From: Jesse Barnes <jbarnes@virtuousgeek.org> To: Linus Torvalds <torvalds@linux-foundation.org> Cc: reinette chatre <reinette.chatre@intel.com>, "Rafael J. Wysocki" <rjw@sisk.pl>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, Kernel Testers List <kernel-testers@vger.kernel.org>, Eric Anholt <eric@anholt.net>, "Ma, Ling" <ling.ma@intel.com>, "bugzilla-daemon@bugzilla.kernel.org" <bugzilla-daemon@bugzilla.kernel.org> Subject: Re: [Bug #13819] system freeze when switching to console Date: Tue, 8 Sep 2009 11:20:14 -0700 [thread overview] Message-ID: <20090908112014.002a35af@jbarnes-g45> (raw) In-Reply-To: <alpine.LFD.2.01.0909081039300.7458@localhost.localdomain> On Tue, 8 Sep 2009 11:06:21 -0700 (PDT) Linus Torvalds <torvalds@linux-foundation.org> wrote: > > > On Tue, 8 Sep 2009, reinette chatre wrote: > > > > As you can see from the kernel version it is not a build of a > > vanilla kernel. It only contains changes related to the wireless > > networking work I am doing. > > > > Here is the output: > > Thanks, this is great. It pinpoints the problem very effectively. > > > [ 352.803960] BUG: unable to handle kernel NULL pointer > > dereference at 0000000000000084 [ 352.804006] IP: > > [<ffffffffa03ecaab>] i915_driver_irq_handler+0x26b/0xd20 [i915] > > The code here is > > 16: 48 8b 80 00 01 00 00 mov > 0x100(%rax),%rax 1d: 48 8b 50 08 mov > 0x8(%rax),%rdx 21: 48 85 d2 test > %rdx,%rdx 24: 74 11 je 0x37 > 26: 49 8b 44 24 78 mov > 0x78(%r12),%rax 2b:* 8b 80 84 00 00 00 mov > 0x84(%rax),%eax <-- trapping instruction 31: 89 82 08 08 > 00 00 mov %eax,0x808(%rdx) 37: f6 45 a0 > 02 testb $0x2,-0x60(%rbp) > > and that "testb $0x2, -0x60(%rbp)" seems to be the > > if (iir & I915_USER_INTERRUPT) { > > test if I'm reading things right. Although it could also be the > > if (eir & I915_ERROR_MEMORY_REFRESH) { > > thing. The disassembly is totally impossible to read, because the > stupid i915 driver is chock-full of crap like > > if (IS_G4X(dev)) { > .. > > which expands to insane amounts of code that check the PCI ID's one > by one. > > Intel guys: could you _please_ stop doing that. Create a capability > mask in the device or something, so that you can test for "is this a > G4x" with a single bit test, rather than have code like this: > > mov 0x31c(%rsi),%eax > cmp $0x2982,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2972,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2992,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x29a2,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2a02,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2a12,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2a42,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2e02,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2e12,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2e22,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2e32,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x42,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > > for that IS_G4X() thing (I'm not kidding - that's exactly a hundred > bytes of code for that _stupid_ test, and it's inlined!) Yeah things are getting a bit out of hand there... We've moved to feature tests for some things, but they're still PCI ID based; however they should be easy to convert. > > Anyway, we're getting that DRM irq, and it has a normal IRQ stack > trace: > > > [ 352.804006] Process Xorg (pid: 4424, threadinfo > > ffff8800b6b1a000, task ffff880037373c00) [ 352.804006] Call Trace: > > [ 352.804006] <IRQ> > > [ 352.804006] [<ffffffff8106db7d>] ? mark_held_locks+0x6d/0x90 > > [ 352.804006] [<ffffffff81098ee8>] handle_IRQ_event+0x68/0x170 > > [ 352.804006] [<ffffffff8109ac01>] handle_edge_irq+0xc1/0x160 > > [ 352.804006] [<ffffffff8100e76f>] handle_irq+0x1f/0x30 > > [ 352.804006] [<ffffffff8100dc6a>] do_IRQ+0x6a/0xf0 > > [ 352.804006] [<ffffffff8100c793>] ret_from_intr+0x0/0xf > > .. but it happened just as we're tearing down the DRM irq handling: > > > [ 352.804006] <EOI> > > [ 352.804006] [<ffffffff81070b88>] ? lock_acquire+0xe8/0x100 > > [ 352.804006] [<ffffffffa03c0b85>] ? drm_irq_uninstall+0x65/0x180 > > [drm] [ 352.804006] [<ffffffff8132d7b5>] ? > > mutex_lock_nested+0x45/0x320 [ 352.804006] [<ffffffffa03c0b85>] ? > > drm_irq_uninstall+0x65/0x180 [drm] [ 352.804006] > > [<ffffffff8106de85>] ? trace_hardirqs_on_caller+0x145/0x190 > > [ 352.804006] [<ffffffff8106dedd>] ? trace_hardirqs_on+0xd/0x10 > > [ 352.804006] [<ffffffffa03c0b85>] ? drm_irq_uninstall+0x65/0x180 > > [drm] [ 352.804006] [<ffffffffa03f3335>] ? > > i915_gem_idle+0x225/0x330 [i915] [ 352.804006] > > [<ffffffffa03f34c7>] ? i915_gem_leavevt_ioctl+0x37/0x50 [i915] > > [ 352.804006] [<ffffffffa03bdafd>] ? drm_ioctl+0x17d/0x3c0 [drm] > > [ 352.804006] [<ffffffffa03f3490>] ? > > i915_gem_leavevt_ioctl+0x0/0x50 [i915] > > so what is going on is that the i915 driver has obviously torn down > some state before it uninstalls the irq, so the irq happens when the > state has already been torn down, and the irq handler is not ready > for that. > > This patch *may* fix it - simply by getting rid of the irq early. > However, I did not check whether maybe something in i915_gem_idle() > actually needs the interrupt to be able to happen, so this is TOTALLY > UNTESTED! > > Linus > --- > drivers/gpu/drm/i915/i915_gem.c | 6 +----- > 1 files changed, 1 insertions(+), 5 deletions(-) > > diff --git a/drivers/gpu/drm/i915/i915_gem.c > b/drivers/gpu/drm/i915/i915_gem.c index 7edb5b9..80e5ba4 100644 > --- a/drivers/gpu/drm/i915/i915_gem.c > +++ b/drivers/gpu/drm/i915/i915_gem.c > @@ -4232,15 +4232,11 @@ int > i915_gem_leavevt_ioctl(struct drm_device *dev, void *data, > struct drm_file *file_priv) > { > - int ret; > - > if (drm_core_check_feature(dev, DRIVER_MODESET)) > return 0; > > - ret = i915_gem_idle(dev); > drm_irq_uninstall(dev); > - > - return ret; > + return i915_gem_idle(dev); > } Theoretically i915_gem_idle should prevent any user interrupts from coming in. If we uninstall the IRQ first we i915_gem_idle probably won't work anymore, since it queues an interrupt and waits for it. Eric, any thoughts on this? We shouldn't be racing to queue new work after the idle call since we suspend GEM at that point, so we must be failing to manage our active lists properly somehow? -- Jesse Barnes, Intel Open Source Technology Center
WARNING: multiple messages have this Message-ID (diff)
From: Jesse Barnes <jbarnes-Y1mF5jBUw70BENJcbMCuUQ@public.gmane.org> To: Linus Torvalds <torvalds-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org> Cc: reinette chatre <reinette.chatre-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>, "Rafael J. Wysocki" <rjw-KKrjLPT3xs0@public.gmane.org>, Linux Kernel Mailing List <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, Kernel Testers List <kernel-testers-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, Eric Anholt <eric-WhKQ6XTQaPysTnJN9+BGXg@public.gmane.org>, "Ma, Ling" <ling.ma-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>, "bugzilla-daemon-590EEB7GvNiWaY/ihj7yzEB+6BGkLq7r@public.gmane.org" <bugzilla-daemon-590EEB7GvNiWaY/ihj7yzEB+6BGkLq7r@public.gmane.org> Subject: Re: [Bug #13819] system freeze when switching to console Date: Tue, 8 Sep 2009 11:20:14 -0700 [thread overview] Message-ID: <20090908112014.002a35af@jbarnes-g45> (raw) In-Reply-To: <alpine.LFD.2.01.0909081039300.7458-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org> On Tue, 8 Sep 2009 11:06:21 -0700 (PDT) Linus Torvalds <torvalds-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org> wrote: > > > On Tue, 8 Sep 2009, reinette chatre wrote: > > > > As you can see from the kernel version it is not a build of a > > vanilla kernel. It only contains changes related to the wireless > > networking work I am doing. > > > > Here is the output: > > Thanks, this is great. It pinpoints the problem very effectively. > > > [ 352.803960] BUG: unable to handle kernel NULL pointer > > dereference at 0000000000000084 [ 352.804006] IP: > > [<ffffffffa03ecaab>] i915_driver_irq_handler+0x26b/0xd20 [i915] > > The code here is > > 16: 48 8b 80 00 01 00 