From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mondschein.lichtvoll.de ([194.150.191.11]:44944 "EHLO mail.lichtvoll.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752525AbaGNPEZ convert rfc822-to-8bit (ORCPT ); Mon, 14 Jul 2014 11:04:25 -0400 Received: from merkaba.localnet (unknown [91.221.105.244]) by mail.lichtvoll.de (Postfix) with ESMTPSA id 51D83493 for ; Mon, 14 Jul 2014 17:04:23 +0200 (CEST) From: Martin Steigerwald To: linux-btrfs@vger.kernel.org Subject: BTRFS hang with 3.16-rc5 Date: Mon, 14 Jul 2014 17:04:22 +0200 Message-ID: <1502954.OtX3SzjMKZ@merkaba> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Sender: linux-btrfs-owner@vger.kernel.org List-ID: Hi! While with 3.16-rc3 and rc4 I didn´t have a BTRFS hang in several days of usage, with 3-16-rc5 I had a hang again. Less than a hour since booting it. Since the hang bug I and others had with 3.15 and upto 3.16-rc2 usually didn´t happen that quickly after boot and since backtrace looks a bit different from what I have in memory, I post this in a new thread. See thread "Blocked tasks on 3.15.1" for a discussion of previous hang issues. I lost a mail I was about to send with kmail. merkaba:/boot> ps aux | grep D USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND root 162 0.0 0.0 0 0 ? D 15:16 0:02 [kworker/u8:4] root 166 0.0 0.0 0 0 ? D 15:16 0:01 [kworker/u8:8] root 694 0.0 0.0 0 0 ? D 15:16 0:03 [btrfs-transacti] martin 2230 0.1 0.3 407396 51868 ? DN 15:16 0:04 /usr/local/bin/akonadi_baloo_indexer --identifier akonadi_baloo_indexer ms 2720 0.0 0.2 323316 33936 ? DN 15:20 0:02 /usr/local/bin/baloo_file ms 3025 0.1 0.4 823300 66296 ? D 15:21 0:04 /usr/bin/owncloud -session 10cec7d36b000140534103000000249840025_1405343620_420735 ms 3790 7.4 2.3 1750408 386120 ? Dl 15:30 4:14 /usr/bin/iceweasel root 3901 0.0 0.0 0 0 ? D 15:31 0:01 [kworker/u8:0] root 3956 0.0 0.0 0 0 ? D 15:45 0:00 [kworker/u8:7] […] Jul 14 16:00:13 merkaba kernel: [ 2640.529614] INFO: task kworker/u8:4:162 blocked for more than 120 seconds. Jul 14 16:00:13 merkaba kernel: [ 2640.529627] Tainted: G O 3.16.0-rc5-tp520 #4 Jul 14 16:00:13 merkaba kernel: [ 2640.529631] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Jul 14 16:00:13 merkaba kernel: [ 2640.529635] kworker/u8:4 D ffff880405cab660 0 162 2 0x00000000 Jul 14 16:00:13 merkaba kernel: [ 2640.529720] Workqueue: btrfs-flush_delalloc normal_work_helper [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.529725] ffff8804055d3b18 0000000000000002 ffff880407f66240 ffff8804055d3fd8 Jul 14 16:00:13 merkaba kernel: [ 2640.529734] ffff880405cab120 0000000000013080 ffff880405cab120 ffff88041e313080 Jul 14 16:00:13 merkaba kernel: [ 2640.529741] ffff88041e5e7b68 ffff8804055d3bb0 0000000000000002 ffffffff810daffc Jul 14 16:00:13 merkaba kernel: [ 2640.529749] Call Trace: Jul 14 16:00:13 merkaba kernel: [ 2640.529762] [] ? wait_on_page_read+0x37/0x37 Jul 14 16:00:13 merkaba kernel: [ 2640.529772] [] schedule+0x64/0x66 Jul 14 16:00:13 merkaba kernel: [ 2640.529779] [] io_schedule+0x57/0x76 Jul 14 16:00:13 merkaba kernel: [ 2640.529785] [] sleep_on_page+0x9/0xd Jul 14 16:00:13 merkaba kernel: [ 2640.529792] [] __wait_on_bit_lock+0x41/0x85 Jul 14 16:00:13 merkaba kernel: [ 2640.529799] [] __lock_page+0x70/0x7c Jul 14 16:00:13 merkaba kernel: [ 2640.529809] [] ? autoremove_wake_function+0x2f/0x2f Jul 14 16:00:13 merkaba kernel: [ 2640.529862] [] lock_page+0x1e/0x21 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.529906] [] ? lock_page+0x1e/0x21 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.529953] [] extent_write_cache_pages.isra.21.constprop.42+0x1a7/0x2d9 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.529964] [] ? account_entity_enqueue+0x55/0x86 Jul 14 16:00:13 merkaba kernel: [ 2640.529972] [] ? __enqueue_entity+0x67/0x69 Jul 14 16:00:13 merkaba kernel: [ 2640.530016] [] extent_writepages+0x46/0x57 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.530061] [] ? btrfs_submit_direct+0x3ef/0x3ef [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.530103] [] btrfs_writepages+0x23/0x25 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.530109] [] do_writepages+0x1b/0x24 Jul 14 16:00:13 merkaba