From: Ingo Molnar <mingo@elte.hu>
To: Jens Axboe <jens.axboe@oracle.com>,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>
Cc: linux-kernel@vger.kernel.org, yinghai@kernel.org
Subject: Re: Bisected regression (Was Re: current -git fails to boot on nehalem-ex)
Date: Thu, 10 Dec 2009 17:06:40 +0100 [thread overview]
Message-ID: <20091210160640.GB27794@elte.hu> (raw)
In-Reply-To: <20091210103945.GI8742@kernel.dk>
* Jens Axboe <jens.axboe@oracle.com> wrote:
> On Thu, Dec 10 2009, Jens Axboe wrote:
> > Hi,
> >
> > As written in the subject, it just hard hangs before writing anything on
> > the console. With earlyprintk, I captured the failure, see below.
> >
> > I'll try and bisect this, but it takes some time (since the bios and
> > post process takes forever). I just updated the firmware on the box as
> > well, but it did boot 2.6.32 (and RHEL5 boots fine too). Of course that
> > doesn't rule out a BIOS bug.
>
> Results are persistent, git bisect points to:
>
> commit b24c2a925a9837cccf54d50aeac22ba0cbc15455
> Author: Yinghai Lu <yinghai@kernel.org>
> Date: Tue Nov 24 02:48:18 2009 -0800
>
> x86: Move find_smp_config() earlier and avoid bootmem usage
>
> which appears consistent with the panic(). Reverting that does indeed
> make current -git boot properly.
Thanks. Yinghai, do you have any ideas, or should we revert it?
Ingo
next prev parent reply other threads:[~2009-12-10 16:07 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-10 9:10 current -git fails to boot on nehalem-ex Jens Axboe
2009-12-10 10:39 ` Bisected regression (Was Re: current -git fails to boot on nehalem-ex) Jens Axboe
2009-12-10 16:06 ` Ingo Molnar [this message]
2009-12-10 17:26 ` Yinghai
2009-12-10 18:07 ` Jens Axboe
2009-12-10 18:34 ` Yinghai Lu
2009-12-10 18:41 ` Bisected regression Roland Dreier
2009-12-10 18:44 ` Jens Axboe
2009-12-10 19:13 ` Yinghai Lu
2009-12-10 18:44 ` Yinghai Lu
2009-12-10 18:42 ` Bisected regression (Was Re: current -git fails to boot on nehalem-ex) Yinghai Lu
2009-12-10 18:45 ` Jens Axboe
2009-12-10 19:07 ` Jens Axboe
2009-12-10 19:19 ` Yinghai Lu
2009-12-10 19:26 ` Jens Axboe
2009-12-10 19:34 ` Bisected regression Roland Dreier
2009-12-10 21:07 ` Bisected regression (Was Re: current -git fails to boot on nehalem-ex) Yinghai Lu
2009-12-10 21:15 ` Jens Axboe
2009-12-10 22:39 ` H. Peter Anvin
2009-12-10 22:45 ` Yinghai Lu
2009-12-10 22:54 ` H. Peter Anvin
2009-12-10 22:47 ` Bisected regression Roland Dreier
2009-12-10 22:50 ` H. Peter Anvin
2009-12-11 8:19 ` Bisected regression (Was Re: current -git fails to boot on nehalem-ex) Jens Axboe
2009-12-11 8:32 ` Ingo Molnar
2009-12-11 8:55 ` [tip:x86/urgent] x86: Use find_e820() instead of hard coded trampoline address tip-bot for Yinghai Lu
2009-12-10 19:28 ` Bisected regression Roland Dreier
2009-12-10 19:33 ` Yinghai Lu
2009-12-10 19:36 ` Roland Dreier
2009-12-10 19:50 ` Yinghai Lu
2009-12-10 22:44 ` H. Peter Anvin
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