linux-kernel - Re: two different oopses with 2.6.26-rc4

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Message-Id: <1212053047.12349.127.camel@twins>
Date:	Thu, 29 May 2008 11:24:07 +0200
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Gabriel C <nix.or.die@...glemail.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	alejandro.riveira@...il.com,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: two different oopses with 2.6.26-rc4

On Thu, 2008-05-29 at 11:14 +0200, Gabriel C wrote:
> Andrew Morton wrote:
> 
> > On Wed, 28 May 2008 11:50:34 +0200 Alejandro Riveira Fern__ndez  <alejandro.riveira@...il.com> wrote:
> > 
> >> I sent this to the list with other mail address and it didn't reach it
> >> afaics. apologies if someone sees this twice
> >>
> >> i cced wireless becouse of the first oops
> >>
> >> First boot into 2.6.26-rc4 
> >>
> >>   Compiled and booting into 2.6.26-rc4
> >>
> >>  1) With splash quiet on grub line it doesn't boot (or i didin't wait long
> >>     enough)
> >>  2) without quiet and splash I get into VT X filas becouse i use the evil
> >>     nvidia driver that's expected. But ubuntu failsafe mode (xserver with vesa
> >>     in low res) doesn't show up either *regression*
> >>  3) i get an oops with network manager
> >>  4) if i try to run some sudo command it gets stuck (Crtl +C doesnt' help)
> >>     "ip route" gets stuck too. User programs i tried wrok fine (only ls and
> >>     htop). Network realted problem?
> >>
> >>  5) printk times on dmesg go crazy
> >>
> >> But the second time a boot into it i got a working system (i even compiled the
> >> *famous* nvidia driver) with only a bluetooth related oops ...
> >>
> >> Both dmesg follow. This is on a hardy 8.04 64 bits system. If more info is needed
> >> just ask
> >>
> >> No working first one
> >>
> >> ...
> >>
> >> [    0.000000] Using ACPI (MADT) for SMP configuration information
> >> [    0.000000] Allocating PCI resources starting at c4000000 (gap: c0000000:3f380000)
> >> [    0.000000] SMP: Allowing 2 CPUs, 0 hotplug CPUs
> >> [    0.000000] PERCPU: Allocating 33860 bytes of per cpu data
> >> [    0.000000] NR_CPUS: 2, nr_cpu_ids: 2
> >> [4294014.506571] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 774451
> >> [4294014.506571] Kernel command line: BOOT_IMAGE=(hd0,2)/vmlinuz-2.6.26-rc4 root=UUID=ee465ea1-394d-4dd2-a5f9-a35567176c40 ro
> >> [4294014.506571] Initializing CPU#0
> > 
> > whee, time warp.
> > 
> > Ingo, Thomas: what's the story here?  There've been zillions of reports
> > and I thought we'd already fixed it?
> 
> 
> There is an patch[1] for this issue but I get rejects against current git.
> 
> Peter Zijlstra asked to test his v2.6.26-rc2-group-load-balance branch[2] which fixes the problem at least for me.
> 
> [1] http://bugzilla.kernel.org/show_bug.cgi?id=10648#c3
> [2] http://lkml.org/lkml/2008/5/20/683

patch is queued in some critical branch and should be included in a pull
request soonish..



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