On Mon, 2 Mar 2015, Jiang Liu wrote: > Hi Thomas, > According to the dmesg, it seems that BIOS reports malformed > ACPI resource descriptors. The new code enforces stricter checks for > ACPI resource descriptors, so it skips some malformed ACPI resource > descriptors. Could you please to try this two patches again? Yes, that fixes it, networking is fine again. I attached a dmesg output. I had to fix up patch 2/2, it is pr_debug in drivers/acpi/resource.c line 49 not pr_info, as in your patch. Thank you, Thomas