This problem is not specific to Ubuntu. I am also seeing it with linux 2.6.31 on Debian:
$ dmesg | grep collision [ 0.257209] pci 0000:05:04.0: BAR 6: address space collision on of device [0xfeac0000-0xfeadffff]
This problem is not specific to Ubuntu. I am also seeing it with linux 2.6.31 on Debian:
$ dmesg | grep collision 0xfeadffff]
[ 0.257209] pci 0000:05:04.0: BAR 6: address space collision on of device [0xfeac0000-