Fengguang Wu wrote: > On Mon, Jun 03, 2013 at 07:26:24PM +0800, Fengguang Wu wrote: >> On Mon, Jun 03, 2013 at 01:17:00PM +0200, Rafael J. Wysocki wrote: >>> On 6/2/2013 6:20 AM, Fengguang Wu wrote: >>>> Greetings, >>>> >>>> FYI, I got this occasionally in some of my machines when testing the >>>> pm/bleeding-edge branch: >>>> >>>> [ 0.040000] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 >>>> [ 0.044000] ..MP-BIOS bug: 8254 timer not connected to IO-APIC >>>> [ 0.044000] ...trying to set up timer (IRQ0) through the 8259A ... >>>> [ 0.044000] ..... (found apic 0 pin 2) ... >>>> [ 0.048000] ....... failed. >>>> [ 0.048000] ...trying to set up timer as Virtual Wire IRQ... >>>> [ 0.048000] ..... failed. >>>> [ 0.048000] ...trying to set up timer as ExtINT IRQ... >>>> [ 0.052000] ..... failed :(. >>>> [ 0.052000] Kernel panic - not syncing: IO-APIC + timer doesn't work! Boot with apic=debug and send a report. Then try booting with the >>>> +'noapic' option. >>>> >>>> Bisect result is unfortunately not reliable.. >>> >>> Can you please check if this is reproducible with the acpi-hotplug >>> branch alone? >> >> Nope, it also shows up in upstream kernel. Sorry.. I'll try more bisect. > > FYI, linux-next boots fine, so it should have been fixed somewhere. > Sorry for the noises! Can you please check it is not present in stable 3.9 and 3.10-rc4? We might still need to backport the deemed patch. Thank you, Martin -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html