>Which OS is this, exactly?
>Does this reproduce with a newer guest?
the guest kernel (2.6.32.43) is come from the mainline of kernel.org.
this issue just happened once at my guest kernel (2.6.32.43).
>What uses irq 11? Could you check with lspci before you try to shutdown?
# lspci
00:00.0 Host bridge: Intel Corporation 440FX - 82441FX PMC [Natoma] (rev 02)
00:01.0 ISA bridge: Intel Corporation 82371SB PIIX3 ISA [Natoma/Triton II]
00:01.1 IDE interface: Intel Corporation 82371SB PIIX3 IDE [Natoma/Triton II]
00:01.2 USB controller: Intel Corporation 82371SB PIIX3 USB
[Natoma/Triton II] (rev 01)
00:01.3 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 03)
00:02.0 VGA compatible controller: Cirrus Logic GD 5446
00:03.0 Ethernet controller: Red Hat, Inc Virtio network device
00:04.0 Ethernet controller: Red Hat, Inc Virtio network device
00:05.0 SCSI storage controller: Red Hat, Inc Virtio block device
00:06.0 SCSI storage controller: Red Hat, Inc Virtio block device
00:07.0 Unclassified device [00ff]: Red Hat, Inc Virtio memory balloon
# lspci -vv
00:00.0 Host bridge: Intel Corporation 440FX - 82441FX PMC [Natoma] (rev 02)
Subsystem: Red Hat, Inc Qemu virtual machine
Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR+ FastB2B- DisINTx-
Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
00:01.0 ISA bridge: Intel Corporation 82371SB PIIX3 ISA [Natoma/Triton II]
Subsystem: Red Hat, Inc Qemu virtual machine
Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR+ FastB2B- DisINTx-
Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
00:01.1 IDE interface: Intel Corporation 82371SB PIIX3 IDE
[Natoma/Triton II] (prog-if 80 [Master])
Subsystem: Red Hat, Inc Qemu virtual machine
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR+ FastB2B- DisINTx-
Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0
Region 0: [virtual] Memory at 000001f0 (32-bit, non-prefetchable) [size=8]
Region 1: [virtual] Memory at 000003f0 (type 3, non-prefetchable) [size=1]
Region 2: [virtual] Memory at 00000170 (32-bit, non-prefetchable) [size=8]
Region 3: [virtual] Memory at 00000370 (type 3, non-prefetchable) [size=1]
Region 4: I/O ports at c100 [size=16]
Kernel driver in use: ata_piix
00:01.2 USB controller: Intel Corporation 82371SB PIIX3 USB
[Natoma/Triton II] (rev 01) (prog-if 00 [UHCI])
Subsystem: Red Hat, Inc Qemu virtual machine
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR+ FastB2B- DisINTx-
Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0
Interrupt: pin D routed to IRQ 11
Region 4: I/O ports at c080 [size=32]
00:01.3 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 03)
Subsystem: Red Hat, Inc Qemu virtual machine
Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR+ FastB2B- DisINTx-
Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Interrupt: pin A routed to IRQ 9
00:02.0 VGA compatible controller: Cirrus Logic GD 5446 (prog-if 00
[VGA controller])
Subsystem: Red Hat, Inc Device 1100
Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR+ FastB2B- DisINTx-
Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Region 0: Memory at fc000000 (32-bit, prefetchable) [size=32M]
Region 1: Memory at febf0000 (32-bit, non-prefetchable) [size=4K]
Expansion ROM at febe0000 [disabled] [size=64K]
00:03.0 Ethernet controller: Red Hat, Inc Virtio network device
Subsystem: Red Hat, Inc Device 0001
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR+ FastB2B- DisINTx+
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0
Interrupt: pin A routed to IRQ 11
Region 0: I/O ports at c0a0 [size=32]
Region 1: Memory at febf1000 (32-bit, non-prefetchable) [size=4K]
Expansion ROM at feba0000 [disabled] [size=128K]
Capabilities: [40] MSI-X: Enable+ Count=3 Masked-
Vector table: BAR=1 offset=00000000
PBA: BAR=1 offset=00000800
Kernel driver in use: virtio-pci
00:04.0 Ethernet controller: Red Hat, Inc Virtio network device
