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Subject: Re: BUG in ext4 with 2.6.37-rc1
From: Tony Vroon <tony@linx.net>
To: Theodore Tso <tytso@MIT.EDU>
Cc: Nick Bowler <nbowler@elliptictech.com>, linux-kernel@vger.kernel.org,
        linux-ext4@vger.kernel.org
In-Reply-To: <0C557864-9D5C-45A3-8DDF-114E4DD22258@mit.edu>
References: <20101102202013.GA3861@elliptictech.com>
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	 <0C557864-9D5C-45A3-8DDF-114E4DD22258@mit.edu>
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On Fri, 2010-11-05 at 20:33 -0400, Theodore Tso wrote:
> And if you have the stack trace easily to hand, it would be useful to mak=
e sure that part is the same as well.

Seemingly identical between 2.6.36-09452-g2d10d87 &
2.6.37-rc1-00040-g0660a9b, both had cvs as the active process.
This one is from 2.6.37-rc1-00040-g0660a9b:

Call Trace:
 [<ffffffff810e6716>] ? ext4_bio_write_page+0x176/0x30a
 [<ffffffff810e25db>] ? mpage_da_submit_io+0x2ad/0x31e
 [<ffffffff8106d034>] ? pagevec_lookup_tag+0x18/0x1f
 [<ffffffff810e5c56>] ? write_cache_pages_da+0xad/0x36d
 [<ffffffff810e5ac3>] ? mpage_da_map_and_submit+0x2c4/0x2da
 [<ffffffff810edbba>] ? ext4_journal_start_sb+0xd4/0x108
 [<ffffffff810269ac>] ? should_resched+0x5/0x26
 [<ffffffff810a2f26>] ? _cond_resched+0x9/0x1e
 [<ffffffff810e61ee>] ? ext4_da_writepages+0x2d8/0x422
 [<ffffffff810b3471>] ? __getblk+0x1c/0x2d4
 [<ffffffff81065cad>] ? __filemap_fdatawrite_range+0x48/0x4d
 [<ffffffff810ff15c>] ? jbd2_journal_begin_ordered_truncated+0x72/0x9b
 [<ffffffff810bb060>] ? fsnotify_clear_marks_by_inode+0x8a/0xc7
 [<ffffffff810e5359>] ? ext4_evict_inode+0x56/0x241
 [<ffffffff810a4c62>] ? evict+0x1a/0x89
 [<ffffffff810a51dd>] ? iput+0x20d/0x246
 [<ffffffff8109d85f>] ? do_unlinkat+0xf4/0x14c
 [<ffffffff810029ab>] ? system_call_fastpath+0x16/0x1b

> Many thanks,
> -- Ted

Regards,
--=20
Tony Vroon
UNIX systems administrator
London Internet Exchange Ltd, Trinity Court, Trinity Street,
Peterborough, PE1 1DA
Registered in England number 3137929
E-Mail: tony@linx.net

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