On Thu, Nov 25, 2010 at 10:21:24PM +0800, lidong chen wrote: > [version] > the host os version is 2.6.32 Which qemu-kvm version? > the guest os version is 2.6.16 > > [dmesg] > ACPI: (supports S3 S4 S5) > Freeing unused kernel memory: 200k freed > input: ImExPS/2 Generic Explorer Mouse as /class/input/input2 > ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 > ACPI: PCI Interrupt 0000:00:03.0[A] -> Link [LNKC] -> GSI 11 (level, > high) -> IRQ 11 > io address 0001c040ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10 > ACPI: PCI Interrupt 0000:00:04.0[A] -> Link [LNKD] -> GSI 10 (level, > high) -> IRQ 10 > io address 0001c060ACPI: PCI Interrupt Link [LNKA] enabled at IRQ 10 > ACPI: PCI Interrupt 0000:00:05.0[A] -> Link [LNKA] -> GSI 10 (level, > high) -> IRQ 10 > io address 0001c080ACPI: PCI Interrupt Link [LNKB] enabled at IRQ 11 > ACPI: PCI Interrupt 0000:00:06.0[A] -> Link [LNKB] -> GSI 11 (level, > high) -> IRQ 11 > io address 0001c0a0<6>ACPI: PCI Interrupt 0000:00:07.0[A] -> Link > [LNKC] -> GSI 11 (level, high) -> IRQ 11 > io address 0001c0c0<6>ACPI: PCI Interrupt 0000:00:08.0[A] -> Link > [LNKD] -> GSI 10 (level, high) -> IRQ 10 > io address 0001c0e0 > irq 11: nobody cared (try booting with the "irqpoll" option) > [<c01457b0>] __report_bad_irq+0x2b/0x69 > [<c0145979>] note_interrupt+0x18b/0x1b2 > [<c01452a9>] handle_IRQ_event+0x26/0x51 > [<c014537f>] __do_IRQ+0xab/0xdc > [<c0106445>] do_IRQ+0x46/0x53 > [<c0104e8a>] common_interrupt+0x1a/0x20 > [<c01276f2>] __do_softirq+0x4f/0xc2 > [<c0127793>] do_softirq+0x2e/0x32 > [<c0104f3c>] apic_timer_interrupt+0x1c/0x30 > [<c0102d55>] default_idle+0x2e/0x5c > [<c0102e14>] cpu_idle+0x91/0xad > [<c03946e5>] start_kernel+0x34c/0x353 > handlers: > [<f88252ee>] (vp_interrupt+0x0/0x3e [virtio_pci]) > Disabling IRQ #11 Does this message appear on boot, or after some stress? Does cherry-picking 3fff0179e33cd7d0a688dab65700c46ad089e934 help? Happens with a newer kernel as guest? What does info irqs show in qemu? -- MST -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html