Subject: Re: NMI lockup, rb_insert_color, HTB, ifb

From: Jarek Poplawski <[email-masked]>
Date: Wed, 25 Jun 2008 20:14:08 +0200

Denys Fedoryshchenko wrote, On 06/25/2008 08:00 AM:

> Kernel is vanilla, with HTB hysteresis changed to 0 (i guess in this git it is not patched like that by default).
> Version 2.6.26-rc6-git2
> 
> This bug very rare and happening on router only sometimes, once per 3-4 days, but it is hitting the router and sometimes crashing it critically.
> Not always NMI watchdog can reboot it, and on this chipset iTCO_wdt not functional :-(
> I was hunting for this panic message last 1-2 month.
> 

Hi Denys,

I think, you could try with CONFIG_DEBUG_OBJECTS_TIMERS (unless it's on already).

Regards,
Jarek P.