linux-kernel - Re: SquashFS io errors - zlib_inflate tried to decompress too much data

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Message-ID: <10f740e80903210511n2867e7adl11fda0f4af04b0d2@mail.gmail.com>
Date:	Sat, 21 Mar 2009 13:11:01 +0100
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Bruno Prémont <bonbons@...ux-vserver.org>
Cc:	phillip@...gher.demon.co.uk, linux-kernel@...r.kernel.org
Subject: Re: SquashFS io errors - zlib_inflate tried to decompress too much 
	data

On Sat, Mar 21, 2009 at 11:33, Bruno Prémont <bonbons@...ux-vserver.org> wrote:
>
> With 2.6.29-rc7-git5 (x86, 32bit) I get the following errors on assumed
> correct squashfs images (generated with mksquashfs from CVS, dated
> 2009-03-14)
>
> [ 3481.692558] SQUASHFS error: zlib_inflate tried to decompress too much data, expected 8192 bytes.  Zlib data probably corrupt
> [ 3481.692571] SQUASHFS error: squashfs_read_data failed to read block 0x29375e0
> [ 3481.692579] SQUASHFS error: Unable to read metadata cache entry [29375e0]
> [ 3481.692586] SQUASHFS error: Unable to read inode 0x6a04a05ed
>
> The same happens on 2.6.28.8 with all squashfs patches from 2.6.29-rc8
> applied to it (x86, 64bit).

A fix for this has entered mainline:

commit 363911d027d1de1c6df79eb3f487f5476b9619f4
Author: Phillip Lougher <phillip@...gher.demon.co.uk>
Date:   Thu Mar 12 03:23:48 2009 +0000

    Squashfs: Valid filesystems are flagged as bad by the corrupted fs patch

Gr{oetje,eeting}s,

                                                                  Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
   -- Linus Torvalds
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