Re: WARN in do_rt_tgsigqueueinfo()

2014-05-15 Thread Oleg Nesterov
On 05/15, Mateusz Guzik wrote: > > On Thu, May 15, 2014 at 11:54:15AM -0400, Dave Jones wrote: > > > > I'm of the opinion that a user-triggerable WARN is a bug, but aparently > > not everyone else feels that way. I didn't really like this WARN_ONCE() when I looked at the patch which added it, but

Re: WARN in do_rt_tgsigqueueinfo()

2014-05-15 Thread Thomas Gleixner
On Thu, 15 May 2014, Dave Jones wrote: > On Thu, May 15, 2014 at 05:04:12PM +0200, Peter Zijlstra wrote: > > > > > trinity$ MALLOC_CHECK_=0 ./trinity -xinit_module -xreboot -xshutdown > -xunshare -xnfsservctl -xclock_nanosleep -xuselib -xumount -xmount -m --quiet > -C 400 -l off -xmremap > >

Re: WARN in do_rt_tgsigqueueinfo()

2014-05-15 Thread Mateusz Guzik
On Thu, May 15, 2014 at 11:54:15AM -0400, Dave Jones wrote: > On Thu, May 15, 2014 at 05:04:12PM +0200, Peter Zijlstra wrote: > > > > > trinity$ MALLOC_CHECK_=0 ./trinity -xinit_module -xreboot -xshutdown > -xunshare -xnfsservctl -xclock_nanosleep -xuselib -xumount -xmount -m --quiet > -C 400 -

Re: WARN in do_rt_tgsigqueueinfo()

2014-05-15 Thread Peter Zijlstra
On Thu, May 15, 2014 at 11:54:15AM -0400, Dave Jones wrote: > There's a ton of 'noise' like this that fuzzing turns up. > I've been collecting some of the stuff to shut it up.. > > http://codemonkey.org.uk/junk/silence-fuzz-testing-noise.patch > http://codemonkey.org.uk/junk/silence-noisy-deprecat

Re: WARN in do_rt_tgsigqueueinfo()

2014-05-15 Thread Dave Jones
On Thu, May 15, 2014 at 05:04:12PM +0200, Peter Zijlstra wrote: > > > trinity$ MALLOC_CHECK_=0 ./trinity -xinit_module -xreboot -xshutdown > > > -xunshare -xnfsservctl -xclock_nanosleep -xuselib -xumount -xmount -m > > > --quiet -C 400 -l off -xmremap > > > > > > [watchdog] kernel became t

Re: WARN in do_rt_tgsigqueueinfo()

2014-05-15 Thread Peter Zijlstra
On Thu, May 15, 2014 at 04:27:24PM +0200, Mateusz Guzik wrote: > On Thu, May 15, 2014 at 03:38:34PM +0200, Peter Zijlstra wrote: > > Hi Thomas, Oleg, > > > > > > trinity$ MALLOC_CHECK_=0 ./trinity -xinit_module -xreboot -xshutdown > > -xunshare -xnfsservctl -xclock_nanosleep -xuselib -xumount -x

Re: WARN in do_rt_tgsigqueueinfo()

2014-05-15 Thread Mateusz Guzik
On Thu, May 15, 2014 at 03:38:34PM +0200, Peter Zijlstra wrote: > Hi Thomas, Oleg, > > > trinity$ MALLOC_CHECK_=0 ./trinity -xinit_module -xreboot -xshutdown > -xunshare -xnfsservctl -xclock_nanosleep -xuselib -xumount -xmount -m --quiet > -C 400 -l off -xmremap > > [watchdog] kernel became ta