uvm_fault(0xfffffd806c96db88, 0x0, 0, 1) -> e
fatal page fault in supervisor mode
trap type 6 code 0 rip ffffffff82efe448 cs 8 rflags 10207 cr2 0 cpl 0 rsp ffff80003c47f810
gsbase 0xffffffff8384aff0 kgsbase 0x0
panic: trap type 6, code=0, pc=ffffffff82efe448
Starting stack trace...
panic(ffffffff833e610a) at panic+0x1d0 sys/kern/subr_prf.c:229
kerntrap(ffff80003c47f760) at kerntrap+0x30b
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
dt_ioctl_record_stop(ffff8000016f0000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593
dtclose(251e5f,81,2000,ffff80003c41bcb0) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(251e5f,81,2000,ffff80003c41bcb0) at dtclose+0x109 sys/dev/dt/dt_dev.c:239
spec_close(ffff80003c47f910) at spec_close+0x466 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd805edb96e8,81,fffffd80097fd548,ffff80003c41bcb0) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156
vn_closefile(fffffd806c86fb90,ffff80003c41bcb0) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd806c86fb90,ffff80003c41bcb0) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615
fdrop(fffffd806c86fb90,ffff80003c41bcb0) at fdrop+0x121 sys/kern/kern_descrip.c:1280
sys_ioctl(ffff80003c41bcb0,ffff80003c47fc20,ffff80003c47fb70) at sys_ioctl+0x30b sys/kern/sys_generic.c:516
syscall(ffff80003c47fc20) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c47fc20) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xb42c543f5b0, count: 245
End of stack trace.
W
ARdINu:mp toNOTv O,ERED ONossAP ble
3 0
Stopped at proc_trampoline+0xc7: movl $0,%gs:0x688
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*446661 41399 0 0 0 1 syz-executor
424566 43300 0 0x2000 0x4080000 0K syz-executor
proc_trampoline() at proc_trampoline+0xc7
end of kernel
end trace frame: 0x7cdbab8a1540, count: 14
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{1}>
ddb{1}> set $lines = 0
ddb{1}> set $maxwidth = 0
ddb{1}> show panic
*cpu0: uvm_fault(0xfffffd806c96db88, 0x0, 0, 1) -> e
ddb{1}> trace
proc_trampoline() at proc_trampoline+0xc7
end of kernel
end trace frame: 0x7cdbab8a1540, count: -1
ddb{1}> show registers
rdi 0
rsi 0
rbp 0xffff80003c3fa6d0
rbx 0
rdx 0
rcx 0xffff8000fffe8550
rax 0x2a
r8 0xffff80003c3fa600
r9 0x1
r10 0xabd9e99bd0d124c4
r11 0xf139549473f3ae8e
r12 0
r13 0
r14 0
r15 0
rip 0xffffffff81db54c7 proc_trampoline+0xc7
cs 0x8
rflags 0x246
rsp 0xffff80003c3fa650
ss 0
proc_trampoline+0xc7: movl $0,%gs:0x688
ddb{1}> show proc
PROC (syz-executor) tid=446661 pid=41399 tcnt=1 stat=onproc
flags process=0 proc=0
runpri=75, usrpri=75, slppri=17, nice=20
wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
forw=0xffffffffffffffff, list=0xffff8000fffe8020,0xffffffff8394b178
process=0xffff8000357d9360 user=0xffff80003c3f5000, vmspace=0xfffffd806c96d200
estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0
ddb{1}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
*41399 446661 69848 0 7 0 syz-executor
3025 328498 63000 0 2 0 syz-executor
3025 32671 63000 0 2 0x4000000 syz-executor
3025 379013 63000 0 3 0x4000080 fsleep syz-executor
81926 263110 89307 0 2 0 syz-executor
81926 224617 89307 0 2 0x4000000 syz-executor
86002 492122 96305 0 2 0x4000000 syz-executor
86002 65213 96305 0 2 0x4000000 syz-executor
55968 497860 15086 0 2 0 syz-executor
55968 198888 15086 0 2 0x4000000 syz-executor
55968 362378 15086 0 3 0x4000080 fsleep syz-executor
55968 282228 15086 0 2 0x4000000 syz-executor
43300 433723 61767 0 4 0x82000 syz-executor
43300 424566 61767 0 7 0x4082000 syz-executor
43300 228437 61767 0 2 0x4082000 syz-executor
43300 379762 61767 0 3 0x4002000 suspend syz-executor
2985 206773 99682 0 3 0x3000 suspend syz-executor
2985 465454 99682 0 2 0x4081000 syz-executor
2985 106266 99682 0 3 0x4081000 inode syz-executor
2985 366192 99682 0 3 0x4081000 inode syz-executor
1753 40203 1 0 3 0x80 nanoslp init
73532 504756 0 0 3 0x14200 acct acct
15086 446338 40282 0 2 0x3 syz-executor
96305 297002 40282 0 2 0x3 syz-executor
99682 259507 40282 0 3 0x82 wait syz-executor
69848 359923 40282 0 2 0xc82 syz-executor
61767 376374 40282 0 2 0x3 syz-executor
17961 518781 40282 0 2 0x2 syz-executor
89307 145025 40282 0 2 0x3 syz-executor
63000 350636 40282 0 2 0x3 syz-executor
40282 81243 49602 0 3 0x82 kqread syz-executor
49602 463789 54196 0 3 0x10008a sigsusp ksh
54196 354566 70042 0 3 0x98 kqread sshd-session
70042 90551 12294 0 3 0x92 kqread sshd-session
12294 57064 1 0 3 0x88 kqread sshd
59383 437325 15805 74 3 0x1100092 bpf pflogd
15805 252440 1 0 3 0x80 sbwait pflogd
52096 26216 4344 73 2 0x1100090 syslogd
4344 219819 1 0 3 0x100082 sbwait syslogd
11614 328610 1 0 3 0x100080 kqread resolvd
60568 342037 72653 77 3 0x100092 kqread dhcpleased
23239 458963 72653 77 3 0x100092 kqread dhcpleased
72653 517632 1 0 3 0x80 kqread dhcpleased
59468 273895 0 0 3 0x14200 bored smr
78420 328463 0 0 3 0x14200 pgzero zerothread
13234 99682 0 0 3 0x14200 aiodoned aiodoned
