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From: Shiraz Hashim <shiraz.linux.kernel@gmail.com>
To: Christoph Lameter <cl@linux.com>
Cc: Sasha Levin <sasha.levin@oracle.com>,
	Michal Hocko <mhocko@suse.cz>,
	LKML <linux-kernel@vger.kernel.org>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>
Subject: Re: mm, vmstat: kernel BUG at mm/vmstat.c:1408!
Date: Wed, 13 Jan 2016 18:02:38 +0530	[thread overview]
Message-ID: <CAPub14-rsUfP00D4J6ttwLAD-72SccYKakp2ZCncGzhPgNC21Q@mail.gmail.com> (raw)
In-Reply-To: <CAPub14_fh0vZDZ+dHP1Jihi1_x0k54p_rO4NL2TqXGXGia9qYA@mail.gmail.com>

On Wed, Jan 13, 2016 at 5:06 PM, Shiraz Hashim
<shiraz.linux.kernel@gmail.com> wrote:
>
> Can you please give it a try, seems it is reproducing easily at your end.
>

Ahh!, it cannot be done as it is called with preemption disabled.

[    8.131226] Process swapper/4 (pid: 0, stack limit = 0xffffffc06fc18058)
[    8.137908] Call trace:
[    8.140344] [<ffffffc0000c19cc>] __might_sleep+0x15c/0x16c
[    8.145812] [<ffffffc0000b3d64>] flush_work+0x3c/0x190
[    8.150933] [<ffffffc0000b4450>] __cancel_work_timer+0x138/0x1e4
[    8.156922] [<ffffffc0000b45a8>] cancel_delayed_work_sync+0xc/0x18
[    8.163087] [<ffffffc0001782dc>] quiet_vmstat+0x3c/0x60
[    8.168294] [<ffffffc0000dd2f0>] cpu_startup_entry+0x2c/0x330
[    8.174024] [<ffffffc000090b24>] secondary_start_kernel+0x124/0x134

-- 
regards
Shiraz Hashim

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  reply	other threads:[~2016-01-13 12:32 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-19  0:33 Sasha Levin
2015-12-21 13:08 ` Christoph Lameter
2015-12-21 20:28   ` Sasha Levin
2015-12-21 21:07     ` Sasha Levin
2015-12-21 21:14       ` Christoph Lameter
2015-12-22 17:21         ` Christoph Lameter
2015-12-24 20:14         ` Sasha Levin
2015-12-29 17:01           ` Christoph Lameter
2015-12-29 17:18             ` Christoph Lameter
2016-01-04 18:05           ` Christoph Lameter
2016-01-04 18:46             ` Sasha Levin
2016-01-12 11:31   ` Shiraz Hashim
2016-01-12 12:23     ` Christoph Lameter
2016-01-12 12:27       ` Shiraz Hashim
2016-01-13 11:36       ` Shiraz Hashim
2016-01-13 12:32         ` Shiraz Hashim [this message]
2016-01-14 21:06         ` Sasha Levin
2016-01-20 14:37 ` Michal Hocko
2016-01-20 14:56   ` Sasha Levin
2016-01-20 15:10     ` Michal Hocko
2016-01-20 15:20       ` Christoph Lameter
2016-01-20 15:49         ` Sasha Levin
2016-01-20 15:55           ` Christoph Lameter
2016-01-20 21:28             ` Michal Hocko
2016-01-20 21:57               ` Christoph Lameter
2016-01-21  8:24                 ` Michal Hocko
2016-01-21 15:45                   ` Christoph Lameter
2016-01-21 16:51                     ` Michal Hocko
2016-01-21 17:38                       ` Christoph Lameter
2016-01-22 11:00                         ` Shiraz Hashim
2016-01-22 14:04                         ` Michal Hocko
2016-01-22 16:07                           ` Christoph Lameter
2016-01-22 16:12                             ` Michal Hocko
2016-01-22 16:46                               ` Christoph Lameter
2016-01-22 17:12                                 ` Michal Hocko
2016-01-24 16:57                                 ` Linus Torvalds
2016-01-20 15:14   ` Christoph Lameter
2016-01-20 15:20     ` Michal Hocko

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