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Re: xfs_repair segfaut in stage 6

To: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Subject: Re: xfs_repair segfaut in stage 6
From: Bartosz Cisek <bartosz.cisek@xxxxxxxxxxxxxx>
Date: Wed, 14 Sep 2011 16:59:40 +0200
Cc: Michael Monnerie <michael.monnerie@xxxxxxxxxxxxxxxxxxx>, xfs@xxxxxxxxxxx
In-reply-to: <20110914142430.GA28049@xxxxxxxxxxxxx>
References: <4E69D1B9.8070201@xxxxxxxxxxxxxx> <201109091401.31422@xxxxxx> <4E6A2B73.50503@xxxxxxxxxxxxxx> <20110912161215.GA17798@xxxxxxxxxxxxx> <4E707624.9030703@xxxxxxxxxxxxxx> <20110914142430.GA28049@xxxxxxxxxxxxx>
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.16) Gecko/20110818 Iceowl/1.0b1 Icedove/3.0.11
W dniu 14.09.2011 16:24, Christoph Hellwig pisze:
> The hardware?  Given that you were getting read I/O errors from the
> hardware when shutting the fs down you probably got those as well when
> running repair and that caused the segfault.   Can you run xfs_repair
> under gdb for me, that is:
> 
> gdb /path/to.xfs_repair
> 
> (gdb) set args /dev/cciss/c0d5p1
> (gdb) run
> 
> and see what backtrace it gives you?
> 
> Please make sure to build xfs_repair in the git tree manually using
> make and not the Debian packaging, as that removes the debug symbols.
> 
> You can run gdb on the xfs_repair binary just built in the tree, no
> need to install it first.

Stack trace is pasted in bug issue [1] that is linked in first mail ;)
Compiled by hand from git: "DEBUG=-DDEBUG make". I don't know why some
of values are 'optimized out'.

[1] http://oss.sgi.com/bugzilla/show_bug.cgi?id=914
-- 
Bartosz Cisek
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