Someone

Apr 29 23:28:46 nathan kernel: [46655.950555] irq 16: nobody cared (try booting with the "irqpoll" option)
Apr 29 23:28:46 nathan kernel: [46655.950557] Pid: 13910, comm: sh Tainted: P        W   2.6.38-gentoo-r3 #3
Apr 29 23:28:46 nathan kernel: [46655.950559] Call Trace:
Apr 29 23:28:46 nathan kernel: [46655.950560]  <IRQ>  [<ffffffff81074d6e>] ? __report_bad_irq.clone.2+0x38/0x86
Apr 29 23:28:46 nathan kernel: [46655.950565]  [<ffffffff81074ed1>] ? note_interrupt+0x115/0x17c
Apr 29 23:28:46 nathan kernel: [46655.950567]  [<ffffffff810399de>] ? __do_softirq+0xf7/0x10d
Apr 29 23:28:46 nathan kernel: [46655.950569]  [<ffffffff81075916>] ? handle_fasteoi_irq+0xa7/0xd4
Apr 29 23:28:46 nathan kernel: [46655.950571]  [<ffffffff81004b1b>] ? handle_irq+0x1f/0x27
Apr 29 23:28:46 nathan kernel: [46655.950572]  [<ffffffff81004850>] ? do_IRQ+0x48/0xa0
Apr 29 23:28:46 nathan kernel: [46655.950575]  [<ffffffff8143cbd3>] ? ret_from_intr+0x0/0xe
Apr 29 23:28:46 nathan kernel: [46655.950576]  <EOI> 
Apr 29 23:28:46 nathan kernel: [46655.950577] handlers:
Apr 29 23:28:46 nathan kernel: [46655.950578] [<ffffffffa00ac8ba>] (irq_handler+0x0/0x3fe [firewire_ohci])
Apr 29 23:28:46 nathan kernel: [46655.950583] [<ffffffffa0027e6c>] (rtl8169_interrupt+0x0/0x29a [r8169])
Apr 29 23:28:46 nathan kernel: [46655.950587] [<ffffffffa06a249d>] (nv_kern_isr+0x0/0x58 [nvidia])
Apr 29 23:28:46 nathan kernel: [46655.950679] Disabling IRQ #16