Hi,
This week I updated a machine from 7.3 to 7.5. Almost immediately it
started panicking constantly. The machine runs a webserver on a wg(4)
interface and receives a mild amount of traffic. I turned off
wireguard, moved the wg config to a vmm(4) virtual machine, and
immediately the host stopped crashing and the VM started crashing.
The problem still occurs on -current. It reliably lands in ddb after a
few hours (or, sometimes, less than a minute) of uptime.
Here are four traces from -current. They all look pretty different to me,
but I don't know what I'm looking at.
uvm_fault(0xffffffff825bfa18, 0x344, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at schedcpu+0xf8: movzbl 0x344(%rax),%ebx
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*400822 72372 0 0x14000 0x200 0 wg_crypt
schedcpu(0) at schedcpu+0xf8
softclock_process_tick_timeout(ffffffff8250cc60,0) at softclock_process_tick_ti
meout+0xfb
softclock(0) at softclock+0x10a
softintr_dispatch(0) at softintr_dispatch+0xc1
Xsoftclock() at Xsoftclock+0x27
memset() at memset+0x5c
wg_encap_worker(ffff8000007ee000) at wg_encap_worker+0x79
taskq_thread(ffff8000007e8e80) at taskq_thread+0xf0
end trace frame: 0x0, count: 7
https://www.openbsd.org/ddb.html describes the minimum info required in bug
reports. Insufficient info makes it difficult to find and fix bugs.
ddb> show panic
*cpu0: uvm_fault(0xffffffff825bfa18, 0x344, 0, 1) -> e
ddb> trace
schedcpu(0) at schedcpu+0xf8
softclock_process_tick_timeout(ffffffff8250cc60,0) at softclock_process_tick_ti
meout+0xfb
softclock(0) at softclock+0x10a
softintr_dispatch(0) at softintr_dispatch+0xc1
Xsoftclock() at Xsoftclock+0x27
memset() at memset+0x5c
wg_encap_worker(ffff8000007ee000) at wg_encap_worker+0x79
taskq_thread(ffff8000007e8e80) at taskq_thread+0xf0
end trace frame: 0x0, count: -8
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
42950 295310 1 0 3 0x8100083 ttyin ksh
89976 468349 1 0 3 0x18100098 kqread cron
*72372 400822 0 0 7 0x14200 wg_crypt
34099 494464 0 0 3 0x14200 bored wg_handshake
81076 468124 0 0 3 0x14200 bored wg_handshake
17034 32138 1 110 3 0x18100090 kqread sndiod
3443 18288 1 99 3 0x19100090 kqread sndiod
39555 464562 27824 67 3 0x19100092 kqread httpd
40852 373284 27824 67 3 0x19100092 kqread httpd
9740 249651 27824 67 3 0x19100092 kqread httpd
22641 107130 27824 67 3 0x19100092 kqread httpd
27824 140918 1 0 3 0x18100080 kqread httpd
46973 222762 59115 95 3 0x19100092 kqread smtpd
34463 438292 59115 103 3 0x19100092 kqread smtpd
93000 371803 59115 95 3 0x19100092 kqread smtpd
99364 301284 59115 95 3 0x18100092 kqread smtpd
13911 166137 59115 95 3 0x19100092 kqread smtpd
5160 64906 59115 95 3 0x19100092 kqread smtpd
59115 474304 1 0 3 0x18100080 kqread smtpd
75950 258004 99655 89 3 0x19100092 kqread relayd
39929 22451 99655 89 3 0x19100092 kqread relayd
60312 356080 99655 89 2 0x19100012 relayd
23739 153447 99655 89 3 0x19100092 kqread relayd
