f>] xlog_state_release_iclog+0x10f/0x120 [xfs]
>> [<ffffffffc037c840>] xlog_write+0x6f0/0x800 [xfs]
>> [<ffffffffc037e061>] xlog_cil_push+0x2f1/0x410 [xfs]
>> [<ffffffffc037e948>] xlog_cil_force_lsn+0x1d8/0x210 [xfs]
>> [<ffffffffc03428a8>] ? xfs_bmbt_get_all+0x18/0x20 [xfs]
>> [<ffffffffc037cc40>] _xfs_log_force+0x70/0x290 [xfs]
>> [<ffffffff830a4edd>] ? get_parent_ip+0xd/0x50
>> [<ffffffffc037ce86>] xfs_log_force+0x26/0xb0 [xfs]
>> [<ffffffffc03076e6>] ? _xfs_buf_find+0x1f6/0x3c0 [xfs]
>> [<ffffffffc03074e3>] xfs_buf_lock+0x133/0x140 [xfs]
>> [<ffffffffc03076e6>] _xfs_buf_find+0x1f6/0x3c0 [xfs]
>> [<ffffffffc030796a>] xfs_buf_get_map+0x2a/0x1b0 [xfs]
>> [<ffffffffc0383c61>] xfs_trans_get_buf_map+0x1a1/0x240 [xfs]
>> [<ffffffffc034e03d>] xfs_da_get_buf+0xbd/0x100 [xfs]
>> [<ffffffffc0356869>] xfs_dir3_data_init+0x59/0x1d0 [xfs]
>> [<ffffffffc03526db>] ? xfs_dir2_grow_inode+0x13b/0x150 [xfs]
>> [<ffffffffc0354ede>] xfs_dir2_sf_to_block+0x17e/0x7b0 [xfs]
>> [<ffffffffc0351f5a>] ? xfs_dir2_sfe_get_ino+0x1a/0x20 [xfs]
>> [<ffffffffc035e9b4>] ? xfs_dir2_sf_check.isra.7+0x114/0x1b0 [xfs]
>> [<ffffffffc034c24f>] ? xfs_da_compname+0x1f/0x30 [xfs]
>> [<ffffffffc035f503>] ? xfs_dir2_sf_lookup+0x303/0x310 [xfs]
>> [<ffffffffc035f858>] xfs_dir2_sf_addname+0x348/0x6d0 [xfs]
>> [<ffffffffc031970d>] ? xfs_setup_inode+0x1cd/0x320 [xfs]
>> [<ffffffffc03529a4>] xfs_dir_createname+0x184/0x1e0 [xfs]
>> [<ffffffffc03663d9>] xfs_create+0x469/0x580 [xfs]
>> [<ffffffffc0318864>] xfs_vn_mknod+0xc4/0x1e0 [xfs]
>> [<ffffffffc0318993>] xfs_vn_create+0x13/0x20 [xfs]
>> [<ffffffff831ccc15>] vfs_create+0x95/0xc0
>> [<ffffffff831cd638>] do_last.isra.51+0x9f8/0x11f0
>> [<ffffffff831c9e11>] ? link_path_walk+0x81/0x870
>> [<ffffffff831cdef9>] path_openat+0xc9/0x620
>> [<ffffffff8331cc02>] ? put_dec+0x72/0x90
>> [<ffffffff831ceb6d>] do_filp_open+0x4d/0xb0
>> [<ffffffff831bc4ae>] file_open_name+0xfe/0x160
>> [<ffffffff831bc554>] filp_open+0x44/0x60
>> [<ffffffff83221862>] do_coredump+0x602/0xf60
>> [<ffffffff83081358>] get_signal_to_deliver+0x2b8/0x6b0
>> [<ffffffff830024d7>] do_signal+0x57/0x9d0
>> [<ffffffff8311115e>] ? __acct_update_integrals+0x8e/0x120
>> [<ffffffff83730000>] ? __schedule+0x60/0x850
>> [<ffffffff8373a1db>] ? preempt_count_sub+0x6b/0xf0
>> [<ffffffff83735a31>] ? _raw_spin_unlock+0x31/0x50
>> [<ffffffff830ab671>] ? vtime_account_user+0x91/0xa0
>> [<ffffffff8314f57b>] ? context_tracking_user_exit+0x9b/0x100
>> [<ffffffff83002eac>] do_notify_resume+0x5c/0xa0
>> [<ffffffff83736746>] retint_signal+0x46/0x90
>
> There's nowhere in this XFS stack that disables interrupts, so I
> thinks it's either above or below XFS that is causing this problem.
any chance the stack got blown & corrupted things such that it
only _looks_ like irqs are disabled?
-Eric
> Cheers,
>
> Dave.
>
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