Re: scheduler crash on Power

2014-08-04 Thread Dietmar Eggemann
On 04/08/14 04:20, Michael Ellerman wrote: > On Fri, 2014-08-01 at 14:24 -0700, Sukadev Bhattiprolu wrote: >> Dietmar Eggemann [dietmar.eggem...@arm.com] wrote: >> | > ltcbrazos2-lp07 login: [ 181.915974] [ cut here >> ] >> | > [ 181.915991] WARNING: at ../kernel/sched/co

Re: scheduler crash on Power

2014-08-03 Thread Michael Ellerman
On Fri, 2014-08-01 at 14:24 -0700, Sukadev Bhattiprolu wrote: > Dietmar Eggemann [dietmar.eggem...@arm.com] wrote: > | > ltcbrazos2-lp07 login: [ 181.915974] [ cut here ] > | > [ 181.915991] WARNING: at ../kernel/sched/core.c:5881 > | > | This warning indicates the proble

Re: scheduler crash on Power

2014-08-01 Thread Sukadev Bhattiprolu
Dietmar Eggemann [dietmar.eggem...@arm.com] wrote: | > ltcbrazos2-lp07 login: [ 181.915974] [ cut here ] | > [ 181.915991] WARNING: at ../kernel/sched/core.c:5881 | | This warning indicates the problem. One of the struct sched_domains does | not have it's groups member se

Re: scheduler crash on Power

2014-07-31 Thread Michael Ellerman
On Wed, 2014-07-30 at 00:22 -0700, Sukadev Bhattiprolu wrote: > I am getting this crash on a Powerpc system using 3.16.0-rc7 kernel plus > some patches related to perf (24x7 counters) that Cody Schafer posted here: > > https://lkml.org/lkml/2014/5/27/768 > > I don't get the crash on an unpa

Re: scheduler crash on Power

2014-07-31 Thread Dietmar Eggemann
Hi Sukadev, On 30/07/14 08:22, Sukadev Bhattiprolu wrote: > > I am getting this crash on a Powerpc system using 3.16.0-rc7 kernel plus > some patches related to perf (24x7 counters) that Cody Schafer posted here: > > https://lkml.org/lkml/2014/5/27/768 > > I don't get the crash on an unpa

scheduler crash on Power

2014-07-30 Thread Sukadev Bhattiprolu
I am getting this crash on a Powerpc system using 3.16.0-rc7 kernel plus some patches related to perf (24x7 counters) that Cody Schafer posted here: https://lkml.org/lkml/2014/5/27/768 I don't get the crash on an unpatched kernel though. I have been staring at the perf event patches, bu