Comment 12 for bug 252041

when i boot with acpi=off or acpi=ht i see this in dmesg:

[ 0.192012] PnPBIOS: Found PnP BIOS installation structure at 0xc00f8410
[ 0.192012] PnPBIOS: PnP BIOS version 1.0, entry 0xf0000:0xc5b6, dseg 0x400
[ 0.192012] PNPBIOS fault.. attempting recovery.
[ 0.192012] PnPBIOS: Warning! Your PnP BIOS caused a fatal error. Attempting to continue
[ 0.192012] PnPBIOS: You may need to reboot with the "pnpbios=off" option to operate stably
[ 0.192012] PnPBIOS: Check with your vendor for an updated BIOS
[ 0.192012] PnPBIOS: get_dev_node: unexpected status 0x37
[ 0.192012] PnPBIOS: 0 nodes reported by PnP BIOS; 0 recorded by driver