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

2013-04-20 Thread Sedat Dilek
On Sat, Apr 20, 2013 at 10:00 PM, Davidlohr Bueso wrote: > On Sat, 2013-04-20 at 02:19 +0200, Sedat Dilek wrote: >> On Sat, Apr 20, 2013 at 2:06 AM, Sedat Dilek wrote: >> > On Sat, Apr 20, 2013 at 1:02 AM, Linus Torvalds >> > wrote: >> >> On Fri, Apr 19, 2013 at 3:55 PM, Sedat Dilek >> >> wrot

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

2013-04-20 Thread Davidlohr Bueso
On Sat, 2013-04-20 at 02:19 +0200, Sedat Dilek wrote: > On Sat, Apr 20, 2013 at 2:06 AM, Sedat Dilek wrote: > > On Sat, Apr 20, 2013 at 1:02 AM, Linus Torvalds > > wrote: > >> On Fri, Apr 19, 2013 at 3:55 PM, Sedat Dilek wrote: > >>> > >>> Davidlohr pointed to this patch (tested the triplet): >

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

2013-04-20 Thread Sedat Dilek
On Sat, Apr 20, 2013 at 5:59 PM, Rik van Riel wrote: > On 04/20/2013 08:46 AM, Sedat Dilek wrote: > >> I have started a new thread "[next-20130419] ipc: sem: BROKEN", please >> use this one! >> >> Thanks for all your feedback! >> >> - Sedat - >> >> [1] http://marc.info/?l=linux-next&m=136646172915

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

2013-04-20 Thread Rik van Riel
On 04/20/2013 08:46 AM, Sedat Dilek wrote: I have started a new thread "[next-20130419] ipc: sem: BROKEN", please use this one! Thanks for all your feedback! - Sedat - [1] http://marc.info/?l=linux-next&m=136646172915261&w=2 I suspect most of us are not subscribed to the linux-next mailing

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

2013-04-20 Thread Sedat Dilek
On Sat, Apr 20, 2013 at 2:19 AM, Sedat Dilek wrote: > On Sat, Apr 20, 2013 at 2:06 AM, Sedat Dilek wrote: >> On Sat, Apr 20, 2013 at 1:02 AM, Linus Torvalds >> wrote: >>> On Fri, Apr 19, 2013 at 3:55 PM, Sedat Dilek wrote: Davidlohr pointed to this patch (tested the triplet): >>>

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 3:55 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 -- To unsubscribe from this list: send the line "unsubsc

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

2013-04-19 Thread Sedat Dilek
On Sat, Apr 20, 2013 at 12:50 AM, Linus Torvalds wrote: > 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 m

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 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 --

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

2013-04-19 Thread Paul E. McKenney
On Fri, Apr 19, 2013 at 02:24:10PM -0700, Linus Torvalds wrote: > 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 > >

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 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 pa

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

2013-04-19 Thread Davidlohr Bueso
On Fri, 2013-04-19 at 15:19 -0400, Rik van Riel wrote: > On 04/19/2013 02:53 PM, Sedat Dilek wrote: > > On Fri, Apr 19, 2013 at 6:43 PM, Sedat Dilek wrote: > > > >> I tried to switch from SLUB to SLAB... > >> > >> ...and also from VIRT_CPU_ACCOUNTING_GEN to TICK_CPU_ACCOUNTING. > >> > >> 2x NOPE.

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

2013-04-19 Thread Rik van Riel
On 04/19/2013 02:53 PM, Sedat Dilek wrote: On Fri, Apr 19, 2013 at 6:43 PM, Sedat Dilek wrote: I tried to switch from SLUB to SLAB... ...and also from VIRT_CPU_ACCOUNTING_GEN to TICK_CPU_ACCOUNTING. 2x NOPE. In one kernel-build I saw in my console... semop(1): encountered an error: I

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

2013-04-19 Thread Sedat Dilek
On Fri, Apr 19, 2013 at 6:43 PM, Sedat Dilek wrote: > On Fri, Apr 19, 2013 at 12:27 PM, Sedat Dilek wrote: >> On Fri, Apr 19, 2013 at 12:19 PM, Sedat Dilek wrote: >>> On Thu, Apr 18, 2013 at 11:59 PM, Sedat Dilek wrote: On Thu, Apr 18, 2013 at 9:48 PM, Daniel Vetter wrote: > On

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

2013-04-19 Thread Sedat Dilek
On Fri, Apr 19, 2013 at 12:27 PM, Sedat Dilek wrote: > On Fri, Apr 19, 2013 at 12:19 PM, Sedat Dilek wrote: >> On Thu, Apr 18, 2013 at 11:59 PM, Sedat Dilek wrote: >>> On Thu, Apr 18, 2013 at 9:48 PM, Daniel Vetter >>> wrote: On Thu, Apr 18, 2013 at 3:05 PM, Sedat Dilek wrote: > On T

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

2013-04-19 Thread Sedat Dilek
On Thu, Apr 18, 2013 at 11:59 PM, Sedat Dilek wrote: > On Thu, Apr 18, 2013 at 9:48 PM, Daniel Vetter wrote: >> 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 Tre

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

2013-04-18 Thread Sedat Dilek
On Thu, Apr 18, 2013 at 9:48 PM, Daniel Vetter wrote: > 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) >>> pp

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 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 gain