[Pkg-libvirt-maintainers] Bug#892471: Bug#892471: libvirt daemon on stretch not support AMD Epyc Processor
Raschi Diego
raschi.diego at bsi.sm
Mon Mar 12 11:29:54 UTC 2018
After a bit of high load, I immediately notice the dumps on both the
guest and the host machine:
GUEST
[ 2296.880036] INFO: rcu_sched detected stalls on CPUs/tasks: { 5}
(detected by 0, t=5252 jiffies, g=18676, c=18675, q=73) [ 2296.884026]
sending NMI to all CPUs: [ 2296.884026] NMI backtrace for cpu 0 [
2296.884026] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.16.0-5-amd64 #1
Debian 3.16.51-3+deb8u1 [ 2296.884026] Hardware name: Bochs Bochs, BIOS
Bochs 01/01/2011 [ 2296.884026] task: ffffffff8181d460 ti:
ffffffff81800000 task.ti: ffffffff81800000 [ 2296.884026] RIP:
0010:[<ffffffff81053b96>] [<ffffffff81053b96>]
native_write_msr_safe+0x6/0x10 [ 2296.884026] RSP: 0018:ffff88019fc03e08
EFLAGS: 00000046 [ 2296.884026] RAX: 0000000000000400 RBX:
0000000000000000 RCX: 0000000000000830 [ 2296.884026] RDX:
0000000000000000 RSI: 0000000000000400 RDI: 0000000000000830 [
2296.884026] RBP: ffffffff818e8000 R08: ffffffff818e8000 R09:
000000000000026b [ 2296.884026] R10: 0000000000000000 R11:
ffff88019fc03b96 R12: 0000000000000000 [ 2296.884026] R13:
000000000000d0ea R14: 0000000000000002 R15: 0000000000080000 [
2296.884026] FS: 00007f5cf00fd700(0000) GS:ffff88019fc00000(0000)
knlGS:00000000f73cc980 [ 2296.884026] CS: 0010 DS: 0000 ES: 0000 CR0:
0000000080050033 [ 2296.884026] CR2: 00007f358a8ab000 CR3:
00000000d561c000 CR4: 00000000003407f0 [ 2296.884026] Stack: [
2296.884026] ffffffff8104cc8d 0000000000000002 0000000000000082
ffff88019fc102a0 [ 2296.884026] ffffffff81858940 0000000000000000
ffffffff818e8560 0000000000000049 [ 2296.884026] ffffffff81858940
ffffffff810496e3 ffff88019fc102a0 ffffffff810ca68d [ 2296.884026] Call
Trace: [ 2296.884026] <IRQ> [ 2296.884026] [<ffffffff8104cc8d>] ?
__x2apic_send_IPI_mask+0xad/0xe0 [ 2296.884026] [<ffffffff810496e3>] ?
arch_trigger_all_cpu_backtrace+0xc3/0x140 [ 2296.884026]
[<ffffffff810ca68d>] ? rcu_check_callbacks+0x64d/0x670 [ 2296.884026]
[<ffffffff810d4e50>] ? tick_sched_handle.isra.16+0x60/0x60 [
2296.884026] [<ffffffff81078120>] ? update_process_times+0x40/0x70 [
2296.884026] [<ffffffff810d4e10>] ? tick_sched_handle.isra.16+0x20/0x60
[ 2296.884026] [<ffffffff810d4e8c>] ? tick_sched_timer+0x3c/0x60 [
2296.884026] [<ffffffff8108eb67>] ? __run_hrtimer+0x67/0x210 [
2296.884026] [<ffffffff8108ef69>] ? hrtimer_interrupt+0xe9/0x220 [
2296.884026] [<ffffffff81528e6b>] ? smp_apic_timer_interrupt+0x3b/0x50 [
2296.884026] [<ffffffff81526c61>] ? apic_timer_interrupt+0x81/0x90 [
2296.884026] <EOI> [ 2296.884026] [<ffffffff8101f0b0>] ?
mwait_idle+0xa0/0xa0 [ 2296.884026] [<ffffffff81053cd2>] ?
native_safe_halt+0x2/0x10 [ 2296.884026] [<ffffffff8101f0c9>] ?
default_idle+0x19/0xd0 [ 2296.884026] [<ffffffff810ac9f4>] ?
cpu_startup_entry+0x374/0x470 [ 2296.884026] [<ffffffff8190a07b>] ?
start_kernel+0x49c/0x4a7 [ 2296.884026] [<ffffffff81909a04>] ?
set_init_arg+0x4e/0x4e [ 2296.884026] [<ffffffff81909120>] ?
early_idt_handler_array+0x120/0x120 [ 2296.884026] [<ffffffff8190971f>]
? x86_64_start_kernel+0x14d/0x15c [ 2296.884026] Code: c2 48 89 d0 c3 89
f9 0f 32 31 c9 48 c1 e2 20 89 c0 89 0e 48 09 c2 48 89 d0 c3 66 66 2e 0f
1f 84 00 00 00 00 00 89 f0 89 f9 0f 30 <31> c0 c3 0f 1f 80 00 00 00 00
89 f9 0f 33 48 c1 e2 20 89 c0 48 [ 2296.884393] NMI backtrace for cpu 1
[ 2296.884404] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 3.16.0-5-amd64
#1 Debian 3.16.51-3+deb8u1 [ 2296.884409] Hardware name: Bochs Bochs,
BIOS Bochs 01/01/2011 [ 2296.884413] task: ffff8801989a0a30 ti:
ffff8801989ac000 task.ti: ffff8801989ac000 [ 2296.884417] RIP:
0010:[<ffffffff81053cd2>] [<ffffffff81053cd2>] native_safe_halt+0x2/0x10
[ 2296.884432] RSP: 0018:ffff8801989afec0 EFLAGS: 00000246 [
2296.884435] RAX: ffffffff8101f0b0 RBX: ffffffff818e8520 RCX:
ffffffff8185a3e0 [ 2296.884438] RDX: 0000000000000000 RSI:
0000000000000000 RDI: 0000000000000000 [ 2296.884441] RBP:
0000000000000001 R08: 0000000000000000 R09: 0000000000000001 [
2296.884444] R10: 0000000000000000 R11: 0000000000000000 R12:
ffff8801989ac000 [ 2296.884446] R13: 0000000000000000 R14:
ffff8801989ac000 R15: 00000000ffffffed [ 2296.884452] FS:
00007f7c5a325700(0000) GS:ffff88019fc40000(0000) knlGS:00000000f73cc980
[ 2296.884455] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [
2296.884457] CR2: 00007fd46bdf73e8 CR3: 0000000197cc2000 CR4:
00000000003407f0 [ 2296.884465] Stack: [ 2296.884466] ffffffff8101f0c9
ffffffff818e8520 0000000000000000 ffffffff810ac9f4 [ 2296.884471]
ffffffff810d33dc ffff88019fc4f980 ffff8801989ac000 ffff8801989affd8 [
2296.884474] 69b00e485556a4bb ffff8801989aff40 0000000000000000
0000000000000000 [ 2296.884478] Call Trace: [ 2296.884487]
[<ffffffff8101f0c9>] ? default_idle+0x19/0xd0 [ 2296.884496]
[<ffffffff810ac9f4>] ? cpu_startup_entry+0x374/0x470 [ 2296.884503]
[<ffffffff810d33dc>] ? tick_setup_periodic+0x5c/0x90 [ 2296.884510]
[<ffffffff8104595f>] ? start_secondary+0x20f/0x2d0 [ 2296.884512] Code:
2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00
00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66
66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66 [ 2296.104054] NMI
backtrace for cpu 4 [ 2296.104054] CPU: 4 PID: 0 Comm: swapper/4 Not
tainted 3.16.0-5-amd64 #1 Debian 3.16.51-3+deb8u1 [ 2296.104054]
Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2296.104054] task:
ffff8801989aaa70 ti: ffff8801989bc000 task.ti: ffff8801989bc000 [
2296.104054] RIP: 0010:[<ffffffff81053cd2>] [<ffffffff81053cd2>]