Subsystem: Red Hat, Inc Device 0001
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR+ FastB2B- DisINTx+
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0
Interrupt: pin A routed to IRQ 10
Region 0: I/O ports at c0c0 [size=32]
Region 1: Memory at febf2000 (32-bit, non-prefetchable) [size=4K]
Expansion ROM at febc0000 [disabled] [size=128K]
Capabilities: [40] MSI-X: Enable+ Count=3 Masked-
Vector table: BAR=1 offset=00000000
PBA: BAR=1 offset=00000800
Kernel driver in use: virtio-pci
00:05.0 SCSI storage controller: Red Hat, Inc Virtio block device
Subsystem: Red Hat, Inc Device 0002
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR+ FastB2B- DisINTx+
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0
Interrupt: pin A routed to IRQ 10
Region 0: I/O ports at c000 [size=64]
Region 1: Memory at febf3000 (32-bit, non-prefetchable) [size=4K]
Capabilities: [40] MSI-X: Enable+ Count=2 Masked-
Vector table: BAR=1 offset=00000000
PBA: BAR=1 offset=00000800
Kernel driver in use: virtio-pci
00:06.0 SCSI storage controller: Red Hat, Inc Virtio block device
Subsystem: Red Hat, Inc Device 0002
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR+ FastB2B- DisINTx+
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0
Interrupt: pin A routed to IRQ 11
Region 0: I/O ports at c040 [size=64]
Region 1: Memory at febf4000 (32-bit, non-prefetchable) [size=4K]
Capabilities: [40] MSI-X: Enable+ Count=2 Masked-
Vector table: BAR=1 offset=00000000
PBA: BAR=1 offset=00000800
Kernel driver in use: virtio-pci
00:07.0 Unclassified device [00ff]: Red Hat, Inc Virtio memory balloon
Subsystem: Red Hat, Inc Device 0005
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR+ FastB2B- DisINTx-
Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0
Interrupt: pin A routed to IRQ 11
Region 0: I/O ports at c0e0 [size=32]
Kernel driver in use: virtio-pc
2014/1/15, Michael S. Tsirkin <mst@xxxxxxxxxx>:
> On Wed, Jan 15, 2014 at 02:48:35PM +0800, 李义 wrote:
>> Hi ALL,
>>
>> i have meet kvm guest os issue at redhat7beta.
>>
>> Host os:
>> iredhat7 Beta
>> #virsh version
>> Compiled against library: libvirt 1.1.1
>> Using library: libvirt 1.1.1
>> Using API: QEMU 1.1.1
>> Running hypervisor: QEMU 1.5.3
>>
>> guest os:
>> 2.6.32.43 x86-64
>
> Which OS is this, exactly?
> Does this reproduce with a newer guest?
>
>> Problem:
>> reboot at the guest os, the guest os will hang.(i have not find the
>> reproduce method)
>>
>> pls: the below is the crash info.
>>
>> [ 3.446282] Adding 2104504k swap on /dev/vda2. Priority:-1
>> extents:1 across:2104504k
>> [ 63.862133] md: stopping all md devices.
>> [ 64.960702] ACPI: Preparing to enter system sleep state S5
>> [ 64.961280] Disabling non-boot CPUs ...
>> [ 66.370651] irq 11: nobody cared (try booting with the "irqpoll"
>> option)
>
> What uses irq 11? Could you check with lspci before you try to shutdown?
>
>> [ 66.370656] Pid: 0, comm: swapper Not tainted
>> 2.6.32.43_guest-1.0.8.kvmguest-default #1
>> [ 66.370658] Call Trace:
>> [ 66.370660] <IRQ> [<ffffffff8107b176>] __report_bad_irq+0x26/0xa0
>> [ 66.370687] [<ffffffff8107b37c>] note_interrupt+0x18c/0x1d0
>> [ 66.370691] [<ffffffff8107bd4d>] handle_fasteoi_irq+0x13d/0x1c0
>> [ 66.370701] [<ffffffff8100ee5d>] handle_irq+0x1d/0x30
>> [ 66.370704] [<ffffffff8100e557>] do_IRQ+0x67/0xe0
>> [ 66.370708] [<ffffffff8100c813>] ret_from_intr+0x0/0x11
>> [ 66.370716] [<ffffffff8104ace3>] ? __do_softirq+0x63/0x140
>> [ 66.370720] [<ffffffff8100cfcc>] ? call_softirq+0x1c/0x30
>> [ 66.370723] [<ffffffff8100ee05>] ? do_softirq+0x65/0xa0
>> [ 66.370725] [<ffffffff8104abbd>] ? irq_exit+0x7d/0x90
>> [ 66.370728] [<ffffffff8100e560>] ? do_IRQ+0x70/0xe0
>> [ 66.370731] [<ffffffff8100c813>] ? ret_from_intr+0x0/0x11
>> [ 66.370732] <EOI> [<ffffffff81025586>] ? native_safe_halt+0x6/0x10
>> [ 66.370747] [<ffffffff81061d65>] ?
