From: Al Viro <viro@ZenIV.linux.org.uk>
To: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Issues with "x86, um: switch to generic fork/vfork/clone" commit
Date: Sat, 19 Jan 2013 06:38:08 +0000 [thread overview]
Message-ID: <20130119063808.GN4939@ZenIV.linux.org.uk> (raw)
In-Reply-To: <50F3D2F2.3080200@6wind.com>
On Mon, Jan 14, 2013 at 10:42:10AM +0100, Nicolas Dichtel wrote:
> Hi,
>
> I'm running a virtual host (kvm/qemu x86 32 bits 16 CPUs, debian
> wheezy) over a x86 64bits target.
> The virtual host has problem during the boot with recent kernels
> (sometimes, daemons crash, but not always, and not always the same
> daemon). Here is an example:
> [ 2.150274] input: ImExPS/2 Generic Explorer Mouse as
> /devices/platform/i8042/serio1/input/input3
> udevd[468]: timeout: killing 'firmware.agent' [587]
>
> udevd[468]: 'firmware.agent' [587] terminated by signal 9 (Killed)
>
> done.
>
> [snip]
>
> [ 64.313636] kbd[2563]: segfault at 9fe ip 000009fe sp b758293c
> error 4 in dash[8048000+18000]
>
> After bisecting, the following commit seems responsible:
> 1d4b4b2994b5fc208963c0b795291f8c1f18becf (x86, um: switch to generic
> fork/vfork/clone)
Er... Bisect of the guest kernel, I take it? Could you check if building
the guest !SMP affects anything?
next prev parent reply other threads:[~2013-01-19 6:38 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-14 9:42 Issues with "x86, um: switch to generic fork/vfork/clone" commit Nicolas Dichtel
2013-01-19 6:38 ` Al Viro [this message]
2013-01-20 3:12 ` Al Viro
2013-01-20 20:53 ` Linus Torvalds
2013-01-20 21:28 ` Al Viro
2013-01-21 1:22 ` Al Viro
2013-01-21 1:40 ` Linus Torvalds
2013-01-21 2:30 ` Al Viro
2013-01-21 2:39 ` Linus Torvalds
2013-01-21 6:02 ` Al Viro
2013-01-21 22:55 ` [RFC] making HAVE_SYSCALL_WRAPPERS universal (Re: Issues with "x86, um: switch to generic fork/vfork/clone" commit) Al Viro
2013-01-22 12:47 ` James Hogan
2013-01-22 12:47 ` James Hogan
2013-01-22 14:23 ` Al Viro
2013-01-22 13:16 ` Arnd Bergmann
2013-01-22 15:33 ` Arnd Bergmann
2013-01-21 9:00 ` Issues with "x86, um: switch to generic fork/vfork/clone" commit Nicolas Dichtel
-- strict thread matches above, loose matches on Subject: below --
2012-11-10 4:36 Michel Lespinasse
2012-11-10 4:51 ` Al Viro
2012-11-10 4:57 ` Michel Lespinasse
2012-11-10 5:33 ` Al Viro
2012-11-10 5:47 ` Michel Lespinasse
2012-11-10 7:33 ` Al Viro
2012-11-10 8:08 ` Michel Lespinasse
2012-11-10 18:59 ` Al Viro
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=20130119063808.GN4939@ZenIV.linux.org.uk \
--to=viro@zeniv.linux.org.uk \
--cc=linux-kernel@vger.kernel.org \
--cc=nicolas.dichtel@6wind.com \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.