90077 500816 99655 89 3 0x19100092 kqread relayd
82619 373105 99655 89 3 0x19100092 kqread relayd
71305 347863 1 0 3 0x18100080 kqread ntpd
34900 127546 77355 83 3 0x18100092 kqread ntpd
90622 315749 81226 74 3 0x19100092 bpf pflogd
81226 424867 1 0 3 0x18000080 sbwait pflogd
33232 160507 1 0 3 0x18100080 kqread resolvd
9751 395040 51158 77 3 0x18100092 kqread dhcpleased
177 216019 51158 77 3 0x18100092 kqread dhcpleased
51158 427067 1 0 3 0x18000080 kqread dhcpleased
93566 387647 43331 115 3 0x18100092 kqread slaacd
68547 195472 43331 115 3 0x18100092 kqread slaacd
43331 513834 1 0 3 0x18100080 kqread slaacd
16278 173604 0 0 3 0x14200 bored smr
44227 432058 0 0 3 0x14200 pgzero zerothread
64719 187250 0 0 3 0x14200 aiodoned aiodoned
44956 418653 0 0 3 0x14200 syncer update
43575 271961 0 0 3 0x14200 cleaner cleaner
67873 66201 0 0 3 0x14200 reaper reaper
28719 432864 0 0 3 0x14200 pgdaemon pagedaemon
8941 23373 0 0 3 0x14200 bored softnet3
36262 143146 0 0 3 0x14200 bored softnet2
37296 370864 0 0 3 0x14200 bored softnet1
19085 171699 0 0 3 0x14200 bored softnet0
28881 444257 0 0 3 0x14200 bored systqmp
86645 499229 0 0 3 0x14200 bored systq
54878 218184 0 0 3 0x40014200 tmoslp softclock
1639 96425 0 0 3 0x40014200 idle0
1 133415 0 0 3 0x8000082 wait init
0 0 -1 0 3 0x10200 scheduler swapper
kernel: protection fault trap, code=0
Stopped at pool_do_put+0xc9: movq 0x8(%rcx),%rcx
ddb> show panic
the kernel did not panic
ddb> trace
pool_do_put(ffffffff82613610,fffffd8005fca000) at pool_do_put+0xc9
pool_put(ffffffff82613610,fffffd8005fca000) at pool_put+0x53
m_extfree(fffffd8013cec500) at m_extfree+0xa5
m_free(fffffd8013cec500) at m_free+0x97
m_freem(fffffd803c9d3e00) at m_freem+0x38
vio_txeof(ffff800000064118) at vio_txeof+0x11d
vio_tx_intr(ffff800000064118) at vio_tx_intr+0x31
virtio_check_vqs(ffff800000024800) at virtio_check_vqs+0x102
virtio_pci_legacy_intr(ffff800000024800) at virtio_pci_legacy_intr+0x65
intr_handler(ffff80001ca36360,ffff800000073e00) at intr_handler+0x3c
Xintr_legacy5_untramp() at Xintr_legacy5_untramp+0x1a3
memset() at memset+0x5c
wg_encap_worker(ffff8000007ef000) at wg_encap_worker+0x79
taskq_thread(ffff800000892f80) at taskq_thread+0xf0
end trace frame: 0x0, count: -14
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
75346 448759 1 0 3 0x8100083 ttyin ksh
3646 343823 1 0 3 0x18100098 kqread cron
*69669 328471 0 0 7 0x14200 wg_crypt
43138 124400 0 0 3 0x14200 bored wg_handshake
18543 169166 0 0 3 0x14200 bored wg_handshake
61906 161769 1 110 3 0x18100090 kqread sndiod
14891 136174 1 99 3 0x19100090 kqread sndiod
49350 213967 5351 95 3 0x19100092 kqread smtpd
82084 30434 5351 103 3 0x19100092 kqread smtpd
59772 109066 5351 95 3 0x19100092 kqread smtpd
65171 306438 5351 95 3 0x18100092 kqread smtpd
85094 58082 5351 95 3 0x19100092 kqread smtpd
31338 431552 5351 95 3 0x19100092 kqread smtpd
5351 150099 1 0 3 0x18100080 kqread smtpd
24518 492375 70781 89 3 0x19100092 kqread relayd