kernel: [ 2640.530116] [] __filemap_fdatawrite_range+0x50/0x52 Jul 14 16:00:13 merkaba kernel: [ 2640.530122] [] filemap_flush+0x17/0x19 Jul 14 16:00:13 merkaba kernel: [ 2640.530163] [] btrfs_run_delalloc_work+0x2e/0x64 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.530211] [] normal_work_helper+0xdf/0x224 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.530221] [] process_one_work+0x16f/0x2b8 Jul 14 16:00:13 merkaba kernel: [ 2640.530229] [] worker_thread+0x27b/0x32e Jul 14 16:00:13 merkaba kernel: [ 2640.530238] [] ? cancel_delayed_work_sync+0x10/0x10 Jul 14 16:00:13 merkaba kernel: [ 2640.530245] [] kthread+0xb2/0xba Jul 14 16:00:13 merkaba kernel: [ 2640.530253] [] ? iommu_prepare_identity_map+0x1d/0x19d Jul 14 16:00:13 merkaba kernel: [ 2640.530260] [] ? __kthread_parkme+0x62/0x62 Jul 14 16:00:13 merkaba kernel: [ 2640.530267] [] ret_from_fork+0x7c/0xb0 Jul 14 16:00:13 merkaba kernel: [ 2640.530274] [] ? __kthread_parkme+0x62/0x62 Jul 14 16:00:13 merkaba kernel: [ 2640.530280] INFO: task kworker/u8:8:166 blocked for more than 120 seconds. Jul 14 16:00:13 merkaba kernel: [ 2640.530285] Tainted: G O 3.16.0-rc5-tp520 #4 Jul 14 16:00:13 merkaba kernel: [ 2640.530288] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Jul 14 16:00:13 merkaba kernel: [ 2640.530292] kworker/u8:8 D ffff880405b84ef0 0 166 2 0x00000000 Jul 14 16:00:13 merkaba kernel: [ 2640.530340] Workqueue: btrfs-flush_delalloc normal_work_helper [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.530344] ffff880405643b18 0000000000000002 ffff880407f649b0 ffff880405643fd8 Jul 14 16:00:13 merkaba kernel: [ 2640.530351] ffff880405b849b0 0000000000013080 ffff880405b849b0 ffff88041e293080 Jul 14 16:00:13 merkaba kernel: [ 2640.530358] ffff88041e5d0168 ffff880405643bb0 0000000000000002 ffffffff810daffc Jul 14 16:00:13 merkaba kernel: [ 2640.530366] Call Trace: Jul 14 16:00:13 merkaba kernel: [ 2640.530373] [] ? wait_on_page_read+0x37/0x37 Jul 14 16:00:13 merkaba kernel: [ 2640.530381] [] schedule+0x64/0x66 Jul 14 16:00:13 merkaba kernel: [ 2640.530388] [] io_schedule+0x57/0x76 Jul 14 16:00:13 merkaba kernel: [ 2640.530394] [] sleep_on_page+0x9/0xd Jul 14 16:00:13 merkaba kernel: [ 2640.530401] [] __wait_on_bit_lock+0x41/0x85 Jul 14 16:00:13 merkaba kernel: [ 2640.530407] [] __lock_page+0x70/0x7c Jul 14 16:00:13 merkaba kernel: [ 2640.530415] [] ? autoremove_wake_function+0x2f/0x2f Jul 14 16:00:13 merkaba kernel: [ 2640.530458] [] lock_page+0x1e/0x21 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.530498] [] ? lock_page+0x1e/0x21 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.530542] [] extent_write_cache_pages.isra.21.constprop.42+0x1a7/0x2d9 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.530618] [] extent_writepages+0x46/0x57 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.530683] [] ? btrfs_submit_direct+0x3ef/0x3ef [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.530748] [] btrfs_writepages+0x23/0x25 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.530772] [] do_writepages+0x1b/0x24 Jul 14 16:00:13 merkaba kernel: [ 2640.530799] [] __filemap_fdatawrite_range+0x50/0x52 Jul 14 16:00:13 merkaba kernel: [ 2640.530829] [] filemap_flush+0x17/0x19 Jul 14 16:00:13 merkaba kernel: [ 2640.530890] [] btrfs_run_delalloc_work+0x2e/0x64 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.530953] [] normal_work_helper+0xdf/0x224 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.530979] [] process_one_work+0x16f/0x2b8 Jul 14 16:00:13 merkaba kernel: [ 2640.531000] [] worker_thread+0x27b/0x32e Jul 14 16:00:13 merkaba kernel: [ 2640.531008] [] ? cancel_delayed_work_sync+0x10/0x10 Jul 14 16:00:13 merkaba kernel: [ 2640.531015] [] kthread+0xb2/0xba Jul 14 16:00:13 merkaba kernel: [ 2640.531023] [] ? iommu_prepare_identity_map+0x1d/0x19d Jul 14 16:00:13 merkaba kernel: [ 2640.531030] [] ? __kthread_parkme+0x62/0x62 Jul 14 16:00:13 merkaba kernel: [ 2640.531036] [] ret_from_fork+0x7c/0xb0 Jul 14 16:00:13 merkaba kernel: [ 2640.531043] [] ? __kthread_parkme+0x62/0x62 Jul 14 16:00:13 merkaba kernel: [ 2640.531064] INFO: task btrfs-transacti:694 blocked for more than 120 seconds. Jul 14 16:00:13 merkaba kernel: [ 2640.531069] Tainted: G O 3.16.0-rc5-tp520 #4 Jul 14 16:00:13 merkaba kernel: [ 2640.531072] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Jul 14 16:00:13 merkaba kernel: [ 2640.531076] btrfs-transacti D ffff88040231b660 0 694 2 0x00000000 Jul 14 16:00:13 merkaba kernel: [ 2640.531083] ffff880036d87c80 0000000000000002 ffff880407fc0000 ffff880036d87fd8 Jul 14 16:00:13 merkaba kernel: [ 2640.531091] ffff88040231b120 0000000000013080 ffff88040231b120 7fffffffffffffff Jul 14 16:00:13 merkaba kernel: [ 2640.531099] ffff8800beee1278 0000000000000002 ffffffff81470270 ffff8800beee1270 Jul 14 16:00:13 merkaba kernel: [ 2640.531106] Call Trace: Jul 14 16:00:13 merkaba kernel: [ 2640.531115] [] ? michael_mic.part.6+0x1e/0x1e Jul 14 16:00:13 merkaba kernel: [ 2640.531122] [] schedule+0x64/0x66 Jul 14 16:00:13 merkaba kernel: [ 2640.531129] [] schedule_timeout+0x2f/0x114 Jul 14 16:00:13 merkaba kernel: [ 2640.531137] [] ? get_parent_ip+0xd/0x3c Jul 14 16:00:13 merkaba kernel: [ 2640.531142] [] ? preempt_count_add+0x7b/0x8e Jul 14 16:00:13 merkaba kernel: [ 2640.531150] [] __wait_for_common+0x11e/0x163 Jul 14 16:00:13 merkaba kernel: [ 2640.531158] [] ? __wait_for_common+0x11e/0x163 Jul 14 16:00:13 merkaba kernel: [ 2640.531165] [] ? wake_up_state+0xd/0xd Jul 14 16:00:13 merkaba kernel: [ 2640.531173] [] wait_for_completion+0x1f/0x21 Jul 14 16:00:13 merkaba kernel: [ 2640.531218] [] btrfs_wait_and_free_delalloc_work+0x11/0x23 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.531263] [] btrfs_run_ordered_operations+0x1ea/0x21a [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.531331] [] btrfs_commit_transaction+0x22/0x8df [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.531385] [] transaction_kthread+0x107/0x1b9 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.531446] [] ? btrfs_cleanup_transaction+0x43a/0x43a [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.531469] [] kthread+0xb2/0xba Jul 14 16:00:13 merkaba kernel: [ 2640.531477] [] ? iommu_prepare_identity_map+0x1d/0x19d Jul 14 16:00:13 merkaba kernel: [ 2640.531484] [] ? __kthread_parkme+0x62/0x62 Jul 14 16:00:13 merkaba kernel: [ 2640.531490] [] ret_from_fork+0x7c/0xb0 Jul 14 16:00:13 merkaba kernel: [ 2640.531497] [] ? __kthread_parkme+0x62/0x62 Jul 14 16:00:13 merkaba kernel: [ 2640.531589] INFO: task mysqld:2758 blocked for more than 120 seconds. Jul 14 16:00:13 merkaba kernel: [ 2640.531595] Tainted: G O 3.16.0-rc5-tp520 #4 Jul 14 16:00:13 merkaba kernel: [ 2640.531598] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Jul 14 16:00:13 merkaba kernel: [ 2640.531601] mysqld D ffff88034079cef0 0 2758 2738 0x00000000 Jul 14 16:00:13 merkaba kernel: [ 2640.531625] ffff88033d9dfbd8 0000000000000002 ffff880407f66240 ffff88033d9dffd8 Jul 14 16:00:13 merkaba kernel: [ 2640.531645] ffff88034079c9b0 0000000000013080 ffff88034079c9b0 ffff88041e313080 Jul 14 16:00:13 merkaba kernel: [ 2640.531652] ffff88041e5c9268 ffff88033d9dfc70 0000000000000002 ffffffff810daffc Jul 14 16:00:13 merkaba kernel: [ 2640.531660] Call Trace: Jul 14 16:00:13 merkaba kernel: [ 2640.531668] [] ? wait_on_page_read+0x37/0x37 Jul 14 16:00:13 merkaba kernel: [ 2640.531675] [] schedule+0x64/0x66 Jul 14 16:00:13 merkaba kernel: [ 2640.531702] [] io_schedule+0x57/0x76 Jul 14 16:00:13 merkaba kernel: [ 2640.531708] [] sleep_on_page+0x9/0xd Jul 14 16:00:13 merkaba kernel: [ 2640.531715] [] __wait_on_bit_lock+0x41/0x85 Jul 14 16:00:13 merkaba kernel: [ 2640.531721] [] __lock_page+0x70/0x7c Jul 14 16:00:13 merkaba kernel: [ 2640.531741] [] ? autoremove_wake_function+0x2f/0x2f Jul 14 16:00:13 merkaba kernel: [ 2640.531787] [] lock_page+0x1e/0x21 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.531835] [] ? lock_page+0x1e/0x21 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.531880] [] extent_write_cache_pages.isra.21.constprop.42+0x1a7/0x2d9 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.531925] [] extent_writepages+0x46/0x57 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.531967] [] ? btrfs_submit_direct+0x3ef/0x3ef [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.532006] [] btrfs_writepages+0x23/0x25 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.532012] [] do_writepages+0x1b/0x24 