btrfs_free_block_groups

[ 7568.399384] ------------[ cut here ]------------
[ 7568.404611] WARNING: at fs/btrfs/inode.c:1968 btrfs_orphan_commit_root+0xb0/0xc0 [btrfs]()
[ 7568.413877] Hardware name: ProLiant DL180 G6
[ 7568.418888] Modules linked in: btrfs zlib_deflate libcrc32c sunrpc bonding ipv6 sg serio_raw pcspkr ghes hed iTCO_wdt iTCO_vendor_support i7core_edac edac_core ixgbe dca mdio iomemory_vsl(P) hpsa squashfs [last unloaded: scsi_wait_scan]
[ 7568.443164] Pid: 1844, comm: ceph-osd Tainted: P            3.0.12-1.fits.1.el6.x86_64 #1
[ 7568.452311] Call Trace:
[ 7568.455073]  [<ffffffff8106338f>] warn_slowpath_common+0x7f/0xc0
[ 7568.461801]  [<ffffffff810633ea>] warn_slowpath_null+0x1a/0x20
[ 7568.468347]  [<ffffffffa0264aa0>] btrfs_orphan_commit_root+0xb0/0xc0 [btrfs]
[ 7568.476243]  [<ffffffffa0260235>] commit_fs_roots+0xc5/0x1c0 [btrfs]
[ 7568.483339]  [<ffffffff8154d201>] ? mutex_lock+0x31/0x60
[ 7568.489308]  [<ffffffffa023fc3a>] ? btrfs_free_path+0x2a/0x40 [btrfs]
[ 7568.496534]  [<ffffffffa0261186>] btrfs_commit_transaction+0x3c6/0x890 [btrfs]
[ 7568.504627]  [<ffffffffa02605a8>] ? wait_current_trans+0x28/0x110 [btrfs]
[ 7568.512227]  [<ffffffffa026176b>] ? join_transaction+0x2b/0x260 [btrfs]
[ 7568.519659]  [<ffffffff81086310>] ? wake_up_bit+0x40/0x40
[ 7568.525716]  [<ffffffffa023c3a9>] btrfs_sync_fs+0x59/0xd0 [btrfs]
[ 7568.532550]  [<ffffffffa028f97d>] btrfs_ioctl+0x47d/0x1050 [btrfs]
[ 7568.539475]  [<ffffffff8125f500>] ? inode_has_perm+0x30/0x40
[ 7568.545823]  [<ffffffff8126220c>] ? file_has_perm+0xdc/0xf0
[ 7568.552066]  [<ffffffff81170b7a>] do_vfs_ioctl+0x9a/0x5a0
[ 7568.558118]  [<ffffffff81171121>] sys_ioctl+0xa1/0xb0
[ 7568.563802]  [<ffffffff815566c2>] system_call_fastpath+0x16/0x1b
[ 7568.570553] ---[ end trace 4c9c25497607cd4b ]---
[ 8696.566683] ------------[ cut here ]------------
[ 8696.571903] WARNING: at fs/btrfs/extent-tree.c:4048 btrfs_free_block_groups+0x23f/0x2e0 [btrfs]()
[ 8696.581896] Hardware name: ProLiant DL180 G6
[ 8696.587043] Modules linked in: btrfs zlib_deflate libcrc32c sunrpc bonding ipv6 sg serio_raw pcspkr ghes hed iTCO_wdt iTCO_vendor_support i7core_edac edac_core ixgbe dca mdio iomemory_vsl(P) hpsa squashfs [last unloaded: scsi_wait_scan]
[ 8696.612302] Pid: 6729, comm: umount Tainted: P        W   3.0.12-1.fits.1.el6.x86_64 #1
[ 8696.621463] Call Trace:
[ 8696.624320]  [<ffffffff8106338f>] warn_slowpath_common+0x7f/0xc0
[ 8696.631152]  [<ffffffff810633ea>] warn_slowpath_null+0x1a/0x20
