linux-ext4 - Re: BUG at fs/ext4/mballoc.c:3295

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Message-ID: <49B942D0.7080707@ph.tum.de>
Date:	Thu, 12 Mar 2009 18:13:52 +0100
From:	Thiemo Nagel <thiemo.nagel@...tum.de>
To:	Eric Sandeen <sandeen@...hat.com>
CC:	Ext4 Developers List <linux-ext4@...r.kernel.org>
Subject: Re: BUG at fs/ext4/mballoc.c:3295

> I don't see it:
> 
> # dd if=/dev/zero of=2mbfile bs=1M count=2
> # mkfs.ext4 -F 2mbfile
> # mount -o loop 2mbfile mnt/
> # dd if=/dev/zero of=mnt/file
> dd: writing to `mnt/file': No space left on device
> 1917+0 records in
> 1916+0 records out
> 980992 bytes (981 kB) copied, 0.0162723 s, 60.3 MB/s
> 
> is this more or less what you did?

Yes, except that I used the following parameters for mkfs.ext4 (IIRC):

/sbin/mkfs.ext4 -v -F -b 1024 -m 0 -g 512 -G 4 -I 128 -N 1 -O 
large_file,dir_index,flex_bg,extent,sparse_super image.ext4

Kind regards,

Thiemo Nagel
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