Subject: Re: iwl3945: HARDWARE GONE??

From: "John W. Linville" <[email-masked]>
Date: Fri, 2 Jul 2010 12:26:50 -0400

On Fri, Jul 02, 2010 at 07:02:55PM +0300, Priit Laes wrote:
> Heya!
> 
> Bumped my kernel to version 2.6.35-rc3-00391-g97e0214 and ran into
> HARDWARE GONE error message..
> 
> Hardware is Lenovo x60s and wireless card is intel 3945:
> 
> 03:00.0 Network controller: Intel Corporation PRO/Wireless 3945ABG [Golan] Network Connection (rev 02)
> 	Subsystem: Intel Corporation ThinkPad R60e/X60s
> 	Flags: bus master, fast devsel, latency 0, IRQ 47
> 	Memory at edf00000 (32-bit, non-prefetchable) [size=4K]
> 	Capabilities: [c8] Power Management version 2
> 	Capabilities: [d0] MSI: Enable+ Count=1/1 Maskable- 64bit+
> 	Capabilities: [e0] Express Legacy Endpoint, MSI 00
> 	Capabilities: [100] Advanced Error Reporting
> 	Capabilities: [140] Device Serial Number 00-xx-xx-xx-xx-xx-xx-xx
> 	Kernel driver in use: iwl3945
> 	Kernel modules: iwl3945
> 
> I have attached dmesg error message...
> 
> Cheers,
> Priit :)

> [13813.347617] Uhhuh. NMI received for unknown reason a1 on CPU 0.
> [13813.347617] You have some hardware problem, likely on the PCI bus.
> [13813.347617] Dazed and confused, but trying to continue
> [13813.347617] iwl3945 0000:03:00.0: HARDWARE GONE?? INTA == 0xffffffff

We've been seeing this sort of thing a lot -- somehow the iwl3945 gets
disconnected from the PCI bus.  Anyone have any clue how that happens?

John
-- 
John W. Linville		Someday the world will need a hero, and you
[email-masked]			might be all we have.  Be ready.