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SubjectRe: WARNING: at net/sched/sch_generic.c:219 dev_watchdog+0xfe/0x17e() with tg3 network
On Thu, Nov 20, 2008 at 01:26:37PM -0800, Willy Tarreau wrote:
> On Thu, Nov 20, 2008 at 10:43:10AM -0800, Matt Carlson wrote:
> > On Wed, Nov 19, 2008 at 09:37:47PM -0800, Willy Tarreau wrote:
> > > Hello Matt,
> > >
> > > On Wed, Nov 19, 2008 at 07:11:01PM -0800, Matt Carlson wrote:
> > > > > My tg3 is just PCI-based, no PCIe in this beast. I can send more
> > > > > info when I turn it on. I don't think that the tg3 driver changes
> > > > > often, so most likely digging through the changes between 2.6.25
> > > > > and 2.6.27 should not take much time. I just don't know if I can
> > > > > reliably reproduce the issue right now.
> > > >
> > > > Willy, this problem description sounds a little different than the
> > > > original report. There was a bug where the driver would wait 2.5
> > > > seconds for a firmware event that would never get serviced. That
> > > > fix has already landed in the 2.6.27 tree though.
> > > >
> > > > I glanced over the changes between 2.6.25 and 2.6.27.6. There are quite
> > > > a few changes related to phylib support for an upcoming device, but not
> > > > so many changes that affect older devices. What device are you using?
> > >
> > > I think it's a 5704, but I will check this this morning when I'm at
> > > work. I also want to try to reliably reproduce the problem. After
> > > that, I see only 29 patches which differ from the two kernels, it
> > > should be pretty easy to spot the culprit.
> >
> > O.K. Let me know how it goes.
>
> Today, with the notebook connected to a gig switch, I could not reproduce
> the problem, even after one hour of approximately the same workload. I'll
> retry with the original 100 Mbps switch on monday.

Was it really a 5704 that you were using?




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