From: Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: George Amanakis <gamanakis-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: PROBLEM: NULL pointer dereference in kernel 4.14.6
Date: Tue, 19 Dec 2017 14:37:04 -0800 [thread overview]
Message-ID: <20171219223704.GS3919388@devbig577.frc2.facebook.com> (raw)
In-Reply-To: <1513628274.1378.1.camel-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Hello,
On Mon, Dec 18, 2017 at 03:17:54PM -0500, George Amanakis wrote:
> I can replicate this on a Thinkpad X230i running archlinux with latest
> 4.14.7 kernel, without the ZFS modules.
>
> Steps to reproduce:
> 1) create a virtual machine using libvirt (attached xml)
> 2) virsh start vm
> 3) head /sys/fs/cgroup/unified/machine.slice/machine-
> qemu\\x2d2\\x2dvm.scope/cgroup.procs
It took some massaging but I can reproduce the problem. Will report
when I know more.
Thanks.
--
tejun
WARNING: multiple messages have this Message-ID (diff)
From: Tejun Heo <tj@kernel.org>
To: George Amanakis <gamanakis@gmail.com>
Cc: linux-kernel@vger.kernel.org, cgroups@vger.kernel.org
Subject: Re: PROBLEM: NULL pointer dereference in kernel 4.14.6
Date: Tue, 19 Dec 2017 14:37:04 -0800 [thread overview]
Message-ID: <20171219223704.GS3919388@devbig577.frc2.facebook.com> (raw)
In-Reply-To: <1513628274.1378.1.camel@gmail.com>
Hello,
On Mon, Dec 18, 2017 at 03:17:54PM -0500, George Amanakis wrote:
> I can replicate this on a Thinkpad X230i running archlinux with latest
> 4.14.7 kernel, without the ZFS modules.
>
> Steps to reproduce:
> 1) create a virtual machine using libvirt (attached xml)
> 2) virsh start vm
> 3) head /sys/fs/cgroup/unified/machine.slice/machine-
> qemu\\x2d2\\x2dvm.scope/cgroup.procs
It took some massaging but I can reproduce the problem. Will report
when I know more.
Thanks.
--
tejun
next prev parent reply other threads:[~2017-12-19 22:37 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-18 20:17 PROBLEM: NULL pointer dereference in kernel 4.14.6 George Amanakis
2017-12-18 20:17 ` George Amanakis
[not found] ` <1513628274.1378.1.camel-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2017-12-19 22:37 ` Tejun Heo [this message]
2017-12-19 22:37 ` Tejun Heo
-- strict thread matches above, loose matches on Subject: below --
2017-12-17 12:14 Bronek Kozicki
2017-12-17 13:29 ` Bronek Kozicki
2017-12-17 17:49 ` Bronek Kozicki
[not found] ` <08995310-d853-ee77-ed1f-26cc336a4a30-CgwIDsGnGWjby3iVrkZq2A@public.gmane.org>
2017-12-17 18:25 ` Randy Dunlap
2017-12-17 18:25 ` Randy Dunlap
[not found] ` <54a16e07-70e6-adda-ebdb-06349b4f8e86-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2017-12-17 18:30 ` Bronek Kozicki
2017-12-17 18:30 ` Bronek Kozicki
[not found] ` <04a4e27d-e291-66c3-ab88-e1343c6955f2-CgwIDsGnGWjby3iVrkZq2A@public.gmane.org>
2017-12-17 18:31 ` Randy Dunlap
2017-12-17 18:31 ` Randy Dunlap
2017-12-17 18:48 ` Bronek Kozicki
2017-12-17 18:48 ` Bronek Kozicki
2017-12-17 23:24 ` vcaputo
[not found] ` <20171217232448.yfaxxew2ijaay7iu-5Y5FpTStZqUl8ZggnyUIT4tm+1EbUQKi@public.gmane.org>
2017-12-18 19:56 ` Bronek Kozicki
2017-12-18 19:56 ` Bronek Kozicki
2017-12-19 13:42 ` Tejun Heo
2017-12-20 15:14 ` Tejun Heo
2017-12-20 18:04 ` Bronek Kozicki
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