linux-next: Tree for Apr 18 [ call-trace: drm | x86 | smp | rcu related? ]

2013-04-19 Thread Linus Torvalds
On Fri, Apr 19, 2013 at 3:55 PM, Sedat Dilek wrote: > > Davidlohr pointed to this patch (tested the triplet): > > ipc, sem: do not call sem_lock when bogus sma: > https://lkml.org/lkml/2013/3/31/12 > > Is that what you mean? Yup. Linus

linux-next: Tree for Apr 18 [ call-trace: drm | x86 | smp | rcu related? ]

2013-04-19 Thread Linus Torvalds
On Fri, Apr 19, 2013 at 3:34 PM, Sedat Dilek wrote: > > See attached dmesg. This still has the bug Davidlohr pointed at: >> This looks like what Emmanuel was/is running into: >> https://lkml.org/lkml/2013/3/30/1 you need to move the "IS_ERR()" check before the sem_lock. Linus

linux-next: Tree for Apr 18 [ call-trace: drm | x86 | smp | rcu related? ]

2013-04-19 Thread Linus Torvalds
On Fri, Apr 19, 2013 at 2:09 PM, Sedat Dilek wrote: > > I have applied all three patches and see still call-traces. > New are apparmor related messages. Can you try the crazy rcu double-free debug hack? See https://lkml.org/lkml/2013/3/30/113 and I'm re-attaching the ugly-ass crazy hack

Re: linux-next: Tree for Apr 18 [ call-trace: drm | x86 | smp | rcu related? ]

2013-04-19 Thread Linus Torvalds
On Fri, Apr 19, 2013 at 2:09 PM, Sedat Dilek sedat.di...@gmail.com wrote: I have applied all three patches and see still call-traces. New are apparmor related messages. Can you try the crazy rcu double-free debug hack? See https://lkml.org/lkml/2013/3/30/113 and I'm re-attaching the

Re: linux-next: Tree for Apr 18 [ call-trace: drm | x86 | smp | rcu related? ]

2013-04-19 Thread Linus Torvalds
On Fri, Apr 19, 2013 at 3:34 PM, Sedat Dilek sedat.di...@gmail.com wrote: See attached dmesg. This still has the bug Davidlohr pointed at: This looks like what Emmanuel was/is running into: https://lkml.org/lkml/2013/3/30/1 you need to move the IS_ERR() check before the sem_lock.

linux-next: Tree for Apr 18 [ call-trace: drm | x86 | smp | rcu related? ]

2013-04-18 Thread Daniel Vetter
On Thu, Apr 18, 2013 at 3:05 PM, Sedat Dilek wrote: > On Thu, Apr 18, 2013 at 10:28 AM, Stephen Rothwell > wrote: >> Hi all, >> >> Changes since 20130417: >> >> New Trees: rpmsg (actually added yesterday) >> ppc-temp (replacing powerpc for this week) >> >> The ceph tree

Re: linux-next: Tree for Apr 18 [ call-trace: drm | x86 | smp | rcu related? ]

2013-04-18 Thread Daniel Vetter
On Thu, Apr 18, 2013 at 3:05 PM, Sedat Dilek sedat.di...@gmail.com wrote: On Thu, Apr 18, 2013 at 10:28 AM, Stephen Rothwell s...@canb.auug.org.au wrote: Hi all, Changes since 20130417: New Trees: rpmsg (actually added yesterday) ppc-temp (replacing powerpc for this