native_safe_halt+0x2/0x10 [ 2296.104054] RSP: 0018:ffff8801989bfec0
EFLAGS: 00000246 [ 2296.104054] RAX: ffffffff8101f0b0 RBX:
ffffffff818e8520 RCX: ffffffff8185a3e0 [ 2296.104054] RDX:
0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [
2296.104054] RBP: 0000000000000004 R08: 0000000000000000 R09:
0000000000000000 [ 2296.104054] R10: 0000000000000000 R11:
0000000000000000 R12: ffff8801989bc000 [ 2296.104054] R13:
0000000000000000 R14: ffff8801989bc000 R15: 00000000ffffffed [
2296.104054] FS: 00007f871e165880(0000) GS:ffff88019fd00000(0000)
knlGS:00000000f73cc980 [ 2296.104054] CS: 0010 DS: 0000 ES: 0000 CR0:
0000000080050033 [ 2296.104054] CR2: 00007f871e17f000 CR3:
00000000dae45000 CR4: 00000000003407f0 [ 2296.104054] Stack: [
2296.104054] ffffffff8101f0c9 ffffffff818e8520 0000000000000000
ffffffff810ac9f4 [ 2296.104054] ffffffff810d33dc ffff88019fd0f980
ffff8801989bc000 ffff8801989bffd8 [ 2296.104054] 152d15c185cc4227
ffff8801989bff40 0000000000000000 0000000000000000 [ 2296.104054] Call
Trace: [ 2296.104054] [<ffffffff8101f0c9>] ? default_idle+0x19/0xd0 [
2296.104054] [<ffffffff810ac9f4>] ? cpu_startup_entry+0x374/0x470 [
2296.104054] [<ffffffff810d33dc>] ? tick_setup_periodic+0x5c/0x90 [
2296.104054] [<ffffffff8104595f>] ? start_secondary+0x20f/0x2d0 [
2296.104054] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f
1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb
f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66 [
2274.808045] NMI backtrace for cpu 2 [ 2274.808045] CPU: 2 PID: 0 Comm:
swapper/2 Not tainted 3.16.0-5-amd64 #1 Debian 3.16.51-3+deb8u1 [
2274.808045] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [
2274.808045] task: ffff8801989a00d0 ti: ffff8801989b0000 task.ti:
ffff8801989b0000 [ 2274.808045] RIP: 0010:[<ffffffff81053cd2>]
[<ffffffff81053cd2>] native_safe_halt+0x2/0x10 [ 2274.808045] RSP:
0018:ffff8801989b3ec0 EFLAGS: 00000246 [ 2274.808045] RAX:
ffffffff8101f0b0 RBX: ffffffff818e8520 RCX: ffffffff8185a3e0 [
2274.808045] RDX: 0000000000000000 RSI: 0000000000000000 RDI:
0000000000000000 [ 2274.808045] RBP: 0000000000000002 R08:
0000000000000000 R09: 0000000000000000 [ 2274.808045] R10:
0000000000000000 R11: 0000000000000000 R12: ffff8801989b0000 [
2274.808045] R13: 0000000000000000 R14: ffff8801989b0000 R15:
00000000ffffffed [ 2274.808045] FS: 00007f6dc7fcc980(0000)
GS:ffff88019fc80000(0000) knlGS:00000000f73cc980 [ 2274.808045] CS: 0010
DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2274.808045] CR2:
0000000000a0c26c CR3: 0000000195d0d000 CR4: 00000000003407f0 [
2274.808045] Stack: [ 2274.808045] ffffffff8101f0c9 ffffffff818e8520
0000000000000000 ffffffff810ac9f4 [ 2274.808045] ffffffff810d33dc
ffff88019fc8f980 ffff8801989b0000 ffff8801989b3fd8 [ 2274.808045]
6af7c37379e11aab ffff8801989b3f40 0000000000000000 0000000000000000 [
2274.808045] Call Trace: [ 2274.808045] [<ffffffff8101f0c9>] ?
default_idle+0x19/0xd0 [ 2274.808045] [<ffffffff810ac9f4>] ?
cpu_startup_entry+0x374/0x470 [ 2274.808045] [<ffffffff810d33dc>] ?
tick_setup_periodic+0x5c/0x90 [ 2274.808045] [<ffffffff8104595f>] ?
start_secondary+0x20f/0x2d0 [ 2274.808045] Code: 2e 0f 1f 84 00 00 00 00
00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66
2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00
00 00 f4 c3 66 66 66 66 66 [ 2274.808048] NMI backtrace for cpu 3 [
2274.808048] CPU: 3 PID: 0 Comm: swapper/3 Not tainted 3.16.0-5-amd64 #1
Debian 3.16.51-3+deb8u1 [ 2274.808048] Hardware name: Bochs Bochs, BIOS
Bochs 01/01/2011 [ 2274.808048] task: ffff8801989ab3d0 ti:
ffff8801989b4000 task.ti: ffff8801989b4000 [ 2274.808048] RIP:
0010:[<ffffffff81053cd2>] [<ffffffff81053cd2>] native_safe_halt+0x2/0x10
[ 2274.808048] RSP: 0018:ffff8801989b7ec0 EFLAGS: 00000246 [
2274.808048] RAX: ffffffff8101f0b0 RBX: ffffffff818e8520 RCX:
ffffffff8185a3e0 [ 2274.808048] RDX: 0000000000000000 RSI:
0000000000000000 RDI: 0000000000000000 [ 2274.808048] RBP:
0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [
2274.808048] R10: 0000000000000000 R11: 0000000000000000 R12:
ffff8801989b4000 [ 2274.808048] R13: 0000000000000000 R14:
ffff8801989b4000 R15: 00000000ffffffed [ 2274.808048] FS:
00007fcb804c2700(0000) GS:ffff88019fcc0000(0000) knlGS:00000000f73cc980
[ 2274.808048] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [
2274.808048] CR2: 00007f6530d06020 CR3: 0000000195cc4000 CR4:
00000000003407f0 [ 2274.808048] Stack: [ 2274.808048] ffffffff8101f0c9
ffffffff818e8520 0000000000000000 ffffffff810ac9f4 [ 2274.808048]
ffffffff810d33dc ffff88019fccf980 ffff8801989b4000 ffff8801989b7fd8 [
2274.808048] 3d924c7abde753d0 ffff8801989b7f40 0000000000000000
0000000000000000 [ 2274.808048] Call Trace: [ 2274.808048]
[<ffffffff8101f0c9>] ? default_idle+0x19/0xd0 [ 2274.808048]
[<ffffffff810ac9f4>] ? cpu_startup_entry+0x374/0x470 [ 2274.808048]
[<ffffffff810d33dc>] ? tick_setup_periodic+0x5c/0x90 [ 2274.808048]
[<ffffffff8104595f>] ? start_secondary+0x20f/0x2d0 [ 2274.808048] Code:
2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00
00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66
66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66 [ 2359.904068] INFO:
rcu_sched detected stalls on CPUs/tasks: [ 2275.872146] NMI backtrace
for cpu 5 [ 2275.872146] CPU: 5 PID: 8244 Comm: wineserver Not tainted
3.16.0-5-amd64 #1 Debian 3.16.51-3+deb8u1 [ 2275.872146] Hardware name:
Bochs Bochs, BIOS Bochs 01/01/2011 [ 2275.872146] task: ffff88018fd7e210
ti: ffff880187e24000 task.ti: ffff880187e24000 [ 2275.872146] RIP:
0010:[<ffffffff81526be0>] [ 2275.872146] [<ffffffff81526be0>]
