Comment 8 for bug 138611

Thanks for taking a look at it, Brian.

Here is my "sudo lspci -vvnn".

I'm going to try disabling power states and disabling PCI MSI config tonight to see if it's interrupt- or power-related. I suggest everyone also post "cat /proc/interrupts":

           CPU0 CPU1
  0: 110357473 0 IO-APIC-edge timer
  1: 151725 0 IO-APIC-edge i8042
  6: 106 0 IO-APIC-edge floppy
  7: 0 0 IO-APIC-edge parport0
  8: 0 0 IO-APIC-edge rtc
  9: 1 0 IO-APIC-fasteoi acpi
 16: 11184206 0 IO-APIC-fasteoi uhci_hcd:usb3, ohci1394, nvidia
 18: 19924361 0 IO-APIC-fasteoi ehci_hcd:usb1, uhci_hcd:usb7, EMU10K1
 19: 2433345 0 IO-APIC-fasteoi uhci_hcd:usb6, ohci1394, libata, libata
 20: 9065082 0 IO-APIC-fasteoi pata_pdc2027x
 21: 0 0 IO-APIC-fasteoi uhci_hcd:usb4
 23: 0 0 IO-APIC-fasteoi ehci_hcd:usb2, uhci_hcd:usb5
507: 2723565 0 PCI-MSI-edge eth0
NMI: 0 0
LOC: 109387069 109387245
ERR: 0