[ 8696.637838]  [<ffffffffa024980f>] btrfs_free_block_groups+0x23f/0x2e0 [btrfs]
[ 8696.646006]  [<ffffffffa025cd19>] close_ctree+0x1e9/0x3b0 [btrfs]
[ 8696.652942]  [<ffffffff8154d879>] ? down_write+0x29/0x50
[ 8696.659035]  [<ffffffffa023b6fd>] btrfs_put_super+0x1d/0x30 [btrfs]
[ 8696.666234]  [<ffffffff811619c2>] generic_shutdown_super+0x72/0xf0
[ 8696.673286]  [<ffffffff81161ad6>] kill_anon_super+0x16/0x60
[ 8696.679618]  [<ffffffff81162205>] deactivate_locked_super+0x45/0x70
[ 8696.686815]  [<ffffffff81162e5a>] deactivate_super+0x4a/0x70
[ 8696.693419]  [<ffffffff8117cc7c>] mntput_no_expire+0x13c/0x1c0
[ 8696.700114]  [<ffffffff8117d49b>] sys_umount+0x7b/0x3a0
[ 8696.706062]  [<ffffffff815566c2>] system_call_fastpath+0x16/0x1b
[ 8696.712965] ---[ end trace 4c9c25497607cd4c ]---
[ 8696.718290] ------------[ cut here ]------------
[ 8696.723645] WARNING: at fs/btrfs/extent-tree.c:4049 btrfs_free_block_groups+0x2d9/0x2e0 [btrfs]()
[ 8696.733654] Hardware name: ProLiant DL180 G6
[ 8696.738784] Modules linked in: btrfs zlib_deflate libcrc32c sunrpc bonding ipv6 sg serio_raw pcspkr ghes hed iTCO_wdt iTCO_vendor_support i7core_edac edac_core ixgbe dca mdio iomemory_vsl(P) hpsa squashfs [last unloaded: scsi_wait_scan]
[ 8696.764482] Pid: 6729, comm: umount Tainted: P        W   3.0.12-1.fits.1.el6.x86_64 #1
[ 8696.773553] Call Trace:
[ 8696.776452]  [<ffffffff8106338f>] warn_slowpath_common+0x7f/0xc0
[ 8696.783347]  [<ffffffff810633ea>] warn_slowpath_null+0x1a/0x20
[ 8696.790045]  [<ffffffffa02498a9>] btrfs_free_block_groups+0x2d9/0x2e0 [btrfs]
[ 8696.798175]  [<ffffffffa025cd19>] close_ctree+0x1e9/0x3b0 [btrfs]
[ 8696.805141]  [<ffffffff8154d879>] ? down_write+0x29/0x50
[ 8696.811323]  [<ffffffffa023b6fd>] btrfs_put_super+0x1d/0x30 [btrfs]
[ 8696.818635]  [<ffffffff811619c2>] generic_shutdown_super+0x72/0xf0
[ 8696.825662]  [<ffffffff81161ad6>] kill_anon_super+0x16/0x60
[ 8696.832019]  [<ffffffff81162205>] deactivate_locked_super+0x45/0x70
[ 8696.839056]  [<ffffffff81162e5a>] deactivate_super+0x4a/0x70
[ 8696.845411]  [<ffffffff8117cc7c>] mntput_no_expire+0x13c/0x1c0
[ 8696.852034]  [<ffffffff8117d49b>] sys_umount+0x7b/0x3a0
[ 8696.857906]  [<ffffffff815566c2>] system_call_fastpath+0x16/0x1b
[ 8696.864654] ---[ end trace 4c9c25497607cd4d ]---
[ 8696.869846] ------------[ cut here ]------------
[ 8696.875043] WARNING: at fs/btrfs/extent-tree.c:7230 btrfs_free_block_groups+0x1f3/0x2e0 [btrfs]()
[ 8696.885039] Hardware name: ProLiant DL180 G6
