[BUG] btrfs dev del causes 'possible circular locking dependency detected'

2012-08-09 Thread Stefan Behrens
With chris' for-linus of today. The script: echo /dev/sdo, /dev/sdp and /dev/sdq are 1TB disks mkfs.btrfs -d raid1 -m raid1 -b1600M /dev/sdo /dev/sdp mount /dev/sdo /mnt2 echo 'copy kernel source and built kernel objects (much larger than 1600MB):' (cd ~/git/btrfs; tar cf - .) | (cd /mnt2; tar xf

Re: [BUG] btrfs dev del causes 'possible circular locking dependency detected'

2012-08-09 Thread David Sterba
On Thu, Aug 09, 2012 at 05:36:54PM +0200, Stefan Behrens wrote: Aug 9 16:02:21 qvarne kernel: [ 543.479460] - #2 (fs_info-cleaner_mutex){+.+...}: Aug 9 16:02:21 qvarne kernel: [ 543.541341][810da005] lock_acquire+0x95/0x150 Aug 9 16:02:21 qvarne kernel: [ 543.612269]

Re: [BUG] btrfs dev del causes 'possible circular locking dependency detected'

2012-08-09 Thread Stefan Behrens
On Thu, 9 Aug 2012 18:01:57 +0200, David Sterba wrote: On Thu, Aug 09, 2012 at 05:36:54PM +0200, Stefan Behrens wrote: Aug 9 16:02:21 qvarne kernel: [ 543.479460] - #2 (fs_info-cleaner_mutex){+.+...}: Aug 9 16:02:21 qvarne kernel: [ 543.541341][810da005]