Jul 14 16:00:13 merkaba kernel: [ 2640.532018] [] __filemap_fdatawrite_range+0x50/0x52 Jul 14 16:00:13 merkaba kernel: [ 2640.532025] [] filemap_fdatawrite_range+0xe/0x10 Jul 14 16:00:13 merkaba kernel: [ 2640.532067] [] btrfs_sync_file+0x67/0x2bd [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.532074] [] ? __filemap_fdatawrite_range+0x50/0x52 Jul 14 16:00:13 merkaba kernel: [ 2640.532083] [] vfs_fsync_range+0x1c/0x1e Jul 14 16:00:13 merkaba kernel: [ 2640.532090] [] vfs_fsync+0x17/0x19 Jul 14 16:00:13 merkaba kernel: [ 2640.532104] [] ecryptfs_fsync+0x2f/0x34 [ecryptfs] Jul 14 16:00:13 merkaba kernel: [ 2640.532111] [] vfs_fsync_range+0x1c/0x1e Jul 14 16:00:13 merkaba kernel: [ 2640.532117] [] vfs_fsync+0x17/0x19 Jul 14 16:00:13 merkaba kernel: [ 2640.532124] [] do_fsync+0x2c/0x45 Jul 14 16:00:13 merkaba kernel: [ 2640.532132] [] SyS_fsync+0xb/0xf Jul 14 16:00:13 merkaba kernel: [ 2640.532138] [] tracesys+0xdd/0xe2 Jul 14 16:00:13 merkaba kernel: [ 2640.532147] INFO: task mysqld:2832 blocked for more than 120 seconds. Jul 14 16:00:13 merkaba kernel: [ 2640.532151] Tainted: G O 3.16.0-rc5-tp520 #4 Jul 14 16:00:13 merkaba kernel: [ 2640.532155] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Jul 14 16:00:13 merkaba kernel: [ 2640.532158] mysqld D ffff88009699b660 0 2832 2738 0x00000000 Jul 14 16:00:13 merkaba kernel: [ 2640.532165] ffff88032f9fbbd8 0000000000000002 ffffffff81a15500 ffff88032f9fbfd8 Jul 14 16:00:13 merkaba kernel: [ 2640.532173] ffff88009699b120 0000000000013080 ffff88009699b120 ffff88041e213080 Jul 14 16:00:13 merkaba kernel: [ 2640.532180] ffff88041e5bb468 ffff88032f9fbc70 0000000000000002 ffffffff810daffc Jul 14 16:00:13 merkaba kernel: [ 2640.532187] Call Trace: Jul 14 16:00:13 merkaba kernel: [ 2640.532194] [] ? wait_on_page_read+0x37/0x37 Jul 14 16:00:13 merkaba kernel: [ 2640.532201] [] schedule+0x64/0x66 Jul 14 16:00:13 merkaba kernel: [ 2640.532209] [] io_schedule+0x57/0x76 Jul 14 16:00:13 merkaba kernel: [ 2640.532214] [] sleep_on_page+0x9/0xd Jul 14 16:00:13 merkaba kernel: [ 2640.532221] [] __wait_on_bit_lock+0x41/0x85 Jul 14 16:00:13 merkaba kernel: [ 2640.532227] [] __lock_page+0x70/0x7c Jul 14 16:00:13 merkaba kernel: [ 2640.532236] [] ? autoremove_wake_function+0x2f/0x2f Jul 14 16:00:13 merkaba kernel: [ 2640.532283] [] lock_page+0x1e/0x21 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.532323] [] ? lock_page+0x1e/0x21 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.532366] [] extent_write_cache_pages.isra.21.constprop.42+0x1a7/0x2d9 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.532410] [] extent_writepages+0x46/0x57 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.532452] [] ? btrfs_submit_direct+0x3ef/0x3ef [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.532490] [] btrfs_writepages+0x23/0x25 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.532497] [] do_writepages+0x1b/0x24 Jul 14 16:00:13 merkaba kernel: [ 2640.532507] [] __filemap_fdatawrite_range+0x50/0x52 Jul 14 16:00:13 merkaba kernel: [ 2640.532513] [] filemap_fdatawrite_range+0xe/0x10 Jul 14 16:00:13 merkaba kernel: [ 2640.532577] [] btrfs_sync_file+0x67/0x2bd [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.532608] [] ? __filemap_fdatawrite_range+0x50/0x52 Jul 14 16:00:13 merkaba kernel: [ 2640.532643] [] vfs_fsync_range+0x1c/0x1e Jul 14 16:00:13 merkaba kernel: [ 2640.532677] [] vfs_fsync+0x17/0x19 Jul 14 16:00:13 merkaba kernel: [ 2640.532712] [] ecryptfs_fsync+0x2f/0x34 [ecryptfs] Jul 14 16:00:13 merkaba kernel: [ 2640.532741] [] vfs_fsync_range+0x1c/0x1e Jul 14 16:00:13 merkaba kernel: [ 2640.532774] [] vfs_fsync+0x17/0x19 Jul 14 16:00:13 merkaba kernel: [ 2640.532785] [] do_fsync+0x2c/0x45 Jul 14 16:00:13 merkaba kernel: [ 2640.532792] [] SyS_fsync+0xb/0xf Jul 14 16:00:13 merkaba kernel: [ 2640.532798] [] tracesys+0xdd/0xe2 Jul 14 16:00:13 merkaba kernel: [ 2640.532821] INFO: task Cache I/O:3820 blocked for more than 120 seconds. Jul 14 16:00:13 merkaba kernel: [ 2640.532826] Tainted: G O 3.16.0-rc5-tp520 #4 Jul 14 16:00:13 merkaba kernel: [ 2640.532829] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Jul 14 16:00:13 merkaba kernel: [ 2640.532833] Cache