linux-kernel - Re: 4.4rc3 nfsd/btrfs kasan warning.

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Message-ID: <20151202160942.GA16348@codemonkey.org.uk>
Date:	Wed, 2 Dec 2015 11:09:43 -0500
From:	Dave Jones <davej@...emonkey.org.uk>
To:	Josef Bacik <jbacik@...com>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>,
	"J. Bruce Fields" <bfields@...ldses.org>,
	Jeff Layton <jlayton@...chiereds.net>,
	Chris Mason <clm@...com>, David Sterba <dsterba@...e.com>
Subject: Re: 4.4rc3 nfsd/btrfs kasan warning.

On Wed, Dec 02, 2015 at 10:11:28AM -0500, Josef Bacik wrote:
 > On 12/02/2015 09:59 AM, Dave Jones wrote:
 > > Got a few of these in the logs this morning after an overnight rsync over nfs
 > > to an exported btrfs volume.
 > 
 > That's probably us and not NFS, what line is that in 
 > setup_cluster_bitmap?  Thanks,

If my math is correct, it's this..

        if (entry->offset != bitmap_offset)

I don't seem to be able to trigger it on demand unfortunatly.

	Dave
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