apic_timer_interrupt+0x0/0x90 [ 2275.872146] RSP: 0000:ffff880187e27fd8
EFLAGS: 00000046 [ 2275.872146] RAX: 0000000000000001 RBX:
0000000000000009 RCX: 00000000ffaf83a0 [ 2275.872146] RDX:
0000000000000080 RSI: 00000000000001ed RDI: 0000000000000001 [
2275.872146] RBP: 00000000ffaf89b8 R08: 0000000000000000 R09:
0000000000000000 [ 2275.872146] R10: 0000000000000000 R11:
0000000000000000 R12: 0000000000000000 [ 2275.872146] R13:
0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [
2275.872146] FS: 000000007ffd8000(0000) GS:ffff88019fd40000(0063)
knlGS:00000000f7352700 [ 2275.872146] CS: 0010 DS: 002b ES: 002b CR0:
0000000080050033 [ 2275.872146] CR2: 00007fd46b67c148 CR3:
0000000187d9a000 CR4: 00000000003407f0 [ 2275.872146] Stack: [
2275.872146] 00000000f744bf63 [ 2275.872146] 0000000000000023 [
2275.872146] 0000000000000246 [ 2275.872146] 00000000ffaf8374 [
2275.872146] 000000000000002b [ 2275.872146] Call Trace: [ 2275.872146]
Code: [ 2275.872146] 0f [ 2275.872146] 22 [ 2275.872146] d8 [
2275.872146] 58 [ 2275.872146] 65 [ 2275.872146] ff [ 2275.872146] 04 [
2275.872146] 25 [ 2275.872146] 64 [ 2275.872146] e4 [ 2275.872146] 00 [
2275.872146] 00 [ 2275.872146] 65 [ 2275.872146] 48 [ 2275.872146] 0f [
2275.872146] 44 [ 2275.872146] 24 [ 2275.872146] 25 [ 2275.872146] 68 [
2275.872146] e4 [ 2275.872146] 00 [ 2275.872146] 00 [ 2275.872146] 56 [
2275.872146] e8 [ 2275.872146] 9f [ 2275.872146] e1 [ 2275.872146] b1 [
2275.872146] ff [ 2275.872146] e9 [ 2275.872146] eb [ 2275.872146] fc [
2275.872146] ff [ 2275.872146] ff [ 2275.872146] 66 [ 2275.872146] 2e [
2275.872146] 0f [ 2275.872146] 1f [ 2275.872146] 84 [ 2275.872146] 00 [
2275.872146] 00 [ 2275.872146] 00 [ 2275.872146] 00 [ 2275.872146] 00 [
2275.872146] <0f> [ 2275.872146] 01 [ 2275.872146] ca [ 2275.872146] 68
[ 2275.872146] 10 [ 2275.872146] ff [ 2275.872146] ff [ 2275.872146] ff
[ 2275.872146] 48 [ 2275.872146] 83 [ 2275.872146] ec [ 2275.872146] 58
[ 2275.872146] fc [ 2275.872146] 48 [ 2275.872146] 89 [ 2275.872146] 7c
[ 2275.872146] 24 [ 2275.872146] 50 [ 2275.872146] 48 [ 2275.872146] 89
[ 2275.872146] 74 [ 2378.554869] { [ 2378.554869] 0 1 2 3 4 5} (detected
by 4, t=1 jiffies, g=18677, c=18676, q=400) [ 2378.554869] sending NMI
to all CPUs: [ 2378.556848] NMI backtrace for cpu 2 [ 2378.556856] CPU:
2 PID: 1004 Comm: Xorg Not tainted 3.16.0-5-amd64 #1 Debian
3.16.51-3+deb8u1 [ 2378.556859] Hardware name: Bochs Bochs, BIOS Bochs
01/01/2011 [ 2378.556862] task: ffff88003787b3d0 ti: ffff880195e40000
task.ti: ffff880195e40000 [ 2378.556866] RIP: 0033:[<00007fd791f2f72f>]
[<00007fd791f2f72f>] 0x7fd791f2f72f [ 2378.556889] RSP:
002b:00007ffec03eca18 EFLAGS: 00003293 [ 2378.556892] RAX:
00007fd785f250b0 RBX: 0000000000001000 RCX: 000055d4fef65cfc [
2378.556895] RDX: 0000000000008880 RSI: 0000000000000017 RDI:
00007fd785f250ac [ 2378.556897] RBP: 00007fd785f250c0 R08:
0000000000000010 R09: 000055d4fef65cf8 [ 2378.556899] R10:
0000000000000018 R11: 0000000000000060 R12: 000055d4fef65d0c [
2378.556902] R13: 0000000000000013 R14: 0000000000000000 R15:
0000000000000000 [ 2378.556908] FS: 00007fd793090980(0000)
GS:ffff88019fc80000(0000) knlGS:00000000f73cc980 [ 2378.556911] CS: 0010
DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2378.556913] CR2:
000055d4feec50b0 CR3: 0000000195d1d000 CR4: 00000000003407f0 [
2378.556924] NMI backtrace for cpu 1 [ 2378.556933] CPU: 1 PID: 8241
Comm: wxeansi.exe Not tainted 3.16.0-5-amd64 #1 Debian 3.16.51-3+deb8u1
[ 2378.556937] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [
2378.556941] task: ffff88019789e290 ti: ffff8800c6988000 task.ti:
ffff8800c6988000 [ 2378.556944] RIP: 0010:[<ffffffff8101394b>]
[<ffffffff8101394b>] __switch_to+0x4cb/0x5a0 [ 2378.556956] RSP:
0000:ffff880187e27ed0 EFLAGS: 00000002 [ 2378.556959] RAX:
0000000000000063 RBX: ffff88018fd7e210 RCX: 000000000000002b [
2378.556962] RDX: 000000000000006b RSI: 0000000000000001 RDI:
0000000000000063 [ 2378.556965] RBP: ffff88019789e290 R08:
0000000000000000 R09: 000000000000b57f [ 2378.556967] R10:
0000000000000000 R11: 0000000000000000 R12: ffff88019fc44440 [
2378.556969] R13: 0000000000000001 R14: 0000000000000063 R15:
ffff88019789e7b0 [ 2378.556975] FS: 000000007ffd8000(0000)
GS:ffff88019fc40000(0063) knlGS:00000000f7352700 [ 2378.556978] CS: 0010
DS: 002b ES: 002b CR0: 0000000080050033 [ 2378.556980] CR2:
00007f1c1402e058 CR3: 0000000187d9a000 CR4: 00000000003407f0 [
2378.556986] Stack: [ 2378.556988] ffff88018fd7e730 000000010000006b
ffff880195ea1480 ffff88018fd7e210 [ 2378.556992] ffff88019fc53b40
ffff880195e317c0 ffff88019789e290 ffff8800c699e340 [ 2378.556995]
ffffffff81521e37 ffff88019789e290 0000000000000086 0000000000013b40 [
2378.556999] Call Trace: [ 2378.557001] <UNK> [ 2378.557003] Code: [
2378.557006] 0f 84 9a fc ff ff 48 c7 85 58 05 00 00 00 00 00 00 e9 8a fc
ff ff 0f b7 f8 e8 e2 40 51 00 66 90 83 7c 24 08 00 0f 84 b6 fc ff ff
<48> c7 85 60 05 00 00 00 00 00 00 e9 a6 fc ff ff 48 8b bb c8 05 [
2378.554869] NMI backtrace for cpu 4 [ 2378.554869] CPU: 4 PID: 0 Comm:
swapper/4 Not tainted 3.16.0-5-amd64 #1 Debian 3.16.51-3+deb8u1 [
2378.554869] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [
2378.554869] task: ffff8801989aaa70 ti: ffff8801989bc000 task.ti:
ffff8801989bc000 [ 2378.554869] RIP: 0010:[<ffffffff81053b96>]
[<ffffffff81053b96>] native_write_msr_safe+0x6/0x10 [ 2378.554869] RSP:
0018:ffff88019fd03e08 EFLAGS: 00000046 [ 2378.554869] RAX:
0000000000000400 RBX: 0000000000000004 RCX: 0000000000000830 [
2378.554869] RDX: 0000000000000004 RSI: 0000000000000400 RDI:
0000000000000830 [ 2378.554869] RBP: ffffffff818e8000 R08:
ffffffff818e8000 R09: 0000000000000355 [ 2378.554869] R10:
0000000000000000 R11: ffff88019fd03b96 R12: 0000000000000004 [
2378.554869] R13: 000000000000d0ea R14: 0000000000000002 R15:
0000000000080000 [ 2378.554869] FS: 00007f3a8fdf4840(0000)
GS:ffff88019fd00000(0000) knlGS:00000000f73cc980 [ 2378.554869] CS: 0010
DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2378.554869] CR2:
00007f871e17f000 CR3: 00000001978b6000 CR4: 00000000003407f0 [
2378.554869] Stack: [ 2378.554869] ffffffff8104cc8d 0000000000000002
0000000000000082 ffff88019fd102a0 [ 2378.554869] ffffffff81858940
0000000000000004 ffffffff818e8560 0000000000000190 [ 2378.554869]
ffffffff81858940 ffffffff810496e3 ffff88019fd102a0 ffffffff810ca68d [
2378.554869] Call Trace: [ 2378.554869] <IRQ> [ 2378.554869]
[<ffffffff8104cc8d>] ? __x2apic_send_IPI_mask+0xad/0xe0 [ 2378.554869]
[<ffffffff810496e3>] ? arch_trigger_all_cpu_backtrace+0xc3/0x140 [
2378.554869] [<ffffffff810ca68d>] ? rcu_check_callbacks+0x64d/0x670 [
2378.554869] [<ffffffff810d4e50>] ? tick_sched_handle.isra.16+0x60/0x60
[ 2378.554869] [<ffffffff81078120>] ? update_process_times+0x40/0x70 [
2378.554869] [<ffffffff810d4e10>] ? tick_sched_handle.isra.16+0x20/0x60
[ 2378.554869] [<ffffffff810d4e8c>] ? tick_sched_timer+0x3c/0x60 [
2378.554869] [<ffffffff8108eb67>] ? __run_hrtimer+0x67/0x210 [
2378.554869] [<ffffffff8108ef69>] ? hrtimer_interrupt+0xe9/0x220 [
2378.554869] [<ffffffff81528e6b>] ? smp_apic_timer_interrupt+0x3b/0x50 [
2378.554869] [<ffffffff81526c61>] ? apic_timer_interrupt+0x81/0x90 [
2378.554869] <EOI> [ 2378.554869] [<ffffffff8101f0b0>] ?
mwait_idle+0xa0/0xa0 [ 2378.554869] [<ffffffff81053cd2>] ?
native_safe_halt+0x2/0x10 [ 2378.554869] [<ffffffff8101f0c9>] ?
default_idle+0x19/0xd0 [ 2378.554869] [<ffffffff810ac9f4>] ?
cpu_startup_entry+0x374/0x470 [ 2378.554869] [<ffffffff810d33dc>] ?
tick_setup_periodic+0x5c/0x90 [ 2378.554869] [<ffffffff8104595f>] ?
start_secondary+0x20f/0x2d0 [ 2378.554869] Code: c2 48 89 d0 c3 89 f9 0f
32 31 c9 48 c1 e2 20 89 c0 89 0e 48 09 c2 48 89 d0 c3 66 66 2e 0f 1f 84
00 00 00 00 00 89 f0 89 f9 0f 30 <31> c0 c3 0f 1f 80 00 00 00 00 89 f9
0f 33 48 c1 e2 20 89 c0 48 [ 2378.557296] NMI backtrace for cpu 0 [
2378.557304] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.16.0-5-amd64 #1
Debian 3.16.51-3+deb8u1 [ 2378.557307] Hardware name: Bochs Bochs, BIOS
Bochs 01/01/2011 [ 2378.557311] task: ffffffff8181d460 ti:
ffffffff81800000 task.ti: ffffffff81800000 [ 2378.557314] RIP:
0010:[<ffffffff81053cd2>] [<ffffffff81053cd2>] native_safe_halt+0x2/0x10
[ 2378.557322] RSP: 0018:ffffffff81803ef0 EFLAGS: 00000246 [
2378.557325] RAX: ffffffff8101f0b0 RBX: ffffffff818e8520 RCX:
ffffffff8185a3e0 [ 2378.557327] RDX: 0000000000000000 RSI:
0000000000000000 RDI: 0000000000000000 [ 2378.557330] RBP:
0000000000000000 R08: 0000000000000000 R09: 00000000000000ff [
2378.557332] R10: 0000000000000400 R11: 0000000000000400 R12:
ffffffff81800000 [ 2378.557335] R13: 0000000000000000 R14:
ffffffff81800000 R15: 00000000ffffffed [ 2378.557340] FS:
00007f561101b700(0000) GS:ffff88019fc00000(0000) knlGS:00000000f73cc980
[ 2378.557343] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [
2378.557345] CR2: 00007f358a8ab000 CR3: 00000000d867e000 CR4:
00000000003407f0 [ 2378.557351] Stack: [ 2378.557353] ffffffff8101f0c9
ffffffff818e8520 0000000000000000 ffffffff810ac9f4 [ 2378.557357]
ffffffff81803fd8 0000000000013b40 ffffffff81800000 ffffffff81803fd8 [
2378.557360] b98c03552f8e0b8e ffffffffffffffff ffffffff8199e900
ffff88019ffa66c0 [ 2378.557364] Call Trace: [ 2378.557370]
[<ffffffff8101f0c9>] ? default_idle+0x19/0xd0 [ 2378.557376]
[<ffffffff810ac9f4>] ? cpu_startup_entry+0x374/0x470 [ 2378.557382]
[<ffffffff8190a07b>] ? start_kernel+0x49c/0x4a7 [ 2378.557386]
[<ffffffff81909a04>] ? set_init_arg+0x4e/0x4e [ 2378.557391]
[<ffffffff81909120>] ? early_idt_handler_array+0x120/0x120 [
2378.557396] [<ffffffff8190971f>] ? x86_64_start_kernel+0x14d/0x15c [
2378.557398] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 66 66 66 66 66 2e 0f
1f 84 00 00 00 00 00 fb c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb
f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 66 66 66 66 66 [
2378.557436] NMI backtrace for cpu 3 [ 2378.557444] CPU: 3 PID: 0 Comm:
swapper/3 Not tainted 3.16.0-5-amd64 #1 Debian 3.16.51-3+deb8u1 [
2378.557446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [
2378.557449] task: ffff8801989ab3d0 ti: ffff8801989b4000 task.ti:
ffff8801989b4000 [ 2378.557452] RIP: 0010:[<ffffffff81053cd2>]
[<ffffffff81053cd2>] native_safe_halt+0x2/0x10 [ 2378.557458] RSP:
0018:ffff8801989b7ec0 EFLAGS: 00000246 [ 2378.557461] RAX:
ffffffff8101f0b0 RBX: ffffffff818e8520 RCX: ffffffff8185a3e0 [
2378.557463] RDX: 0000000000000000 RSI: 0000000000000000 RDI:
0000000000000000 [ 2378.557466] RBP: 0000000000000003 R08:
0000000000000000 R09: 0000000000000000 [ 2378.557468] R10:
00000000000003ff R11: 0000000000000400 R12: ffff8801989b4000 [
2378.557471] R13: 0000000000000000 R14: ffff8801989b4000 R15:
00000000ffffffed [ 2378.557477] FS: 00007f561101b700(0000)
GS:ffff88019fcc0000(0000) knlGS:00000000f73cc980 [ 2378.557480] CS: 0010
DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2378.557483] CR2:
00007ffddfd9c0f3 CR3: 00000000d867e000 CR4: 00000000003407f0 [
2378.557488] Stack: [ 2378.557490] ffffffff8101f0c9 ffffffff818e8520
0000000000000000 ffffffff810ac9f4 [ 2378.557494] ffffffff810d33dc
ffff88019fccf980 ffff8801989b4000 ffff8801989b7fd8 [ 2378.557498]
3d924c7abde753d0 ffff8801989b7f40 0000000000000000 0000000000000000 [
2378.557502] Call Trace: [ 2378.557507] [<ffffffff8101f0c9>] ?
