Re: Kernel unaligned access at TPC[10101f18] btrfs_csum_final+0x38/0x60

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On Fri, Feb 05, 2010 at 10:43:10PM -0800, David Miller wrote:
> From: Christian Kujau <lists@xxxxxxxxxxxxxxx>
> Date: Fri, 5 Feb 2010 22:28:47 -0800 (PST)
> 
> > Hm, now it looks like this, but I don't know how it'd reveal more 
> > information:
> > 
> > [  210.707051] Kernel unaligned access at TPC[10101f18] btrfs_csum_final+0x38/0x60 [btrfs]
> > [  210.802236] Caller [10101f1c:btrfs_csum_final+0x3c/0x60 [btrfs]]
> > [  210.874620] Kernel unaligned access at TPC[10101f18] btrfs_csum_final+0x38/0x60 [btrfs]
> > [  210.969899] Caller [10101f1c:btrfs_csum_final+0x3c/0x60 [btrfs]]
> > [  228.724982] Kernel unaligned access at TPC[10101f18] btrfs_csum_final+0x38/0x60 [btrfs]
> > [  228.820220] Caller [10101f1c:btrfs_csum_final+0x3c/0x60 [btrfs]]
> > [  228.892286] Kernel unaligned access at TPC[10101f18] btrfs_csum_final+0x38/0x60 [btrfs]
> > [  228.987851] Caller [10101f1c:btrfs_csum_final+0x3c/0x60 [btrfs]]
> > 
> > I'm open for more patches :-)
> 
> Confusing for me too.  I'll try to think about this some more.

It is probably the directory code.  I switched that to crc32c since
you tried things.

-chris

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