[ 8696.890130] Modules linked in: btrfs zlib_deflate libcrc32c sunrpc bonding ipv6 sg serio_raw pcspkr ghes hed iTCO_wdt iTCO_vendor_support i7core_edac edac_core ixgbe dca mdio iomemory_vsl(P) hpsa squashfs [last unloaded: scsi_wait_scan]
[ 8696.916053] Pid: 6729, comm: umount Tainted: P        W   3.0.12-1.fits.1.el6.x86_64 #1
[ 8696.925167] Call Trace:
[ 8696.928098]  [<ffffffff8106338f>] warn_slowpath_common+0x7f/0xc0
[ 8696.934986]  [<ffffffffa02497e1>] ? btrfs_free_block_groups+0x211/0x2e0 [btrfs]
[ 8696.943338]  [<ffffffff810633ea>] warn_slowpath_null+0x1a/0x20
[ 8696.950207]  [<ffffffffa02497c3>] btrfs_free_block_groups+0x1f3/0x2e0 [btrfs]
[ 8696.958365]  [<ffffffffa025cd19>] close_ctree+0x1e9/0x3b0 [btrfs]
[ 8696.965326]  [<ffffffff8154d879>] ? down_write+0x29/0x50
[ 8696.971470]  [<ffffffffa023b6fd>] btrfs_put_super+0x1d/0x30 [btrfs]
[ 8696.978670]  [<ffffffff811619c2>] generic_shutdown_super+0x72/0xf0
[ 8696.985761]  [<ffffffff81161ad6>] kill_anon_super+0x16/0x60
[ 8696.992170]  [<ffffffff81162205>] deactivate_locked_super+0x45/0x70
[ 8696.999331]  [<ffffffff81162e5a>] deactivate_super+0x4a/0x70
[ 8697.005803]  [<ffffffff8117cc7c>] mntput_no_expire+0x13c/0x1c0
[ 8697.012506]  [<ffffffff8117d49b>] sys_umount+0x7b/0x3a0
[ 8697.018459]  [<ffffffff815566c2>] system_call_fastpath+0x16/0x1b
[ 8697.025412] ---[ end trace 4c9c25497607cd4e ]---
[ 8697.030751] space_info 4 has 711069696 free, is not full
[ 8697.036888] space_info total=1753219072, used=1033695232, pinned=0, reserved=0, may_use=196608, readonly=8454144
[ 8740.650175] device fsid 044a67e0-0fec-460f-b61b-fbfe85cde780 devid 1 transid 7 /dev/sdd
[ 8740.659791] btrfs: use lzo compression
[ 8774.742582] device fsid 044a67e0-0fec-460f-b61b-fbfe85cde780 devid 1 transid 12 /dev/sdd
[ 8774.751687] device fsid 7ee4da61-ad79-4e95-ae3c-8629fa079537 devid 1 transid 147692 /dev/sdb
[ 8774.761196] device fsid 8b524539-1834-4d84-99a5-fe905864cbe8 devid 1 transid 116527 /dev/sdc
[ 8774.770679] device fsid 2afd1360-0790-4133-8793-d4a31b862a9e devid 1 transid 140747 /dev/sda
[194707.518495] btrfs: block rsv returned -28
[194707.518498] ------------[ cut here ]------------
[194707.523805] WARNING: at fs/btrfs/extent-tree.c:5980 btrfs_alloc_free_block+0x347/0x360 [btrfs]()
[194707.533822] Hardware name: ProLiant DL180 G6
[194707.538979] Modules linked in: btrfs zlib_deflate libcrc32c sunrpc bonding ipv6 sg serio_raw pcspkr ghes hed iTCO_wdt iTCO_vendor_support i7core_edac edac_core ixgbe dca mdio iomemory_vsl(P) hpsa squashfs [last unloaded: scsi_wait_scan]
