From: Dave Jones <davej@codemonkey.org.uk>
To: Chris Mason <clm@fb.com>, Jens Axboe <axboe@fb.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Andy Lutomirski <luto@amacapital.net>,
Andy Lutomirski <luto@kernel.org>,
Al Viro <viro@zeniv.linux.org.uk>, Josef Bacik <jbacik@fb.com>,
David Sterba <dsterba@suse.com>,
linux-btrfs <linux-btrfs@vger.kernel.org>,
Linux Kernel <linux-kernel@vger.kernel.org>,
Dave Chinner <david@fromorbit.com>
Subject: Re: bio linked list corruption.
Date: Mon, 31 Oct 2016 14:55:14 -0400 [thread overview]
Message-ID: <20161031185514.b22zvbxvga4xcinz@codemonkey.org.uk> (raw)
In-Reply-To: <20161026234751.e66xyzjiwifvbuha@codemonkey.org.uk>
On Wed, Oct 26, 2016 at 07:47:51PM -0400, Dave Jones wrote:
> On Wed, Oct 26, 2016 at 07:38:08PM -0400, Chris Mason wrote:
>
> > >- hctx->queued++;
> > >- data->hctx = hctx;
> > >- data->ctx = ctx;
> > >+ data->hctx = alloc_data.hctx;
> > >+ data->ctx = alloc_data.ctx;
> > >+ data->hctx->queued++;
> > > return rq;
> > > }
> >
> > This made it through an entire dbench 2048 run on btrfs. My script has
> > it running in a loop, but this is farther than I've gotten before.
> > Looking great so far.
>
> Fixed the splat during boot for me too.
> Now the fun part, let's see if it fixed the 'weird shit' that Trinity
> was stumbling on.
It took a while, but.. bad news.
BUG: Bad page state in process kworker/u8:12 pfn:4e0e39
page:ffffea0013838e40 count:0 mapcount:0 mapping:ffff8804a20310e0 index:0x100c
flags: 0x400000000000000c(referenced|uptodate)
page dumped because: non-NULL mapping
CPU: 3 PID: 1586 Comm: kworker/u8:12 Not tainted 4.9.0-rc3-think+ #1
Workqueue: writeback wb_workfn
(flush-btrfs-2)
ffffc90000777828
ffffffff8130d04c
ffffea0013838e40
ffffffff819ff654
ffffc90000777850
ffffffff81150e5f
0000000000000000
ffffea0013838e40
400000000000000c
ffffc90000777860
ffffffff81150f1a
ffffc900007778a8
Call Trace:
[<ffffffff8130d04c>] dump_stack+0x4f/0x73
[<ffffffff81150e5f>] bad_page+0xbf/0x120
[<ffffffff81150f1a>] free_pages_check_bad+0x5a/0x70
[<ffffffff81153818>] free_hot_cold_page+0x248/0x290
[<ffffffff81153b1b>] free_hot_cold_page_list+0x2b/0x50
[<ffffffff8115c52d>] release_pages+0x2bd/0x350
[<ffffffff8115da62>] __pagevec_release+0x22/0x30
[<ffffffffa00a0d4e>] extent_write_cache_pages.isra.48.constprop.63+0x32e/0x400 [btrfs]
[<ffffffffa00a1199>] extent_writepages+0x49/0x60 [btrfs]
[<ffffffffa0081840>] ? btrfs_releasepage+0x40/0x40 [btrfs]
[<ffffffffa007e993>] btrfs_writepages+0x23/0x30 [btrfs]
[<ffffffff8115ac4c>] do_writepages+0x1c/0x30
[<ffffffff811f69f3>] __writeback_single_inode+0x33/0x180
[<ffffffff811f71e8>] writeback_sb_inodes+0x2a8/0x5b0
[<ffffffff811f757d>] __writeback_inodes_wb+0x8d/0xc0
[<ffffffff811f7833>] wb_writeback+0x1e3/0x1f0
[<ffffffff811f7d72>] wb_workfn+0xd2/0x280
[<ffffffff810908d5>] process_one_work+0x1d5/0x490
[<ffffffff81090875>] ? process_one_work+0x175/0x490
[<ffffffff81090bd9>] worker_thread+0x49/0x490
[<ffffffff81090b90>] ? process_one_work+0x490/0x490
[<ffffffff81095d4e>] kthread+0xee/0x110
[<ffffffff81095c60>] ? kthread_park+0x60/0x60
[<ffffffff81790b12>] ret_from_fork+0x22/0x30
next prev parent reply other threads:[~2016-10-31 18:55 UTC|newest]
Thread overview: 118+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-11 14:45 btrfs bio linked list corruption Dave Jones
2016-10-11 15:11 ` Al Viro
2016-10-11 15:19 ` Dave Jones
2016-10-11 15:20 ` Chris Mason
2016-10-11 15:49 ` Dave Jones
2016-10-11 15:54 ` Chris Mason
2016-10-11 16:25 ` Dave Jones
2016-10-12 13:47 ` Dave Jones
2016-10-12 14:40 ` Dave Jones
2016-10-12 14:42 ` Chris Mason
2016-10-13 18:16 ` Dave Jones
