[CentOS] Intel DH67BL + CentOS 5.5 IRQ #177 nobody cared

Giles Coochey giles at coochey.net
Tue Jan 18 14:23:50 UTC 2011


On 18/01/2011 15:22, Drew Weaver wrote:
>
> Hello,
>
> We have built a couple of CentOS 5.5 systems on the Intel DH67BL 
> (Sandy Bridge) motherboard and overall they work pretty well.
>
> I'm having one problem which keeps cropping up and that is an error 
> message that says:
>
> IRQ 177 nobody cared (try booting with the irqpoll option)
>
> report bad irq, references CPU idle
>
> then it references usb_hcd_irq and e1000_intr
>
> then it disables the add-on PCI E1000 card and disconnects itself from 
> the network.
>
> I'm assuming what is happening here is the USB controller and the 
> add-on E1000 controller we put in are having an old school IRQ 
> conflict, the question is why and how can I avoid it?
>
> I have tried disabling all of the extra stuff in the BIOS that I 
> could, and this still happens fairly frequently.
>
> Any advice would be great.
>
>
Have you tried putting one of the cards in a different slot?

-- 
Best Regards,

Giles Coochey
NetSecSpec Ltd
NL T-Systems Mobile: +31 681 265 086
NL Mobile: +31 626 508 131
Email/MSN/Live Messenger: giles at coochey.net
Skype: gilescoochey



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