[194707.564329] Pid: 5941, comm: btrfs-endio-wri Tainted: P        W   3.0.12-1.fits.1.el6.x86_64 #1
[194707.574374] Call Trace:
[194707.577328]  [<ffffffff8106338f>] warn_slowpath_common+0x7f/0xc0
[194707.584240]  [<ffffffff810633ea>] warn_slowpath_null+0x1a/0x20
[194707.590986]  [<ffffffffa0253137>] btrfs_alloc_free_block+0x347/0x360 [btrfs]
[194707.599056]  [<ffffffffa0258f30>] ? btrfs_buffer_uptodate+0x50/0x70 [btrfs]
[194707.607090]  [<ffffffffa027f667>] ? read_extent_buffer+0xb7/0x190 [btrfs]
[194707.614869]  [<ffffffffa02418dc>] __btrfs_cow_block+0x12c/0x4e0 [btrfs]
[194707.622472]  [<ffffffffa0258f30>] ? btrfs_buffer_uptodate+0x50/0x70 [btrfs]
[194707.630371]  [<ffffffffa024227c>] btrfs_cow_block+0xfc/0x1f0 [btrfs]
[194707.637684]  [<ffffffffa0245095>] btrfs_search_slot+0x415/0x910 [btrfs]
[194707.645305]  [<ffffffffa02906f8>] ? btrfs_tree_unlock+0x68/0xa0 [btrfs]
[194707.652994]  [<ffffffffa02576df>] btrfs_lookup_inode+0x2f/0xa0 [btrfs]
[194707.660545]  [<ffffffffa0265350>] btrfs_update_inode_item+0x60/0x100 [btrfs]
[194707.668693]  [<ffffffffa0265f0e>] btrfs_update_inode_fallback+0x4e/0x60 [btrfs]
[194707.677114]  [<ffffffffa026619c>] btrfs_finish_ordered_io+0x27c/0x360 [btrfs]
[194707.685371]  [<ffffffff8114f776>] ? kmem_cache_free+0xe6/0x100
[194707.692156]  [<ffffffffa02662cc>] btrfs_writepage_end_io_hook+0x4c/0xa0 [btrfs]
[194707.700612]  [<ffffffffa027d4fb>] end_bio_extent_writepage+0x13b/0x180 [btrfs]
[194707.708961]  [<ffffffff8154cb1b>] ? schedule_timeout+0x17b/0x2e0
[194707.715984]  [<ffffffffa025af29>] ? end_workqueue_fn+0xe9/0x130 [btrfs]
[194707.723620]  [<ffffffff8118ff0d>] bio_endio+0x1d/0x40
[194707.729486]  [<ffffffffa025af34>] end_workqueue_fn+0xf4/0x130 [btrfs]
[194707.736875]  [<ffffffffa028a94e>] worker_loop+0x13e/0x540 [btrfs]
[194707.743944]  [<ffffffffa028a810>] ? btrfs_queue_worker+0x2d0/0x2d0 [btrfs]
[194707.751883]  [<ffffffffa028a810>] ? btrfs_queue_worker+0x2d0/0x2d0 [btrfs]
[194707.759796]  [<ffffffff81085c96>] kthread+0x96/0xa0
[194707.765476]  [<ffffffff81557804>] kernel_thread_helper+0x4/0x10
[194707.772370]  [<ffffffff81085c00>] ? kthread_worker_fn+0x1a0/0x1a0
[194707.779436]  [<ffffffff81557800>] ? gs_change+0x13/0x13
[194707.785532] ---[ end trace 4c9c25497607cd4f ]---
[201653.774412] btrfs: block rsv returned -28
[201653.774415] ------------[ cut here ]------------
[201653.779846] WARNING: at fs/btrfs/extent-tree.c:5980 btrfs_alloc_free_block+0x347/0x360 [btrfs]()
[201653.789843] Hardware name: ProLiant DL180 G6
