Re: 2.6.9-mm1: NForce3 problem (IRQ sharing issue?)

[Zwane Mwaikambo]

Cc for LKML, (damned NNTP client)

On Sat, 23 Oct 2004, Zwane Mwaikambo wrote:

> On Sat, 23 Oct 2004, Andrew Morton wrote:
> 
> > "Rafael J. Wysocki" <rjw@xxxxxxx> wrote:
> > >
> > > Hi,
> > > 
> > > I have a problem with 2.6.9-mm1 on an AMD64 NForce3-based box.  Namely, after 
> > > some time in X, USB suddenly stops working and sound goes off simultaneously 
> > > (it's quite annoying, as I use a USB mouse ;-)).  It is 100% reproducible and 
> > > it may be related to the sharing of IRQ 5:
> > > 
> > > rafael@albercik:~> cat /proc/interrupts
> > >            CPU0
> > >   0:    3499292          XT-PIC  timer
> > >   1:       7135          XT-PIC  i8042
> > >   2:          0          XT-PIC  cascade
> > >   5:       6945          XT-PIC  NVidia nForce3, ohci_hcd
> > >   8:          0          XT-PIC  rtc
> > >   9:       1416          XT-PIC  acpi, yenta
> > >  10:          2          XT-PIC  ehci_hcd
> > >  11:      37266          XT-PIC  SysKonnect SK-98xx, yenta, ohci1394, ohci_hcd
> > >  12:      13781          XT-PIC  i8042
> > >  14:         16          XT-PIC  ide0
> > >  15:      23601          XT-PIC  ide1
> > > NMI:          0
> > > LOC:    3498657
> > > ERR:          1
> > > MIS:          0
> > > 
> > > (NVidia nForce3 is a sound chip, snd_intel8x0).  After it happens I can't 
> > > reboot the box cleanly (the ohci-hcd driver cannot be reloaded) and it does 
> > > not leave any traces in the log.
> > > 
> > 
> > Beats me.  Does the interrupt count stop increasing?
> 
> Could we also get a dmesg and lspci? Boot with the 'debug' kernel 
> parameter.
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