default_idle+0x19/0xd0 [ 2378.557512] [<ffffffff810ac9f4>] ?
cpu_startup_entry+0x374/0x470 [ 2378.557518] [<ffffffff810d33dc>] ?
tick_setup_periodic+0x5c/0x90 [ 2378.557522] [<ffffffff8104595f>] ?
start_secondary+0x20f/0x2d0 [ 2378.557525] Code: 2e 0f 1f 84 00 00 00 00
00 fa c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 fb c3 66 66 66 66 66
2e 0f 1f 84 00 00 00 00 00 fb f4 <c3> 66 66 66 66 2e 0f 1f 84 00 00 00
00 00 f4 c3 66 66 66 66 66 [ 2378.558286] NMI backtrace for cpu 5 [
2378.558336] CPU: 5 PID: 8114 Comm: Xvnc Not tainted 3.16.0-5-amd64 #1
Debian 3.16.51-3+deb8u1 [ 2378.558338] Hardware name: Bochs Bochs, BIOS
Bochs 01/01/2011 [ 2378.558339] task: ffff8800c699a1d0 ti:
ffff8800c69ac000 task.ti: ffff8800c69ac000 [ 2378.558341] RIP:
0010:[<ffffffff81194660>] [<ffffffff81194660>] kmem_cache_free+0x0/0x210
[ 2378.558763] RSP: 0000:ffff88019fd439d0 EFLAGS: 00000246 [
2378.558765] RAX: 0000000000000000 RBX: ffff88019fd5b450 RCX:
ffff880207e76c00 [ 2378.558869] RDX: 0000000000000000 RSI:
ffff8800c5ae8700 RDI: ffff8801988b88c0 [ 2378.559030] RBP:
ffff8800c5ae8700 R08: 00000000000002c0 R09: ffff8800c582c400 [
2378.559138] R10: 000000000000ffff R11: ffff8800c59d2f80 R12:
ffff880197b78c00 [ 2378.559140] R13: ffff8800dae16000 R14:
0000000000000000 R15: ffff8800dad9ae00 [ 2378.559143] FS:
00007fdc70064740(0000) GS:ffff88019fd40000(0000) knlGS:00000000f7352700
[ 2378.560644] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [
2378.560682] CR2: 00007fd46b67c148 CR3: 00000000c69cd000 CR4:
00000000003407f0 [ 2378.560864] Stack: [ 2378.560864] ffffffffa01e8801
000000009fffbe40 ffff880187ed4a00 ffff880197b78c00 [ 2378.560864]
0000000000000000 ffffffffa01e8880 00000004001b4a29 ffff880187ed4a00 [
2378.560864] 0000000000000008 ffff8800dae16000 ffff880197a5209c
000000000000004a [ 2378.560864] Call Trace: [ 2378.560864] <IRQ> [
2378.560864] [<ffffffffa01e8801>] ? free_old_xmit_skbs.isra.34+0x51/0x90
[virtio_net] [ 2378.560864] [<ffffffffa01e8880>] ? start_xmit+0x40/0x4a0
[virtio_net] [ 2378.560864] [<ffffffff81431df7>] ?
dev_hard_start_xmit+0x2e7/0x610 [ 2378.560864] [<ffffffff814529f9>] ?
sch_direct_xmit+0xc9/0x1a0 [ 2378.560864] [<ffffffff81432317>] ?
__dev_queue_xmit+0x1f7/0x4d0 [ 2378.560864] [<ffffffff8146af52>] ?
ip_finish_output+0x1c2/0x810 [ 2378.560864] [<ffffffff8148a3ef>] ?
tcp_v4_send_synack+0x5f/0xd0 [ 2378.560864] [<ffffffff814bca96>] ?
xfrm_lookup_route+0x16/0x60 [ 2378.560864] [<ffffffff8148bf57>] ?
tcp_openreq_init_rwin+0xb7/0x1d0 [ 2378.560864] [<ffffffff8148ab1d>] ?
tcp_v4_conn_request+0x66d/0x730 [ 2378.560864] [<ffffffff8147ff80>] ?
tcp_rcv_state_process+0x1b0/0xf50 [ 2378.560864] [<ffffffffa01e8a21>] ?
start_xmit+0x1e1/0x4a0 [virtio_net] [ 2378.560864] [<ffffffff8147010f>]
? __inet_lookup_established+0x3f/0x120 [ 2378.560864]
[<ffffffff8148968e>] ? tcp_v4_do_rcv+0x29e/0x4c0 [ 2378.560864]
[<ffffffff81443c0c>] ? sk_filter_trim_cap+0x2c/0xc0 [ 2378.560864]
[<ffffffff8148b3e9>] ? tcp_v4_rcv+0x6b9/0x7e0 [ 2378.560864]
[<ffffffff81466b1e>] ? ip_local_deliver_finish+0x9e/0x200 [ 2378.560864]
[<ffffffff814301e3>] ? __netif_receive_skb_core+0x563/0x770 [
2378.560864] [<ffffffff81053a4b>] ? kvm_clock_get_cycles+0x1b/0x20 [
2378.560864] [<ffffffff8143046f>] ? netif_receive_skb_internal+0x1f/0x80
[ 2378.560864] [<ffffffffa01ea5aa>] ? virtnet_poll+0x52a/0x880
[virtio_net] [ 2378.560864] [<ffffffff814307f9>] ?
net_rx_action+0x129/0x250 [ 2378.560864] [<ffffffff8106f461>] ?