83403 456220 70781 89 3 0x19100092 kqread relayd
48028 402853 70781 89 3 0x19100092 kqread relayd
87419 300848 70781 89 2 0x19100012 relayd
26535 63098 70781 89 3 0x19100092 kqread relayd
5779 104115 70781 89 3 0x19100092 kqread relayd
55463 484814 70781 89 3 0x19100092 kqread relayd
75483 73954 70781 89 3 0x19100092 kqread relayd
70781 272205 1 0 3 0x18000080 kqread relayd
57936 187213 1 0 3 0x18000088 kqread sshd
76829 94512 1 0 3 0x18100080 kqread ntpd
54646 427350 18693 83 3 0x18100092 kqread ntpd
18693 485656 1 83 3 0x19100092 kqread ntpd
75617 348179 21999 74 3 0x19100092 bpf pflogd
21999 19635 1 0 3 0x18000080 sbwait pflogd
53740 455697 38751 73 3 0x19100090 kqread syslogd
38751 208041 1 0 3 0x18100082 sbwait syslogd
13592 317023 1 0 3 0x18100080 kqread resolvd
83806 316585 66349 77 3 0x18100092 kqread dhcpleased
9629 274355 66349 77 3 0x18100092 kqread dhcpleased
66349 96341 1 0 3 0x18000080 kqread dhcpleased
7327 419924 28115 115 3 0x18100092 kqread slaacd
11195 77289 28115 115 3 0x18100092 kqread slaacd
28115 484590 1 0 3 0x18100080 kqread slaacd
46730 217700 0 0 3 0x14200 bored smr
48064 21269 0 0 3 0x14200 pgzero zerothread
96216 182020 0 0 3 0x14200 aiodoned aiodoned
95863 300818 0 0 3 0x14200 syncer update
23877 228427 0 0 3 0x14200 cleaner cleaner
43103 76603 0 0 3 0x14200 reaper reaper
95047 19324 0 0 3 0x14200 pgdaemon pagedaemon
47782 509066 0 0 3 0x14200 bored softnet3
29741 71093 0 0 3 0x14200 bored softnet2
55838 207572 0 0 3 0x14200 bored softnet1
88 419913 0 0 3 0x14200 bored softnet0
45350 212749 0 0 3 0x14200 bored systqmp
81969 425648 0 0 3 0x14200 bored systq
58933 223021 0 0 3 0x40014200 tmoslp softclock
83814 43076 0 0 3 0x40014200 idle0
1 498706 0 0 3 0x8000082 wait init
0 0 -1 0 3 0x10200 scheduler swapper
uvm_fault(0xffffffff825e04c0, 0x16, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at memcpy+0x23: repe movsb (%rsi),%es:(%rdi)
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*172432 68466 0 0x14000 0x200 0 wg_crypt
memcpy() at memcpy+0x23
_bpf_filter(ffff8000007e3980,ffffffff822803d0,fffffd8017b6de00,8a) at _bpf_filt
er+0x2da
_bpf_mtap(ffff80000005e280,fffffd8017b6de00,fffffd8017b6de00,1) at _bpf_mtap+0x
135
ifiq_input(ffff8000000646b8,ffff80001ca3a7e8) at ifiq_input+0xf4
vio_rxeof(ffff800000064000) at vio_rxeof+0x26f
vio_rx_intr(ffff800000064050) at vio_rx_intr+0x38
virtio_check_vqs(ffff800000024800) at virtio_check_vqs+0x102
virtio_pci_legacy_intr(ffff800000024800) at virtio_pci_legacy_intr+0x65
intr_handler(ffff80001ca3a980,ffff800000073e00) at intr_handler+0x3c
Xintr_legacy5_untramp() at Xintr_legacy5_untramp+0x1a3
Xspllower() at Xspllower+0x1d
softintr_dispatch(0) at softintr_dispatch+0xb4
Xsoftclock() at Xsoftclock+0x27
memset() at memset+0x5c
end trace frame: 0xffff80001ca3ac40, count: 0
https://www.openbsd.org/ddb.html describes the minimum info required in bug
reports. Insufficient info makes it difficult to find and fix bugs.
