From: Christoph Hellwig <hch@infradead.org>
To: Dave Chinner <david@fromorbit.com>
Cc: xfs@oss.sgi.com
Subject: Re: [RFC] Delayed logging
Date: Mon, 15 Mar 2010 12:01:54 -0400 [thread overview]
Message-ID: <20100315160154.GA10406@infradead.org> (raw)
In-Reply-To: <20100315043000.GK4732@dastard>
Running the series on my KVM testbox trips out this assert in
xfstests 013, which suggests we might be calling iput one too
much somewhere (e.g. IOP_UNLOCK)):
[ 132.174780] Assertion failed: atomic_read(&VFS_I(dp)->i_count) > 0, file: fs/xfs/xfs_vnodeops.c, line: 1430
[ 132.177814] ------------[ cut here ]------------
[ 132.179219] kernel BUG at fs/xfs/support/debug.c:109!
[ 132.180818] invalid opcode: 0000 [#1] SMP
[ 132.181734] last sysfs file: /sys/devices/virtio-pci/virtio1/block/vdb/removable
[ 132.181734] Modules linked in:
[ 132.181734]
[ 132.181734] Pid: 7752, comm: fsstress Not tainted 2.6.33-xfs #488 /Bochs
[ 132.181734] EIP: 0060:[<c04ef4fe>] EFLAGS: 00010286 CPU: 0
[ 132.181734] EIP is at assfail+0x1e/0x30
[ 132.181734] EAX: 00000072 EBX: f5aba270 ECX: f5551200 EDX: 01704000
[ 132.181734] ESI: 00000000 EDI: f5f701f0 EBP: f5307e48 ESP: f5307e38
[ 132.181734] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
[ 132.181734] Process fsstress (pid: 7752, ti=f5306000 task=f5551200 task.ti=f5306000)
[ 132.181734] Stack:
[ 132.181734] c0b75db8 c0b74e40 c0b30914 00000596 f5307ec0 c04ded8e 00000001 00000000
[ 132.181734] <0> 00000000 00000000 00000001 f5307eb0 f5307ea8 00000000 00002124 f5307ee0
[ 132.181734] <0> 000268b8 00000002 00000000 00000000 00000029 00000000 00000000 00000000
[ 132.181734] Call Trace:
[ 132.181734] [<c04ded8e>] ? xfs_create+0x42e/0x640
[ 132.181734] [<c04eb768>] ? xfs_vn_mknod+0xa8/0x180
[ 132.181734] [<c04eb6c0>] ? xfs_vn_mknod+0x0/0x180
[ 132.181734] [<c020eaaf>] ? vfs_mknod+0xcf/0x160
[ 132.181734] [<c020ed1b>] ? sys_mknodat+0x1db/0x230
[ 132.181734] [<c020ed97>] ? sys_mknod+0x27/0x30
[ 132.181734] [<c012ea9c>] ? sysenter_do_call+0x12/0x3c
[ 132.181734] Code: 00 e8 f7 57 18 00 c9 c3 90 8d 74 26 00 55 89 e5 83
ec 10 89 4c 24 0c 89 54 24 08 89 44 24 04 c7 04 24 b8 5d b7 c0 e8 59 a2
3f 00 <0f> 0b eb fe 8d b4 26 00 00 00 00 8d bc 27 00 00 00 00 55 89 e5
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next prev parent reply other threads:[~2010-03-15 16:00 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-15 4:30 [RFC] Delayed logging Dave Chinner
2010-03-15 16:01 ` Christoph Hellwig [this message]
2010-03-15 16:33 ` Christoph Hellwig
2010-03-16 1:06 ` Dave Chinner
2010-03-15 16:08 ` Christoph Hellwig
2010-03-16 1:14 ` Dave Chinner
2010-03-15 16:38 ` Christoph Hellwig
2010-03-16 1:15 ` Dave Chinner
2010-03-15 18:08 ` Christoph Hellwig
2010-03-16 1:20 ` Dave Chinner
2010-03-31 13:26 ` Dave Chinner
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