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From: bugzilla-daemon@bugzilla.kernel.org
To: linux-xfs@vger.kernel.org
Subject: [Bug 214077] [xfstests xfs/168] xfs_repair failed with shrinking 776672
Date: Tue, 24 Aug 2021 03:34:41 +0000	[thread overview]
Message-ID: <bug-214077-201763-i2Na1FxHgx@https.bugzilla.kernel.org/> (raw)
In-Reply-To: <bug-214077-201763@https.bugzilla.kernel.org/>

https://bugzilla.kernel.org/show_bug.cgi?id=214077

--- Comment #6 from Zorro Lang (zlang@redhat.com) ---
By adding some debug output:
diff --git a/fs/xfs/libxfs/xfs_ag.c b/fs/xfs/libxfs/xfs_ag.c
index ee9ec0c50bec..ce5db7195604 100644
--- a/fs/xfs/libxfs/xfs_ag.c
+++ b/fs/xfs/libxfs/xfs_ag.c
@@ -859,6 +859,7 @@ xfs_ag_shrink_space(
                 * without any side effects.
                 */
                error = xfs_defer_finish(tpp);
+               pr_info("after xfs_defer_finish, error=%d", error);
                if (error)
                        return error;

@@ -870,6 +871,7 @@ xfs_ag_shrink_space(
        return 0;
 resv_init_out:
        err2 = xfs_ag_resv_init(agibp->b_pag, *tpp);
+       pr_info("after xfs_ag_resv_init [out], err2=%d\n", err2);
        if (!err2)
                return error;
 resv_err:

The failed xfs/168 dmesg output as below:

[  820.044203] run fstests xfs/168 at 2021-08-24 11:23:40
[  822.039473] XFS (dm-2): Mounting V5 Filesystem
[  822.126343] XFS (dm-2): Ending clean mount
[  822.176716] XFS (dm-2): EXPERIMENTAL online shrink feature in use. Use at
your own risk!
[  822.232059] XFS (dm-2): Unmounting Filesystem
[  823.999271] XFS (dm-2): Mounting V5 Filesystem
[  824.061384] XFS (dm-2): Ending clean mount
[  829.139729] XFS (dm-2): Unmounting Filesystem
[  829.632030] XFS (dm-2): Mounting V5 Filesystem
[  829.758903] XFS (dm-2): Ending clean mount
[  835.109447] XFS (dm-2): xlog_verify_grant_tail: space > BBTOB(tail_blocks)
[  835.540700] XFS (dm-2): Unmounting Filesystem
[  836.309492] XFS (dm-2): Mounting V5 Filesystem
[  848.784972] XFS (dm-2): Ending clean mount
[  854.679181] XFS (dm-2): Unmounting Filesystem
[  855.658301] XFS (dm-2): Mounting V5 Filesystem
[  855.757461] XFS (dm-2): Ending clean mount
[  862.342901] XFS (dm-2): xlog_verify_grant_tail: space > BBTOB(tail_blocks)
[  862.830414] XFS (dm-2): Unmounting Filesystem
[  864.397318] XFS (dm-2): Mounting V5 Filesystem
[  864.734746] XFS (dm-2): Ending clean mount
[  870.743557] XFS (dm-2): Unmounting Filesystem
[  872.274155] XFS (dm-2): Mounting V5 Filesystem
[  878.607770] XFS (dm-2): Ending clean mount
[  885.327410] XFS (dm-2): Unmounting Filesystem
[  887.102664] XFS (dm-2): Mounting V5 Filesystem
[  887.207968] XFS (dm-2): Ending clean mount
[  888.269530] after xfs_ag_resv_init [out], err2=0
[  893.921362] XFS (dm-2): xlog_verify_grant_tail: space > BBTOB(tail_blocks)
[  893.921362] XFS (dm-2): xlog_verify_grant_tail: space > BBTOB(tail_blocks)
[  894.343531] XFS (dm-2): Unmounting Filesystem
[  896.329804] XFS (dm-2): Mounting V5 Filesystem
[  896.442648] XFS (dm-2): Ending clean mount
[  897.487766] XFS (dm-2): Reserve blocks depleted! Consider increasing reserve
pool size.
[  897.532377] after xfs_ag_resv_init [out], err2=0
[  897.561337] after xfs_ag_resv_init [out], err2=0
[  897.593129] after xfs_defer_finish, error=0
[  897.593136] after xfs_ag_resv_init [out], err2=0
[  897.627267] after xfs_ag_resv_init [out], err2=0
[  897.656902] after xfs_defer_finish, error=0
[  897.656909] after xfs_ag_resv_init [out], err2=0
[  897.691148] after xfs_ag_resv_init [out], err2=0
[  897.719510] after xfs_ag_resv_init [out], err2=0
[  897.747765] after xfs_ag_resv_init [out], err2=0
[  897.776548] after xfs_ag_resv_init [out], err2=0
[  897.799510] after xfs_ag_resv_init [out], err2=0
[  897.822176] after xfs_ag_resv_init [out], err2=0
[  897.845231] after xfs_ag_resv_init [out], err2=0
[  902.797518] XFS (dm-2): Unmounting Filesystem
[  905.223385] XFS (dm-2): Mounting V5 Filesystem
[  905.336268] XFS (dm-2): Ending clean mount
[  906.478459] XFS (dm-2): Per-AG reservation for AG 1 failed.  Filesystem may
run out of space.
[  906.488330] after xfs_defer_finish, error=0
[  906.488347] after xfs_ag_resv_init [out], err2=0
[  906.523046] XFS (dm-2): Per-AG reservation for AG 1 failed.  Filesystem may
run out of space.
[  906.532797] after xfs_defer_finish, error=0
[  906.532807] after xfs_ag_resv_init [out], err2=0
[  906.564799] XFS (dm-2): Per-AG reservation for AG 1 failed.  Filesystem may
run out of space.
[  906.574422] after xfs_ag_resv_init [out], err2=-28
[  906.579790] XFS (dm-2): Error -28 reserving per-AG metadata reserve pool.
[  906.614881] XFS (dm-2): Corruption of in-memory data (0x8) detected at
xfs_ag_shrink_space+0x78f/0xa90 [xfs] (fs/xfs/libxfs/xfs_ag.c:879).  Shutting
down filesystem
[  906.631506] XFS (dm-2): Please unmount the filesystem and rectify the
problem(s)
[  907.104870] XFS (dm-2): Unmounting Filesystem
[  909.747600] XFS (dm-1): Unmounting Filesystem

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      parent reply	other threads:[~2021-08-24  3:34 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-16 12:43 [Bug 214077] New: [xfstests xfs/168] xfs_repair failed with shrinking 776672 bugzilla-daemon
2021-08-20 13:20 ` [Bug 214077] " bugzilla-daemon
2021-08-23  3:08 ` bugzilla-daemon
2021-08-23  3:17 ` bugzilla-daemon
2021-08-23  3:37 ` bugzilla-daemon
2021-08-23 16:14 ` bugzilla-daemon
2021-08-24  3:34 ` bugzilla-daemon [this message]

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