>> atomic_notifier_call_chain+0x15/0x20
>> [ 66.370753] [<ffffffff81013f27>] ? default_idle+0x27/0x50
>> [ 66.370757] [<ffffffff8100b036>] ? cpu_idle+0x66/0xc0
>> [ 66.370772] [<ffffffff81597545>] ? rest_init+0x75/0x80
>> [ 66.370786] [<ffffffff81840c42>] ? start_kernel+0x2ed/0x2f9
>> [ 66.370790] [<ffffffff818402f4>] ?
>> x86_64_start_reservations+0xfb/0xff
>> [ 66.370793] [<ffffffff818403f2>] ? x86_64_start_kernel+0xfa/0x109
>> [ 66.370795] handlers:
>> [ 66.370796] [<ffffffff8133d7c0>] (vp_interrupt+0x0/0x60)
>> [ 66.370810] Disabling IRQ #11
>>
>> 进程:
>> PID: 1943 TASK: ffff88007da18580 CPU: 0 COMMAND: "halt"
>> #0 [ffff88007e8b1b98] schedule at ffffffff815b295d
>> #1 [ffff88007e8b1ca0] schedule_timeout at ffffffff815b358e
>> #2 [ffff88007e8b1d30] schedule_timeout_uninterruptible at
>> ffffffff815b36c9
>> #3 [ffff88007e8b1d40] msleep at ffffffff81050f98
>> #4 [ffff88007e8b1d50] native_cpu_die at ffffffff8101d81c
>> #5 [ffff88007e8b1d80] _cpu_down at ffffffff8159840a
>> #6 [ffff88007e8b1de0] disable_nonboot_cpus at ffffffff810461f2
>> #7 [ffff88007e8b1e30] kernel_power_off at ffffffff81057321
>> #8 [ffff88007e8b1e40] sys_reboot at ffffffff810575dc
>> #9 [ffff88007e8b1f80] system_call_fastpath at ffffffff8100bf02
>> RIP: 00007f2d9c768c66 RSP: 00007fff4ad666f8 RFLAGS: 00010202
>> RAX: 00000000000000a9 RBX: ffffffff8100bf02 RCX: 0000000000000000
>> RDX: 000000004321fedc RSI: 0000000028121969 RDI: fffffffffee1dead
>> RBP: 0000000000000003 R8: 0000000000000000 R9: ff00000000000000
>> R10: 00007fff4ad711e0 R11: 0000000000000202 R12: 0000000000000000
>> R13: 00007fff4ad71690 R14: 0000000000000003 R15: 0000000000000002
>> ORIG_RAX: 00000000000000a9 CS: 0033 SS: 002b
>>
>>
>>
>> struct irq_desc {
>> irq = 11,
>> timer_rand_state = 0x0,
>> kstat_irqs = 0xffff88007f80d598,
>> handle_irq = 0xffffffff8107bc10 <handle_fasteoi_irq>,
>> chip = 0xffffffff81825e40,
>> msi_desc = 0x0,
>> handler_data = 0x0,
>> chip_data = 0xffffffff817bd4f0,
>> action = 0xffff88007efda340,
>> status = 8406528,
>> depth = 1,
>> wake_depth = 0,
>> irq_count = 0,
>> last_unhandled = 4294908888,
>> irqs_unhandled = 0,
>> lock = {
>> raw_lock = {
>> {
>> head_tail = 2532349678,
>> tickets = {
>> head = 38638,
>> tail = 38640
>> }
>> }
>> }
>> },
>> affinity = {{
>> bits = {3, 0}
>> }},
>> node = 0,
>> pending_mask = {{
>> bits = {0, 0}
>> }},
>> threads_active = {
>> counter = 0
>> },
>> wait_for_threads = {
>> lock = {
>> raw_lock = {
>> {
>> head_tail = 0,
>> tickets = {
>> head = 0,
>> tail = 0
>> }
>> }
>> }
>> },
>> task_list = {
>> next = 0xffffffff817b8ae0,
>> prev = 0xffffffff817b8ae0
>> }
>> },
>> dir = 0xffff88007f0045c0,
>> name = 0xffffffff8171cd20 "fasteoi"
>> }
>>
>>
>>
>> thanks
>> yili
>
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