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Message-ID: <20150224122901.GC343@x4> Date: Tue, 24 Feb 2015 13:29:01 +0100 From: Markus Trippelsdorf <markus@...ppelsdorf.de> To: Chris Mason <clm@...com>, linux-btrfs <linux-btrfs@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org> Subject: WARNING: CPU: 2 PID: 32343 at fs/btrfs/inode.c:8693 btrfs_destroy_inode+0x278/0x2a0() On 2015.02.20 at 11:09 +0100, Markus Trippelsdorf wrote: > > I get the following warnings during Firefox LTO build. lto1-wpa-stream > outputs the final object files in parallel and therefore stresses the > filessystem. > These warnings started with the git merge above. > > The disk is a conventional drive: > > [ 2.438132] scsi 1:0:0:0: Direct-Access ATA ST2000DM001-1CH1 CC29 PQ: 0 ANSI: 5 > [ 2.438308] sd 1:0:0:0: [sda] 3907029168 512-byte logical blocks: (2.00 TB/1.81 TiB) > [ 2.438310] sd 1:0:0:0: [sda] 4096-byte physical blocks > > /dev/sda2 btrfs 1.9T 905G 946G 49% /var > /dev/sda2 on /var type btrfs (rw,relatime,compress=lzo,noacl,space_cache) > > > [ 4155.708579] ------------[ cut here ]------------ > [ 4155.708590] WARNING: CPU: 1 PID: 8850 at fs/btrfs/inode.c:8693 btrfs_destroy_inode+0x278/0x2a0() > [ 4155.708593] CPU: 1 PID: 8850 Comm: lto1-wpa-stream Not tainted 3.19.0-08975-g3d883483dc0a-dirty #101 > [ 4155.708594] Hardware name: System manufacturer System Product Name/M4A78T-E, BIOS 3503 04/13/2011 > [ 4155.708595] 0000000000000000 ffffffff81999aad ffffffff8168d303 0000000000000000 > [ 4155.708597] ffffffff8106d2d2 ffff8800dad9bb78 ffff88018554ccc0 ffff880215e2e000 > [ 4155.708599] ffff880215f23000 0000000000000000 ffffffff8121b6f8 0000000000000000 > [ 4155.708601] Call Trace: > [ 4155.708606] [<ffffffff8168d303>] ? dump_stack+0x40/0x50 > [ 4155.708609] [<ffffffff8106d2d2>] ? warn_slowpath_common+0x72/0xc0 > [ 4155.708611] [<ffffffff8121b6f8>] ? btrfs_destroy_inode+0x278/0x2a0 > [ 4155.708614] [<ffffffff81129381>] ? dispose_list+0x41/0x60 > [ 4155.708615] [<ffffffff81129669>] ? prune_icache_sb+0x49/0x60 > [ 4155.708618] [<ffffffff8111205a>] ? super_cache_scan+0x13a/0x1a0 > [ 4155.708621] [<ffffffff810e0a1b>] ? shrink_slab.part.52.constprop.62+0x19b/0x240 > [ 4155.708623] [<ffffffff810e3049>] ? shrink_zone+0x89/0xa0 > [ 4155.708625] [<ffffffff810e3241>] ? try_to_free_pages+0x1e1/0x320 > [ 4155.708626] [<ffffffff810daa82>] ? __alloc_pages_nodemask+0x382/0x680 > [ 4155.708629] [<ffffffff810f597d>] ? handle_mm_fault+0xbbd/0xe60 > [ 4155.708631] [<ffffffff81092e15>] ? put_prev_task_fair+0x75/0x320 > [ 4155.708632] [<ffffffff810903b0>] ? __dequeue_entity+0x30/0x40 > [ 4155.708633] [<ffffffff81094975>] ? pick_next_task_fair+0x415/0x480 > [ 4155.708636] [<ffffffff81064144>] ? __do_page_fault+0x104/0x3a0 > [ 4155.708637] [<ffffffff8168fb77>] ? __schedule+0x257/0x860 > [ 4155.708639] [<ffffffff8169518f>] ? page_fault+0x1f/0x30 > [ 4155.708640] ---[ end trace 265993ee076d84aa ]--- > [ 4155.708641] ------------[ cut here ]------------ > [ 4155.708643] WARNING: CPU: 1 PID: 8850 at fs/btrfs/inode.c:8694 btrfs_destroy_inode+0x1f2/0x2a0() > [ 4155.708644] CPU: 1 PID: 8850 Comm: lto1-wpa-stream Tainted: G W 3.19.0-08975-g3d883483dc0a-dirty #101 > [ 4155.708645] Hardware name: System manufacturer System Product Name/M4A78T-E, BIOS 3503 04/13/2011 > [ 4155.708645] 0000000000000000 ffffffff81999aad ffffffff8168d303 0000000000000000 > [ 4155.708647] ffffffff8106d2d2 ffff8800dad9bb78 ffff88018554ccc0 ffff880215e2e000 > [ 4155.708648] ffff880215f23000 0000000000000000 ffffffff8121b672 0000000000000000 > [ 4155.708649] Call Trace: > [ 4155.708651] [<ffffffff8168d303>] ? dump_stack+0x40/0x50 > [ 4155.708652] [<ffffffff8106d2d2>] ? warn_slowpath_common+0x72/0xc0 > [ 4155.708654] [<ffffffff8121b672>] ? btrfs_destroy_inode+0x1f2/0x2a0 > [ 4155.708655] [<ffffffff81129381>] ? dispose_list+0x41/0x60 > [ 4155.708656] [<ffffffff81129669>] ? prune_icache_sb+0x49/0x60 > [ 4155.708658] [<ffffffff8111205a>] ? super_cache_scan+0x13a/0x1a0 > [ 4155.708659] [<ffffffff810e0a1b>] ? shrink_slab.part.52.constprop.62+0x19b/0x240 > [ 4155.708661] [<ffffffff810e3049>] ? shrink_zone+0x89/0xa0 > [ 4155.708662] [<ffffffff810e3241>] ? try_to_free_pages+0x1e1/0x320 > [ 4155.708664] [<ffffffff810daa82>] ? __alloc_pages_nodemask+0x382/0x680 > [ 4155.708665] [<ffffffff810f597d>] ? handle_mm_fault+0xbbd/0xe60 > [ 4155.708667] [<ffffffff81092e15>] ? put_prev_task_fair+0x75/0x320 > [ 4155.708668] [<ffffffff810903b0>] ? __dequeue_entity+0x30/0x40 > [ 4155.708669] [<ffffffff81094975>] ? pick_next_task_fair+0x415/0x480 > [ 4155.708670] [<ffffffff81064144>] ? __do_page_fault+0x104/0x3a0 > [ 4155.708672] [<ffffffff8168fb77>] ? __schedule+0x257/0x860 > [ 4155.708673] [<ffffffff8169518f>] ? page_fault+0x1f/0x30 > [ 4155.708674] ---[ end trace 265993ee076d84ab ]--- > [ 4156.021127] ------------[ cut here ]------------ > [ 4156.021136] WARNING: CPU: 3 PID: 35 at fs/btrfs/inode.c:8693 btrfs_destroy_inode+0x278/0x2a0() > [ 4156.021139] CPU: 3 PID: 35 Comm: kswapd0 Tainted: G W 3.19.0-08975-g3d883483dc0a-dirty #101 > [ 4156.021140] Hardware name: System manufacturer System Product Name/M4A78T-E, BIOS 3503 04/13/2011 > [ 4156.021141] 0000000000000000 ffffffff81999aad ffffffff8168d303 0000000000000000 > [ 4156.021143] ffffffff8106d2d2 ffff8802160dfcb8 ffff88006b07a690 ffff880215e2e000 > [ 4156.021145] ffff880215f23000 0000000000000000 ffffffff8121b6f8 0000000000000000 > [ 4156.021146] Call Trace: > [ 4156.021151] [<ffffffff8168d303>] ? dump_stack+0x40/0x50 > [ 4156.021154] [<ffffffff8106d2d2>] ? warn_slowpath_common+0x72/0xc0 > [ 4156.021156] [<ffffffff8121b6f8>] ? btrfs_destroy_inode+0x278/0x2a0 > [ 4156.021159] [<ffffffff81129381>] ? dispose_list+0x41/0x60 > [ 4156.021160] [<ffffffff81129669>] ? prune_icache_sb+0x49/0x60 > [ 4156.021163] [<ffffffff8111205a>] ? super_cache_scan+0x13a/0x1a0 > [ 4156.021166] [<ffffffff810e0a1b>] ? shrink_slab.part.52.constprop.62+0x19b/0x240 > [ 4156.021168] [<ffffffff810e3049>] ? shrink_zone+0x89/0xa0 > [ 4156.021169] [<ffffffff810e3698>] ? kswapd+0x318/0x6c0 > [ 4156.021171] [<ffffffff810e3380>] ? try_to_free_pages+0x320/0x320 > [ 4156.021173] [<ffffffff81084c3c>] ? kthread+0xbc/0xe0 > [ 4156.021175] [<ffffffff81084b80>] ? __kthread_parkme+0x80/0x80 > [ 4156.021177] [<ffffffff81693bec>] ? ret_from_fork+0x7c/0xb0 > [ 4156.021178] [<ffffffff81084b80>] ? __kthread_parkme+0x80/0x80 > [ 4156.021179] ---[ end trace 265993ee076d84ac ]--- > [ 4156.021180] ------------[ cut here ]------------ > [ 4156.021182] WARNING: CPU: 3 PID: 35 at fs/btrfs/inode.c:8694 btrfs_destroy_inode+0x1f2/0x2a0() > [ 4156.021183] CPU: 3 PID: 35 Comm: kswapd0 Tainted: G W 3.19.0-08975-g3d883483dc0a-dirty #101 > [ 4156.021184] Hardware name: System manufacturer System Product Name/M4A78T-E, BIOS 3503 04/13/2011 > [ 4156.021184] 0000000000000000 ffffffff81999aad ffffffff8168d303 0000000000000000 > [ 4156.021186] ffffffff8106d2d2 ffff8802160dfcb8 ffff88006b07a690 ffff880215e2e000 > [ 4156.021187] ffff880215f23000 0000000000000000 ffffffff8121b672 0000000000000000 > [ 4156.021188] Call Trace: > [ 4156.021190] [<ffffffff8168d303>] ? dump_stack+0x40/0x50 > [ 4156.021191] [<ffffffff8106d2d2>] ? warn_slowpath_common+0x72/0xc0 > [ 4156.021192] [<ffffffff8121b672>] ? btrfs_destroy_inode+0x1f2/0x2a0 > [ 4156.021194] [<ffffffff81129381>] ? dispose_list+0x41/0x60 > [ 4156.021195] [<ffffffff81129669>] ? prune_icache_sb+0x49/0x60 > [ 4156.021197] [<ffffffff8111205a>] ? super_cache_scan+0x13a/0x1a0 > [ 4156.021198] [<ffffffff810e0a1b>] ? shrink_slab.part.52.constprop.62+0x19b/0x240 > [ 4156.021200] [<ffffffff810e3049>] ? shrink_zone+0x89/0xa0 > [ 4156.021201] [<ffffffff810e3698>] ? kswapd+0x318/0x6c0 > [ 4156.021203] [<ffffffff810e3380>] ? try_to_free_pages+0x320/0x320 > [ 4156.021204] [<ffffffff81084c3c>] ? kthread+0xbc/0xe0 > [ 4156.021205] [<ffffffff81084b80>] ? __kthread_parkme+0x80/0x80 > [ 4156.021207] [<ffffffff81693bec>] ? ret_from_fork+0x7c/0xb0 > [ 4156.021208] [<ffffffff81084b80>] ? __kthread_parkme+0x80/0x80 > [ 4156.021209] ---[ end trace 265993ee076d84ad ]--- Also happens when I remove directories: [83159.023857] ------------[ cut here ]------------ [83159.023865] WARNING: CPU: 2 PID: 32343 at fs/btrfs/inode.c:8693 btrfs_destroy_inode+0x278/0x2a0() [83159.023868] CPU: 2 PID: 32343 Comm: rm Not tainted 4.0.0-rc1-dirty #104 [83159.023869] Hardware name: System manufacturer System Product Name/M4A78T-E, BIOS 3503 04/13/2011 [83159.023870] 0000000000000000 ffffffff8199990f ffffffff8168d723 0000000000000000 [83159.023872] ffffffff8106d2d2 0000000000000000 ffff880008dd8560 ffff880215805800 [83159.023873] ffff880169477eb8 ffff880008dd8560 ffffffff8121bab8 ffff880100675000 [83159.023874] Call Trace: [83159.023878] [<ffffffff8168d723>] ? dump_stack+0x40/0x50 [83159.023881] [<ffffffff8106d2d2>] ? warn_slowpath_common+0x72/0xc0 [83159.023882] [<ffffffff8121bab8>] ? btrfs_destroy_inode+0x278/0x2a0 [83159.023885] [<ffffffff8111f747>] ? do_unlinkat+0x1a7/0x2e0 [83159.023887] [<ffffffff81083974>] ? task_work_run+0xb4/0x100 [83159.023889] [<ffffffff8103b9a9>] ? do_notify_resume+0x69/0x80 [83159.023891] [<ffffffff81694092>] ? system_call_fastpath+0x12/0x17 [83159.023892] ---[ end trace 3b7c45c6e46fe8db ]--- [83159.023892] ------------[ cut here ]------------ [83159.023894] WARNING: CPU: 2 PID: 32343 at fs/btrfs/inode.c:8694 btrfs_destroy_inode+0x1f2/0x2a0() [83159.023895] CPU: 2 PID: 32343 Comm: rm Tainted: G W 4.0.0-rc1-dirty #104 [83159.023896] Hardware name: System manufacturer System Product