Public bug reported: I have ubuntu 13.04-13.10 with kernel 3.8-3.12 (from distributive and from http://kernel.ubuntu.com/~kernel-ppa/mainline/ ) Sometimes (in 1-3-5-... minutes) then some program use disk i has freeze it program, and if different program use disk in it time - it may freeze too.
Now uname -a : Linux Ubunto4ka 3.11.7-031107-generic #201311040853 SMP Mon Nov 4 13:54:11 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux cat /proc/version Linux version 3.11.7-031107-generic (apw@gomeisa) (gcc version 4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5) ) #201311040853 SMP Mon Nov 4 13:54:11 UTC 2013 apt-cache policy linux-image-3.11.7-031107-generic *** 3.11.7-031107.201311040853 (from http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.11.7-saucy/ ) cat /proc/mounts |grep btrf /dev/sda1 / btrfs rw,noatime,compress=zlib,space_cache 0 0 /dev/sda5 /data btrfs rw,noatime,compress=zlib,space_cache 0 0 /dev/sda5 /home btrfs rw,noatime,compress=zlib,space_cache 0 0 btrfs --version Btrfs v0.20-rc1 apt-cache policy btrfs-tools *** 0.19+20130705-1 0 500 http://mirror.yandex.ru/ubuntu/ saucy/main amd64 Packages Some logs from dmesg -Tx : Nov 8 17:27:52 Ubunto4ka kernel: [177440.972570] INFO: task okular:28758 blocked for more than 120 seconds. Nov 8 17:27:52 Ubunto4ka kernel: [177440.972570] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Nov 8 17:27:52 Ubunto4ka kernel: [177440.972571] okular D 0000000000000003 0 28758 1772 0x00000000 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972573] ffff880094b37948 0000000000000046 ffff880136f32198 ffff880137378800 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972575] ffff880094b37fd8 ffff880094b37fd8 ffff880094b37fd8 0000000000014540 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972576] ffff880139370000 ffff88002a814650 ffff880094b37958 ffff880138be0000 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972578] Call Trace: Nov 8 17:27:52 Ubunto4ka kernel: [177440.972580] [<ffffffff8171ec99>] schedule+0x29/0x70 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972588] [<ffffffffa006c6f1>] wait_current_trans.isra.31+0xc1/0x120 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972590] [<ffffffff81089b00>] ? add_wait_queue+0x60/0x60 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972598] [<ffffffffa006e53e>] start_transaction.part.33+0x2de/0x500 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972605] [<ffffffffa006e789>] start_transaction+0x29/0x30 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972612] [<ffffffffa006e9db>] btrfs_start_transaction+0x1b/0x20 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972620] [<ffffffffa0079067>] btrfs_setsize.isra.56+0x57/0x1b0 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972628] [<ffffffffa0079292>] btrfs_setattr+0xd2/0xf0 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972630] [<ffffffff811cecb3>] notify_change+0x1d3/0x390 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972632] [<ffffffff812b8da4>] ? truncate_upper.isra.16+0x134/0x230 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972634] [<ffffffff812b8ff8>] ecryptfs_setattr+0x158/0x320 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972644] [<ffffffff811cecb3>] notify_change+0x1d3/0x390 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972646] [<ffffffff811b147e>] do_truncate+0x5e/0xa0 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972648] [<ffffffff811be2eb>] handle_truncate+0x6b/0xa0 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972650] [<ffffffff811c2c12>] do_last+0x5d2/0x770 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972652] [<ffffffff811c2e74>] path_openat+0xc4/0x4f0 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972654] [<ffffffff811c3653>] ? user_path_at_empty+0x63/0xa0 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972657] [<ffffffff811c36f3>] do_filp_open+0x43/0xa0 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972659] [<ffffffff811d02a5>] ? __alloc_fd+0xd5/0x160 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972661] [<ffffffff811b26f2>] do_sys_open+0x132/0x220 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972663] [<ffffffff811b27fe>] SyS_open+0x1e/0x20 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972664] [<ffffffff8172951d>] system_call_fastpath+0x1a/0x1f Nov 8 17:27:52 Ubunto4ka kernel: [177440.972286] INFO: task enlightenment:1720 blocked for more than 120 seconds. Nov 8 17:27:52 Ubunto4ka kernel: [177440.972289] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Nov 8 17:27:52 Ubunto4ka kernel: [177440.972291] enlightenment D 0000000000000000 0 1720 1715 0x00000000 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972294] ffff8801106679e8 0000000000000046 ffff880136f32198 ffff880137378800 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972296] ffff880110667fd8 ffff880110667fd8 ffff880110667fd8 0000000000014540 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972298] ffffffff81c14440 ffff880110668000 ffff8801106679f8 ffff880138be0000 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972301] Call Trace: Nov 8 17:27:52 Ubunto4ka kernel: [177440.972307] [<ffffffff8171ec99>] schedule+0x29/0x70 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972328] [<ffffffffa006c6f1>] wait_current_trans.isra.31+0xc1/0x120 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972332] [<ffffffff81089b00>] ? add_wait_queue+0x60/0x60 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972341] [<ffffffffa006e53e>] start_transaction.part.33+0x2de/0x500 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972349] [<ffffffffa006e789>] start_transaction+0x29/0x30 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972357] [<ffffffffa006e9db>] btrfs_start_transaction+0x1b/0x20 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972366] [<ffffffffa007c936>] btrfs_create+0x46/0x220 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972369] [<ffffffff812ef5bc>] ? security_inode_permission+0x1c/0x30 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972372] [<ffffffff811c2405>] vfs_create+0xb5/0x120 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972374] [<ffffffff812b8787>] ecryptfs_do_create+0x57/0x130 