Re: [fuse-devel] Kernel panic on 2.6.27.9 when NFS exporting fuse filesystem

[David S. <ds...@ja...>]

On Jan 27, 2009, at 5:56 PM, J. Bruce Fields wrote:

> On Tue, Jan 27, 2009 at 05:09:40PM -0500, bfields wrote:
>> On Tue, Jan 27, 2009 at 08:48:41PM +0100, Miklos Szeredi wrote:
>>>
>>> The BUG triggers in this __module_get() in svc_recv():
>>>
>>> 			/*
>>> 			 * We know this module_get will succeed because the
>>> 			 * listener holds a reference too
>>> 			 */
>>> 			__module_get(newxpt->xpt_class->xcl_owner);
>>>
>>> Either the comment is wrong or something got corrupted.
>>>
>>> Tom, Bruce, any idea what could be causing this?  It doesn't really
>>> look fuse related.
>>
>> I seem to recall something being fixed recently there--I'll try to  
>> find
>> the commit id.
>
> Might have been 2da2c21d7508d34bc6d600df665d84871b65d2b9 "Add a
> reference to sunrpc in svc_addsock" ?

Very possibly.  That fix went into 2.6.28, and I can confirm that the  
problem does not reoccur under 2.6.28.2.

Thanks for your help!

David