I rebuilt 4.4.0, as I noticed a warning about microcode in the .config which I fixed (assumed changed function). Another DMESG posted here https://bugzilla.kernel.org/show_bug.cgi?id=110851 Still no joy unfortunately. thanks Richard On 19/01/2016 03:38, Bjorn Helgaas wrote: > On Mon, Jan 18, 2016 at 02:48:59PM +0000, Richard F wrote: >> I posted a DMESG with 4.3.3 to Bugzilla now. >> 4.4.0 crashed on boot, not sure why yet. > -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html