From: Chris Mason <clm@fb.com>
To: Qu Wenruo <quwenruo@cn.fujitsu.com>
Cc: btrfs <linux-btrfs@vger.kernel.org>
Subject: Re: [GIT PULL] Fix for btrfs/070 checksum error
Date: Thu, 23 Jul 2015 16:21:55 -0400 [thread overview]
Message-ID: <20150723202155.GC28964@ret.masoncoding.com> (raw)
In-Reply-To: <55AF6250.8070602@cn.fujitsu.com>
On Wed, Jul 22, 2015 at 05:28:48PM +0800, Qu Wenruo wrote:
> Hi Chris,
>
> Is there anything wrong with it?
>
> It has been 2 weeks, and it's still not in your for linus branch.
>
> Is there anything wrong?
I ran this through xfstests again, and got tasks deadlocked during
btrfs/061. Looks like scrub is leaking an extent buffer lock?
I'll see what I can find, but posting here in case you've seen it
already.
155540 (kworker/u65:6) D
[<ffffffffa06898d0>] btrfs_tree_lock+0xf0/0x260 [btrfs]
[<ffffffffa066a7dc>] lock_extent_buffer_for_io+0x1ac/0x1e0 [btrfs]
[<ffffffffa066adc2>] btree_write_cache_pages+0x242/0x430 [btrfs]
[<ffffffffa064010f>] btree_writepages+0x6f/0x80 [btrfs]
[<ffffffff81172b23>] do_writepages+0x23/0x40
[<ffffffff81208c2d>] __writeback_single_inode+0x7d/0x780
[<ffffffff81209931>] writeback_sb_inodes+0x2b1/0x570
[<ffffffff81209de6>] wb_writeback+0x136/0x760
[<ffffffff8120a520>] wb_do_writeback+0x110/0x440
[<ffffffff8120a8e5>] wb_workfn+0x95/0x440
[<ffffffff81078788>] process_one_work+0x1e8/0x730
[<ffffffff81078dea>] worker_thread+0x11a/0x4d0
[<ffffffff8107e7b9>] kthread+0xe9/0x110
[<ffffffff816b128f>] ret_from_fork+0x3f/0x70
[<ffffffffffffffff>] 0xffffffffffffffff
240994 (btrfs-transacti) D
[<ffffffffa06470b9>] wait_for_commit+0x59/0x90 [btrfs]
[<ffffffffa0649b94>] btrfs_commit_transaction+0x284/0xd10 [btrfs]
[<ffffffffa0643c46>] transaction_kthread+0x246/0x2a0 [btrfs]
[<ffffffff8107e7b9>] kthread+0xe9/0x110
[<ffffffff816b128f>] ret_from_fork+0x3f/0x70
[<ffffffffffffffff>] 0xffffffffffffffff
241000 (btrfs) D
[<ffffffffa06898d0>] btrfs_tree_lock+0xf0/0x260 [btrfs]
[<ffffffffa066a7dc>] lock_extent_buffer_for_io+0x1ac/0x1e0 [btrfs]
[<ffffffffa066adc2>] btree_write_cache_pages+0x242/0x430 [btrfs]
[<ffffffffa064010f>] btree_writepages+0x6f/0x80 [btrfs]
[<ffffffff81172b23>] do_writepages+0x23/0x40
[<ffffffff811638a5>] __filemap_fdatawrite_range+0xb5/0x100
[<ffffffff81163c73>] filemap_fdatawrite_range+0x13/0x20
[<ffffffffa0648b24>] btrfs_write_marked_extents+0xf4/0x140 [btrfs]
[<ffffffffa0648bbb>] btrfs_write_and_wait_transaction+0x4b/0x90 [btrfs]
[<ffffffffa064a1c5>] btrfs_commit_transaction+0x8b5/0xd10 [btrfs]
[<ffffffffa06a646e>] relocate_block_group+0x41e/0x5e0 [btrfs]
[<ffffffffa06a67b4>] btrfs_relocate_block_group+0x184/0x2a0 [btrfs]
[<ffffffffa067722a>] btrfs_relocate_chunk+0x7a/0x110 [btrfs]
[<ffffffffa067836c>] btrfs_balance+0x9bc/0x1060 [btrfs]
[<ffffffffa0680ed8>] btrfs_ioctl_balance+0x1c8/0x330 [btrfs]
[<ffffffffa06888f9>] btrfs_ioctl+0x409/0x1150 [btrfs]
[<ffffffff811e9dfa>] do_vfs_ioctl+0x8a/0x570
[<ffffffff811ea372>] SyS_ioctl+0x92/0xa0
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241024 (btrfs) D
[<ffffffffa06aa9de>] __scrub_blocked_if_needed+0x7e/0xc0 [btrfs]
[<ffffffffa06aab22>] scrub_pause_off+0x32/0x70 [btrfs]
[<ffffffffa06b1b73>] scrub_enumerate_chunks+0x4d3/0x5d0 [btrfs]
[<ffffffffa06b1e36>] btrfs_scrub_dev+0x1c6/0x5a0 [btrfs]
[<ffffffffa0686381>] btrfs_ioctl_scrub+0xb1/0x120 [btrfs]
[<ffffffffa0688ef3>] btrfs_ioctl+0xa03/0x1150 [btrfs]
[<ffffffff811e9dfa>] do_vfs_ioctl+0x8a/0x570
[<ffffffff811ea372>] SyS_ioctl+0x92/0xa0
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241002 (fsstress) D
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241003 (fsstress) D
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241004 (fsstress) D
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241005 (fsstress) D
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241006 (fsstress) D
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241007 (fsstress) D
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241008 (fsstress) D
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241009 (fsstress) D
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241010 (fsstress) D
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241012 (fsstress) D
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241013 (fsstress) D
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241015 (fsstress) D
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241016 (fsstress) D
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241019 (fsstress) D
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241020 (fsstress) D
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
241021 (fsstress) D
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
16 hits:
[<ffffffff81202ecf>] wb_wait_for_completion+0x5f/0x90
[<ffffffff81208199>] sync_inodes_sb+0x99/0x1c0
[<ffffffff8120ebc6>] sync_inodes_one_sb+0x16/0x20
[<ffffffff811d947f>] iterate_supers+0xaf/0xe0
[<ffffffff8120ec05>] sys_sync+0x35/0x90
[<ffffffff816b0e97>] entry_SYSCALL_64_fastpath+0x12/0x6f
[<ffffffffffffffff>] 0xffffffffffffffff
-----
next prev parent reply other threads:[~2015-07-23 20:22 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-08 3:35 [GIT PULL] Fix for btrfs/070 checksum error Qu Wenruo
2015-07-22 9:28 ` Qu Wenruo
2015-07-22 11:58 ` Chris Mason
2015-07-23 20:21 ` Chris Mason [this message]
2015-07-24 0:29 ` Qu Wenruo
2015-07-24 1:57 ` Chris Mason
2015-07-24 2:50 ` Qu Wenruo
2015-07-28 7:10 ` Qu Wenruo
2015-07-29 8:21 ` Zhao Lei
2015-07-29 14:52 ` Chris Mason
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