From: Tomasz Chmielewski <mangoo@wpkg.org>
To: linux-btrfs@vger.kernel.org
Subject: flood of btrfs WARNINGs in dmesg
Date: Mon, 04 Oct 2010 15:19:41 +0200 [thread overview]
Message-ID: <4CA9D46D.6060309@wpkg.org> (raw)
With 2.6.35.x, I saw warnings like below in dmesg.
With 2.6.36-rc6, I even had a flood of them. Is it something to worry about? What causes it?
You can see more of these under http://www.virtall.com/files/dmesg-btrfs-flood.txt
[74921.736528] ------------[ cut here ]------------
[74921.736597] WARNING: at /home/kernel-ppa/COD/linux/fs/fs-writeback.c:87 __mark_inode_dirty+0x217/0x250()
[74921.736604] Hardware name: Bochs
[74921.736606] Dirtiable inode bdi default != sb bdi btrfs
[74921.736611] Modules linked in: btrfs zlib_deflate crc32c libcrc32c lp parport psmouse serio_raw i2c_piix4 virtio_net floppy virtio_blk virtio_pci virtio_ring virtio
[74921.736635] Pid: 22522, comm: rsync Not tainted 2.6.36-020636rc6-generic #201009291126
[74921.736638] Call Trace:
[74921.736649] [<ffffffff8117aa77>] ? __mark_inode_dirty+0x217/0x250
[74921.736678] [<ffffffff81062730>] warn_slowpath_common+0x90/0xc0
[74921.736683] [<ffffffff8106285e>] warn_slowpath_fmt+0x6e/0x70
[74921.736712] [<ffffffffa00c4128>] ? __btrfs_end_transaction+0x128/0x210 [btrfs]
[74921.736727] [<ffffffffa00c4240>] ? btrfs_end_transaction+0x10/0x20 [btrfs]
[74921.736744] [<ffffffffa00c72fc>] ? btrfs_dirty_inode+0x7c/0x120 [btrfs]
[74921.736781] [<ffffffff8158835e>] ? _raw_spin_lock+0xe/0x20
[74921.736785] [<ffffffff8117aa77>] __mark_inode_dirty+0x217/0x250
[74921.736804] [<ffffffffa00ced98>] btrfs_setattr+0x78/0xb0 [btrfs]
[74921.736814] [<ffffffff8116ee70>] notify_change+0x170/0x2d0
[74921.736824] [<ffffffff8117e9bb>] utimes_common+0xdb/0x1a0
[74921.736829] [<ffffffff8117eb2a>] do_utimes+0xaa/0x110
[74921.736833] [<ffffffff8117ed16>] sys_futimesat+0x36/0xd0
[74921.736837] [<ffffffff8117edc9>] sys_utimes+0x19/0x20
[74921.736854] [<ffffffff8100b0f2>] system_call_fastpath+0x16/0x1b
[74921.736870] ---[ end trace 7c45187572db04d2 ]---
--
Tomasz Chmielewski
http://wpkg.org
next reply other threads:[~2010-10-04 13:19 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-04 13:19 Tomasz Chmielewski [this message]
2010-10-04 13:37 ` flood of btrfs WARNINGs in dmesg Sebastian 'gonX' Jensen
2010-10-04 14:24 ` Felix Blanke
2010-10-04 14:32 ` Tomasz Chmielewski
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4CA9D46D.6060309@wpkg.org \
--to=mangoo@wpkg.org \
--cc=linux-btrfs@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).