[164814.835933] CPU: 22 PID: 48042 Comm: scylla Tainted: G            E   4.2.6-200.fc22.x86_64 #1
[164814.835936] Hardware name: Xen HVM domU, BIOS 4.2.amazon 05/06/2015
[164814.835937]  0000000000000000 00000000a8713b7a ffff8802fb977ab8 ffffffff817729ea
[164814.835941]  0000000000000000 ffff88076a69f780 ffff8802fb977ad8 ffffffffa03217a6
[164814.835946]  ffff88077119bcb0 0000000000000000 ffff8802fb977b08 ffffffffa034e749
[164814.835951] Call Trace:
[164814.835954]  [<ffffffff817729ea>] dump_stack+0x45/0x57
[164814.835971]  [<ffffffffa03217a6>] xfs_buf_stale+0x26/0x80 [xfs]
[164814.835989]  [<ffffffffa034e749>] xfs_trans_binval+0x79/0x100 [xfs]
[164814.836001]  [<ffffffffa02f479b>] xfs_bmap_btree_to_extents+0x12b/0x1a0 [xfs]
[164814.836012]  [<ffffffffa02f8977>] xfs_bunmapi+0x967/0x9f0 [xfs]
[164814.836027]  [<ffffffffa0334b9e>] xfs_itruncate_extents+0x10e/0x220 [xfs]
[164814.836044]  [<ffffffffa033f75a>] ? kmem_zone_alloc+0x5a/0xe0 [xfs]
[164814.836084]  [<ffffffffa0334d49>] xfs_inactive_truncate+0x99/0x110 [xfs]
[164814.836120]  [<ffffffffa0335aa2>] xfs_inactive+0x102/0x120 [xfs]
[164814.836135]  [<ffffffffa033a6cf>] xfs_fs_evict_inode+0x6f/0xa0 [xfs]
[164814.836138]  [<ffffffff81238d76>] evict+0xa6/0x170
[164814.836140]  [<ffffffff81239026>] iput+0x196/0x220
[164814.836147]  [<ffffffff81234fe4>] __dentry_kill+0x174/0x1c0
[164814.836150]  [<ffffffff8123514b>] dput+0x11b/0x200
[164814.836155]  [<ffffffff8121fe02>] __fput+0x172/0x1e0
[164814.836158]  [<ffffffff8121febe>] ____fput+0xe/0x10
[164814.836161]  [<ffffffff810bab75>] task_work_run+0x85/0xb0
[164814.836164]  [<ffffffff81014a4d>] do_notify_resume+0x8d/0x90
[164814.836167]  [<ffffffff817795bc>] int_signal+0x12/0x17