[Samba] Server crash - Is it a Kernel or Samba problem?

[Trimble, Ronald D]

Do you have any suggestions on how I may track this down.  Obviously, the logs are sparse.  Has anyone else reported a similar problem?

-----Original Message-----
From: Volker Lendecke [mailto:Volker.Lendecke at SerNet.DE]
Sent: Friday, October 10, 2008 3:19 PM
To: Trimble, Ronald D
Cc: samba at lists.samba.org
Subject: Re: [Samba] Server crash - Is it a Kernel or Samba problem?

On Fri, Oct 10, 2008 at 11:22:58AM -0500, Trimble, Ronald D wrote:

> Oct  9 20:17:26 USTR-LINUX-1 kernel: Call Trace:
> Oct  9 20:17:26 USTR-LINUX-1 kernel:  [<c0135f64>]
> __dequeue_signal+0x184/0x1a0 Oct  9 20:17:26 USTR-LINUX-1 kernel:
> [<c0137c22>] dequeue_signal+0x62/0xa0 Oct  9 20:17:26 USTR-LINUX-1
> kernel:  [<c0137ffa>] get_signal_to_deliver+0x7a/0x3d0 Oct  9 20:17:26
> USTR-LINUX-1 kernel:  [<c010847a>] do_signal+0x8a/0x640 Oct  9
> 20:17:26 USTR-LINUX-1 kernel:  [<c0140874>]
> ckrm_invoke_event_cb_chain+0x24/0x30
> Oct  9 20:17:26 USTR-LINUX-1 kernel:  [<c013ab2c>]
> sys_setresuid+0x1dc/0x240 Oct  9 20:17:26 USTR-LINUX-1 kernel:
> [<c0108a67>] do_notify_resume+0x37/0x40 Oct  9 20:17:26 USTR-LINUX-1
> kernel:  [<c0109256>] work_notifysig+0x13/0x15 Oct  9 20:17:26 USTR-LINUX-1 kernel:
> Oct  9 20:17:26 USTR-LINUX-1 kernel: Code: 89 50 04 89 02 89 da c7 43
> 14 00 01 10 00 c7 41 04 00 02 20 Oct 10 00:24:53 USTR-LINUX-1 syslogd 1.4.1: restart.
>
>
> My question is is this a kernel or a samba problem?  Has anyone
> experience this before?  I do know that the server was under
> considerable SMB load (a build was being generated on another computer
> and written to this server) when the oops occurred.  I am running SUSE
> SLES 9 SP4.
> Kernel is 2.6.5-7.286-bigsmp.

Kernel crashes are a kernel problem, or maybe flaky hardware. Samba might put a load on the kernel that only few other applications do, but it is a kernel problem.

Volker