ddb> show panic
*cpu0: uvm_fault(0xffffffff825e04c0, 0x16, 0, 1) -> e
ddb> trace
memcpy() at memcpy+0x23
_bpf_filter(ffff8000007e3980,ffffffff822803d0,fffffd8017b6de00,8a) at _bpf_filt
er+0x2da
_bpf_mtap(ffff80000005e280,fffffd8017b6de00,fffffd8017b6de00,1) at _bpf_mtap+0x
135
ifiq_input(ffff8000000646b8,ffff80001ca3a7e8) at ifiq_input+0xf4
vio_rxeof(ffff800000064000) at vio_rxeof+0x26f
vio_rx_intr(ffff800000064050) at vio_rx_intr+0x38
virtio_check_vqs(ffff800000024800) at virtio_check_vqs+0x102
virtio_pci_legacy_intr(ffff800000024800) at virtio_pci_legacy_intr+0x65
intr_handler(ffff80001ca3a980,ffff800000073e00) at intr_handler+0x3c
Xintr_legacy5_untramp() at Xintr_legacy5_untramp+0x1a3
Xspllower() at Xspllower+0x1d
softintr_dispatch(0) at softintr_dispatch+0xb4
Xsoftclock() at Xsoftclock+0x27
memset() at memset+0x5c
wg_encap_worker(ffff8000007ee000) at wg_encap_worker+0x79
taskq_thread(ffff800000892000) at taskq_thread+0xf0
end trace frame: 0x0, count: -16
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
12288 1435 31534 89 3 0x19100092 kqread relayd
26799 55563 31534 89 3 0x19100092 kqread relayd
70569 69175 31534 89 3 0x19100092 kqread relayd
96108 239473 31534 89 3 0x19100092 kqread relayd
37148 148552 31534 89 2 0x19100012 relayd
94621 384767 31534 89 3 0x19100092 kqread relayd
93605 390947 31534 89 3 0x19100092 kqread relayd
22011 519250 31534 89 3 0x19100092 kqread relayd
31534 304845 1 0 3 0x18000080 kqread relayd
69997 355019 1 0 3 0x8100083 ttyin ksh
62194 377734 1 0 3 0x18100098 kqread cron
*68466 172432 0 0 7 0x14200 wg_crypt
33325 483335 0 0 3 0x14200 bored wg_handshake
18745 484370 0 0 3 0x14200 bored wg_handshake
12331 187013 1 110 3 0x18100090 kqread sndiod
26675 401856 1 99 3 0x19100090 kqread sndiod
49815 198380 96341 95 3 0x19100092 kqread smtpd
64553 21749 96341 103 3 0x19100092 kqread smtpd
45763 382721 96341 95 3 0x19100092 kqread smtpd
79034 314506 96341 95 3 0x18100092 kqread smtpd
82837 65609 96341 95 3 0x19100092 kqread smtpd
51403 519329 96341 95 3 0x19100092 kqread smtpd
96341 170577 1 0 3 0x18100080 kqread smtpd
21226 442859 1 0 3 0x18000088 kqread sshd
75110 192640 1 0 3 0x18100080 kqread ntpd
61006 226173 26624 83 3 0x18100092 kqread ntpd
26624 99855 1 83 3 0x19100092 kqread ntpd
50839 355983 51971 74 3 0x19100092 bpf pflogd
51971 71508 1 0 3 0x18000080 sbwait pflogd
23839 115738 54411 73 3 0x19100090 kqread syslogd
54411 234183 1 0 3 0x18100082 sbwait syslogd
33080 398585 1 0 3 0x18100080 kqread resolvd
39205 478659 70274 77 3 0x18100092 kqread dhcpleased
59146 194383 70274 77 3 0x18100092 kqread dhcpleased
70274 436049 1 0 3 0x18000080 kqread dhcpleased
87779 78770 34488 115 3 0x18100092 kqread slaacd
