USB problems in FC6

Jacob Kroon jacob.kroon at gmail.com
Sat Dec 9 17:58:23 UTC 2006


Hi Pete,

On Fri, 2006-12-08 at 19:01 -0800, Pete Zaitcev wrote:
> On Sat, 09 Dec 2006 03:08:21 +0100, Jacob Kroon <jacob.kroon at gmail.com> wrote:
> 
> > usb 4-3: new high speed USB device using ehci_hcd and address 2
> > ehci_hcd 0000:00:10.3: Unlink after no-IRQ?  Controller is probably using the wrong IRQ.
> > usb 4-3: device not accepting address 2, error -110
> 
> It seems like a very clear case of IRQ routing being busted.
> 
> > Using kernel-2.6.18-1.2798.fc6 with default kernel arguments wifi works,
> > but USB wont work. Using kernel-2.6.18-1.2849.fc6 it's the other way
> > around.
> 
> Outstanding on narrowing down the releases. Now "all you need" is to
> prep the two source trees and find the offending change... which might
> not be very easy, unfortunately, beacuse the old .src.rpm are not
> kept anywhere that I know...
> 
> Why don't you file a bug and list those two kernel versions.
> Someone with the access to CVS should be able to do two checkouts
> and find differences. In fact, I may be able to look once a have
> an hour or so.

I've filed the bug here:

https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=219034

I've attached the output of "dmesg" for the three different boot setups
I've tested. Not being a kernel hacker, I'm a little skeptical to doing
the tree diffs myself in search of what changed :) I'll be more than
happy to provide additional information.

Regards
Jacob





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