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From: David Sterba <dave@jikos.cz>
To: Liu Bo <liubo2009@cn.fujitsu.com>
Cc: Jacek Luczak <difrost.kernel@gmail.com>,
	dave@jikos.cz, linux-btrfs <linux-btrfs@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	josef@redhat.com
Subject: Re: kernel BUG at fs/btrfs/delayed-inode.c:1466!
Date: Fri, 9 Mar 2012 11:55:37 +0100	[thread overview]
Message-ID: <20120309105537.GG4334@twin.jikos.cz> (raw)
In-Reply-To: <4F595D6D.6080809@cn.fujitsu.com>

On Fri, Mar 09, 2012 at 09:31:25AM +0800, Liu Bo wrote:
> > There were quite many things happening in the system at that time.
> > Can't really tell what could trigger this.
> > 
> > Complete logs: http://91.234.146.107/~difrost/logs/tampere_log.gz
> > 
> So are these warnings based on the latest upstream of btrfs?

No, from the log it's 3.2.7, so it does not conain the patch

"increase the global block reserve estimates"

the log shows lots of messages

Mar  8 13:36:37 kernel: use_block_rsv: 7 callbacks suppressed
Mar  8 13:36:37 kernel: ------------[ cut here ]------------
Mar  8 13:36:37 kernel: WARNING: at fs/btrfs/extent-tree.c:5985 btrfs_alloc_free_block+0xc5/0x292 [btrfs]()
...
Mar  8 13:36:37 kernel:  [<ffffffffa031161f>] ? btrfs_alloc_free_block+0xc5/0x292 [btrfs]
Mar  8 13:36:37 kernel:  [<ffffffff8106901d>] ? warn_slowpath_common+0x78/0x8d
Mar  8 13:36:37 kernel:  [<ffffffffa031161f>] ? btrfs_alloc_free_block+0xc5/0x292 [btrfs]
Mar  8 13:36:37 kernel:  [<ffffffffa032bbad>] ? btrfs_item_offset+0x2c/0x61 [btrfs]
Mar  8 13:36:37 kernel:  [<ffffffffa03007dc>] ? leaf_space_used+0x86/0xb5 [btrfs]
Mar  8 13:36:39 kernel:  [<ffffffffa0304a7a>] ? split_leaf+0x2d9/0x632 [btrfs]
Mar  8 13:36:39 kernel:  [<ffffffffa0306261>] ? btrfs_search_slot+0x6c1/0x75a [btrfs]
Mar  8 13:36:40 kernel:  [<ffffffffa0306e6e>] ? btrfs_insert_empty_items+0x61/0xab [btrfs]
Mar  8 13:36:41 kernel:  [<ffffffffa032207c>] ? insert_inline_extent+0xea/0x2d4 [btrfs]
Mar  8 13:36:41 kernel:  [<ffffffffa0322389>] ? cow_file_range_inline+0x123/0x163 [btrfs]
...


so there is probably other problem in reservations and it just blew up during
the unlink call.


david

  parent reply	other threads:[~2012-03-09 10:55 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-08 12:10 kernel BUG at fs/btrfs/delayed-inode.c:1466! Jacek Luczak
2012-03-08 15:52 ` David Sterba
2012-03-08 19:35   ` Jacek Luczak
2012-03-09  1:31     ` Liu Bo
2012-03-09  6:43       ` Chris Samuel
2012-03-09  9:15         ` Jacek Luczak
2012-03-09 10:55       ` David Sterba [this message]
2012-03-09 11:08         ` Jacek Luczak
2012-03-09 11:40           ` David Sterba
2012-03-09 14:13             ` Jacek Luczak
2012-03-09 14:33               ` Jacek Luczak
2012-03-09 14:54                 ` David Sterba
2012-03-09 15:32                   ` Jacek Luczak
2012-03-09 15:44                     ` Jacek Luczak
2012-03-09 23:18             ` Jacek Luczak
2012-03-11  9:41               ` Jacek Luczak
2012-03-12 14:21               ` Jacek Luczak
2012-03-12 15:11                 ` Johannes Hirte

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