33358 225893 34488 115 3 0x18100092 kqread slaacd
34488 440245 1 0 3 0x18100080 kqread slaacd
76553 245110 0 0 3 0x14200 bored smr
47097 44521 0 0 3 0x14200 pgzero zerothread
66703 57466 0 0 3 0x14200 aiodoned aiodoned
40452 508193 0 0 3 0x14200 syncer update
95954 391744 0 0 3 0x14200 cleaner cleaner
58012 18596 0 0 3 0x14200 reaper reaper
95043 34376 0 0 3 0x14200 pgdaemon pagedaemon
91820 66682 0 0 3 0x14200 bored softnet3
77073 101002 0 0 3 0x14200 bored softnet2
98777 345781 0 0 3 0x14200 bored softnet1
9453 267055 0 0 3 0x14200 bored softnet0
82201 56049 0 0 3 0x14200 bored systqmp
90217 325002 0 0 3 0x14200 bored systq
41791 294020 0 0 2 0x40014200 softclock
85962 177559 0 0 3 0x40014200 idle0
1 46050 0 0 3 0x8000082 wait init
0 0 -1 0 3 0x10200 scheduler swapper
nic: pool_do_get: mcl2k free list modified: page 0xfffffd8013025000;
item add
r 0xfffffd8013026800; offset 0x0=0x0 != 0x46d568d66a9f207a
Stopped at db_enter+0x14: popq %rbp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
* 92182 84055 0 0x14000 0x200 0 wg_crypt
db_enter() at db_enter+0x14
panic(ffffffff821293c7) at panic+0xb5
pool_do_get(ffffffff8256efe0,2,ffff80001c93cd34) at pool_do_get+0x320
pool_get(ffffffff8256efe0,2) at pool_get+0x7d
m_clget(0,2,800) at m_clget+0x18d
vio_populate_rx_mbufs(ffff800000064000) at vio_populate_rx_mbufs+0x108
vio_rx_intr(ffff800000064050) at vio_rx_intr+0x47
virtio_check_vqs(ffff800000024800) at virtio_check_vqs+0x102
virtio_pci_legacy_intr(ffff800000024800) at virtio_pci_legacy_intr+0x65
intr_handler(ffff80001c93cf60,ffff800000073e00) at intr_handler+0x3c
Xintr_legacy5_untramp() at Xintr_legacy5_untramp+0x1a3
memset() at memset+0x5c
wg_encap_worker(ffff8000007f0000) at wg_encap_worker+0x79
taskq_thread(ffff800000889480) at taskq_thread+0xf0
end trace frame: 0x0, count: 1
https://www.openbsd.org/ddb.html describes the minimum info required in bug
reports. Insufficient info makes it difficult to find and fix bugs.
ddb> show panic
*cpu0: pool_do_get: mcl2k free list modified: page 0xfffffd8013025000; item add
r 0xfffffd8013026800; offset 0x0=0x0 != 0x46d568d66a9f207a
ddb> trace
db_enter() at db_enter+0x14
panic(ffffffff821293c7) at panic+0xb5
pool_do_get(ffffffff8256efe0,2,ffff80001c93cd34) at pool_do_get+0x320
pool_get(ffffffff8256efe0,2) at pool_get+0x7d
m_clget(0,2,800) at m_clget+0x18d
vio_populate_rx_mbufs(ffff800000064000) at vio_populate_rx_mbufs+0x108
vio_rx_intr(ffff800000064050) at vio_rx_intr+0x47
virtio_check_vqs(ffff800000024800) at virtio_check_vqs+0x102
virtio_pci_legacy_intr(ffff800000024800) at virtio_pci_legacy_intr+0x65
intr_handler(ffff80001c93cf60,ffff800000073e00) at intr_handler+0x3c
