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From: David Howells <dhowells@redhat.com>
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To: Linux filesystem caching discussion list 
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Cc: dhowells@redhat.com, linux-kernel@vger.kernel.org
Subject: Re: [Linux-cachefs] 3.0.3 64-bit Crash running fscache/cachefilesd
Date: Fri, 30 Sep 2011 21:10:15 +0100
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Mark Moseley <moseleymark@gmail.com> wrote:

> [ 6052.503856] [kworke] <== __fscache_write_page() = -ENOBUFS [invalidating]

Nothing to worry about.  I have some kleave() calls to turn into _leave().

> [ 7720.060050]  [<ffffffff81197b24>] fscache_put_operation+0x304/0x330
> [ 7720.060050]  [<ffffffff81197b8b>] fscache_op_work_func+0x3b/0xd0
> [ 7720.060050]  [<ffffffff810660c4>] process_one_work+0x164/0x440
> [ 7720.060050]  [<ffffffff81197b50>] ? fscache_put_operation+0x330/0x330
> [ 7720.060050]  [<ffffffff8106674b>] worker_thread+0x19b/0x430
> [ 7720.060050]  [<ffffffff810665b0>] ? manage_workers+0x210/0x210
> [ 7720.060050]  [<ffffffff8106d11e>] kthread+0x9e/0xb0
> [ 7720.060050]  [<ffffffff8162d4f4>] kernel_thread_helper+0x4/0x10
> [ 7720.060050]  [<ffffffff8162ab8a>] ? retint_restore_args+0xe/0xe
> [ 7720.060050]  [<ffffffff8106d080>] ? kthread_worker_fn+0x190/0x190
> [ 7720.060050]  [<ffffffff8162d4f0>] ? gs_change+0xb/0xb

Hmmm...  That's a new one.  Looks like I've missed another op put.

Thanks for testing!

David