> At boot time the kernel prints the following error message: > JMB361 dma_base is invalid. The BIOS for some reason didn't assign resources to the IDE DMA base register, which should not be fatal in itself (it'll switch th PIO modes) > After a while it also complains about USB devices: > usb 3-2: device not accepting address 2, error -71 Thats usually IRQ routing problems > The main problem is that after some minutes from the boot the PC starts > to freeze and than go back to normal. It does this let's say once every > minute. The /var/log/messages reports the following message (repeated > every couple of seconds): > Jan 25 16:28:33 bart kernel: hde: status timeout: status=0x80 { Busy } > Jan 25 16:28:33 bart kernel: ide: failed opcode was: unknown > Jan 25 16:28:33 bart kernel: hde: drive not ready for command Your disk on hde went for a walk. Can you send me an lspci -vvxxx for both kernels please, and a dmesg (off list) Alan