Apr 23 02:01:46 localhost kernel: irq 16: nobody cared (try booting with the "irqpoll" option)
Apr 23 02:01:46 localhost kernel: Call Trace: <IRQ> <ffffffff80154868>{__report_bad_irq+48}
Apr 23 02:01:46 localhost kernel:        <ffffffff80154abc>{note_interrupt+519} <ffffffff801543c6>{__do_IRQ+183}
Apr 23 02:01:46 localhost kernel:        <ffffffff8010d96c>{do_IRQ+58} <ffffffff80241b26>{evtchn_do_upcall+192}
Apr 23 02:01:46 localhost kernel: Disabling IRQ #16