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 ----- -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