2016-10-13 21:18 ` Chris Mason
2016-10-13 21:56 ` Dave Jones
2016-10-16 0:42 ` Dave Jones
2016-10-18 1:07 ` Chris Mason
2016-10-18 22:42 ` Dave Jones
2016-10-18 23:12 ` Jens Axboe
2016-10-18 23:31 ` Chris Mason
2016-10-18 23:36 ` Jens Axboe
2016-10-18 23:39 ` Linus Torvalds
2016-10-18 23:42 ` Chris Mason
2016-10-19 0:10 ` Linus Torvalds
2016-10-19 0:19 ` Chris Mason
2016-10-19 0:28 ` Linus Torvalds
2016-10-20 22:48 ` Dave Jones
2016-10-19 1:05 ` Andy Lutomirski
2016-10-20 22:50 ` Dave Jones
2016-10-20 23:01 ` Andy Lutomirski
2016-10-20 23:03 ` Dave Jones
2016-10-20 23:23 ` Andy Lutomirski
2016-10-21 20:02 ` Dave Jones
2016-10-21 20:17 ` Chris Mason
2016-10-21 20:23 ` Dave Jones
2016-10-21 20:38 ` Chris Mason
2016-10-21 20:41 ` Josef Bacik
2016-10-21 21:11 ` Dave Jones
2016-10-22 15:20 ` Dave Jones
2016-10-23 21:32 ` Chris Mason
2016-10-24 4:40 ` Dave Jones
2016-10-24 13:42 ` Chris Mason
2016-10-26 0:27 ` Dave Jones
2016-10-26 1:33 ` Linus Torvalds
2016-10-26 1:39 ` Linus Torvalds
2016-10-26 16:30 ` Dave Jones
2016-10-26 16:48 ` Linus Torvalds
2016-10-26 18:18 ` Dave Jones
2016-10-26 18:42 ` Dave Jones
2016-10-26 19:06 ` Linus Torvalds
2016-10-26 20:00 ` Chris Mason
2016-10-26 21:52 ` Chris Mason
2016-10-26 22:21 ` Linus Torvalds
2016-10-26 22:40 ` Dave Jones
2016-10-26 22:51 ` Linus Torvalds
2016-10-26 22:55 ` Jens Axboe
2016-10-26 22:58 ` Linus Torvalds
2016-10-26 23:03 ` Jens Axboe
2016-10-26 23:07 ` Dave Jones
2016-10-26 23:08 ` Linus Torvalds
2016-10-26 23:20 ` Jens Axboe
2016-10-26 23:38 ` Chris Mason
2016-10-26 23:47 ` Dave Jones
2016-10-27 0:00 ` Jens Axboe
2016-10-27 13:33 ` Chris Mason
2016-10-31 18:55 ` Dave Jones [this message]
2016-10-31 19:35 ` Linus Torvalds
2016-10-31 19:44 ` Chris Mason
2016-11-06 16:55 ` btrfs btree_ctree_super fault Dave Jones
2016-11-08 14:59 ` Dave Jones
2016-11-08 15:08 ` Chris Mason
2016-11-10 14:35 ` Dave Jones
2016-11-10 15:27 ` Chris Mason
2016-11-23 19:34 ` bio linked list corruption Dave Jones
2016-11-23 19:58 ` Dave Jones
2016-12-01 15:32 ` btrfs_destroy_inode warn (outstanding extents) Dave Jones
2016-12-03 16:48 ` Dave Jones
2016-12-07 16:15 ` Dave Jones
2016-12-09 21:12 ` Steven Rostedt
2016-12-04 23:04 ` bio linked list corruption Vegard Nossum
2016-12-05 11:10 ` Vegard Nossum
2016-12-05 17:09 ` Vegard Nossum
2016-12-05 17:21 ` Dave Jones
2016-12-05 17:55 ` Linus Torvalds
2016-12-05 19:11 ` Vegard Nossum
2016-12-05 20:10 ` Linus Torvalds
2016-12-05 20:35 ` Linus Torvalds
2016-12-05 21:33 ` Vegard Nossum
2016-12-06 8:42 ` Vegard Nossum
2016-12-06 8:16 ` Peter Zijlstra
2016-12-06 8:36 ` Ingo Molnar
2016-12-06 16:33 ` Linus Torvalds
2016-12-05 20:10 ` Vegard Nossum
2016-12-05 18:11 ` Andy Lutomirski
2016-12-05 18:25 ` Linus Torvalds
2016-12-05 18:26 ` Vegard Nossum
2016-10-26 23:19 ` Chris Mason
2016-10-26 23:21 ` Jens Axboe
2016-10-27 6:33 ` Christoph Hellwig
2016-10-27 16:34 ` Linus Torvalds
2016-10-27 16:36 ` Jens Axboe
2016-10-26 23:01 ` Dave Jones
2016-10-26 23:05 ` Jens Axboe
2016-10-26 22:52 ` Jens Axboe
2016-10-26 22:07 ` Linus Torvalds
2016-10-26 22:54 ` Chris Mason
2016-10-27 5:41 ` Dave Chinner
2016-10-27 17:23 ` Dave Jones
2016-10-24 20:06 ` Andy Lutomirski
2016-10-24 20:46 ` Linus Torvalds
2016-10-24 21:17 ` Linus Torvalds
2016-10-24 21:50 ` Linus Torvalds
2016-10-24 22:02 ` Chris Mason
2016-10-24 22:42 ` Andy Lutomirski
2016-10-25 0:00 ` Linus Torvalds
2016-10-25 1:09 ` Andy Lutomirski
2016-10-19 17:09 ` Philipp Hahn
2016-10-19 17:43 ` Linus Torvalds
2016-10-20 6:52 ` Ingo Molnar
2016-10-20 7:17 ` Thomas Gleixner
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