Re: [BUG] 2.6.24-rc2-mm1 - smbd write fails

[Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>]

Andrew Morton wrote:
> On Tue, 20 Nov 2007 14:22:43 +0530 Kamalesh Babulal <kamalesh@linux.vnet.ibm.com> wrote:
> 
>> Andrew Morton wrote:
>>> On Tue, 20 Nov 2007 13:57:39 +0530 Kamalesh Babulal <kamalesh@linux.vnet.ibm.com> wrote:
>>>
>>>> Hi Andrew,
>>>>
>>>> Following calltrace is seen server, while running filesystem stress on smb mounted partition on the client machine.
>>>>
>>>> Nov 19 18:45:52 p55lp6 smbd[3304]: [2007/11/19 18:45:52, 0] lib/util_sock.c:write_data(562)
>>>> Nov 19 18:45:52 p55lp6 smbd[3304]:   write_data: write failure in writing to client 9.124.111.212. Error Broken pipe
>>>> Nov 19 18:45:52 p55lp6 smbd[3304]: [2007/11/19 18:45:52, 0] lib/util_sock.c:send_smb(769)
>>>> Nov 19 18:45:52 p55lp6 smbd[3304]:   Error writing 39 bytes to client. -1. (Broken pipe)
>>>> Nov 19 18:47:42 p55lp6 smbd[3650]: [2007/11/19 18:47:42, 0] smbd/oplock.c:oplock_timeout_handler(351)
>>>> Nov 19 18:47:42 p55lp6 smbd[3650]:   Oplock break failed for file p0/d3XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
>>>> XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX/deX/d3cX/d6eXXX/f8d -- replying anyway
>>>> Nov 19 18:47:42 p55lp6 kernel: [ 6960.261068] warning: process `smbd' gets w/ old libcap
>>>> Nov 19 18:47:42 p55lp6 smbd[3650]: [2007/11/19 18:47:42, 0] smbd/oplock_linux.c:linux_release_kernel_oplock(193)
>>>> Nov 19 18:47:43 p55lp6 smbd[3650]:   linux_release_kernel_oplock: Error when removing kernel oplock on file p0/d3XXXXXXXXXXXXXXXXXXXXXXX
>>>> XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX/deX/d3cX/d6eXXX/f8d, dev = 807, inode = 30983, file
>>>> _id = 501. Error w
>>>> Nov 19 18:48:04 p55lp6 smbd[3650]: [2007/11/19 18:48:04, 0] lib/util_sock.c:write_data(562)
>>>> Nov 19 18:48:04 p55lp6 smbd[3650]:   write_data: write failure in writing to client 9.124.111.212. Error Connection reset by peer
>>>>
>>> So you have samba running on a 2.6.24-rc2-mm1 machine and samba is failing
>>> with the above messages?
>>>
>> Hi Andrew,
>>
>> Yes, the above messages are seen with the 2.6.24-rc2-mm1 kernel.
> 
> Oh.  Well I don't know where to start looking for that one.
> 
> Maybe someone fixed it amongst all the things which have been happening
> recently.  I'll upload an mm snapshot as soon as I can get some of it to
> compile.  Can you please retest with that?
> 
> If it still fails and if this is reasonably reproducible I'm afraid I'd ask
> if you have time to run a bisection search on it.
> 
Sure, will retest it on the mm snapshot.
-- 
Thanks & Regards,
Kamalesh Babulal,
Linux Technology Center,
IBM, ISTL.