From: Petr Tesarik <ptesarik@suse.cz>
To: linux-ia64@vger.kernel.org
Subject: Re: [BUG?][2.6.25-mm1] sleeping during IRQ disabled
Date: Mon, 05 May 2008 15:48:31 +0000 [thread overview]
Message-ID: <1210002511.32260.22.camel@elijah.suse.cz> (raw)
In-Reply-To: <20080502182440.6E5F.KOSAKI.MOTOHIRO@jp.fujitsu.com>
On Mon, 2008-05-05 at 00:47 +0900, KOSAKI Motohiro wrote:
> Hi Tony-san,
>
> > > > This surely is a bug. I bet this was introduced by Hidetoshi's latest
> > > > commit:
> > > >
> > > > commit 38477ad75188b2a7370fef7145f956e6c446928b
> > > > Author: Hidetoshi Seto
> > > > Date: Mon Apr 21 14:34:39 2008 -0700
> > > >
> > > > [IA64] disable interrupts on exit of ia64_trace_syscall
> > >
> > > Can you try reverting this patch and re-running the
> > > same stress tests?
> >
> > OK, I'll try it at head of next week.
>
> Hmmm,
> if I am not stupid, I think 2.6.25-mm1 doesn't contain this patch.
> I am very confusing now...
>
>
> and, I found easy reproduce way.
> that is
>
> % pstack $$
>
> Can you reproduce it?
Oh, by the way, could it be related to Stephen Eranian's note on
do_notify_resume_user being called too frequently? In other words, are
you running with perfmon?
Petr
next prev parent reply other threads:[~2008-05-05 15:48 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-02 9:27 [BUG?][2.6.25-mm1] sleeping during IRQ disabled KOSAKI Motohiro
2008-05-02 10:02 ` Petr Tesarik
2008-05-02 22:53 ` Luck, Tony
2008-05-03 7:28 ` KOSAKI Motohiro
2008-05-04 15:47 ` KOSAKI Motohiro
2008-05-05 8:40 ` Petr Tesarik
2008-05-05 15:43 ` Petr Tesarik
2008-05-05 15:48 ` Petr Tesarik [this message]
2008-05-05 18:37 ` Luck, Tony
2008-05-06 3:09 ` KOSAKI Motohiro
2008-05-06 3:12 ` KOSAKI Motohiro
2008-05-06 18:25 ` Luck, Tony
2008-05-06 20:03 ` Luck, Tony
2008-05-06 21:41 ` Luck, Tony
2008-05-06 21:54 ` Luck, Tony
2008-05-07 0:57 ` Hidetoshi Seto
2008-05-07 6:59 ` Petr Tesarik
2008-05-07 8:54 ` Shaohua Li
2008-05-07 9:05 ` Hidetoshi Seto
2008-05-07 9:12 ` Hidetoshi Seto
2008-05-07 18:20 ` Roland McGrath
2008-05-07 21:50 ` Luck, Tony
2008-05-07 23:23 ` Roland McGrath
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=1210002511.32260.22.camel@elijah.suse.cz \
--to=ptesarik@suse.cz \
--cc=linux-ia64@vger.kernel.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