Re: WARNING: at net/sched/sch_generic.c:256dev_watchdog+0x1f2/0x200()
From: Dave Jones
Date: Sun Feb 05 2012 - 17:35:36 EST
On Sun, Feb 05, 2012 at 02:29:46PM -0800, Justin P. Mattock wrote:
> > > [ 2270.546572] WARNING: at net/sched/sch_generic.c:256 dev_watchdog+0x1f2/0x200()
> > > [ 2270.546576] Hardware name: 0914
> > > [ 2270.546580] NETDEV WATCHDOG: eth0 (r8169): transmit queue 0 timed out
> > The error clearly comes from r8169, not from ath9k. If you unload r8169 before
> > suspending, does this still happen? My suspicion is that NM is getting confused.
> as a quick test I unloaded r8169 and did not see this message, but I also added it in and suspended
> and no warning message as well.
FWIW, we've been seeing reports of this in Fedora since last summer.
(We have reports on other chips too, but this bug is just the r8169 reports)
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