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[Bug 109291] New: The system cannot enter any suspend state.

To: xfs-masters@xxxxxxxxxxx
Subject: [Bug 109291] New: The system cannot enter any suspend state.
From: bugzilla-daemon@xxxxxxxxxxxxxxxxxxx
Date: Sun, 13 Dec 2015 10:26:24 +0000
Auto-submitted: auto-generated
Delivered-to: xfs-masters@xxxxxxxxxxx
https://bugzilla.kernel.org/show_bug.cgi?id=109291

            Bug ID: 109291
           Summary: The system cannot enter any suspend state.
           Product: File System
           Version: 2.5
    Kernel Version: 4.4.0-rc
          Hardware: All
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: XFS
          Assignee: xfs-masters@xxxxxxxxxxx
          Reporter: harn-solo@xxxxxx
        Regression: No

Kernel version: 4.4-rc, the kernels before are working fine.
Reproducable: always.

dmesg output:

[  101.428991] PM: Syncing filesystems ... done.
[  101.440624] PM: Preparing system for sleep (mem)
[  101.662377] Freezing user space processes ... (elapsed 0.001 seconds) done.
[  101.671201] Freezing remaining freezable tasks ... 
[  121.681830] Freezing of tasks failed after 20.005 seconds (1 tasks refusing
to freeze, wq_busy=0):
[  121.690842] xfsaild/dm-6    S ffff88083fd15000     0  4583      2 0x00000000
[  121.697946]  ffff880803cb7e10 ffff88081c34e800 ffff88081aa58d00
ffff88083fd15068
[  121.705435]  0000000000000001 ffff880803cb8000 0000000000000000
0000000000000000
[  121.712917]  ffff8800b9450280 0000000000000000 ffff880803cb7ed0
ffffffff814b3891
[  121.720397] Call Trace:
[  121.722864]  [<ffffffff814b3891>] ? schedule+0x31/0x80
[  121.728004]  [<ffffffff8129c13c>] ? xfsaild+0x50c/0x5b0
[  121.733229]  [<ffffffff8129bc30>] ? xfs_trans_ail_cursor_first+0x80/0x80
[  121.739926]  [<ffffffff8129bc30>] ? xfs_trans_ail_cursor_first+0x80/0x80
[  121.746632]  [<ffffffff8106231d>] ? kthread+0xbd/0xe0
[  121.751687]  [<ffffffff81062260>] ? kthread_create_on_node+0x170/0x170
[  121.758216]  [<ffffffff814b6b1f>] ? ret_from_fork+0x3f/0x70
[  121.763787]  [<ffffffff81062260>] ? kthread_create_on_node+0x170/0x170

[  121.771831] Restarting kernel threads ... done.
[  121.776686] Restarting tasks ... done.

If you need more information, please let my know.

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