I/O D ffff880272b08540 0 3820 2660 0x00000000 Jul 14 16:00:13 merkaba kernel: [ 2640.532840] ffff880272aabbd8 0000000000000002 ffffffff81a15500 ffff880272aabfd8 Jul 14 16:00:13 merkaba kernel: [ 2640.532847] ffff880272b08000 0000000000013080 ffff880272b08000 ffff88041e213080 Jul 14 16:00:13 merkaba kernel: [ 2640.532854] ffff88041e5c5968 ffff880272aabc70 0000000000000002 ffffffff810daffc Jul 14 16:00:13 merkaba kernel: [ 2640.532862] Call Trace: Jul 14 16:00:13 merkaba kernel: [ 2640.532869] [] ? wait_on_page_read+0x37/0x37 Jul 14 16:00:13 merkaba kernel: [ 2640.532876] [] schedule+0x64/0x66 Jul 14 16:00:13 merkaba kernel: [ 2640.532883] [] io_schedule+0x57/0x76 Jul 14 16:00:13 merkaba kernel: [ 2640.532889] [] sleep_on_page+0x9/0xd Jul 14 16:00:13 merkaba kernel: [ 2640.532896] [] __wait_on_bit_lock+0x41/0x85 Jul 14 16:00:13 merkaba kernel: [ 2640.532902] [] __lock_page+0x70/0x7c Jul 14 16:00:13 merkaba kernel: [ 2640.532910] [] ? autoremove_wake_function+0x2f/0x2f Jul 14 16:00:13 merkaba kernel: [ 2640.532953] [] lock_page+0x1e/0x21 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.533013] [] ? lock_page+0x1e/0x21 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.533082] [] extent_write_cache_pages.isra.21.constprop.42+0x1a7/0x2d9 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.533111] [] ? rcu_read_unlock_sched_notrace+0x17/0x17 Jul 14 16:00:13 merkaba kernel: [ 2640.533117] [] ? generic_perform_write+0x13c/0x179 Jul 14 16:00:13 merkaba kernel: [ 2640.533124] [] ? find_get_pages_tag+0xfc/0x123 Jul 14 16:00:13 merkaba kernel: [ 2640.533166] [] extent_writepages+0x46/0x57 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.533209] [] ? btrfs_submit_direct+0x3ef/0x3ef [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.533263] [] btrfs_writepages+0x23/0x25 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.533269] [] do_writepages+0x1b/0x24 Jul 14 16:00:13 merkaba kernel: [ 2640.533279] [] __filemap_fdatawrite_range+0x50/0x52 Jul 14 16:00:13 merkaba kernel: [ 2640.533285] [] filemap_fdatawrite_range+0xe/0x10 Jul 14 16:00:13 merkaba kernel: [ 2640.533328] [] btrfs_sync_file+0x84/0x2bd [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.533334] [] ? __filemap_fdatawrite_range+0x50/0x52 Jul 14 16:00:13 merkaba kernel: [ 2640.533342] [] vfs_fsync_range+0x1c/0x1e Jul 14 16:00:13 merkaba kernel: [ 2640.533349] [] vfs_fsync+0x17/0x19 Jul 14 16:00:13 merkaba kernel: [ 2640.533362] [] ecryptfs_fsync+0x2f/0x34 [ecryptfs] Jul 14 16:00:13 merkaba kernel: [ 2640.533369] [] vfs_fsync_range+0x1c/0x1e Jul 14 16:00:13 merkaba kernel: [ 2640.533375] [] vfs_fsync+0x17/0x19 Jul 14 16:00:13 merkaba kernel: [ 2640.533382] [] do_fsync+0x2c/0x45 Jul 14 16:00:13 merkaba kernel: [ 2640.533389] [] SyS_fsync+0xb/0xf Jul 14 16:00:13 merkaba kernel: [ 2640.533395] [] tracesys+0xdd/0xe2 Jul 14 16:00:13 merkaba kernel: [ 2640.533405] INFO: task kworker/u8:0:3901 blocked for more than 120 seconds. Jul 14 16:00:13 merkaba kernel: [ 2640.533409] Tainted: G O 3.16.0-rc5-tp520 #4 Jul 14 16:00:13 merkaba kernel: [ 2640.533413] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Jul 14 16:00:13 merkaba kernel: [ 2640.533416] kworker/u8:0 D ffff880407f00540 0 3901 2 0x00000000 Jul 14 16:00:13 merkaba kernel: [ 2640.533466] Workqueue: btrfs-delalloc normal_work_helper [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.533470] ffff880062757838 0000000000000002 ffff880407f649b0 ffff880062757fd8 Jul 14 16:00:13 merkaba kernel: [ 2640.533478] ffff880407f00000 0000000000013080 ffff880407f00000 ffff88041e293080 Jul 14 16:00:13 merkaba kernel: [ 2640.533485] ffff88041e5d2e68 ffff8800627578d0 0000000000000002 ffffffff810daffc Jul 14 16:00:13 merkaba kernel: [ 2640.533493] Call Trace: Jul 14 16:00:13 merkaba kernel: [ 2640.533499] [] ? wait_on_page_read+0x37/0x37 Jul 14 16:00:13 merkaba kernel: [ 2640.533507] [] schedule+0x64/0x66 Jul 14 16:00:13 merkaba kernel: [ 2640.533514] [] io_schedule+0x57/0x76 Jul 14 16:00:13 merkaba kernel: [ 2640.533537] [] sleep_on_page+0x9/0xd Jul 14 16:00:13 merkaba kernel: [ 2640.533545] [] __wait_on_bit_lock+0x41/0x85 Jul 14 16:00:13 merkaba kernel: [ 2640.533556] [] __lock_page+0x70/0x7c Jul 14 16:00:13 merkaba