00 mov > 0x100(%rax),%rax 1d: 48 8b 50 08 mov > 0x8(%rax),%rdx 21: 48 85 d2 test > %rdx,%rdx 24: 74 11 je 0x37 > 26: 49 8b 44 24 78 mov > 0x78(%r12),%rax 2b:* 8b 80 84 00 00 00 mov > 0x84(%rax),%eax <-- trapping instruction 31: 89 82 08 08 > 00 00 mov %eax,0x808(%rdx) 37: f6 45 a0 > 02 testb $0x2,-0x60(%rbp) > > and that "testb $0x2, -0x60(%rbp)" seems to be the > > if (iir & I915_USER_INTERRUPT) { > > test if I'm reading things right. Although it could also be the > > if (eir & I915_ERROR_MEMORY_REFRESH) { > > thing. The disassembly is totally impossible to read, because the > stupid i915 driver is chock-full of crap like > > if (IS_G4X(dev)) { > .. > > which expands to insane amounts of code that check the PCI ID's one > by one. > > Intel guys: could you _please_ stop doing that. Create a capability > mask in the device or something, so that you can test for "is this a > G4x" with a single bit test, rather than have code like this: > > mov 0x31c(%rsi),%eax > cmp $0x2982,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2972,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2992,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x29a2,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2a02,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2a12,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2a42,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2e02,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2e12,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2e22,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x2e32,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > cmp $0x42,%eax > je 0xffffffff8124b669 <i915_driver_irq_handler+177> > > for that IS_G4X() thing (I'm not kidding - that's exactly a hundred > bytes of code for that _stupid_ test, and it's inlined!) Yeah things are getting a bit out of hand there... We've moved to feature tests for some things, but they're still PCI ID based; however they should be easy to convert. > > Anyway, we're getting that DRM irq, and it has a normal IRQ stack > trace: > > > [ 352.804006] Process Xorg (pid: 4424, threadinfo > > ffff8800b6b1a000, task ffff880037373c00) [ 352.804006] Call Trace: > > [ 352.804006] <IRQ> > > [ 352.804006] [<ffffffff8106db7d>] ? mark_held_locks+0x6d/0x90 > > [ 352.804006] [<ffffffff81098ee8>] handle_IRQ_event+0x68/0x170 > > [ 352.804006] [<ffffffff8109ac01>] handle_edge_irq+0xc1/0x160 > > [ 352.804006] [<ffffffff8100e76f>] handle_irq+0x1f/0x30 > > [ 352.804006] [<ffffffff8100dc6a>] do_IRQ+0x6a/0xf0 > > [ 352.804006] [<ffffffff8100c793>] ret_from_intr+0x0/0xf > > .. but it happened just as we're tearing down the DRM irq handling: > > > [ 352.804006] <EOI> > > [ 352.804006] [<ffffffff81070b88>] ? lock_acquire+0xe8/0x100 > > [ 352.804006] [<ffffffffa03c0b85>] ? drm_irq_uninstall+0x65/0x180 > > [drm] [ 352.804006] [<ffffffff8132d7b5>] ? > > mutex_lock_nested+0x45/0x320 [ 352.804006] [<ffffffffa03c0b85>] ? > > drm_irq_uninstall+0x65/0x180 [drm] [ 352.804006] > > [<ffffffff8106de85>] ? trace_hardirqs_on_caller+0x145/0x190 > > [ 352.804006] [<ffffffff8106dedd>] ? trace_hardirqs_on+0xd/0x10 > > [ 352.804006] [<ffffffffa03c0b85>] ? drm_irq_uninstall+0x65/0x180 > > [drm] [ 352.804006] [<ffffffffa03f3335>] ? > > i915_gem_idle+0x225/0x330 [i915] [ 352.804006] > > [<ffffffffa03f34c7>] ? i915_gem_leavevt_ioctl+0x37/0x50 [i915] > > [ 352.804006] [<ffffffffa03bdafd>] ? drm_ioctl+0x17d/0x3c0 [drm] > > [ 352.804006] [<ffffffffa03f3490>] ? > > i915_gem_leavevt_ioctl+0x0/0x50 [i915] > > so what is going on is that the i915 driver has obviously torn down > some state before it uninstalls the irq, so the irq happens when the > state has already been torn down, and the irq handler is not ready > for that. > > This patch *may* fix it - simply by getting rid of the irq early. > However, I did not check whether maybe something in i915_gem_idle() > actually needs the interrupt to be able to happen, so this is TOTALLY > UNTESTED! > > Linus > --- > drivers/gpu/drm/i915/i915_gem.c | 6 +----- > 1 files changed, 1 