From: Michal Hocko <mhocko@suse.cz>
To: Glauber Costa <glommer@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Dave Chinner <david@fromorbit.com>,
linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: linux-next: slab shrinkers: BUG at mm/list_lru.c:92
Date: Fri, 21 Jun 2013 11:00:21 +0200 [thread overview]
Message-ID: <20130621090021.GB12424@dhcp22.suse.cz> (raw)
In-Reply-To: <20130620151201.GD27196@dhcp22.suse.cz>
On Thu 20-06-13 17:12:01, Michal Hocko wrote:
> I am bisecting it again. It is quite tedious, though, because good case
> is hard to be sure about.
OK, so now I converged to 2d4fc052 (inode: convert inode lru list to generic lru
list code.) in my tree and I have double checked it matches what is in
the linux-next. This doesn't help much to pin point the issue I am
afraid :/
I have applied the inode_lru_isolate fix on each step.
$ git bisect log
git bisect start
# bad: [d02c11c146b626cf8e2586446773ba02999e4e2f] mm/sparse.c: put clear_hwpoisoned_pages within CONFIG_MEMORY_HOTREMOVE
git bisect bad d02c11c146b626cf8e2586446773ba02999e4e2f
# good: [58f6e0c8fb37e8e37d5ac17a61a53ac236c15047] Reverted "mm: tlb_fast_mode check missing in tlb_finish_mmu()"
git bisect good 58f6e0c8fb37e8e37d5ac17a61a53ac236c15047
# bad: [4ec7ecd30d643b12e1041226ff180da3d88918ee] include/linux/math64.h: add div64_ul()
git bisect bad 4ec7ecd30d643b12e1041226ff180da3d88918ee
# bad: [96dd4e69dc50c7ed18e407798f7f677fa5588eae] xfs: convert dquot cache lru to list_lru
git bisect bad 96dd4e69dc50c7ed18e407798f7f677fa5588eae
# bad: [2d4fc052823c2f598f03633e64bc0439cd2bfa04] inode: convert inode lru list to generic lru list code.
git bisect bad 2d4fc052823c2f598f03633e64bc0439cd2bfa04
# good: [cacbac6d9d80cc5277e8f67c7a474edb6488a5ea] dcache: remove dentries from LRU before putting on dispose list
git bisect good cacbac6d9d80cc5277e8f67c7a474edb6488a5ea
# good: [03a05514e71551bfdff1e3496a30b0fd5083f8fe] shrinker: convert superblock shrinkers to new API
git bisect good 03a05514e71551bfdff1e3496a30b0fd5083f8fe
# good: [ddc5bc7a8856e0e61ea9c2d4fcbcd3f85ecc92e7] list: add a new LRU list type
git bisect good ddc5bc7a8856e0e61ea9c2d4fcbcd3f85ecc92e7
--
Michal Hocko
SUSE Labs
next prev parent reply other threads:[~2013-06-21 9:00 UTC|newest]
Thread overview: 67+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-17 14:18 linux-next: slab shrinkers: BUG at mm/list_lru.c:92 Michal Hocko
2013-06-17 15:14 ` Glauber Costa
2013-06-17 15:33 ` Michal Hocko
2013-06-17 16:54 ` Glauber Costa
2013-06-18 7:42 ` Michal Hocko
2013-06-17 21:35 ` Andrew Morton
2013-06-17 22:30 ` Glauber Costa
2013-06-18 2:46 ` Dave Chinner
2013-06-18 6:31 ` Glauber Costa
2013-06-18 8:24 ` Michal Hocko
2013-06-18 10:44 ` Michal Hocko
2013-06-18 13:50 ` Michal Hocko
2013-06-25 2:27 ` Dave Chinner
2013-06-26 8:15 ` Michal Hocko
2013-06-26 23:24 ` Dave Chinner
2013-06-27 14:54 ` Michal Hocko
2013-06-28 8:39 ` Michal Hocko
2013-06-28 14:31 ` Glauber Costa
2013-06-28 15:12 ` Michal Hocko
2013-06-29 2:55 ` Dave Chinner
2013-06-30 18:33 ` Michal Hocko
2013-07-01 1:25 ` Dave Chinner
2013-07-01 7:50 ` Michal Hocko
2013-07-01 8:10 ` Dave Chinner
2013-07-02 9:22 ` Michal Hocko
2013-07-02 12:19 ` Dave Chinner
2013-07-02 12:44 ` Michal Hocko
2013-07-03 11:24 ` Dave Chinner
2013-07-03 14:08 ` Glauber Costa
2013-07-04 16:36 ` Michal Hocko
2013-07-08 12:53 ` Michal Hocko
2013-07-08 21:04 ` Andrew Morton
2013-07-09 17:34 ` Glauber Costa
2013-07-09 17:51 ` Andrew Morton
2013-07-09 17:32 ` Glauber Costa
2013-07-09 17:50 ` Andrew Morton
2013-07-09 17:57 ` Glauber Costa
2013-07-09 17:57 ` Michal Hocko
2013-07-09 21:39 ` Andrew Morton
2013-07-10 2:31 ` Dave Chinner
2013-07-10 7:34 ` Michal Hocko
2013-07-10 8:06 ` Michal Hocko
2013-07-11 2:26 ` Dave Chinner
2013-07-11 3:03 ` Andrew Morton
2013-07-11 13:23 ` Michal Hocko
2013-07-12 1:42 ` Hugh Dickins
2013-07-13 3:29 ` Dave Chinner
2013-07-15 9:14 ` Michal Hocko
2013-06-18 6:26 ` Glauber Costa
2013-06-18 8:25 ` Michal Hocko
2013-06-19 7:13 ` Michal Hocko
2013-06-19 7:35 ` Glauber Costa
2013-06-19 8:52 ` Glauber Costa
2013-06-19 13:57 ` Michal Hocko
2013-06-19 14:02 ` Glauber Costa
2013-06-19 14:28 ` Michal Hocko
2013-06-20 14:11 ` Glauber Costa
2013-06-20 15:12 ` Michal Hocko
2013-06-20 15:16 ` Michal Hocko
2013-06-21 9:00 ` Michal Hocko [this message]
2013-06-23 11:51 ` Glauber Costa
2013-06-23 11:55 ` Glauber Costa
2013-06-25 2:29 ` Dave Chinner
2013-06-26 8:22 ` Michal Hocko
2013-06-18 8:19 ` Michal Hocko
2013-06-18 8:21 ` Glauber Costa
2013-06-18 8:26 ` Michal Hocko
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20130621090021.GB12424@dhcp22.suse.cz \
--to=mhocko@suse.cz \
--cc=akpm@linux-foundation.org \
--cc=david@fromorbit.com \
--cc=glommer@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).