kernel: [ 2640.533588] [] ? autoremove_wake_function+0x2f/0x2f Jul 14 16:00:13 merkaba kernel: [ 2640.533623] [] lock_page+0x19/0x1c Jul 14 16:00:13 merkaba kernel: [ 2640.533652] [] ? lock_page+0x19/0x1c Jul 14 16:00:13 merkaba kernel: [ 2640.533676] [] pagecache_get_page+0x60/0x149 Jul 14 16:00:13 merkaba kernel: [ 2640.533726] [] io_ctl_prepare_pages+0x63/0x127 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.533774] [] __load_free_space_cache+0x1ca/0x521 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.533821] [] load_free_space_cache+0xe1/0x18f [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.533869] [] cache_block_group+0x1b9/0x330 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.533884] [] ? finish_wait+0x5d/0x5d Jul 14 16:00:13 merkaba kernel: [ 2640.533927] [] find_free_extent+0x3b0/0x970 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.533965] [] btrfs_reserve_extent+0x6f/0x119 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.534008] [] cow_file_range+0x1a6/0x377 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.534054] [] ? extent_write_locked_range+0x10c/0x11e [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.534096] [] submit_compressed_extents+0x100/0x3fc [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.534105] [] ? kfree+0xf0/0x130 Jul 14 16:00:13 merkaba kernel: [ 2640.534148] [] async_cow_submit+0x82/0x87 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.534195] [] normal_work_helper+0x153/0x224 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.534204] [] process_one_work+0x16f/0x2b8 Jul 14 16:00:13 merkaba kernel: [ 2640.534212] [] worker_thread+0x27b/0x32e Jul 14 16:00:13 merkaba kernel: [ 2640.534220] [] ? cancel_delayed_work_sync+0x10/0x10 Jul 14 16:00:13 merkaba kernel: [ 2640.534226] [] kthread+0xb2/0xba Jul 14 16:00:13 merkaba kernel: [ 2640.534235] [] ? iommu_prepare_identity_map+0x1d/0x19d Jul 14 16:00:13 merkaba kernel: [ 2640.534242] [] ? __kthread_parkme+0x62/0x62 Jul 14 16:00:13 merkaba kernel: [ 2640.534248] [] ret_from_fork+0x7c/0xb0 Jul 14 16:00:13 merkaba kernel: [ 2640.534254] [] ? __kthread_parkme+0x62/0x62 Jul 14 16:00:13 merkaba kernel: [ 2640.534262] INFO: task kworker/u8:7:3956 blocked for more than 120 seconds. Jul 14 16:00:13 merkaba kernel: [ 2640.534266] Tainted: G O 3.16.0-rc5-tp520 #4 Jul 14 16:00:13 merkaba kernel: [ 2640.534269] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Jul 14 16:00:13 merkaba kernel: [ 2640.534273] kworker/u8:7 D ffff880268063660 0 3956 2 0x00000000 Jul 14 16:00:13 merkaba kernel: [ 2640.534290] Workqueue: writeback bdi_writeback_workfn (flush-btrfs-2) Jul 14 16:00:13 merkaba kernel: [ 2640.534299] ffff8802470b79b8 0000000000000002 ffff880407fc0000 ffff8802470b7fd8 Jul 14 16:00:13 merkaba kernel: [ 2640.534312] ffff880268063120 0000000000013080 ffff880268063120 ffff88041e393080 Jul 14 16:00:13 merkaba kernel: [ 2640.534323] ffff88041e5d0a68 ffff8802470b7a50 0000000000000002 ffffffff810daffc Jul 14 16:00:13 merkaba kernel: [ 2640.534332] Call Trace: Jul 14 16:00:13 merkaba kernel: [ 2640.534339] [] ? wait_on_page_read+0x37/0x37 Jul 14 16:00:13 merkaba kernel: [ 2640.534351] [] schedule+0x64/0x66 Jul 14 16:00:13 merkaba kernel: [ 2640.534358] [] io_schedule+0x57/0x76 Jul 14 16:00:13 merkaba kernel: [ 2640.534363] [] sleep_on_page+0x9/0xd Jul 14 16:00:13 merkaba kernel: [ 2640.534371] [] __wait_on_bit_lock+0x41/0x85 Jul 14 16:00:13 merkaba kernel: [ 2640.534377] [] __lock_page+0x70/0x7c Jul 14 16:00:13 merkaba kernel: [ 2640.534384] [] ? autoremove_wake_function+0x2f/0x2f Jul 14 16:00:13 merkaba kernel: [ 2640.534428] [] lock_page+0x1e/0x21 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.534468] [] ? lock_page+0x1e/0x21 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.534512] [] extent_write_cache_pages.isra.21.constprop.42+0x1a7/0x2d9 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.534573] [] extent_writepages+0x46/0x57 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.534638] [] ? btrfs_submit_direct+0x3ef/0x3ef [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.534701] [] btrfs_writepages+0x23/0x25 [btrfs] Jul 14 16:00:13 merkaba kernel: [ 2640.534728] [] do_writepages+0x1b/0x24 