insertions(+), 5 deletions(-) > > diff --git a/drivers/gpu/drm/i915/i915_gem.c > b/drivers/gpu/drm/i915/i915_gem.c index 7edb5b9..80e5ba4 100644 > --- a/drivers/gpu/drm/i915/i915_gem.c > +++ b/drivers/gpu/drm/i915/i915_gem.c > @@ -4232,15 +4232,11 @@ int > i915_gem_leavevt_ioctl(struct drm_device *dev, void *data, > struct drm_file *file_priv) > { > - int ret; > - > if (drm_core_check_feature(dev, DRIVER_MODESET)) > return 0; > > - ret = i915_gem_idle(dev); > drm_irq_uninstall(dev); > - > - return ret; > + return i915_gem_idle(dev); > } Theoretically i915_gem_idle should prevent any user interrupts from coming in. If we uninstall the IRQ first we i915_gem_idle probably won't work anymore, since it queues an interrupt and waits for it. Eric, any thoughts on this? We shouldn't be racing to queue new work after the idle call since we suspend GEM at that point, so we must be failing to manage our active lists properly somehow? -- Jesse Barnes, Intel Open Source Technology Center
next prev parent reply other threads:[~2009-09-08 18:20 UTC|newest] Thread overview: 129+ messages / expand[flat|nested] mbox.gz Atom feed top 2009-09-06 17:15 2.6.31-rc9: Reported regressions from 2.6.30 Rafael J. Wysocki 2009-09-06 17:15 ` Rafael J. Wysocki 2009-09-06 17:15 ` [Bug #13645] NULL pointer dereference at (null) (level2_spare_pgt) Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #13836] suspend script fails, related to stdout? Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-07 3:28 ` Tomas M. 2009-09-07 3:28 ` Tomas M. 2009-09-10 21:05 ` Rafael J. Wysocki 2009-09-10 21:05 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #13819] system freeze when switching to console Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-08 16:29 ` reinette chatre 2009-09-08 16:29 ` reinette chatre 2009-09-08 17:00 ` Linus Torvalds 2009-09-08 17:00 ` Linus Torvalds 2009-09-08 17:36 ` reinette chatre 2009-09-08 17:36 ` reinette chatre 2009-09-08 18:06 ` Linus Torvalds 2009-09-08 18:20 ` Jesse Barnes [this message] 2009-09-08 18:20 ` Jesse Barnes 2009-09-08 19:26 ` Linus Torvalds 2009-09-08 19:26 ` Linus Torvalds 2009-09-08 19:31 ` Jesse Barnes 2009-09-08 19:31 ` Jesse Barnes 2009-09-08 22:06 ` Linus Torvalds 2009-09-08 22:06 ` Linus Torvalds 2009-09-08 22:11 ` Jesse Barnes 2009-09-08 22:11 ` Jesse Barnes 2009-09-08 23:36 ` Linus Torvalds 2009-09-08 23:36 ` Linus Torvalds 2009-09-08 23:45 ` Jesse Barnes 2009-09-08 23:05 ` Jesse Barnes 2009-09-08 23:56 ` reinette chatre 2009-09-08 19:19 ` Linus Torvalds 2009-09-08 19:19 ` Linus Torvalds 2009-09-08 22:37 ` reinette chatre 2009-09-08 22:37 ` reinette chatre 2009-09-08 23:16 ` Jesse Barnes 2009-09-08 23:27 ` reinette chatre 2009-09-08 23:27 ` reinette chatre 2009-09-08 17:24 ` Jesse Barnes 2009-09-06 17:24 ` [Bug #13809] oprofile: possible circular locking dependency detected Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #13869] Radeon framebuffer (w/o KMS) corruption at boot Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #13740] X server crashes with 2.6.31-rc2 when options are changed Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #13733] 2.6.31-rc2: irq 16: nobody cared Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #13935] 2.6.31-rcX breaks Apple MightyMouse (Bluetooth version) Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #13906] Huawei E169 GPRS connection causes Ooops Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #13940] iwlagn and sky2 stopped working, ACPI-related Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-06 20:55 ` Ricardo Jorge da Fonseca Marques Ferreira 2009-09-06 20:55 ` Ricardo Jorge da Fonseca Marques Ferreira 2009-09-06 21:11 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #13943] WARNING: at net/mac80211/mlme.c:2292 with ath5k Rafael J. Wysocki 2009-09-08 19:30 ` Fabio Comolli 2009-09-08 19:30 ` Fabio Comolli 2009-09-10 21:09 ` Rafael J. Wysocki 2009-09-10 21:09 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #13947] Libertas: Association request to the driver