Re: mlockall triggred rcu_preempt stall.

2013-07-30 Thread Dave Jones
On Tue, Jul 30, 2013 at 10:57:18AM -0700, Paul E. McKenney wrote: > On Fri, Jul 19, 2013 at 08:32:12PM -0400, Dave Jones wrote: > > On Fri, Jul 19, 2013 at 03:15:39PM -0700, Paul E. McKenney wrote: > > > On Fri, Jul 19, 2013 at 10:53:23AM -0400, Dave Jones wrote: > > > > My fuzz tester keeps

Re: mlockall triggred rcu_preempt stall.

2013-07-30 Thread Paul E. McKenney
On Fri, Jul 19, 2013 at 08:32:12PM -0400, Dave Jones wrote: > On Fri, Jul 19, 2013 at 03:15:39PM -0700, Paul E. McKenney wrote: > > On Fri, Jul 19, 2013 at 10:53:23AM -0400, Dave Jones wrote: > > > My fuzz tester keeps hitting this. Every instance shows the non-irq stack > > > came in from mlock

Re: mlockall triggred rcu_preempt stall.

2013-07-20 Thread Paul E. McKenney
On Fri, Jul 19, 2013 at 08:32:12PM -0400, Dave Jones wrote: > On Fri, Jul 19, 2013 at 03:15:39PM -0700, Paul E. McKenney wrote: > > On Fri, Jul 19, 2013 at 10:53:23AM -0400, Dave Jones wrote: > > > My fuzz tester keeps hitting this. Every instance shows the non-irq stack > > > came in from mlock

Re: mlockall triggred rcu_preempt stall.

2013-07-19 Thread Dave Jones
On Fri, Jul 19, 2013 at 03:15:39PM -0700, Paul E. McKenney wrote: > On Fri, Jul 19, 2013 at 10:53:23AM -0400, Dave Jones wrote: > > My fuzz tester keeps hitting this. Every instance shows the non-irq stack > > came in from mlockall. I'm only seeing this on one box, but that has more > > ram (8

Re: mlockall triggred rcu_preempt stall.

2013-07-19 Thread Paul E. McKenney
On Fri, Jul 19, 2013 at 10:53:23AM -0400, Dave Jones wrote: > My fuzz tester keeps hitting this. Every instance shows the non-irq stack > came in from mlockall. I'm only seeing this on one box, but that has more > ram (8gb) than my other machines, which might explain it. Are you building CONFIG_P

mlockall triggred rcu_preempt stall.

2013-07-19 Thread Dave Jones
My fuzz tester keeps hitting this. Every instance shows the non-irq stack came in from mlockall. I'm only seeing this on one box, but that has more ram (8gb) than my other machines, which might explain it. Dave INFO: rcu_preempt self-detected stall on CPU { 3} (t=6500 jiffies g=470344