linux-kernel - Re: 2.6.22-rc3-mm1

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Message-Id: <20070605022411.f303d28b.akpm@linux-foundation.org>
Date:	Tue, 5 Jun 2007 02:24:11 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: 2.6.22-rc3-mm1

On Tue, 5 Jun 2007 11:11:51 +0200 Ingo Molnar <mingo@...e.hu> wrote:

> hm, mm1 hangs during bootup on one of my boxes:
> 
>  Calling initcall 0xc0628d39: pci_mmcfg_late_insert_resources+0x0/0x44()
>  initcall 0xc0628d39: pci_mmcfg_late_insert_resources+0x0/0x44() returned 0.
>  initcall 0xc0628d39 ran for 0 msecs: 
>  pci_mmcfg_late_insert_resources+0x0/0x44()
>  Calling initcall 0xc062abd1: tcp_congestion_default+0x0/0xf()
>  initcall 0xc062abd1: tcp_congestion_default+0x0/0xf() returned 0.
>  initcall 0xc062abd1 ran for 0 msecs: tcp_congestion_default+0x0/0xf()
> 
> it usually hangs in different places.

In my experience that means that it wedged in a timer tick.  Often the first
one.


> Full bootlog below. Same kernel 
> bzImage boots fine on another box.
> 
> the NMI watchdog warning is a bit weird:
> 
>  Calling initcall 0xc0613e4f: check_nmi_watchdog+0x0/0x1a8()
>  Testing NMI watchdog ... CPU#0: NMI appears to be stuck (0->0)!
>  CPU#1: NMI appears to be stuck (0->0)!
>  initcall 0xc0613e4f: check_nmi_watchdog+0x0/0x1a8() returned -1.
>  initcall 0xc0613e4f ran for 27 msecs: check_nmi_watchdog+0x0/0x1a8()
> 
> i'll test it in a minute with that turned off.
> 

hm.  I haven't seen any similar reports.
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