On 18/01/2011 15:34, Drew Weaver wrote: > Ah, it is a PCI card and there is only one PCI slot.. > > -Drew > > > -----Original Message----- > From: centos-bounces at centos.org [mailto:centos-bounces at centos.org] On Behalf Of Giles Coochey > Sent: Tuesday, January 18, 2011 9:24 AM > To: centos at centos.org > Subject: Re: [CentOS] Intel DH67BL + CentOS 5.5 IRQ #177 nobody cared > > 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? > Does the BIOS allow you to manually set a IRQ to the PCI line? -- Best Regards, Giles Coochey NetSecSpec Ltd NL T-Systems Mobile: +31 681 265 086 NL Mobile: +31 626 508 131 GIB Mobile: +350 5401 6693 Email/MSN/Live Messenger: giles at coochey.net Skype: gilescoochey -------------- next part -------------- A non-text attachment was scrubbed... Name: smime.p7s Type: application/pkcs7-signature Size: 5137 bytes Desc: S/MIME Cryptographic Signature URL: <http://lists.centos.org/pipermail/centos/attachments/20110118/d1e0552d/attachment-0005.p7s>