Jul 14 16:00:13 merkaba kernel: [ 2640.534762] [] __writeback_single_inode+0x58/0x212 Jul 14 16:00:13 merkaba kernel: [ 2640.534792] [] writeback_sb_inodes+0x1e9/0x32e Jul 14 16:00:13 merkaba kernel: [ 2640.534806] [] __writeback_inodes_wb+0x7a/0xb0 Jul 14 16:00:13 merkaba kernel: [ 2640.534814] [] wb_writeback+0x116/0x270 Jul 14 16:00:13 merkaba kernel: [ 2640.534821] [] bdi_writeback_workfn+0x171/0x313 Jul 14 16:00:13 merkaba kernel: [ 2640.534830] [] process_one_work+0x16f/0x2b8 Jul 14 16:00:13 merkaba kernel: [ 2640.534838] [] worker_thread+0x27b/0x32e Jul 14 16:00:13 merkaba kernel: [ 2640.534846] [] ? cancel_delayed_work_sync+0x10/0x10 Jul 14 16:00:13 merkaba kernel: [ 2640.534853] [] kthread+0xb2/0xba Jul 14 16:00:13 merkaba kernel: [ 2640.534861] [] ? iommu_prepare_identity_map+0x1d/0x19d Jul 14 16:00:13 merkaba kernel: [ 2640.534868] [] ? __kthread_parkme+0x62/0x62 Jul 14 16:00:13 merkaba kernel: [ 2640.534874] [] ret_from_fork+0x7c/0xb0 Jul 14 16:00:13 merkaba kernel: [ 2640.534881] [] ? __kthread_parkme+0x62/0x62 Jul 14 16:02:13 merkaba kernel: [ 2760.554316] INFO: task kworker/u8:4:162 blocked for more than 120 seconds. Jul 14 16:02:13 merkaba kernel: [ 2760.554328] Tainted: G O 3.16.0-rc5-tp520 #4 Jul 14 16:02:13 merkaba kernel: [ 2760.554332] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Jul 14 16:02:13 merkaba kernel: [ 2760.554336] kworker/u8:4 D ffff880405cab660 0 162 2 0x00000000 Jul 14 16:02:13 merkaba kernel: [ 2760.554429] Workqueue: btrfs-flush_delalloc normal_work_helper [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.554436] ffff8804055d3b18 0000000000000002 ffff880407f66240 ffff8804055d3fd8 Jul 14 16:02:13 merkaba kernel: [ 2760.554444] ffff880405cab120 0000000000013080 ffff880405cab120 ffff88041e313080 Jul 14 16:02:13 merkaba kernel: [ 2760.554451] ffff88041e5e7b68 ffff8804055d3bb0 0000000000000002 ffffffff810daffc Jul 14 16:02:13 merkaba kernel: [ 2760.554459] Call Trace: Jul 14 16:02:13 merkaba kernel: [ 2760.554473] [] ? wait_on_page_read+0x37/0x37 Jul 14 16:02:13 merkaba kernel: [ 2760.554483] [] schedule+0x64/0x66 Jul 14 16:02:13 merkaba kernel: [ 2760.554491] [] io_schedule+0x57/0x76 Jul 14 16:02:13 merkaba kernel: [ 2760.554497] [] sleep_on_page+0x9/0xd Jul 14 16:02:13 merkaba kernel: [ 2760.554504] [] __wait_on_bit_lock+0x41/0x85 Jul 14 16:02:13 merkaba kernel: [ 2760.554510] [] __lock_page+0x70/0x7c Jul 14 16:02:13 merkaba kernel: [ 2760.554521] [] ? autoremove_wake_function+0x2f/0x2f Jul 14 16:02:13 merkaba kernel: [ 2760.554577] [] lock_page+0x1e/0x21 [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.554624] [] ? lock_page+0x1e/0x21 [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.554673] [] extent_write_cache_pages.isra.21.constprop.42+0x1a7/0x2d9 [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.554685] [] ? account_entity_enqueue+0x55/0x86 Jul 14 16:02:13 merkaba kernel: [ 2760.554693] [] ? __enqueue_entity+0x67/0x69 Jul 14 16:02:13 merkaba kernel: [ 2760.554740] [] extent_writepages+0x46/0x57 [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.554787] [] ? btrfs_submit_direct+0x3ef/0x3ef [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.554832] [] btrfs_writepages+0x23/0x25 [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.554838] [] do_writepages+0x1b/0x24 Jul 14 16:02:13 merkaba kernel: [ 2760.554845] [] __filemap_fdatawrite_range+0x50/0x52 Jul 14 16:02:13 merkaba kernel: [ 2760.554852] [] filemap_flush+0x17/0x19 Jul 14 16:02:13 merkaba kernel: [ 2760.554897] [] btrfs_run_delalloc_work+0x2e/0x64 [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.554949] [] normal_work_helper+0xdf/0x224 [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.554959] [] process_one_work+0x16f/0x2b8 Jul 14 16:02:13 merkaba kernel: [ 2760.554967] [] worker_thread+0x27b/0x32e Jul 14 16:02:13 merkaba kernel: [ 2760.554975] [] ? cancel_delayed_work_sync+0x10/0x10 Jul 14 16:02:13 merkaba kernel: [ 2760.554982] [] kthread+0xb2/0xba Jul 14 16:02:13 merkaba kernel: [ 2760.554991] [] ? iommu_prepare_identity_map+0x1d/0x19d Jul 14 16:02:13 merkaba kernel: [ 2760.554998] [] ? __kthread_parkme+0x62/0x62 Jul 14 16:02:13 merkaba kernel: [ 