Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-06 Thread Jens Axboe
On 12/05/2013 04:16 PM, Dave Chinner wrote: > On Fri, Dec 06, 2013 at 08:26:51AM +1100, Dave Chinner wrote: >> On Thu, Dec 05, 2013 at 10:22:20PM +0800, Ming Lei wrote: >>> On Wed, 4 Dec 2013 12:58:38 +1100 >>> Dave Chinner wrote: >>> And I just hit this from running xfs_repair which is

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-06 Thread Jens Axboe
On 12/05/2013 04:16 PM, Dave Chinner wrote: On Fri, Dec 06, 2013 at 08:26:51AM +1100, Dave Chinner wrote: On Thu, Dec 05, 2013 at 10:22:20PM +0800, Ming Lei wrote: On Wed, 4 Dec 2013 12:58:38 +1100 Dave Chinner da...@fromorbit.com wrote: And I just hit this from running xfs_repair which is

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-05 Thread Dave Chinner
On Fri, Dec 06, 2013 at 08:26:51AM +1100, Dave Chinner wrote: > On Thu, Dec 05, 2013 at 10:22:20PM +0800, Ming Lei wrote: > > On Wed, 4 Dec 2013 12:58:38 +1100 > > Dave Chinner wrote: > > > > > > > > And I just hit this from running xfs_repair which is doing > > > multithreaded direct IO

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-05 Thread Dave Chinner
On Thu, Dec 05, 2013 at 10:22:20PM +0800, Ming Lei wrote: > On Wed, 4 Dec 2013 12:58:38 +1100 > Dave Chinner wrote: > > > > > And I just hit this from running xfs_repair which is doing > > multithreaded direct IO directly on /dev/vdc: . > > So this is looking like another virtio+blk_mq

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-05 Thread Jens Axboe
On 12/05/2013 07:22 AM, Ming Lei wrote: > On Wed, 4 Dec 2013 12:58:38 +1100 > Dave Chinner wrote: > >> >> And I just hit this from running xfs_repair which is doing >> multithreaded direct IO directly on /dev/vdc: >> >> [ 1776.508599] BUG: unable to handle kernel NULL pointer dereference at >>

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-05 Thread Ming Lei
On Wed, 4 Dec 2013 12:58:38 +1100 Dave Chinner wrote: > > And I just hit this from running xfs_repair which is doing > multithreaded direct IO directly on /dev/vdc: > > [ 1776.508599] BUG: unable to handle kernel NULL pointer dereference at > 0328 > [ 1776.510446] IP: []

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-05 Thread Ming Lei
On Wed, 4 Dec 2013 12:58:38 +1100 Dave Chinner da...@fromorbit.com wrote: And I just hit this from running xfs_repair which is doing multithreaded direct IO directly on /dev/vdc: [ 1776.508599] BUG: unable to handle kernel NULL pointer dereference at 0328 [ 1776.510446] IP:

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-05 Thread Jens Axboe
On 12/05/2013 07:22 AM, Ming Lei wrote: On Wed, 4 Dec 2013 12:58:38 +1100 Dave Chinner da...@fromorbit.com wrote: And I just hit this from running xfs_repair which is doing multithreaded direct IO directly on /dev/vdc: [ 1776.508599] BUG: unable to handle kernel NULL pointer dereference

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-05 Thread Dave Chinner
On Thu, Dec 05, 2013 at 10:22:20PM +0800, Ming Lei wrote: On Wed, 4 Dec 2013 12:58:38 +1100 Dave Chinner da...@fromorbit.com wrote: And I just hit this from running xfs_repair which is doing multithreaded direct IO directly on /dev/vdc: . So this is looking like another

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-05 Thread Dave Chinner
On Fri, Dec 06, 2013 at 08:26:51AM +1100, Dave Chinner wrote: On Thu, Dec 05, 2013 at 10:22:20PM +0800, Ming Lei wrote: On Wed, 4 Dec 2013 12:58:38 +1100 Dave Chinner da...@fromorbit.com wrote: And I just hit this from running xfs_repair which is doing multithreaded direct IO

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-04 Thread Dave Chinner
On Wed, Dec 04, 2013 at 08:41:43PM -0700, Jens Axboe wrote: > On Thu, Dec 05 2013, Dave Chinner wrote: > > On Wed, Dec 04, 2013 at 03:17:49PM +1100, Dave Chinner wrote: > > > On Tue, Dec 03, 2013 at 08:47:12PM -0700, Jens Axboe wrote: > > > > On Wed, Dec 04 2013, Dave Chinner wrote: > > > > > On

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-04 Thread Jens Axboe
On Thu, Dec 05 2013, Dave Chinner wrote: > On Wed, Dec 04, 2013 at 03:17:49PM +1100, Dave Chinner wrote: > > On Tue, Dec 03, 2013 at 08:47:12PM -0700, Jens Axboe wrote: > > > On Wed, Dec 04 2013, Dave Chinner wrote: > > > > On Wed, Dec 04, 2013 at 12:58:38PM +1100, Dave Chinner wrote: > > > > > On

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-04 Thread Dave Chinner
On Wed, Dec 04, 2013 at 03:17:49PM +1100, Dave Chinner wrote: > On Tue, Dec 03, 2013 at 08:47:12PM -0700, Jens Axboe wrote: > > On Wed, Dec 04 2013, Dave Chinner wrote: > > > On Wed, Dec 04, 2013 at 12:58:38PM +1100, Dave Chinner wrote: > > > > On Wed, Dec 04, 2013 at 08:59:40AM +1100, Dave