Name/M4A78T-E, BIOS 3503 04/13/2011 [83159.023897] 0000000000000000 ffffffff8199990f ffffffff8168d723 0000000000000000 [83159.023898] ffffffff8106d2d2 0000000000000000 ffff880008dd8560 ffff880215805800 [83159.023899] ffff880169477eb8 ffff880008dd8560 ffffffff8121ba32 ffff880100675000 [83159.023900] Call Trace: [83159.023902] [<ffffffff8168d723>] ? dump_stack+0x40/0x50 [83159.023903] [<ffffffff8106d2d2>] ? warn_slowpath_common+0x72/0xc0 [83159.023905] [<ffffffff8121ba32>] ? btrfs_destroy_inode+0x1f2/0x2a0 [83159.023906] [<ffffffff8111f747>] ? do_unlinkat+0x1a7/0x2e0 [83159.023907] [<ffffffff81083974>] ? task_work_run+0xb4/0x100 [83159.023909] [<ffffffff8103b9a9>] ? do_notify_resume+0x69/0x80 [83159.023910] [<ffffffff81694092>] ? system_call_fastpath+0x12/0x17 [83159.023911] ---[ end trace 3b7c45c6e46fe8dc ]--- [83159.038708] ------------[ cut here ]------------ [83159.038716] WARNING: CPU: 2 PID: 32343 at fs/btrfs/inode.c:8693 btrfs_destroy_inode+0x278/0x2a0() [83159.038718] CPU: 2 PID: 32343 Comm: rm Tainted: G W 4.0.0-rc1-dirty #104 [83159.038719] Hardware name: System manufacturer System Product Name/M4A78T-E, BIOS 3503 04/13/2011 [83159.038720] 0000000000000000 ffffffff8199990f ffffffff8168d723 0000000000000000 [83159.038722] ffffffff8106d2d2 0000000000000000 ffff88005756edf0 ffff880215805800 [83159.038723] ffff880169477eb8 ffff88005756edf0 ffffffff8121bab8 ffff880100675000 [83159.038725] Call Trace: [83159.038728] [<ffffffff8168d723>] ? dump_stack+0x40/0x50 [83159.038731] [<ffffffff8106d2d2>] ? warn_slowpath_common+0x72/0xc0 [83159.038732] [<ffffffff8121bab8>] ? btrfs_destroy_inode+0x278/0x2a0 [83159.038735] [<ffffffff8111f747>] ? do_unlinkat+0x1a7/0x2e0 [83159.038737] [<ffffffff81083974>] ? task_work_run+0xb4/0x100 [83159.038740] [<ffffffff8103b9a9>] ? do_notify_resume+0x69/0x80 [83159.038742] [<ffffffff81694092>] ? system_call_fastpath+0x12/0x17 [83159.038743] ---[ end trace 3b7c45c6e46fe8dd ]--- [83159.038744] ------------[ cut here ]------------ [83159.038745] WARNING: CPU: 2 PID: 32343 at fs/btrfs/inode.c:8694 btrfs_destroy_inode+0x1f2/0x2a0() [83159.038746] CPU: 2 PID: 32343 Comm: rm Tainted: G W 4.0.0-rc1-dirty #104 [83159.038747] Hardware name: System manufacturer System Product Name/M4A78T-E, BIOS 3503 04/13/2011 [83159.038747] 0000000000000000 ffffffff8199990f ffffffff8168d723 0000000000000000 [83159.038749] ffffffff8106d2d2 0000000000000000 ffff88005756edf0 ffff880215805800 [83159.038750] ffff880169477eb8 ffff88005756edf0 ffffffff8121ba32 ffff880100675000 [83159.038751] Call Trace: [83159.038753] [<ffffffff8168d723>] ? dump_stack+0x40/0x50 [83159.038754] [<ffffffff8106d2d2>] ? warn_slowpath_common+0x72/0xc0 [83159.038755] [<ffffffff8121ba32>] ? btrfs_destroy_inode+0x1f2/0x2a0 [83159.038757] [<ffffffff8111f747>] ? do_unlinkat+0x1a7/0x2e0 [83159.038758] [<ffffffff81083974>] ? task_work_run+0xb4/0x100 [83159.038760] [<ffffffff8103b9a9>] ? do_notify_resume+0x69/0x80 [83159.038761] [<ffffffff81694092>] ? system_call_fastpath+0x12/0x17 [83159.038762] ---[ end trace 3b7c45c6e46fe8de ]--- -- Markus -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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