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972376] [<ffffffff812b9ccb>] ecryptfs_create+0x2b/0xc0 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972378] [<ffffffff811c2405>] vfs_create+0xb5/0x120 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972380] [<ffffffff811c25ae>] lookup_open+0x13e/0x1d0 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972383] [<ffffffff811bf1d8>] ? inode_permission+0x18/0x50 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972385] [<ffffffff811d2af8>] ? __mnt_want_write+0x58/0x70 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972387] [<ffffffff811c2947>] do_last+0x307/0x770 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972397] [<ffffffff811c2e74>] path_openat+0xc4/0x4f0 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972399] [<ffffffff811c36f3>] do_filp_open+0x43/0xa0 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972401] [<ffffffff811d02a5>] ? __alloc_fd+0xd5/0x160 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972404] [<ffffffff811b26f2>] do_sys_open+0x132/0x220 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972405] [<ffffffff811c771e>] ? SyS_select+0xce/0x100 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972407] [<ffffffff811b27fe>] SyS_open+0x1e/0x20 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972410] [<ffffffff8172951d>] system_call_fastpath+0x1a/0x1f Nov 8 17:27:52 Ubunto4ka kernel: [177440.972417] INFO: task BrowserBlocking:3147 blocked for more than 120 seconds. Nov 8 17:27:52 Ubunto4ka kernel: [177440.972418] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Nov 8 17:27:52 Ubunto4ka kernel: [177440.972419] BrowserBlocking D 0000000000000000 0 3147 1720 0x00000000 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972421] ffff880054d2fd88 0000000000000046 ffffea00010eee40 ffffea00001fb700 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972422] ffff880054d2ffd8 ffff880054d2ffd8 ffff880054d2ffd8 0000000000014540 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972424] ffffffff81c14440 ffff88004c6dc650 ffff880054d2fd98 ffff880138be0000 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972426] Call Trace: Nov 8 17:27:52 Ubunto4ka kernel: [177440.972428] [<ffffffff8171ec99>] schedule+0x29/0x70 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972436] [<ffffffffa006c6f1>] wait_current_trans.isra.31+0xc1/0x120 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972438] [<ffffffff81089b00>] ? add_wait_queue+0x60/0x60 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972445] [<ffffffffa006e53e>] start_transaction.part.33+0x2de/0x500 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972453] [<ffffffffa0070928>] ? btrfs_writepages+0x28/0x30 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972460] [<ffffffffa006e789>] start_transaction+0x29/0x30 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972467] [<ffffffffa006e9db>] btrfs_start_transaction+0x1b/0x20 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972476] [<ffffffffa007ef4d>] btrfs_sync_file+0x17d/0x2b0 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972479] [<ffffffff811e25fb>] vfs_fsync+0x2b/0x40 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972481] [<ffffffff812b808d>] ecryptfs_fsync+0x3d/0x50 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972482] [<ffffffff811e26dd>] do_fsync+0x5d/0x90 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972484] [<ffffffff811b3da0>] ? SyS_read+0x70/0xa0 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972486] [<ffffffff811e2ae3>] SyS_fdatasync+0x13/0x20 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972488] [<ffffffff8172951d>] system_call_fastpath+0x1a/0x1f Nov 8 17:27:52 Ubunto4ka kernel: [177440.972490] INFO: task BrowserBlocking:3150 blocked for more than 120 seconds. Nov 8 17:27:52 Ubunto4ka kernel: [177440.972490] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Nov 8 17:27:52 Ubunto4ka kernel: [177440.972491] BrowserBlocking D 0000000000000002 0 3150 1720 0x00000000 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972493] ffff88004c375d28 0000000000000046 ffff88004c375cd8 ffffffffa0087de2 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972495] ffff88004c375fd8 ffff88004c375fd8 ffff88004c375fd8 0000000000014540 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972496] ffff88013935ddc0 ffff88004c655dc0 ffff88004c375d38 ffff880137378800 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972498] Call Trace: Nov 8 17:27:52 Ubunto4ka kernel: [177440.972507] [<ffffffffa0087de2>] ? free_extent_buffer.part.40+0x32/0x90 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972509] [<ffffffff8171ec99>] schedule+0x29/0x70 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972518] [<ffffffffa00a41fc>] wait_log_commit.isra.22+0x10c/0x130 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972520] [<ffffffff81089b00>] ? add_wait_queue+0x60/0x60 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972529] [<ffffffffa00a9c72>] btrfs_sync_log+0x442/0x6d0 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972531] [<ffffffff811c9e39>] ? dput+0x49/0x220 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972539] [<ffffffffa007f055>] btrfs_sync_file+0x285/0x2b0 [btrfs] Nov 8 17:27:52 Ubunto4ka kernel: [177440.972541] [<ffffffff811e25fb>] vfs_fsync+0x2b/0x40 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972543] [<ffffffff812b808d>] ecryptfs_fsync+0x3d/0x50 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972545] [<ffffffff811e26dd>] do_fsync+0x5d/0x90 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972546] [<ffffffff811b3f76>] ? SyS_pwrite64+0x66/0xa0 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972548] [<ffffffff811e2ac0>] SyS_fsync+0x10/0x20 Nov 8 17:27:52 Ubunto4ka kernel: [177440.972550] [<ffffffff8172951d>] system_call_fastpath+0x1a/0x1f ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Tags: btrfs linux ** Attachment added: "lspci-vnvn.log" https://bugs.launchpad.net/bugs/1250828/+attachment/3907950/+files/lspci-vnvn.log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1250828 Title: freeze on diskIO without real IO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1250828/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
