public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: john stultz <johnstul@us.ibm.com>
To: Frank Sorenson <frank@tuxrocks.com>
Cc: lkml <linux-kernel@vger.kernel.org>,
	George Anzinger <george@mvista.com>,
	Ulrich Windl <ulrich.windl@rz.uni-regensburg.de>,
	Christoph Lameter <clameter@sgi.com>,
	benh@kernel.crashing.org, Nishanth Aravamudan <nacc@us.ibm.com>
Subject: Re: New timeofday subsystem: Lockups
Date: Fri, 22 Jul 2005 08:09:28 -0700	[thread overview]
Message-ID: <1122044969.2954.7.camel@leatherman> (raw)
In-Reply-To: <42E0A968.8060105@tuxrocks.com>

On Fri, 2005-07-22 at 02:08 -0600, Frank Sorenson wrote:
> I'm not sure whether this is an issue with John's TOD patches, John's
> NTP rework, or Nish's softtimer patches, but something in this
> combination seems to be locking up my system frequently.  Often, it will
> completely hang during boot, and it periodically hangs while starting X
> or even just under normal (unstressed) use.
> 
> During several of the boot-ups, the NMI Watchdog has caught lockups.
> Here is the output of one of those lockups (hand-copied, so hopefully no
> mistakes):

Thanks for the detailed bug report! Hmmm. It looks like the TSC
interpolator is deadlocking. I'll try to dig in and hunt that one down
(although forgive me if I don't get back to you until sometime next
week).

Thanks again for the great testing and reporting!
-john


      reply	other threads:[~2005-07-22 15:09 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-07-16  3:25 [RFC][PATCH 1/6] new timeofday core subsystem john stultz
2005-07-16  3:26 ` [PATCH 2/7] new timeofday i386 arch specific changes, part 1 (v. B4) john stultz
2005-07-16  3:27   ` [RFC][PATCH 3/6] new timeofday i386 arch specific changes, part 2 " john stultz
2005-07-16  3:28     ` [RFC][PATCH 4/6] new timeofday i386 arch specific changes, part 3 (v.B4) john stultz
2005-07-16  3:29       ` [RFC][PATCH 5/6] new timeofday i386 arch specific changes, part 4 (v. B4) john stultz
2005-07-16  3:30         ` [RFC][PATCH 6/6] new timeofday i386 specific timesources john stultz
2005-07-16  3:31   ` [PATCH 2/7] new timeofday i386 arch specific changes, part 1 (v. B4) john stultz
2005-07-16  8:32 ` [RFC][PATCH 1/6] new timeofday core subsystem Frank Sorenson
2005-07-16 16:44   ` Nishanth Aravamudan
2005-07-22  8:08 ` New timeofday subsystem: Lockups Frank Sorenson
2005-07-22 15:09   ` john stultz [this message]

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=1122044969.2954.7.camel@leatherman \
    --to=johnstul@us.ibm.com \
    --cc=benh@kernel.crashing.org \
    --cc=clameter@sgi.com \
    --cc=frank@tuxrocks.com \
    --cc=george@mvista.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=nacc@us.ibm.com \
    --cc=ulrich.windl@rz.uni-regensburg.de \
    /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