Re: [Emc-developers] EMC crashes on SMP

2009-12-22 Thread Michael Buesch
On Tuesday 22 December 2009 23:30:26 Stephen Wille Padnos wrote: > Is there a particular reason why you're wedded to the 2.6.29 kernel? I think that is the newest kernel the latest RTAI stable release supports. -- Greetings, Michael.

Re: [Emc-developers] EMC crashes on SMP

2009-12-22 Thread Michael Buesch
On Tuesday 22 December 2009 23:09:41 Michael Buesch wrote: > On Tuesday 22 December 2009 16:38:35 Jeff Epler wrote: > > This is just a shot in the dark, but it seems to match several things > > I'm seeing in the tracebacks -- SMP, x86-64, preempt, and irqs: > > http://article.gmane.org/gmane.li

Re: [Emc-developers] EMC crashes on SMP

2009-12-22 Thread Jeff Epler
On Tue, Dec 22, 2009 at 11:09:41PM +0100, Michael Buesch wrote: > What kernel do these patches apply to? 2.6.31, I think, based on the messages themselves. -- This SF.Net email is sponsored by the Verizon Developer Commun

Re: [Emc-developers] EMC crashes on SMP

2009-12-22 Thread Stephen Wille Padnos
Michael Buesch wrote: >On Tuesday 22 December 2009 16:38:35 Jeff Epler wrote: > > >>This is just a shot in the dark, but it seems to match several things >>I'm seeing in the tracebacks -- SMP, x86-64, preempt, and irqs: >>http://article.gmane.org/gmane.linux.kernel.adeos.general/1481 >>h

Re: [Emc-developers] EMC crashes on SMP

2009-12-22 Thread Michael Buesch
On Tuesday 22 December 2009 16:38:35 Jeff Epler wrote: > This is just a shot in the dark, but it seems to match several things > I'm seeing in the tracebacks -- SMP, x86-64, preempt, and irqs: > http://article.gmane.org/gmane.linux.kernel.adeos.general/1481 > http://article.gmane.org/gmane.

Re: [Emc-developers] EMC crashes on SMP

2009-12-22 Thread Michael Buesch
On Tuesday 22 December 2009 16:53:58 Chris Radek wrote: > You are right that the first one is real, Yeah I reproduced it twice with almost identical results (except the followup oopses. Which is why I think we can ignore these). > and it is obviously an emc process. Well, no. That is coincidenc

Re: [Emc-developers] EMC crashes on SMP

2009-12-22 Thread Jeff Epler
This is just a shot in the dark, but it seems to match several things I'm seeing in the tracebacks -- SMP, x86-64, preempt, and irqs: http://article.gmane.org/gmane.linux.kernel.adeos.general/1481 http://article.gmane.org/gmane.linux.kernel.adeos.general/1487 http://article.gmane.org/gm

Re: [Emc-developers] EMC crashes on SMP

2009-12-22 Thread Michael Buesch
On Tuesday 22 December 2009 15:53:27 Stephen Wille Padnos wrote: > Just to be very clear here - does this mean that you compiled emc 2.3.3 > from source against your SMP kernel? emc-2.3.4 > One thing I noticed is that the GeForce driver is explicitly mentioned > or implicit on basically every o

Re: [Emc-developers] EMC crashes on SMP

2009-12-22 Thread Stephen Wille Padnos
Michael Buesch wrote: >On Tuesday 22 December 2009 15:21:04 Chris Radek wrote: > > >>On Tue, Dec 22, 2009 at 11:51:31AM +0100, Michael Buesch wrote: >> >> >>>Here's an interesting crash. >>>It sometimes happens on EMC load. It's more or less reproducible by fireing >>>up >>>and shutting dow

Re: [Emc-developers] EMC crashes on SMP

2009-12-22 Thread Michael Buesch
On Tuesday 22 December 2009 15:32:33 Michael Buesch wrote: > And 4 of the 5 oopses obviously are followup-oopses to the first one. Also notice that the first oops happens in interrupt context, so "comm" is meaningless. -- Greetings, Michael.

Re: [Emc-developers] EMC crashes on SMP

2009-12-22 Thread Michael Buesch
On Tuesday 22 December 2009 15:21:04 Chris Radek wrote: > On Tue, Dec 22, 2009 at 11:51:31AM +0100, Michael Buesch wrote: > > Here's an interesting crash. > > It sometimes happens on EMC load. It's more or less reproducible by fireing > > up > > and shutting down EMC in a row. Something like 20 or

Re: [Emc-developers] EMC crashes on SMP

2009-12-22 Thread Chris Radek
On Tue, Dec 22, 2009 at 11:51:31AM +0100, Michael Buesch wrote: > Here's an interesting crash. > It sometimes happens on EMC load. It's more or less reproducible by fireing up > and shutting down EMC in a row. Something like 20 or 30 tries are sometimes > required to reproduce. > > So, what is th