linux-kernel - Re: ICH9 & Core2 Duo

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Message-Id: <200712041631.53485.pavol.cvengros@primeinteractive.net>
Date:	Tue, 4 Dec 2007 16:31:53 +0100
From:	Pavol Cvengros <pavol.cvengros@...meinteractive.net>
To:	"Olivér Pintér" 
	<oliver.pntr@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: ICH9 & Core2 Duo - kernel crash

On Tuesday 04 December 2007 16:10:40 Olivér Pintér wrote:
> On 12/4/07, Pavol Cvengros <pavol.cvengros@...meinteractive.net> wrote:
> > Hello,
> >
> > I am trying LKML to get some help on one linux kernel related problem.
> > Lately we got a machine with new HW from Intel. CPU is Intel Core2 Duo
> > E6850 3GHz with 2GB of RAM. Motherboard is Intel DG33BU with G33 chipset.
> >
> > After long fight with kernel crashes on different things, we figured out
> > that
> > if the multicore is disabled in bios, everything is ok and machine is
> > running
> > good. No kernel crashes no problems, but with one core only.
> >
> > This small table will maybe explain:
> >
> > Cores   -     kernel   -   state
> >    2  -   nonsmp or smp  - crash
> >    1  -  smp or nonsmp  - ok
> >
> > All crashes have been different (swaper, rcu, irq, init.....) or we just
> > got internal gcc compiler error while compiling kernel/glibc/.... and the
> > machine
> > was frozen.
> >
> > Please can somebody advise what to do to identify that problem more
> > precisely.
> > (debug kernel options?)
> >
> > Our immpresion - ICH9 & ICH9R support in kernel is bad... sorry to say..
> >
> > lspci:
> > 00:00.0 Host bridge: Intel Corporation DRAM Controller (rev 02)
> > 00:02.0 VGA compatible controller: Intel Corporation Integrated Graphics
> > Controller (rev 02)
> > 00:03.0 Communication controller: Intel Corporation MEI Controller (rev
> > 02) 00:1a.0 USB Controller: Intel Corporation USB UHCI Controller #4 (rev
> > 02) 00:1a.1 USB Controller: Intel Corporation USB UHCI Controller #5 (rev
> > 02) 00:1a.2 USB Controller: Intel Corporation USB UHCI Controller #6 (rev
> > 02) 00:1a.7 USB Controller: Intel Corporation USB2 EHCI Controller #2
> > (rev 02) 00:1c.0 PCI bridge: Intel Corporation PCI Express Port 1 (rev
> > 02) 00:1c.1 PCI bridge: Intel Corporation PCI Express Port 2 (rev 02)
> > 00:1c.2 PCI bridge: Intel Corporation PCI Express Port 3 (rev 02) 00:1c.3
> > PCI bridge: Intel Corporation PCI Express Port 4 (rev 02) 00:1c.4 PCI
> > bridge: Intel Corporation PCI Express Port 5 (rev 02) 00:1d.0 USB
> > Controller: Intel Corporation USB UHCI Controller #1 (rev 02) 00:1d.1 USB
> > Controller: Intel Corporation USB UHCI Controller #2 (rev 02) 00:1d.2 USB
> > Controller: Intel Corporation USB UHCI Controller #3 (rev 02) 00:1d.7 USB
> > Controller: Intel Corporation USB2 EHCI Controller #1 (rev 02) 00:1e.0
> > PCI bridge: Intel Corporation 82801 PCI Bridge (rev 92)
> > 00:1f.0 ISA bridge: Intel Corporation LPC Interface Controller (rev 02)
> > 00:1f.2 IDE interface: Intel Corporation 4 port SATA IDE Controller (rev
> > 02) 00:1f.3 SMBus: Intel Corporation SMBus Controller (rev 02)
> > 00:1f.5 IDE interface: Intel Corporation 2 port SATA IDE Controller (rev
> > 02) 02:00.0 IDE interface: Marvell Technology Group Ltd. 88SE6101
> > single-port PATA133 interface (rev b1)
> > 06:01.0 Ethernet controller: Realtek Semiconductor Co., Ltd.
> > RTL-8139/8139C/8139C+ (rev 10)
> >
> > Thanks for any kind of help...
>
> kernel version?

tested with:
vanila 2.6.23.9
gentoo-2.6.23-r2


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Name: Pavol Cvengros
Company: Prime Interactive, Ltd.
E-mail: pavol.cvengros@...meinteractive.net
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