Bug#928686: systemd: XFS filesystem errors when using systemd suspend-then-hibernate target

[Michael Biebl]

Am 08.05.2019 um 23:06 schrieb Shubhra Prakash Nandi:
> Package: systemd
> Version: 241-3
> Severity: important
> 
> Dear Maintainer,
> 
> I saw XFS errors in syslog as given below when I updated suspend target in logind.conf to use suspend-then-hibernate instead. 
> These errors do not appear when I use only suspend target or suspend sedation solution as given in this Debian wiki - https://wiki.debian.org/SystemdSuspendSedation which is basically an alternative to suspend-then-hibernate systemd target.
> 
> XFS errors happen irrespective to when suspend level is s2idle or s2ram (deep).
> 
> I expect suspend-then-hibernate should work similar to SystemdSuspendSedation solution given in Debian wiki where no XFS filesystem errors appear.
> 
> May  4 00:04:09 my-pc kernel: [  332.306253] PM: suspend entry (deep)
> May  4 00:04:09 my-pc systemd-sleep[5254]: Suspending system...
> May  4 00:04:10 my-pc kernel: [  332.306257] PM: Syncing filesystems ... done.
> May  4 00:04:10 my-pc kernel: [  333.478986] (NULL device *): firmware: direct-loading firmware iwlwifi-9000-pu-b0-jf-b0-38.ucode
> May  4 00:04:30 my-pc kernel: [  333.542791] (NULL device *): firmware: direct-loading firmware i915/kbl_dmc_ver1_04.bin
> May  4 00:04:30 my-pc kernel: [  333.543080] Freezing user space processes ... (elapsed 0.003 seconds) done.
> May  4 00:04:30 my-pc kernel: [  333.546820] OOM killer disabled.
> May  4 00:04:30 my-pc kernel: [  333.546821] Freezing remaining freezable tasks ... 
> May  4 00:04:30 my-pc kernel: [  353.550044] Freezing of tasks failed after 20.003 seconds (1 tasks refusing to freeze, wq_busy=0):
> May  4 00:04:30 my-pc kernel: [  353.550073] xfsaild/dm-7    D    0   775      2 0x80000000
> May  4 00:04:30 my-pc kernel: [  353.550079] Call Trace:
> May  4 00:04:30 my-pc kernel: [  353.550095]  ? __schedule+0x2a2/0x870
> May  4 00:04:30 my-pc kernel: [  353.550101]  schedule+0x28/0x80
> May  4 00:04:30 my-pc kernel: [  353.550106]  schedule_timeout+0x26d/0x390
> May  4 00:04:30 my-pc kernel: [  353.550113]  wait_for_completion+0x11f/0x190
> May  4 00:04:30 my-pc kernel: [  353.550121]  ? wake_up_q+0x70/0x70
> May  4 00:04:30 my-pc kernel: [  353.550217]  ? __xfs_buf_submit+0x122/0x240 [xfs]
> May  4 00:04:30 my-pc kernel: [  353.550290]  ? xfs_buf_read_map+0x106/0x170 [xfs]
> May  4 00:04:30 my-pc kernel: [  353.550372]  ? xfs_trans_read_buf_map+0xaa/0x2e0 [xfs]
> May  4 00:04:30 my-pc kernel: [  353.550444]  xfs_buf_iowait+0x22/0xd0 [xfs]
> May  4 00:04:30 my-pc kernel: [  353.550516]  __xfs_buf_submit+0x122/0x240 [xfs]
> May  4 00:04:30 my-pc kernel: [  353.550585]  xfs_buf_read_map+0x106/0x170 [xfs]
> May  4 00:04:30 my-pc kernel: [  353.550667]  xfs_trans_read_buf_map+0xaa/0x2e0 [xfs]
> May  4 00:04:30 my-pc kernel: [  353.550736]  xfs_imap_to_bp+0x67/0xd0 [xfs]
> May  4 00:04:30 my-pc kernel: [  353.550814]  xfs_iflush+0x10f/0x240 [xfs]
> May  4 00:04:30 my-pc kernel: [  353.550893]  xfs_inode_item_push+0x13c/0x190 [xfs]
> May  4 00:04:30 my-pc kernel: [  353.550971]  xfsaild+0x3a4/0x7e0 [xfs]
> May  4 00:04:30 my-pc kernel: [  353.551048]  ? xfs_trans_ail_cursor_first+0x80/0x80 [xfs]
> May  4 00:04:30 my-pc kernel: [  353.551054]  kthread+0x112/0x130
> May  4 00:04:30 my-pc kernel: [  353.551059]  ? kthread_bind+0x30/0x30
> May  4 00:04:30 my-pc kernel: [  353.551065]  ret_from_fork+0x35/0x40
> May  4 00:04:30 my-pc kernel: [  353.551146] Restarting kernel threads ... done.
> May  4 00:04:30 my-pc kernel: [  353.552574] OOM killer enabled.
> May  4 00:04:30 my-pc kernel: [  353.552575] Restarting tasks ... done.

This looks like a kernel problem, not a systemd problem.
Can you elaborate why you filed this against systemd?


-- 
Why is it that all of the instruments seeking intelligent life in the
universe are pointed away from Earth?

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