failed Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #13942] Troubles with AoE and uninitialized object Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #13941] x86 Geode issue Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-06 20:30 ` Martin-Éric Racine 2009-09-06 21:12 ` Rafael J. Wysocki 2009-09-06 21:12 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #13950] Oops when USB Serial disconnected while in use Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #13987] Received NMI interrupt at resume Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #13948] ath5k broken after suspend-to-ram Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #14013] hd don't show up Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #14018] kernel freezes, inotify problem Rafael J. Wysocki 2009-09-06 21:37 ` Eric Paris 2009-09-06 21:37 ` Eric Paris 2009-09-06 21:51 ` Rafael J. Wysocki 2009-09-09 5:58 ` Christoph Thielecke 2009-09-09 5:58 ` Christoph Thielecke 2009-09-06 17:24 ` [Bug #14017] _end symbol missing from Symbol.map Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #14070] lockdep warning triggered by dup_fd Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #14058] Oops in fsnotify Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #14043] System sometimes hangs during boot Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #14133] WARNING: at arch/x86/kernel/smp.c:117 native_smp_send_reschedule Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #14114] Tuning a saa7134 based card is broken in kernel 2.6.31-rc7 Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #14095] Asus EeePC 1005HA-M: Suspend hangs and disables the wireless Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #14103] cdc_acm gives I/O error Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-09 16:49 ` Stefan Schmidt 2009-09-09 16:49 ` Stefan Schmidt 2009-09-06 17:24 ` [Bug #14137] usb console regressions Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #14135] NULL pointer dereference in ima_counts_put Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #14136] readcd Oops Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-07 5:38 ` Bob Tracy 2009-09-10 21:11 ` Rafael J. Wysocki 2009-09-10 21:11 ` Rafael J. Wysocki 2009-09-11 5:02 ` Bob Tracy 2009-09-11 5:02 ` Bob Tracy 2009-09-06 17:24 ` [Bug #14138] Regression in suspend to ram Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #14141] order 2 page allocation failures Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-09 15:22 ` Mel Gorman 2009-09-09 15:22 ` Mel Gorman 2009-09-10 21:14 ` Rafael J. Wysocki 2009-09-10 21:14 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #14139] Output to external monitor is broken Rafael J. Wysocki 2009-09-06 17:24 ` Rafael J. Wysocki 2009-09-06 17:24 ` [Bug #14140] 2.6.31-rc9 breaks gianfar Rafael J. Wysocki -- strict thread matches above, loose matches on Subject: below -- 2009-08-25 20:00 2.6.31-rc7-git2: Reported regressions from 2.6.30 Rafael J. Wysocki 2009-08-25 20:34 ` [Bug #13819] system freeze when switching to console Rafael J. Wysocki 2009-08-25 20:34 ` Rafael J. Wysocki 2009-08-19 20:20 2.6.31-rc6-git5: Reported regressions from 2.6.30 Rafael J. Wysocki 2009-08-19 20:26 ` [Bug #13819] system freeze when switching to console Rafael J. Wysocki 2009-08-19 23:35 ` reinette chatre 2009-08-19 23:35 ` reinette chatre 2009-08-20 14:55 ` Rafael J. Wysocki 2009-08-20 14:55 ` Rafael J. Wysocki 2009-08-09 20:36 2.6.31-rc5-git5: Reported regressions from 2.6.30 Rafael J. Wysocki 2009-08-09 20:44 ` [Bug #13819] system freeze when switching to console Rafael J. Wysocki 2009-08-09 20:44 ` Rafael J. Wysocki 2009-08-02 18:49 2.6.31-rc5: Reported regressions from 2.6.30 Rafael J. Wysocki 2009-08-02 18:58 ` [Bug #13819] system freeze when switching to console Rafael J. Wysocki 2009-07-26 20:23 2.6.31-rc4: Reported regressions from 2.6.30 Rafael J. Wysocki 2009-07-26 20:28 ` [Bug #13819] system freeze when switching to console Rafael J. Wysocki 2009-07-26 20:28 ` Rafael J. Wysocki
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