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From: Michal Hocko <mhocko@kernel.org>
To: kernel test robot <xiaolong.ye@intel.com>
Cc: Nils Holland <nholland@tisys.org>, Mel Gorman <mgorman@suse.de>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Vladimir Davydov <vdavydov.dev@gmail.com>,
	Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	Chris Mason <clm@fb.com>, David Sterba <dsterba@suse.cz>,
	linux-btrfs@vger.kernel.org, lkp@01.org
Subject: Re: [lkp-developer] [mm, memcg]  d18e2b2aca: WARNING:at_mm/memcontrol.c:#mem_cgroup_update_lru_size
Date: Mon, 26 Dec 2016 13:50:55 +0100	[thread overview]
Message-ID: <20161226125055.GC20715@dhcp22.suse.cz> (raw)
In-Reply-To: <20161226122651.GA20715@dhcp22.suse.cz>

On Mon 26-12-16 13:26:51, Michal Hocko wrote:
> On Mon 26-12-16 06:25:56, kernel test robot wrote:
[...]
> > [   95.226364] init: tty6 main process (990) killed by TERM signal
> > [   95.314020] init: plymouth-upstart-bridge main process (1039) terminated with status 1
> > [   97.588568] ------------[ cut here ]------------
> > [   97.594364] WARNING: CPU: 0 PID: 1055 at mm/memcontrol.c:1032 mem_cgroup_update_lru_size+0xdd/0x12b
> > [   97.606654] mem_cgroup_update_lru_size(40297f00, 0, -1): lru_size 1 but empty
> > [   97.615140] Modules linked in:
> > [   97.618834] CPU: 0 PID: 1055 Comm: killall5 Not tainted 4.9.0-mm1-00095-gd18e2b2 #82
> > [   97.628008] Call Trace:
> > [   97.631025]  dump_stack+0x16/0x18
> > [   97.635107]  __warn+0xaf/0xc6
> > [   97.638729]  ? mem_cgroup_update_lru_size+0xdd/0x12b
> 
> Do you have the full backtrace?

It's not needed. I found the bug in my patch and it should be fixed by
the updated patch http://lkml.kernel.org/r/20161226124839.GB20715@dhcp22.suse.cz
-- 
Michal Hocko
SUSE Labs

  reply	other threads:[~2016-12-26 12:51 UTC|newest]

Thread overview: 62+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-15 22:57 OOM: Better, but still there on 4.9 Nils Holland
2016-12-16  7:39 ` Michal Hocko
2016-12-16 15:58   ` OOM: Better, but still there on Michal Hocko
2016-12-16 15:58     ` [PATCH 1/2] mm: consolidate GFP_NOFAIL checks in the allocator slowpath Michal Hocko
2016-12-16 15:58     ` [PATCH 2/2] mm, oom: do not enfore OOM killer for __GFP_NOFAIL automatically Michal Hocko
2016-12-16 17:31       ` Johannes Weiner
2016-12-16 22:12         ` Michal Hocko
2016-12-17 11:17           ` Tetsuo Handa
2016-12-18 16:37             ` Michal Hocko
2016-12-16 18:47     ` OOM: Better, but still there on Nils Holland
2016-12-17  0:02       ` Michal Hocko
2016-12-17 12:59         ` Nils Holland
2016-12-17 14:44           ` Tetsuo Handa
2016-12-17 17:11             ` Nils Holland
2016-12-17 21:06             ` Nils Holland
2016-12-18  5:14               ` Tetsuo Handa
2016-12-19 13:45               ` Michal Hocko
2016-12-20  2:08                 ` Nils Holland
2016-12-21  7:36                   ` Michal Hocko
2016-12-21 11:00                     ` Tetsuo Handa
2016-12-21 11:16                       ` Michal Hocko
2016-12-21 14:04                         ` Chris Mason
2016-12-22 10:10                     ` Nils Holland
2016-12-22 10:27                       ` Michal Hocko
2016-12-22 10:35                         ` Nils Holland
2016-12-22 10:46                           ` Tetsuo Handa
2016-12-22 19:17                       ` Michal Hocko
2016-12-22 21:46                         ` Nils Holland
2016-12-23 10:51                           ` Michal Hocko
2016-12-23 12:18                             ` Nils Holland
2016-12-23 12:57                               ` Michal Hocko
2016-12-23 14:47                                 ` [RFC PATCH] mm, memcg: fix (Re: OOM: Better, but still there on) Michal Hocko
2016-12-23 22:26                                   ` Nils Holland
2016-12-26 12:48                                     ` Michal Hocko
2016-12-26 18:57                                       ` Nils Holland
2016-12-27  8:08                                         ` Michal Hocko
2016-12-27 11:23                                           ` Nils Holland
2016-12-27 11:27                                             ` Michal Hocko
2016-12-27 15:55                                       ` Michal Hocko
2016-12-27 16:28                                         ` [PATCH] mm, vmscan: consider eligible zones in get_scan_count kbuild test robot
2016-12-28  8:51                                           ` Michal Hocko
2016-12-27 19:33                                         ` [RFC PATCH] mm, memcg: fix (Re: OOM: Better, but still there on) Nils Holland
2016-12-28  8:57                                           ` Michal Hocko
2016-12-29  1:20                                         ` Minchan Kim
2016-12-29  9:04                                           ` Michal Hocko
2016-12-30  2:05                                             ` Minchan Kim
2016-12-30 10:40                                               ` Michal Hocko
2016-12-29  0:31                                       ` Minchan Kim
2016-12-29  0:48                                         ` Minchan Kim
2016-12-29  8:52                                           ` Michal Hocko
2016-12-30 10:19                                       ` Mel Gorman
2016-12-30 11:05                                         ` Michal Hocko
2016-12-30 12:43                                           ` Mel Gorman
2016-12-25 22:25                                   ` [lkp-developer] [mm, memcg] d18e2b2aca: WARNING:at_mm/memcontrol.c:#mem_cgroup_update_lru_size kernel test robot
2016-12-26 12:26                                     ` Michal Hocko
2016-12-26 12:50                                       ` Michal Hocko [this message]
2016-12-18  0:28             ` OOM: Better, but still there on Xin Zhou
2016-12-16 18:15   ` OOM: Better, but still there on 4.9 Chris Mason
2016-12-16 22:14     ` Michal Hocko
2016-12-16 22:47       ` Chris Mason
2016-12-16 23:31         ` Michal Hocko
2016-12-16 19:50   ` Chris Mason

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