__do_softirq+0xf1/0x2d0 [ 2378.560864] [<ffffffff8106f875>] ?
irq_exit+0x95/0xa0 [ 2378.560864] [<ffffffff81528da2>] ?
do_IRQ+0x52/0xe0 [ 2378.560864] [<ffffffff815268c1>] ?
common_interrupt+0x81/0x81 [ 2378.560864] <EOI> [ 2378.560864]
[<ffffffff81525c00>] ? system_call_fast_compare_end+0x10/0x15 [
2378.560864] Code: 48 89 f8 48 8b 40 30 48 63 40 6c c3 0f 0b 48 8b 47 30
48 8b 17 80 e6 80 48 0f 44 c7 eb e5 31 c0 c3 66 2e 0f 1f 84 00 00 00 00
00 <66> 66 66 66 90 41 57 41 56 41 55 41 54 55 48 89 f5 53 48 83 ec [
2378.560864] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler)
took too long to run: 8.593 msecs
HOST
Mar 12 12:19:10 virtual1 kernel: [ 3823.006776] INFO: rcu_sched detected
stalls on CPUs/tasks: Mar 12 12:19:10 virtual1 kernel: [ 3823.006825]
65-...: (1 GPs behind) idle=ea3/140000000000000/0 softirq=6467/6467
fqs=2618 Mar 12 12:19:10 virtual1 kernel: [ 3823.006849] (detected by 1,
t=5252 jiffies, g=21821, c=21820, q=11671) Mar 12 12:19:10 virtual1
kernel: [ 3823.006887] Task dump for CPU 65: Mar 12 12:19:10 virtual1
kernel: [ 3823.006889] CPU 5/KVM R running task 0 13385 1 0x00000008 Mar
12 12:19:10 virtual1 kernel: [ 3823.006893] ffff9b01d99fed00
ffff9b01c9328180 0000000000000206 00000000000006e0 Mar 12 12:19:10
virtual1 kernel: [ 3823.006896] 8e210453b560e207 000000000000080b
ffffaec4db167cf8 ffff9b01c9328180 Mar 12 12:19:10 virtual1 kernel: [
3823.006898] 0000000000000000 0000000000000000 0000000000000000
0000000000000000 Mar 12 12:19:10 virtual1 kernel: [ 3823.006900] Call
Trace: Mar 12 12:19:10 virtual1 kernel: [ 3823.006935]
[<ffffffffc086e003>] ? __apic_accept_irq+0x1a3/0x300 [kvm] Mar 12
12:19:10 virtual1 kernel: [ 3823.006948] [<ffffffffc086f28f>] ?
kvm_apic_has_interrupt+0x1f/0xc0 [kvm] Mar 12 12:19:10 virtual1 kernel:
[ 3823.006961] [<ffffffffc086ea5e>] ? wait_lapic_expire+0x8e/0x150 [kvm]
Mar 12 12:19:10 virtual1 kernel: [ 3823.006973] [<ffffffffc0852405>] ?
kvm_arch_vcpu_ioctl_run+0x685/0x1600 [kvm] Mar 12 12:19:10 virtual1
kernel: [ 3823.006983] [<ffffffffc0838605>] ? kvm_vcpu_ioctl+0x315/0x5d0
[kvm] Mar 12 12:19:10 virtual1 kernel: [ 3823.006988]
[<ffffffff9a2a09b0>] ? wake_up_q+0x70/0x70 Mar 12 12:19:10 virtual1
kernel: [ 3823.006991] [<ffffffff9a2b79d9>] ? __wake_up_common+0x49/0x80
Mar 12 12:19:10 virtual1 kernel: [ 3823.006995] [<ffffffff9a41642f>] ?
do_vfs_ioctl+0x9f/0x600 Mar 12 12:19:10 virtual1 kernel: [ 3823.006999]
[<ffffffff9a2f807f>] ? SyS_futex+0x7f/0x160 Mar 12 12:19:10 virtual1
kernel: [ 3823.007000] [<ffffffff9a416a04>] ? SyS_ioctl+0x74/0x80 Mar 12
12:19:10 virtual1 kernel: [ 3823.007004] [<ffffffff9a80763b>] ?
system_call_fast_compare_end+0xc/0x9b Mar 12 12:20:07 virtual1 kernel: [
3880.249982] NMI watchdog: BUG: soft lockup - CPU#3 stuck for 22s!
[qemu-system-x86:13298] Mar 12 12:20:07 virtual1 kernel: [ 3880.250053]
Modules linked in: vhost_net vhost macvtap macvlan ocfs2 jbd2 quota_tree
xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4
iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4
xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp tun
devlink ebtable_filter ebtables ip6table_filter ip6_tables
iptable_filter ip_tables x_tables dm_service_time dm_multipath
ocfs2_dlmfs ocfs2_stack_o2cb ocfs2_dlm ocfs2_nodemanager ocfs2_stackglue
zram configfs zsmalloc bridge stp llc bonding joydev hid_generic usbhid
hid kvm_amd kvm irqbypass crct10dif_pclmul crc32_pclmul
ghash_clmulni_intel aesni_intel aes_x86_64 ast lrw gf128mul glue_helper
ablk_helper dm_mod ttm drm_kms_helper evdev cryptd pcspkr megaraid_sas
igb qla2xxx ixgbe ipmi_si sp5100_tco drm ccp sg ptp scsi_transport_fc
Mar 12 12:20:07 virtual1 kernel: [ 3880.250111] nfit mdio i2c_piix4
rng_core pps_core i2c_designware_platform ipmi_msghandler libnvdimm dca
button i2c_designware_core i2c_algo_bit acpi_cpufreq btrfs raid10
raid456 libcrc32c crc32c_generic async_raid6_recov async_memcpy async_pq
async_xor async_tx xor raid6_pq raid0 multipath linear raid1 md_mod
sd_mod crc32c_intel ahci libahci libata scsi_mod xhci_pci xhci_hcd
usbcore usb_common shpchp Mar 12 12:20:07 virtual1 kernel: [
3880.250143] CPU: 3 PID: 13298 Comm: qemu-system-x86 Not tainted
4.9.0-4-amd64 #1 Debian 4.9.65-3+deb9u1 Mar 12 12:20:07 virtual1 kernel:
[ 3880.250145] Hardware name: Supermicro AS -4023S-TRT/H11DSi-NT, BIOS
1.0b 11/27/2017 Mar 12 12:20:07 virtual1 kernel: [ 3880.250148] task:
ffff9afdcf4c5140 task.stack: ffffaec4e3ef0000 Mar 12 12:20:07 virtual1
kernel: [ 3880.250149] RIP: 0010:[<ffffffff9a2f88f3>]
[<ffffffff9a2f88f3>] smp_call_function_single+0xd3/0x130 Mar 12 12:20:07
virtual1 kernel: [ 3880.250160] RSP: 0018:ffffaec4e3ef3ce8 EFLAGS:
00000202 Mar 12 12:20:07 virtual1 kernel: [ 3880.250162] RAX:
0000000000000000 RBX: 0000000000000041 RCX: 0000000000000000 Mar 12
12:20:07 virtual1 kernel: [ 3880.250164] RDX: 0000000000000001 RSI:
00000000000000fb RDI: 0000000000000202 Mar 12 12:20:07 virtual1 kernel:
[ 3880.250166] RBP: ffffffffc0833000 R08: fffffffffffffffc R09:
0000000000000002 Mar 12 12:20:07 virtual1 kernel: [ 3880.250167] R10:
0000000000000002 R11: 0000000000000003 R12: 0000000000000000 Mar 12
12:20:07 virtual1 kernel: [ 3880.250168] R13: 00007fff06381160 R14:
00007fff06381160 R15: 000055a6e1579750 Mar 12 12:20:07 virtual1 kernel:
[ 3880.250171] FS: 00007ff825a59c80(0000) GS:ffff9af9deec0000(0000)
knlGS:0000000000000000 Mar 12 12:20:07 virtual1 kernel: [ 3880.250172]
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Mar 12 12:20:07
virtual1 kernel: [ 3880.250174] CR2: 000055d4feebb0b0 CR3:
0000000c0ad00000 CR4: 00000000003406e0 Mar 12 12:20:07 virtual1 kernel:
[ 3880.250175] Stack: Mar 12 12:20:07 virtual1 kernel: [ 3880.250177]
ffffffff9a2f8b45 0000000000000003 0000000000000000 ffffffffc0833000 Mar
12 12:20:07 virtual1 kernel: [ 3880.250181] 0000000000000000
0000000000000003 ef64cb314380b08c ffffaec4e3ef3d38 Mar 12 12:20:07
virtual1 kernel: [ 3880.250185] 0000000000000001 ffffffffc083965d
0000000000000000 0000000000000002 Mar 12 12:20:07 virtual1 kernel: [
3880.250188] Call Trace: Mar 12 12:20:07 virtual1 kernel: [ 3880.250194]
[<ffffffff9a2f8b45>] ? smp_call_function_many+0xc5/0x250 Mar 12 12:20:07
virtual1 kernel: [ 3880.250199] [<ffffffffc0833000>] ?