2760.555005] [] ret_from_fork+0x7c/0xb0 Jul 14 16:02:13 merkaba kernel: [ 2760.555012] [] ? __kthread_parkme+0x62/0x62 Jul 14 16:02:13 merkaba kernel: [ 2760.555019] INFO: task kworker/u8:8:166 blocked for more than 120 seconds. Jul 14 16:02:13 merkaba kernel: [ 2760.555024] Tainted: G O 3.16.0-rc5-tp520 #4 Jul 14 16:02:13 merkaba kernel: [ 2760.555028] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Jul 14 16:02:13 merkaba kernel: [ 2760.555031] kworker/u8:8 D ffff880405b84ef0 0 166 2 0x00000000 Jul 14 16:02:13 merkaba kernel: [ 2760.555085] Workqueue: btrfs-flush_delalloc normal_work_helper [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.555089] ffff880405643b18 0000000000000002 ffff880407f649b0 ffff880405643fd8 Jul 14 16:02:13 merkaba kernel: [ 2760.555097] ffff880405b849b0 0000000000013080 ffff880405b849b0 ffff88041e293080 Jul 14 16:02:13 merkaba kernel: [ 2760.555104] ffff88041e5d0168 ffff880405643bb0 0000000000000002 ffffffff810daffc Jul 14 16:02:13 merkaba kernel: [ 2760.555112] Call Trace: Jul 14 16:02:13 merkaba kernel: [ 2760.555120] [] ? wait_on_page_read+0x37/0x37 Jul 14 16:02:13 merkaba kernel: [ 2760.555128] [] schedule+0x64/0x66 Jul 14 16:02:13 merkaba kernel: [ 2760.555136] [] io_schedule+0x57/0x76 Jul 14 16:02:13 merkaba kernel: [ 2760.555141] [] sleep_on_page+0x9/0xd Jul 14 16:02:13 merkaba kernel: [ 2760.555149] [] __wait_on_bit_lock+0x41/0x85 Jul 14 16:02:13 merkaba kernel: [ 2760.555155] [] __lock_page+0x70/0x7c Jul 14 16:02:13 merkaba kernel: [ 2760.555162] [] ? autoremove_wake_function+0x2f/0x2f Jul 14 16:02:13 merkaba kernel: [ 2760.555246] [] lock_page+0x1e/0x21 [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.555299] [] ? lock_page+0x1e/0x21 [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.555371] [] extent_write_cache_pages.isra.21.constprop.42+0x1a7/0x2d9 [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.555435] [] extent_writepages+0x46/0x57 [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.555497] [] ? btrfs_submit_direct+0x3ef/0x3ef [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.555557] [] btrfs_writepages+0x23/0x25 [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.555588] [] do_writepages+0x1b/0x24 Jul 14 16:02:13 merkaba kernel: [ 2760.555615] [] __filemap_fdatawrite_range+0x50/0x52 Jul 14 16:02:13 merkaba kernel: [ 2760.555645] [] filemap_flush+0x17/0x19 Jul 14 16:02:13 merkaba kernel: [ 2760.555691] [] btrfs_run_delalloc_work+0x2e/0x64 [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.555738] [] normal_work_helper+0xdf/0x224 [btrfs] Jul 14 16:02:13 merkaba kernel: [ 2760.555747] [] process_one_work+0x16f/0x2b8 Jul 14 16:02:13 merkaba kernel: [ 2760.555755] [] worker_thread+0x27b/0x32e Jul 14 16:02:13 merkaba kernel: [ 2760.555763] [] ? cancel_delayed_work_sync+0x10/0x10 Jul 14 16:02:13 merkaba kernel: [ 2760.555770] [] kthread+0xb2/0xba Jul 14 16:02:13 merkaba kernel: [ 2760.555778] [] ? iommu_prepare_identity_map+0x1d/0x19d Jul 14 16:02:13 merkaba kernel: [ 2760.555785] [] ? __kthread_parkme+0x62/0x62 Jul 14 16:02:13 merkaba kernel: [ 2760.555791] [] ret_from_fork+0x7c/0xb0 Jul 14 16:02:13 merkaba kernel: [ 2760.555798] [] ? __kthread_parkme+0x62/0x62 Jul 14 16:07:16 merkaba kernel: [ 3063.762354] e1000e: eth0 NIC Link is Down Jul 14 16:07:48 merkaba kernel: [ 3095.667377] e1000e: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: Rx/Tx Jul 14 16:07:48 merkaba kernel: [ 3095.667490] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready Jul 14 16:29:12 merkaba kernel: [ 0.000000] Initializing cgroup subsys cpuset Jul 14 16:29:12 merkaba kernel: [ 0.000000] Initializing cgroup subsys cpu Jul 14 16:29:12 merkaba kernel: [ 0.000000] Initializing cgroup subsys cpuacct Jul 14 16:29:12 merkaba kernel: [ 0.000000] Linux version 3.16.0-rc5-tp520 (martin@merkaba) (gcc version 4.9.0 (Debian 4.9.0-10) ) #4 SMP PREEMPT Mon Jul 14 14:21:02 CEST 2014 Jul 14 16:29:12 merkaba kernel: [ 0.000000] Command line: BOOT_IMAGE=/vmlinuz-3.16.0-rc5-tp520 root=/dev/mapper/sata-debian ro rootflags=subvol=debian init=/bin/systemd resume=/dev/mapper/sata-swap Ciao, -- Martin 'Helios' Steigerwald - http://www.Lichtvoll.de GPG: 03B0 0D6C 0040 0710 4AFA B82F 991B EAAC A599 84C7