[  356.257323] dmsetup       R  running task        0  3385   2342
[  356.257323]  ffff81001c9fbc58 ffffffff812ee85e 0000000000000000 0000000000000001
[  356.257323]  0000000000070617 0000000000000001 ffff81001be94000 ffff81001f864000
[  356.257323]  ffff81001be94360 000000018100cddc ffff81001be94000 ffffffff812f13b1
[  356.257323] Call Trace:
[  356.257323]  [<ffffffff812ee85e>] ? thread_return+0x99/0x51b
[  356.257323]  [<ffffffff812f13b1>] ? trace_hardirqs_on_thunk+0x35/0x3a
[  356.257323]  [<ffffffff81065749>] ? trace_hardirqs_on+0x139/0x1a0
[  356.257323]  [<ffffffff812f13b1>] ? trace_hardirqs_on_thunk+0x35/0x3a
[  356.257323]  [<ffffffff8100cddc>] ? restore_args+0x0/0x30
[  356.257323]  [<ffffffff8117c017>] ? copy_user_generic_string+0x17/0x40
[  356.257323]  [<ffffffff8804c527>] ? :dm_mod:copy_params+0x87/0xb0
[  356.257323]  [<ffffffff81047d11>] ? __capable+0x11/0x30
[  356.257323]  [<ffffffff8804c6b9>] ? :dm_mod:ctl_ioctl+0x169/0x260
[  356.257323]  [<ffffffff8804c7dd>] ? :dm_mod:dm_compat_ctl_ioctl+0xd/0x20
[  356.257323]  [<ffffffff810f6c12>] ? compat_sys_ioctl+0x182/0x3d0
[  356.257323]  [<ffffffff810bbba0>] ? vfs_write+0x130/0x170
[  356.257323]  [<ffffffff812f13eb>] ? trace_hardirqs_off_thunk+0x35/0x37
[  356.257323]  [<ffffffff8102aec2>] ? sysenter_do_call+0x1b/0x70
[  356.257323]  [<ffffffff812f13b1>] ? trace_hardirqs_on_thunk+0x35/0x3a
[