0xffffffffc0833000 Mar 12 12:20:07 virtual1 kernel: [ 3880.250229]
[<ffffffffc083965d>] ? kvm_make_all_cpus_request+0xdd/0x110 [kvm] Mar 12
12:20:07 virtual1 kernel: [ 3880.250253] [<ffffffffc08396a8>] ?
kvm_flush_remote_tlbs+0x18/0x40 [kvm] Mar 12 12:20:07 virtual1 kernel: [
3880.250281] [<ffffffffc084d8ee>] ? kvm_vm_ioctl_get_dirty_log+0x6e/0xa0
[kvm] Mar 12 12:20:07 virtual1 kernel: [ 3880.250305]
[<ffffffffc083a52b>] ? kvm_vm_ioctl+0x1ab/0x7f0 [kvm] Mar 12 12:20:07
virtual1 kernel: [ 3880.250309] [<ffffffff9a4175f0>] ?
poll_select_copy_remaining+0x150/0x150 Mar 12 12:20:07 virtual1 kernel:
[ 3880.250312] [<ffffffff9a4175f0>] ?
poll_select_copy_remaining+0x150/0x150 Mar 12 12:20:07 virtual1 kernel:
[ 3880.250316] [<ffffffff9a2eb919>] ? ktime_get_ts64+0x49/0xf0 Mar 12
12:20:07 virtual1 kernel: [ 3880.250318] [<ffffffff9a41642f>] ?
do_vfs_ioctl+0x9f/0x600 Mar 12 12:20:07 virtual1 kernel: [ 3880.250321]
[<ffffffff9a418dd6>] ? SyS_ppoll+0xf6/0x190 Mar 12 12:20:07 virtual1
kernel: [ 3880.250323] [<ffffffff9a416a04>] ? SyS_ioctl+0x74/0x80 Mar 12
12:20:07 virtual1 kernel: [ 3880.250328] [<ffffffff9a80763b>] ?
system_call_fast_compare_end+0xc/0x9b Mar 12 12:20:07 virtual1 kernel: [
3880.250330] Code: 25 28 00 00 00 75 73 48 83 c4 38 5b 5d c3 48 8d 74 24
10 48 89 d1 89 df 48 89 ea e8 38 fe ff ff 8b 54 24 28 83 e2 01 74 0b f3
90 <8b> 54 24 28 83 e2 01 75 f5 eb c1 8b 05 34 2b db 00 85 c0 75 83 Mar
12 12:20:13 virtual1 kernel: [ 3886.042710] INFO: rcu_sched detected
stalls on CPUs/tasks: Mar 12 12:20:13 virtual1 kernel: [ 3886.042764]
65-...: (1 GPs behind) idle=ea3/140000000000000/0 softirq=6467/6467
fqs=8474 Mar 12 12:20:13 virtual1 kernel: [ 3886.042813] (detected by 3,
t=21009 jiffies, g=21821, c=21820, q=34917) Mar 12 12:20:13 virtual1
kernel: [ 3886.042873] Task dump for CPU 65: Mar 12 12:20:13 virtual1
kernel: [ 3886.042875] CPU 5/KVM R running task 0 13385 1 0x00000008 Mar
12 12:20:13 virtual1 kernel: [ 3886.042881] ffff9b01d99fed00
ffff9b01c9328180 0000000000000206 00000000000006e0 Mar 12 12:20:13
virtual1 kernel: [ 3886.042886] 8e210453b560e207 000000000000080b
ffffaec4db167cf8 ffff9b01c9328180 Mar 12 12:20:13 virtual1 kernel: [
3886.042889] 0000000000000000 0000000000000000 0000000000000000
0000000000000000 Mar 12 12:20:13 virtual1 kernel: [ 3886.042893] Call
Trace: Mar 12 12:20:13 virtual1 kernel: [ 3886.042931]
[<ffffffffc086e003>] ? __apic_accept_irq+0x1a3/0x300 [kvm] Mar 12
12:20:13 virtual1 kernel: [ 3886.042960] [<ffffffffc086f28f>] ?
kvm_apic_has_interrupt+0x1f/0xc0 [kvm] Mar 12 12:20:13 virtual1 kernel:
[ 3886.042988] [<ffffffffc086ea5e>] ? wait_lapic_expire+0x8e/0x150 [kvm]
Mar 12 12:20:13 virtual1 kernel: [ 3886.043017] [<ffffffffc0852405>] ?
kvm_arch_vcpu_ioctl_run+0x685/0x1600 [kvm] Mar 12 12:20:13 virtual1
kernel: [ 3886.043039] [<ffffffffc0838605>] ? kvm_vcpu_ioctl+0x315/0x5d0
[kvm] Mar 12 12:20:13 virtual1 kernel: [ 3886.043045]
[<ffffffff9a2a09b0>] ? wake_up_q+0x70/0x70 Mar 12 12:20:13 virtual1
kernel: [ 3886.043050] [<ffffffff9a2b79d9>] ? __wake_up_common+0x49/0x80
Mar 12 12:20:13 virtual1 kernel: [ 3886.043053] [<ffffffff9a41642f>] ?
do_vfs_ioctl+0x9f/0x600 Mar 12 12:20:13 virtual1 kernel: [ 3886.043057]
[<ffffffff9a2f807f>] ? SyS_futex+0x7f/0x160 Mar 12 12:20:13 virtual1
kernel: [ 3886.043059] [<ffffffff9a416a04>] ? SyS_ioctl+0x74/0x80 Mar 12
12:20:13 virtual1 kernel: [ 3886.043064] [<ffffffff9a80763b>] ?
system_call_fast_compare_end+0xc/0x9b
Diego
Il 12/03/2018 12:12, Raschi Diego ha scritto:
>
> I did some tests with the buster packages; on my stretch I installed
> the following packages:
>
>
> ipxe-qemu_1.0.0+git-20161027.b991c67-1_all.deb
> libsdl2-2.0-0_2.0.8+dfsg1-1_amd64.deb
> libvirt0_4.0.0-2_amd64.deb
> libvirt-clients_4.0.0-2_amd64.deb
> libvirt-daemon_4.0.0-2_amd64.deb
> libvirt-daemon-system_4.0.0-2_amd64.deb
> libvirt-glib-1.0-0_1.0.0-1_amd64.deb
> libxss1_1.2.2-1+b2_amd64.deb
> python-libvirt_4.0.0-1_amd64.deb
> qemu-kvm_2.11+dfsg-1_amd64.deb
> qemu-system-common_2.11+dfsg-1_amd64.deb
> qemu-system-x86_2.11+dfsg-1_amd64.deb
> qemu-utils_2.11+dfsg-1_amd64.deb
>
>
> and now I can confirm that if in the host system if the CPU is
> configured "copy host CPU configuration" the system now recognizes the
> EPYC cpu (but if I look in the list the EPYC model from libvirt is not
> displayed, it does not matter).
