Re: Lockup with 2.6.9-ac15 related to netconsole

From: Francois Romieu
Date: Mon Dec 20 2004 - 19:28:03 EST

Matt Mackall <mpm@xxxxxxxxxxx> :
> On Mon, Dec 20, 2004 at 09:42:08AM -0000, Mark Broadbent wrote:
> >
> > Exactly the same happens, I still get a 'NMI Watchdog detected LOCKUP'
> > with the r8169 device using the above patch on top of 2.6.10-rc3-bk10.
> Ok, that suggests a problem localized to netpoll itself. Do you have
> spinlock debugging turned on by any chance?

Any chance of:
1 dev_queue_xmit
2 dev->xmit_lock taken
3 interruption
4 printk
5 netconsole write
6 dev->xmit_lock again
7 lockup


This is probably the silly question of the day.

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