#422 Soft lockup after migration in 64 bit SMP RHEL 5.3 guest
kvm: kvm-84-6607-ga317a1e
kvm-userspace: kvm-84-519-ge97260d
modinfo kvm:
filename: /lib/modules/2.6.27.11-1-default/extra/kvm.ko
license: GPL
author: Qumranet
version: kvm-84-6607-ga317a1e
srcversion: 71C29061F9E400B2E7EE646
depends:
vermagic: 2.6.27.11-1-default SMP mod_unload modversions
parm: oos_shadow:bool
modinfo kvm-intel:
filename: /lib/modules/2.6.27.11-1-default/extra/kvm-intel.ko
license: GPL
author: Qumranet
version: kvm-84-6607-ga317a1e
srcversion: 4406015C2969CA7636B2C95
depends: kvm
vermagic: 2.6.27.11-1-default SMP mod_unload modversions
parm: bypass_guest_pf:bool
parm: vpid:bool
parm: flexpriority:bool
parm: ept:bool
parm: emulate_invalid_guest_state:bool
Cmdline: qemu-system-x86_64 -m 1024 -drive file=/scratch/images/RHEL5.3-Server-x86_64.raw -net tap -net nic,model=e1000,macaddr=00:FF:FE:00:00:03 -vnc :21 -boot cd -monitor stdio -smp 4 -incoming tcp:0:10000
Guest printks
Please see the attachment containing the guest printks:
hda: dma_timer_expiry: dma status == 0x24
hda: DMA interrupt recovery
hda: lost interrupt
hda: dma_timer_expiry: dma status == 0x24
hda: DMA interrupt recovery
hda: lost interrupt
hda: dma_timer_expiry: dma status == 0x24
hda: DMA interrupt recovery
hda: lost interrupt
BUG: soft lockup - CPU#0 stuck for 10s! [events/0:14]
CPU 0:
Modules linked in: autofs4 hidp rfcomm l2cap bluetooth sunrpc ip_conntrack_netbios_ns ipt_REJECT xt_state ip_conntrack nfnetlink iptable_filter ip_tables ip6t_REJECT xt_tcpudp ip6table_filter ip6_tables x_tables ipv6 xfrm_nalgo crypto_api dm_multipath scsi_dh video hwmon backlight sbs i2c_ec button battery asus_acpi acpi_memhotplug ac lp floppy ide_cd cdrom parport_pc i2c_piix4 parport e1000 i2c_core virtio_pci pcspkr virtio_ring virtio serio_raw dm_raid45 dm_message dm_region_hash dm_mem_cache dm_snapshot dm_zero dm_mirror dm_log dm_mod ata_piix libata sd_mod scsi_mod ext3 jbd uhci_hcd ohci_hcd ehci_hcd
Pid: 14, comm: events/0 Not tainted 2.6.18-128.el5 #1
RIP: 0010:[<ffffffff800759f3>] [<ffffffff800759f3>] __smp_call_function+0x66/0x8b
RSP: 0018:ffff810037f39d90 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 00000000000000ff RSI: 00000000000000bf RDI: 00000000000000c0
RBP: 0000000000000000 R08: 0000000000000004 R09: 000000000000003c
R10: ffff810037f39cf0 R11: ffff810036b2cc80 R12: 0000000000000000
R13: 0000000000000000 R14: 000000000000000e R15: 0000000000000286
FS: 0000000000000000(0000) GS:ffffffff803ac000(0000) knlGS:0000000000000000
CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 00002adc9d793000 CR3: 0000000034094000 CR4: 00000000000006e0
Call Trace:
[<ffffffff800721dc>] mcheck_check_cpu+0x0/0x2f
[<ffffffff80075b25>] smp_call_function+0x32/0x47
[<ffffffff800721dc>] mcheck_check_cpu+0x0/0x2f
[<ffffffff80091aa2>] on_each_cpu+0x10/0x22
[<ffffffff8007151e>] mcheck_timer+0x1c/0x6c
[<ffffffff8004d139>] run_workqueue+0x94/0xe4
[<ffffffff800499ba>] worker_thread+0x0/0x122
[<ffffffff80049aaa>] worker_thread+0xf0/0x122
[<ffffffff8008a461>] default_wake_function+0x0/0xe
[<ffffffff80032360>] kthread+0xfe/0x132
[<ffffffff8005dfb1>] child_rip+0xa/0x11
[<ffffffff80032262>] kthread+0x0/0x132
[<ffffffff8005dfa7>] child_rip+0x0/0x11
hda: dma_timer_expiry: dma status == 0x24
BUG: soft lockup - CPU#0 stuck for 10s! [events/0:14]
CPU 0:
Modules linked in: autofs4 hidp rfcomm l2cap bluetooth sunrpc ip_conntrack_netbios_ns ipt_REJECT xt_state ip_conntrack nfnetlink iptable_filter ip_tables ip6t_REJECT xt_tcpudp ip6table_filter ip6_tables x_tables ipv6 xfrm_nalgo crypto_api dm_multipath scsi_dh video hwmon backlight sbs i2c_ec button battery asus_acpi acpi_memhotplug ac lp floppy ide_cd cdrom parport_pc i2c_piix4 parport e1000 i2c_core virtio_pci pcspkr virtio_ring virtio serio_raw dm_raid45 dm_message dm_region_hash dm_mem_cache dm_snapshot dm_zero dm_mirror dm_log dm_mod ata_piix libata sd_mod scsi_mod ext3 jbd uhci_hcd ohci_hcd ehci_hcd
Pid: 14, comm: events/0 Not tainted 2.6.18-128.el5 #1
RIP: 0010:[<ffffffff800759fa>] [<ffffffff800759fa>] __smp_call_function+0x6d/0x8b
RSP: 0018:ffff810037f39d90 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 00000000000000ff RSI: 00000000000000bf RDI: 00000000000000c0
RBP: 0000000000000000 R08: 0000000000000004 R09: 000000000000003c
R10: ffff810037f39cf0 R11: ffff810036b2cc80 R12: 0000000000000000
R13: 0000000000000000 R14: 000000000000000e R15: 0000000000000286
FS: 0000000000000000(0000) GS:ffffffff803ac000(0000) knlGS:0000000000000000
CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 00002adc9d793000 CR3: 0000000034094000 CR4: 00000000000006e0
Call Trace:
[<ffffffff800721dc>] mcheck_check_cpu+0x0/0x2f
[<ffffffff80075b25>] smp_call_function+0x32/0x47
[<ffffffff800721dc>] mcheck_check_cpu+0x0/0x2f
[<ffffffff80091aa2>] on_each_cpu+0x1BUG: soft lockup - CPU#0 stuck for 10s! [swapper:0]
CPU 0:
Modules linked in: autofs4 hidp rfcomm l2cap bluetooth sunrpc ip_conntrack_netbios_ns ipt_REJECT xt_state ip_conntrack nfnetlink iptable_filter ip_tables ip6t_REJECT xt_tcpudp ip6table_filter ip6_tables x_tables ipv6 xfrm_nalgo crypto_api dm_multipath scsi_dh video hwmon backlight sbs i2c_ec button battery asus_acpi acpi_memhotplug ac lp floppy ide_cd cdrom parport_pc i2c_piix4 parport e1000 i2c_core virtio_pci pcspkr virtio_ring virtio serio_raw dm_raid45 dm_message dm_region_hash dm_mem_cache dm_snapshot dm_zero dm_mirror dm_log dm_mod ata_piix libata sd_mod scsi_mod ext3 jbd uhci_hcd ohci_hcd ehci_hcd
Pid: 0, comm: swapper Not tainted 2.6.18-128.el5 #1
RIP: 0010:[<ffffffff80010a37>] [<ffffffff80010a37>] handle_IRQ_event+0x42/0xa6
RSP: 0018:ffffffff80425d28 EFLAGS: 00000246
RAX: 0000000000010000 RBX: ffff81003f105740 RCX: 000000000000000e
RDX: ffff81003f105740 RSI: ffffffff80425d98 RDI: 000000000000000e
RBP: ffffffff80425ca0 R08: 0000000000000001 R09: 000000000000003c
R10: ffff81003ff5c098 R11: 0000000000000282 R12: ffffffff8005dc8e
R13: ffffffff803c5180 R14: ffffffff800774da R15: ffffffff80425ca0
FS: 0000000000000000(0000) GS:ffffffff803ac000(0000) knlGS:0000000000000000
CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 00002adc9d793000 CR3: 000000002ea91000 CR4: 00000000000006e0
Call Trace:
<IRQ> [<ffffffff800b7ade>] do_IRQ+0xa4/0x103
[<ffffffff8006c95d>] do_IRQ+0xe7/0xf5
[<ffffffff8005d615>] ret_from_intr+0x0/0xa
[<ffffffff80010a37>] handle_IRQ_event+0x42/0xa6
[<ffffffff800b7ade>] do_IRQ+0xa4/0x103
[<ffffffff8006c95d>] do_IRQ+0xe7/0xf5
[<ffffffff8005d615>] ret_from_intr+0x0/0xa
[<ffffffff80011f84>] __do_softirq+0x51/0x133
[<ffffffff8005e2fc>] call_softirq+0x1c/0x28
[<ffffffff8006cada>] do_softirq+0x2c/0x85
[<ffffffff8006b287>] default_idle+0x0/0x50
[<ffffffff8005dc8e>] apic_timer_interrupt+0x66/0x6c
<EOI> [<ffffffff8006b2b0>] default_idle+0x29/0x50
[<ffffffff80048d19>] cpu_idle+0x95/0xb8
[<ffffffff803e7801>] start_kernel+0x220/0x225
[<ffffffff803e722f>] _sinittext+0x22f/0x236
Hi,
You haven't specified how big a host system you are using, and how you are migrating. Is it on the same host or to a different host.
Is this still a problem?
Thanks,
Jes