> Then, with the guest system started, the EPYC CPU model is displayed,
> while in the guest lscpu appears:
>
>
> GUEST LSCPU
>
> Architecture: x86_64
> CPU op-mode(s): 32-bit, 64-bit
> Byte Order: Little Endian
> CPU(s): 6
> On-line CPU(s) list: 0-5
> Thread(s) per core: 1
> Core(s) per socket: 1
> Socket(s): 6
> NUMA node(s): 1
> Vendor ID: AuthenticAMD
> CPU family: 23
> Model: 1
> Model name: AMD EPYC Processor
> Stepping: 2
> CPU MHz: 2199.996
> BogoMIPS: 4399.99
> Virtualization: AMD-V
> Hypervisor vendor: KVM
> Virtualization type: full
> L1d cache: 64K
> L1i cache: 64K
> L2 cache: 512K
> NUMA node0 CPU(s): 0-5
>
> GUESTDMESG
>
> Mar 12 11:40:58 guest kernel: [ 0.000000] kvm-clock: Using msrs
> 4b564d01 and 4b564d00
> Mar 12 11:40:58 guest kernel: [ 0.000000] kvm-clock: cpu 0, msr
> 1:9fff1001, primary cpu clock
> Mar 12 11:40:58 guest kernel: [ 0.000000] Zone ranges:
> Mar 12 11:40:58 guest kernel: [ 0.000000] DMA [mem
> 0x00001000-0x00ffffff]
> Mar 12 11:40:58 guest kernel: [ 0.000000] DMA32 [mem
> 0x01000000-0xffffffff]
> Mar 12 11:40:58 guest kernel: [ 0.000000] Normal [mem
> 0x100000000-0x19fffffff]
> Mar 12 11:40:58 guest kernel: [ 0.000000] Movable zone start for
> each node
> Mar 12 11:40:58 guest kernel: [ 0.000000] Early memory node ranges
> Mar 12 11:40:58 guest kernel: [ 0.000000] node 0: [mem
> 0x00001000-0x0009efff]
> Mar 12 11:40:58 guest kernel: [ 0.000000] node 0: [mem
> 0x00100000-0xdfff6fff]
> Mar 12 11:40:58 guest kernel: [ 0.000000] node 0: [mem
> 0x100000000-0x19fffffff]
> Mar 12 11:40:58 guest kernel: [ 0.000000] ACPI: PM-Timer IO Port:
> 0xb008
> Mar 12 11:40:58 guest kernel: [ 0.000000] KVM setup async PF for cpu 0
> Mar 12 11:40:58 guest kernel: [ 0.000000] kvm-stealtime: cpu 0, msr
> 19fc0fc80
> Mar 12 11:40:58 guest kernel: [ 0.008000] kvm-clock: cpu 1, msr
> 1:9fff1041, secondary cpu clock
> Mar 12 11:40:58 guest kernel: [ 0.049786] KVM setup async PF for cpu 1
> Mar 12 11:40:58 guest kernel: [ 0.049786] kvm-stealtime: cpu 1, msr
> 19fc4fc80
> Mar 12 11:40:58 guest kernel: [ 0.049858] #2
> Mar 12 11:40:58 guest kernel: [ 0.008000] kvm-clock: cpu 2, msr
> 1:9fff1081, secondary cpu clock
> Mar 12 11:40:58 guest kernel: [ 0.068519] #3
> Mar 12 11:40:58 guest kernel: [ 0.068442] KVM setup async PF for cpu 2
> Mar 12 11:40:58 guest kernel: [ 0.068442] kvm-stealtime: cpu 2, msr
> 19fc8fc80
> Mar 12 11:40:58 guest kernel: [ 0.008000] kvm-clock: cpu 3, msr
> 1:9fff10c1, secondary cpu clock
> Mar 12 11:40:58 guest kernel: [ 0.085417] KVM setup async PF for cpu 3
> Mar 12 11:40:58 guest kernel: [ 0.085417] kvm-stealtime: cpu 3, msr
> 19fccfc80
> Mar 12 11:40:58 guest kernel: [ 0.085491] #4
> Mar 12 11:40:58 guest kernel: [ 0.008000] kvm-clock: cpu 4, msr
> 1:9fff1101, secondary cpu clock
> Mar 12 11:40:58 guest kernel: [ 0.102388] KVM setup async PF for cpu 4
> Mar 12 11:40:58 guest kernel: [ 0.102388] kvm-stealtime: cpu 4, msr
> 19fd0fc80
> Mar 12 11:40:58 guest kernel: [ 0.102471] #5
> Mar 12 11:40:58 guest kernel: [ 0.008000] kvm-clock: cpu 5, msr
> 1:9fff1141, secondary cpu clock
> Mar 12 11:40:58 guest kernel: [ 0.119380] x86: Booted up 1 node, 6 CPUs
> Mar 12 11:40:58 guest kernel: [ 0.119382] smpboot: Total of 6
> processors activated (26399.95 BogoMIPS)
> Mar 12 11:40:58 guest kernel: [ 0.119369] KVM setup async PF for cpu 5
> Mar 12 11:40:58 guest kernel: [ 0.119369] kvm-stealtime: cpu 5, msr
> 19fd4fc80
>
>
> There remains only a defect on the host machine that once started
> appears this error, can you help me to understand what could be?
>
> HOST DMESG
>
> Mar 12 11:40:57 host kernel: [ 1529.452338] kvm [13298]: vcpu1, guest
> rIP: 0xffffffff81053b72 unhandled rdmsr: 0x3a
> Mar 12 11:40:57 host kernel: [ 1529.452426] kvm [13298]: vcpu1, guest
> rIP: 0xffffffff81053b72 unhandled rdmsr: 0xd90
>
> However, in the future this solution may not work because the gap
> between the buster and the stretch may be wider, so the dependency
> chain may break.
>
> Diego
>
>
>
>
> Il 12/03/2018 09:49, Raschi Diego ha scritto:
>>
>> I agree that the change should be made for both libvirt and qemu, in
>> fact I know that this escalation was made.
>>
>> https://bugzilla.redhat.com/show_bug.cgi?id=1445834
>>
>> I could use the emulation of another cpu to remedy the problem, but
>> instead of having a supercpu without introducing transcoding of the
>> processor I would have very degraded performance.
>>
>> Another solution would be that as you mentioned to use buster
>> packages, I try to install the new packages and I hope I do not run
>> into an endless series of installs for library dependencies.
>>
>> In the meantime, I thank you for your time and I will keep you updated.
>> Diego
>>
>>
>> Il 11/03/2018 12:55, Guido Günther ha scritto:
>>> On Fri, Mar 09, 2018 at 03:17:57PM +0100, Raschi Diego wrote:
>>>> I apologize for the inconvenience, I made a copy mistake
>>>>
>>>> https://bugzilla.redhat.com/show_bug.cgi?id=1481252
>>> As far as I read this it's not related to the problem you're seeing and
>>> if we add this qemu woul need support as well:
>>>
>>> https://bugzilla.redhat.com/show_bug.cgi?id=1445834
>>>
>>> but is should work without it nevertheless using another CPU model.
>>>
>>> This:
>>>
>>> kernel: [ 2.623548] kvm: no hardware support
>>>
>>> means likely that virtualization is not enabled on your machine. Can
>>> you run accelerated VMs using only qemu but not libvirt? Does it work
>>> with debian buster?
>>> Cheers,
>>> -- Guido
>>
>
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