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-04 Thread Dave Chinner
On Wed, Dec 04, 2013 at 03:17:49PM +1100, Dave Chinner wrote: On Tue, Dec 03, 2013 at 08:47:12PM -0700, Jens Axboe wrote: On Wed, Dec 04 2013, Dave Chinner wrote: On Wed, Dec 04, 2013 at 12:58:38PM +1100, Dave Chinner wrote: On Wed, Dec 04, 2013 at 08:59:40AM +1100, Dave Chinner wrote:

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-04 Thread Jens Axboe
On Thu, Dec 05 2013, Dave Chinner wrote: On Wed, Dec 04, 2013 at 03:17:49PM +1100, Dave Chinner wrote: On Tue, Dec 03, 2013 at 08:47:12PM -0700, Jens Axboe wrote: On Wed, Dec 04 2013, Dave Chinner wrote: On Wed, Dec 04, 2013 at 12:58:38PM +1100, Dave Chinner wrote: On Wed, Dec 04,

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-04 Thread Dave Chinner
On Wed, Dec 04, 2013 at 08:41:43PM -0700, Jens Axboe wrote: On Thu, Dec 05 2013, Dave Chinner wrote: On Wed, Dec 04, 2013 at 03:17:49PM +1100, Dave Chinner wrote: On Tue, Dec 03, 2013 at 08:47:12PM -0700, Jens Axboe wrote: On Wed, Dec 04 2013, Dave Chinner wrote: On Wed, Dec 04,

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-03 Thread Dave Chinner
On Tue, Dec 03, 2013 at 08:47:12PM -0700, Jens Axboe wrote: > On Wed, Dec 04 2013, Dave Chinner wrote: > > On Wed, Dec 04, 2013 at 12:58:38PM +1100, Dave Chinner wrote: > > > On Wed, Dec 04, 2013 at 08:59:40AM +1100, Dave Chinner wrote: > > > > Hi Jens, > > > > > > > > Not sure who to direct this

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-03 Thread Jens Axboe
On Wed, Dec 04 2013, Dave Chinner wrote: > On Wed, Dec 04, 2013 at 12:58:38PM +1100, Dave Chinner wrote: > > On Wed, Dec 04, 2013 at 08:59:40AM +1100, Dave Chinner wrote: > > > Hi Jens, > > > > > > Not sure who to direct this to or CC, so I figured you are the > > > person to do that. I just had

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-03 Thread Dave Chinner
On Wed, Dec 04, 2013 at 12:58:38PM +1100, Dave Chinner wrote: > On Wed, Dec 04, 2013 at 08:59:40AM +1100, Dave Chinner wrote: > > Hi Jens, > > > > Not sure who to direct this to or CC, so I figured you are the > > person to do that. I just had xfstests generic/299 (an AIO/DIO test) > > oops in

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-03 Thread Dave Chinner
On Wed, Dec 04, 2013 at 08:59:40AM +1100, Dave Chinner wrote: > Hi Jens, > > Not sure who to direct this to or CC, so I figured you are the > person to do that. I just had xfstests generic/299 (an AIO/DIO test) > oops in dio_complete() like so: > > [ 9650.586724] general protection fault:

[OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-03 Thread Dave Chinner
Hi Jens, Not sure who to direct this to or CC, so I figured you are the person to do that. I just had xfstests generic/299 (an AIO/DIO test) oops in dio_complete() like so: [ 9650.586724] general protection fault: [#1] SMP DEBUG_PAGEALLOC [ 9650.590131] Modules linked in: [ 9650.590630]

[OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-03 Thread Dave Chinner
Hi Jens, Not sure who to direct this to or CC, so I figured you are the person to do that. I just had xfstests generic/299 (an AIO/DIO test) oops in dio_complete() like so: [ 9650.586724] general protection fault: [#1] SMP DEBUG_PAGEALLOC [ 9650.590131] Modules linked in: [ 9650.590630]

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-03 Thread Dave Chinner
On Wed, Dec 04, 2013 at 08:59:40AM +1100, Dave Chinner wrote: Hi Jens, Not sure who to direct this to or CC, so I figured you are the person to do that. I just had xfstests generic/299 (an AIO/DIO test) oops in dio_complete() like so: [ 9650.586724] general protection fault: [#1] SMP

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-03 Thread Dave Chinner
On Wed, Dec 04, 2013 at 12:58:38PM +1100, Dave Chinner wrote: On Wed, Dec 04, 2013 at 08:59:40AM +1100, Dave Chinner wrote: Hi Jens, Not sure who to direct this to or CC, so I figured you are the person to do that. I just had xfstests generic/299 (an AIO/DIO test) oops in

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-03 Thread Jens Axboe
On Wed, Dec 04 2013, Dave Chinner wrote: On Wed, Dec 04, 2013 at 12:58:38PM +1100, Dave Chinner wrote: On Wed, Dec 04, 2013 at 08:59:40AM +1100, Dave Chinner wrote: Hi Jens, Not sure who to direct this to or CC, so I figured you are the person to do that. I just had xfstests

Re: [OOPS, 3.13-rc2] null ptr in dio_complete()

2013-12-03 Thread Dave Chinner
On Tue, Dec 03, 2013 at 08:47:12PM -0700, Jens Axboe wrote: On Wed, Dec 04 2013, Dave Chinner wrote: On Wed, Dec 04, 2013 at 12:58:38PM +1100, Dave Chinner wrote: On Wed, Dec 04, 2013 at 08:59:40AM +1100, Dave Chinner wrote: Hi Jens, Not sure who to direct this to or CC, so I