From: Vladimir Davydov <vdavydov-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
To: Fengguang Wu <fengguang.wu-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
LKP <lkp-JC7UmRfGjtg@public.gmane.org>,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [cgroup] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/cpu/common.c:1439 warn_pre_alternatives()
Date: Fri, 6 Mar 2015 09:09:37 +0300 [thread overview]
Message-ID: <20150306060937.GC4762@esperanza> (raw)
In-Reply-To: <20150306055758.GA28187-q6ZYBFIlbFFi0tQiZxhdj1DQ4js95KgL@public.gmane.org>
Hi,
This bug should have been fixed by "[PATCH -next] cpuset: initialize
cpuset a bit early":
http://www.spinics.net/lists/cgroups/msg12599.html
Thanks,
Vladimir
On Fri, Mar 06, 2015 at 01:57:58PM +0800, Fengguang Wu wrote:
> [ 0.021989] ------------[ cut here ]------------
> [ 0.021989] ------------[ cut here ]------------
> [ 0.022816] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/cpu/common.c:1439 warn_pre_alternatives+0x25/0x2e()
> [ 0.022816] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/cpu/common.c:1439 warn_pre_alternatives+0x25/0x2e()
> [ 0.024000] You're using static_cpu_has before alternatives have run!
> [ 0.024000] You're using static_cpu_has before alternatives have run!
> [ 0.024000] Modules linked in:
> [ 0.024000] Modules linked in:
>
> [ 0.024000] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.0.0-rc1-00004-g295458e #455
> [ 0.024000] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.0.0-rc1-00004-g295458e #455
> [ 0.024000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014
> [ 0.024000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014
> [ 0.024000] 0000000000000009
> [ 0.024000] 0000000000000009 ffffffff81e03cc8 ffffffff81e03cc8 ffffffff81674d02 ffffffff81674d02 ffffffff810ca88e ffffffff810ca88e
>
> [ 0.024000] ffffffff81e03d18
> [ 0.024000] ffffffff81e03d18 ffffffff81e03d08 ffffffff81e03d08 ffffffff81073d6f ffffffff81073d6f 0000000000000000 0000000000000000
>
> [ 0.024000] ffffffff81018f79
> [ 0.024000] ffffffff81018f79 ffffffff81e03e38 ffffffff81e03e38 0000000000000000 0000000000000000 0000000000000002 0000000000000002
>
> [ 0.024000] Call Trace:
> [ 0.024000] Call Trace:
> [ 0.024000] [<ffffffff81674d02>] dump_stack+0xa0/0xd5
> [ 0.024000] [<ffffffff81674d02>] dump_stack+0xa0/0xd5
> [ 0.024000] [<ffffffff810ca88e>] ? console_unlock+0x496/0x4ef
> [ 0.024000] [<ffffffff810ca88e>] ? console_unlock+0x496/0x4ef
> [ 0.024000] [<ffffffff81073d6f>] warn_slowpath_common+0xc8/0xf7
> [ 0.024000] [<ffffffff81073d6f>] warn_slowpath_common+0xc8/0xf7
> [ 0.024000] [<ffffffff81018f79>] ? warn_pre_alternatives+0x25/0x2e
> [ 0.024000] [<ffffffff81018f79>] ? warn_pre_alternatives+0x25/0x2e
> [ 0.024000] [<ffffffff81073e6a>] warn_slowpath_fmt+0x4f/0x58
> [ 0.024000] [<ffffffff81073e6a>] warn_slowpath_fmt+0x4f/0x58
> [ 0.024000] [<ffffffff81680f47>] ? native_iret+0x7/0x7
> [ 0.024000] [<ffffffff81680f47>] ? native_iret+0x7/0x7
> [ 0.024000] [<ffffffff81018f79>] warn_pre_alternatives+0x25/0x2e
> [ 0.024000] [<ffffffff81018f79>] warn_pre_alternatives+0x25/0x2e
> [ 0.024000] [<ffffffff81039306>] __do_page_fault+0x2b4/0x7c2
> [ 0.024000] [<ffffffff81039306>] __do_page_fault+0x2b4/0x7c2
> [ 0.024000] [<ffffffff81039852>] do_page_fault+0x3e/0x4a
> [ 0.024000] [<ffffffff81039852>] do_page_fault+0x3e/0x4a
> [ 0.024000] [<ffffffff81034109>] do_async_page_fault+0x3a/0xb9
> [ 0.024000] [<ffffffff81034109>] do_async_page_fault+0x3a/0xb9
> [ 0.024000] [<ffffffff81681a28>] async_page_fault+0x28/0x30
> [ 0.024000] [<ffffffff81681a28>] async_page_fault+0x28/0x30
> [ 0.024000] [<ffffffff8110d870>] ? cpumask_copy+0x2c/0x2f
> [ 0.024000] [<ffffffff8110d870>] ? cpumask_copy+0x2c/0x2f
> [ 0.024000] [<ffffffff8110e174>] ? cpuset_bind+0x5b/0xc4
> [ 0.024000] [<ffffffff8110e174>] ? cpuset_bind+0x5b/0xc4
> [ 0.024000] [<ffffffff8234d780>] cgroup_init+0x2fa/0x3d3
> [ 0.024000] [<ffffffff8234d780>] cgroup_init+0x2fa/0x3d3
> [ 0.024000] [<ffffffff8232f5fe>] start_kernel+0x6ed/0x755
> [ 0.024000] [<ffffffff8232f5fe>] start_kernel+0x6ed/0x755
> [ 0.024000] [<ffffffff8232e120>] ? early_idt_handlers+0x120/0x120
> [ 0.024000] [<ffffffff8232e120>] ? early_idt_handlers+0x120/0x120
> [ 0.024000] [<ffffffff8232e585>] x86_64_start_reservations+0x46/0x4f
> [ 0.024000] [<ffffffff8232e585>] x86_64_start_reservations+0x46/0x4f
> [ 0.024000] [<ffffffff8232e73e>] x86_64_start_kernel+0x1b0/0x1c6
> [ 0.024000] [<ffffffff8232e73e>] x86_64_start_kernel+0x1b0/0x1c6
> [ 0.024000] ---[ end trace 37d9a871c47a31bc ]---
> [ 0.024000] ---[ end trace 37d9a871c47a31bc ]---
next prev parent reply other threads:[~2015-03-06 6:09 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-06 5:57 [cgroup] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/cpu/common.c:1439 warn_pre_alternatives() Fengguang Wu
[not found] ` <20150306055758.GA28187-q6ZYBFIlbFFi0tQiZxhdj1DQ4js95KgL@public.gmane.org>
2015-03-06 6:09 ` Vladimir Davydov [this message]
2015-03-06 6:31 ` Fengguang Wu
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=20150306060937.GC4762@esperanza \
--to=vdavydov-bzqdu9zft3wakbo8gow8eq@public.gmane.org \
--cc=cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=fengguang.wu-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org \
--cc=linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=lkp-JC7UmRfGjtg@public.gmane.org \
--cc=tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.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