[201653.794971] Modules linked in: btrfs zlib_deflate libcrc32c sunrpc bonding ipv6 sg serio_raw pcspkr ghes hed iTCO_wdt iTCO_vendor_support i7core_edac edac_core ixgbe dca mdio iomemory_vsl(P) hpsa squashfs [last unloaded: scsi_wait_scan]
[201653.819836] Pid: 5941, comm: btrfs-endio-wri Tainted: P        W   3.0.12-1.fits.1.el6.x86_64 #1
[201653.829889] Call Trace:
[201653.832837]  [<ffffffff8106338f>] warn_slowpath_common+0x7f/0xc0
[201653.839796]  [<ffffffff810633ea>] warn_slowpath_null+0x1a/0x20
[201653.846683]  [<ffffffffa0253137>] btrfs_alloc_free_block+0x347/0x360 [btrfs]
[201653.854837]  [<ffffffffa0258f30>] ? btrfs_buffer_uptodate+0x50/0x70 [btrfs]
[201653.862863]  [<ffffffffa027f667>] ? read_extent_buffer+0xb7/0x190 [btrfs]
[201653.871034]  [<ffffffffa02418dc>] __btrfs_cow_block+0x12c/0x4e0 [btrfs]
[201653.878695]  [<ffffffffa0258f30>] ? btrfs_buffer_uptodate+0x50/0x70 [btrfs]
[201653.886830]  [<ffffffffa024227c>] btrfs_cow_block+0xfc/0x1f0 [btrfs]
[201653.894210]  [<ffffffffa0245095>] btrfs_search_slot+0x415/0x910 [btrfs]
[201653.901885]  [<ffffffffa02906f8>] ? btrfs_tree_unlock+0x68/0xa0 [btrfs]
[201653.909534]  [<ffffffffa02576df>] btrfs_lookup_inode+0x2f/0xa0 [btrfs]
[201653.917184]  [<ffffffffa0265350>] btrfs_update_inode_item+0x60/0x100 [btrfs]
[201653.925311]  [<ffffffffa0265f0e>] btrfs_update_inode_fallback+0x4e/0x60 [btrfs]
[201653.933689]  [<ffffffffa026619c>] btrfs_finish_ordered_io+0x27c/0x360 [btrfs]
[201653.941930]  [<ffffffff8154bed5>] ? __schedule+0x3f5/0x8b0
[201653.948333]  [<ffffffffa02662cc>] btrfs_writepage_end_io_hook+0x4c/0xa0 [btrfs]
[201653.956786]  [<ffffffffa027d4fb>] end_bio_extent_writepage+0x13b/0x180 [btrfs]
[201653.965116]  [<ffffffff8154cb1b>] ? schedule_timeout+0x17b/0x2e0
[201653.972094]  [<ffffffffa025af29>] ? end_workqueue_fn+0xe9/0x130 [btrfs]
[201653.979699]  [<ffffffff8118ff0d>] bio_endio+0x1d/0x40
[201653.985631]  [<ffffffffa025af34>] end_workqueue_fn+0xf4/0x130 [btrfs]
[201653.993111]  [<ffffffffa028a94e>] worker_loop+0x13e/0x540 [btrfs]
[201654.000196]  [<ffffffffa028a810>] ? btrfs_queue_worker+0x2d0/0x2d0 [btrfs]
[201654.008134]  [<ffffffffa028a810>] ? btrfs_queue_worker+0x2d0/0x2d0 [btrfs]
[201654.016088]  [<ffffffff81085c96>] kthread+0x96/0xa0
[201654.021792]  [<ffffffff81557804>] kernel_thread_helper+0x4/0x10
[201654.028691]  [<ffffffff81085c00>] ? kthread_worker_fn+0x1a0/0x1a0
[201654.035776]  [<ffffffff81557800>] ? gs_change+0x13/0x13
[201654.041905] ---[ end trace 4c9c25497607cd50 ]---