On 23/03/05 15:12:34, Ryan Gallagher wrote: > On Tue, 2005-03-22 at 10:08 -0500, Spencer Russell wrote: > > Wow, seems like you're having pretty much exactly the same kinds > > of troubles I've had, right down to the occasional keyboard > > lockup. Maybe something strange with the via chipset? > > Nope, keyboard lockups happen here too. And others have reported the > same, for me it's when I unplug my ua-25 so it's not card specific. I am right in thinking the UA-25 used only standard USB Audio drivers? I can see nothing om the kernel tree that looks specific to a UA-25. Do people find these keyboard lockups occur with a variety of USB sound cards but not with other USB devices? Perhaps people can e-mail me accordingly as it may give a clue as to where that problem lies. > I also suspected IRQ issues, and digging through kernel-parameters.txt > brought me this boot option: acpi_irq_balance I'll try this just in case it makes a difference. Steve.