Xintr_legacy5_untramp() at Xintr_legacy5_untramp+0x1a3
memset() at memset+0x5c
wg_encap_worker(ffff8000007f0000) at wg_encap_worker+0x79
taskq_thread(ffff800000889480) at taskq_thread+0xf0
end trace frame: 0x0, count: -14
ddb> show registers
rdi 0x4
rsi 0x14
rbp 0xffff80001c93cbf0
rbx 0
rdx 0x3fd
rcx 0x4800000000000111
rax 0x8a
r8 0x101010101010101
r9 0
r10 0x7b8d76ddf1d71897
r11 0xf67dbbe7544138b5
r12 0xfffffd803d7dca20
r13 0xfffffd800cffdb00
r14 0
r15 0xffffffff821293c7 apollo_pio_rec+0x32a49
rip 0xffffffff810ac084 db_enter+0x14
cs 0x8
rflags 0x282
rsp 0xffff80001c93cbf0
ss 0x10
db_enter+0x14: popq %rbp
PID TID PPID UID S FLAGS WAIT COMMAND
50061 521984 21865 89 3 0x19100092 kqread relayd
13436 127319 21865 89 3 0x19100092 kqread relayd
46868 379187 21865 89 3 0x19100092 kqread relayd
31711 94256 21865 89 3 0x19100092 kqread relayd
23853 356802 21865 89 3 0x19100092 kqread relayd
86486 83621 21865 89 2 0x19100012 relayd
22024 362076 21865 89 3 0x19100092 kqread relayd
89848 155747 21865 89 3 0x19100092 kqread relayd
21865 322610 1 0 3 0x18000080 kqread relayd
74084 473708 40891 0 3 0x8100083 ttyin ksh
40891 170971 1 1000 3 0x810008b sigsusp ksh
76948 280529 1 0 3 0x18100098 kqread cron
*84055 92182 0 0 7 0x14200 wg_crypt
24473 203138 0 0 3 0x14200 bored wg_handshake
91867 257528 0 0 3 0x14200 bored wg_handshake
11053 420445 1 99 3 0x19100090 kqread sndiod
49419 44720 1 110 3 0x18100090 kqread sndiod
79976 192875 43591 95 3 0x19100092 kqread smtpd
72606 414775 43591 103 3 0x19100092 kqread smtpd
74759 104367 43591 95 3 0x19100092 kqread smtpd
43957 463332 43591 95 3 0x18100092 kqread smtpd
54528 328625 43591 95 3 0x19100092 kqread smtpd
51345 174258 43591 95 3 0x19100092 kqread smtpd
43591 82516 1 0 3 0x18100080 kqread smtpd
93809 495685 1 0 3 0x18000088 kqread sshd
59979 212677 1 0 3 0x18100080 kqread ntpd
12460 443745 81791 83 3 0x18100092 kqread ntpd
81791 290004 1 83 3 0x19100092 kqread ntpd
12132 462637 91269 74 3 0x19100092 bpf pflogd
91269 345854 1 0 3 0x18000080 sbwait pflogd
67585 228330 42035 73 3 0x19100090 kqread syslogd
42035 483068 1 0 3 0x18100082 sbwait syslogd
82685 40747 1 0 3 0x18100080 kqread resolvd
25487 291604 59673 77 3 0x18100092 kqread dhcpleased
21807 226208 59673 77 3 0x18100092 kqread dhcpleased
59673 409998 1 0 3 0x18000080 kqread dhcpleased
80834 398659 82494 115 3 0x18100092 kqread slaacd
74438 390914 82494 115 3 0x18100092 kqread slaacd
82494 410328 1 0 3 0x18100080 kqread slaacd
68901 81955 0 0 3 0x14200 bored smr
59629 56158 0 0 3 0x14200 pgzero zerothread
48213 209611 0 0 3 0x14200 aiodoned aiodoned
54830 345769 0 0 3 0x14200 syncer update
68856 328632 0 0 3 0x14200 cleaner cleaner
