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Re: Updated xfsprogs 2.6.38 merge

To: Dave Chinner <david@xxxxxxxxxxxxx>
Subject: Re: Updated xfsprogs 2.6.38 merge
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Mon, 11 Jul 2011 01:27:44 -0400
Cc: Christoph Hellwig <hch@xxxxxxxxxxxxx>, xfs@xxxxxxxxxxx
In-reply-to: <20110711000135.GA23038@dastard>
References: <20110705024855.GA561@dastard> <20110710210113.GA14527@xxxxxxxxxxxxx> <20110711000135.GA23038@dastard>
User-agent: Mutt/1.5.21 (2010-09-15)
On Mon, Jul 11, 2011 at 10:01:35AM +1000, Dave Chinner wrote:
> > But even after that a simple mkfs crashed for me on 32-bit x86.  Here is
> > the gdb backtrace:
> > 
> > Program received signal SIGSEGV, Segmentation fault.
> > 0x0805736b in tag_get (root=0xffffda5c, index=0) at radix-tree.c:82
> > 82          return 1 & (((const __uint32_t *)node->tags[tag])[offset >> 5] 
> > >> (offset & 31));
> > (gdb) bt
> > #0  0x0805736b in tag_get (root=0xffffda5c, index=0) at radix-tree.c:82
> > #1  radix_tree_delete (root=0xffffda5c, index=0) at radix-tree.c:726
> > #2  0x08054ee7 in libxfs_umount (mp=0xffffd8f8) at init.c:822
> > #3  0x0805277c in main (argc=3, argv=0xffffdd94) at xfs_mkfs.c:2683
> 
> What size block device? It's not failing here...

That was on a 40GB one, but I can also reproduce it on a 10GB one.

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