netdev - RE: e1000e crashes with 2.6.34.x and ThinkPad T60

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Date:	Tue, 27 Jul 2010 18:33:49 -0600
From:	"Tantilov, Emil S" <emil.s.tantilov@...el.com>
To:	Marc Haber <mh+linux-kernel@...schlus.de>,
	Linux Kernel Developers <linux-kernel@...r.kernel.org>,
	Linux Kernel Network Developers <netdev@...r.kernel.org>
Subject: RE: e1000e crashes with 2.6.34.x and ThinkPad T60

Marc Haber wrote:
> Hi,
> 
> I have a new notebook, a Thinkpad T60, which is freezing in random
> intervals (like 30 minutes to two days) as long as I am using the
> on-board wired ethernet interface, which is an e1000e, [8086:109a]. As
> long as I keep using the WLAN, the system runs for weeks despite
> frequent suspend/resume cycles etc. The crashes seem really to be tied
> to using the wired ethernet. This is a hard freeze, with nothing
> happening on the system, only a long push on the power button helps.

When the crashes occur - is there a trace on the screen?

Do you know of a way to reproduce the issue? For example were
you downloading files, browsing internet, or using the ethernet device
in any way when the system crashed?

> Additionally, sometimes, probably after suspend/resume, the wired
> ethernet does not come up properly again, ip addr claims "NO CARRIER"
> even if the LEDs on the interface and on the switch claim that there
> was a link. No packets are received by the interface when it's at this
> stage.
> 
> Both issues appear with 2.6.34 and 2.6.34.1. I didn't try any of these
> issues with an older kernel, 2.6.34 was already out when I started
> using the T60.

I got a T60 notebook running on 2.6.34.1 and will try to reproduce in house.

> 
> To rule out defective hardware, I have tried with a second T60, with
> the same results.
> 
> Full dmesg and lspci-nn attached, please say if you need more.

Doesn't seem that there were any attachments to this email. 
Could you also provide the kernel config?

> Greetings
> Marc

Thanks,
Emil