15433 320204 0 0 3 0x14200 reaper reaper
82286 517916 0 0 3 0x14200 pgdaemon pagedaemon
30958 208553 0 0 3 0x14200 bored softnet3
94772 292139 0 0 3 0x14200 bored softnet2
20201 214838 0 0 3 0x14200 bored softnet1
49685 46941 0 0 2 0x14200 softnet0
15932 128217 0 0 3 0x14200 bored systqmp
70644 356087 0 0 3 0x14200 bored systq
71671 239658 0 0 3 0x40014200 tmoslp softclock
42092 125504 0 0 3 0x40014200 idle0
1 173245 0 0 3 0x8000082 wait init
0 0 -1 0 3 0x10200 scheduler swapper
OpenBSD 7.5-current (GENERIC) #70: Wed May 15 19:59:58 MDT 2024
dera...@amd64.openbsd.org:/usr/src/sys/arch/amd64/compile/GENERIC
real mem = 1056952320 (1007MB)
avail mem = 1004109824 (957MB)
random: good seed from bootblocks
mpath0 at root
scsibus0 at mpath0: 256 targets
mainbus0 at root
bios0 at mainbus0: SMBIOS rev. 2.4 @ 0xf2760 (10 entries)
bios0: vendor SeaBIOS version "1.16.3p0-OpenBSD-vmm" date 01/01/2011
bios0: OpenBSD VMM
acpi at bios0 not configured
cpu0 at mainbus0: (uniprocessor)
cpu0: Intel(R) Core(TM) i3-7100U CPU @ 2.40GHz, 2400.03 MHz, 06-8e-09
cpu0: cpuid 1 edx=78ba97f<FPU,VME,DE,PSE,TSC,MSR,PAE,CX8,SEP,PGE,CMOV,PAT,PSE36,
CFLUSH,MMX,FXSR,SSE,SSE2> ecx=f6d83203<SSE3,PCLMUL,SSSE3,FMA3,CX16,SSE4.1,SSE4.2
,MOVBE,POPCNT,AES,XSAVE,AVX,F16C,RDRAND,HV>
cpu0: cpuid 7.0 ebx=9c23a9<FSGSBASE,BMI1,AVX2,SMEP,BMI2,ERMS,RDSEED,ADX,SMAP,CLF
LUSHOPT> edx=400<MD_CLEAR>
cpu0: cpuid 80000001 edx=24100800<NXE,PAGE1GB,LONG> ecx=121<LAHF,ABM,3DNOWP>
cpu0: cpuid 80000007 edx=100<ITSC>
cpu0: MELTDOWN
cpu0: 32KB 64b/line 8-way D-cache, 32KB 64b/line 8-way I-cache, 256KB 64b/line 4
-way L2 cache, 3MB 64b/line 12-way L3 cache
cpu0: smt 0, core 0, package 0
cpu0: using VERW MDS workaround
pvbus0 at mainbus0: OpenBSD
pvclock0 at pvbus0
pci0 at mainbus0 bus 0
pchb0 at pci0 dev 0 function 0 "OpenBSD VMM Host" rev 0x00
virtio0 at pci0 dev 1 function 0 "Qumranet Virtio RNG" rev 0x00
viornd0 at virtio0
virtio0: irq 3
virtio1 at pci0 dev 2 function 0 "Qumranet Virtio Network" rev 0x00
vio0 at virtio1: address fe:e1:bb:d1:ec:15
virtio1: irq 5
virtio2 at pci0 dev 3 function 0 "Qumranet Virtio Storage" rev 0x00
vioblk0 at virtio2
scsibus1 at vioblk0: 1 targets
sd0 at scsibus1 targ 0 lun 0: <VirtIO, Block Device, >
sd0: 10240MB, 512 bytes/sector, 20971520 sectors
virtio2: irq 6
virtio3 at pci0 dev 4 function 0 "OpenBSD VMM Control" rev 0x00
vmmci0 at virtio3
virtio3: irq 7
isa0 at mainbus0
isadma0 at isa0
com0 at isa0 port 0x3f8/8 irq 4: ns8250, no fifo
com0: console
vscsi0 at root
scsibus2 at vscsi0: 256 targets
softraid0 at root
scsibus3 at softraid0: 256 targets
root on sd0a (72abbdb73b92283a.a) swap on sd0b dump on sd0b
WARNING: / was not properly unmounted
