Re: btrfs: lock inversion between delayed_node->mutex and found->groups_sem

2014-04-07 Thread Chris Mason
On 04/07/2014 02:03 PM, Sasha Levin wrote: On 04/07/2014 01:17 PM, Chris Mason wrote: On 04/07/2014 12:54 PM, David Sterba wrote: On Fri, Apr 04, 2014 at 05:15:23PM -0400, Sasha Levin wrote: On 03/26/2014 01:01 PM, Jeff Mahoney wrote: On 3/17/14, 9:05 AM, David Sterba wrote: On Fri, Mar 14

Re: btrfs: lock inversion between delayed_node->mutex and found->groups_sem

2014-04-07 Thread Josef Bacik
I was on vacation last week, I'll update btrfs-next today once we are happy with integration. Thanks, Josef Sasha Levin wrote: On 04/07/2014 01:17 PM, Chris Mason wrote: > > > On 04/07/2014 12:54 PM, David Sterba wrote: >> On Fri, Apr 04, 2014 at 05:15:23PM -0400, Sasha Levin wrote: >>> On 0

Re: btrfs: lock inversion between delayed_node->mutex and found->groups_sem

2014-04-07 Thread Sasha Levin
On 04/07/2014 01:17 PM, Chris Mason wrote: > > > On 04/07/2014 12:54 PM, David Sterba wrote: >> On Fri, Apr 04, 2014 at 05:15:23PM -0400, Sasha Levin wrote: >>> On 03/26/2014 01:01 PM, Jeff Mahoney wrote: On 3/17/14, 9:05 AM, David Sterba wrote: >> On Fri, Mar 14, 2014 at 08:12:16PM -040

Re: btrfs: lock inversion between delayed_node->mutex and found->groups_sem

2014-04-07 Thread Chris Mason
On 04/07/2014 12:54 PM, David Sterba wrote: On Fri, Apr 04, 2014 at 05:15:23PM -0400, Sasha Levin wrote: On 03/26/2014 01:01 PM, Jeff Mahoney wrote: On 3/17/14, 9:05 AM, David Sterba wrote: On Fri, Mar 14, 2014 at 08:12:16PM -0400, Sasha Levin wrote: While fuzzing with trinity inside a KVM

Re: btrfs: lock inversion between delayed_node->mutex and found->groups_sem

2014-04-07 Thread David Sterba
On Fri, Apr 04, 2014 at 05:15:23PM -0400, Sasha Levin wrote: > On 03/26/2014 01:01 PM, Jeff Mahoney wrote: > > On 3/17/14, 9:05 AM, David Sterba wrote: > >>> On Fri, Mar 14, 2014 at 08:12:16PM -0400, Sasha Levin wrote: > > While fuzzing with trinity inside a KVM tools guest running the latest

Re: btrfs: lock inversion between delayed_node->mutex and found->groups_sem

2014-04-04 Thread Sasha Levin
On 03/26/2014 01:01 PM, Jeff Mahoney wrote: > On 3/17/14, 9:05 AM, David Sterba wrote: >>> On Fri, Mar 14, 2014 at 08:12:16PM -0400, Sasha Levin wrote: > While fuzzing with trinity inside a KVM tools guest running the latest > -next kernel I've stumbled on the following: > > [ 78

Re: btrfs: lock inversion between delayed_node->mutex and found->groups_sem

2014-03-26 Thread Jeff Mahoney
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 3/17/14, 9:05 AM, David Sterba wrote: > On Fri, Mar 14, 2014 at 08:12:16PM -0400, Sasha Levin wrote: >> While fuzzing with trinity inside a KVM tools guest running the >> latest -next kernel I've stumbled on the following: >> >> [ 788.458756]

Re: btrfs: lock inversion between delayed_node->mutex and found->groups_sem

2014-03-17 Thread David Sterba
On Fri, Mar 14, 2014 at 08:12:16PM -0400, Sasha Levin wrote: > While fuzzing with trinity inside a KVM tools guest running the latest -next > kernel I've stumbled on the following: > > [ 788.458756]CPU0CPU1 > [ 788.459188] > [ 788.

btrfs: lock inversion between delayed_node->mutex and found->groups_sem

2014-03-14 Thread Sasha Levin
Hi all, While fuzzing with trinity inside a KVM tools guest running the latest -next kernel I've stumbled on the following: [ 788.451695] = [ 788.452455] [ INFO: possible irq lock inversion dependency detected ] [ 788.453020] 3.14.0-rc6-