1159 19873 0 0 3 0x14200 syncer update
25630 65127 0 0 3 0x14200 cleaner cleaner
97280 39080 0 0 3 0x14200 reaper reaper
97481 247707 0 0 3 0x14200 pgdaemon pagedaemon
85037 474744 0 0 3 0x14200 bored viomb
80591 75597 0 0 3 0x40014200 acpi0 acpi0
97925 459020 0 0 3 0x40014200 idle1
3688 295721 0 0 3 0x14200 bored softnet1
8873 172822 0 0 2 0x14200 softnet0
52068 76513 0 0 3 0x14200 bored systqmp
56826 33109 0 0 3 0x14200 bored systq
48407 157506 0 0 3 0x14200 tmoslp softclockmp
68044 317130 0 0 3 0x40014200 tmoslp softclock
24630 70173 0 0 3 0x40014200 idle0
1 13295 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{1}> show all locks
CPU 1:
exclusive mutex &sched_lock r = 0 (0xffffffff839c1760)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487
#2 preempt+0x35 sys/kern/sched_bsd.c:338
#3 ast+0x15a mi_ast sys/sys/syscall_mi.h:252 [inline]
#3 ast+0x15a sys/arch/amd64/amd64/trap.c:739
#4 intr_user_exit+0x3c
Process 55968 (syz-executor) thread 0xffff8000fffe9ca8 (282228)
exclusive rwlock fdlock r = 0 (0xffff8000fffeacd0)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320
#2 doopenat+0x18e sys/kern/vfs_syscalls.c:1105
#3 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#3 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775
#4 Xsyscall+0x128
Process 43300 (syz-executor) thread 0xffff80003c41bcb0 (424566)
exclusive rwlock dtlk r = 0 (0xffffffff83892248)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320
#2 dt_ioctl_record_stop+0x2e sys/dev/dt/dt_dev.c:572
#3 dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
#3 dtclose+0x109 sys/dev/dt/dt_dev.c:239
#4 spec_close+0x466 sys/kern/spec_vnops.c:-1
#5 VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156
#6 vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline]
#6 vn_closefile+0x12b sys/kern/vfs_vnops.c:615
#7 fdrop+0x121 sys/kern/kern_descrip.c:1280
#8 sys_ioctl+0x30b sys/kern/sys_generic.c:516
#9 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#9 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775
#10 Xsyscall+0x128
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83948c00)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 vn_closefile+0x41 sys/kern/vfs_vnops.c:608
#2 fdrop+0x121 sys/kern/kern_descrip.c:1280
#3 sys_ioctl+0x30b sys/kern/sys_generic.c:516
#4 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#4 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775
#5 Xsyscall+0x128
Process 2985 (syz-executor) thread 0xffff80002a261240 (465454)
exclusive rrwlock inode r = 0 (0xfffffd806f12aa58)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320
#2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
#3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527
#4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570
#5 vn_write+0x18f sys/kern/vfs_vnops.c:405
#6 dofilewritev+0x242 sys/kern/sys_generic.c:380
#7 sys_write+0xa2 sys/kern/sys_generic.c:300
#8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775
#9 Xsyscall+0x128
Process 2985 (syz-executor) thread 0xffff8000ffffc7d0 (106266)
exclusive rrwlock inode r = 0 (0xfffffd80672df338)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320
#2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
#3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527
#4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570
#5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1
#6 namei+0x7ca sys/kern/vfs_lookup.c:250
#7 dorenameat+0x91 sys/kern/vfs_syscalls.c:2990
#8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775
#9 Xsyscall+0x128
Process 17961 (syz-executor) thread 0xffff8000ffffca68 (518781)
exclusive rrwlock inode r = 0 (0xfffffd806f12aca8)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320
#2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
#3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527
#4 ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline]
#4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:159
#5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1232
#6 ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393
#7 ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112
#8 VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394
#9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3113
#10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775
#11 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd806cda2448)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320
#2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
#3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527
#4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570
#5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1
#6 namei+0x7ca sys/kern/vfs_lookup.c:250
#7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3098
#8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775
#9 Xsyscall+0x128
ddb{1}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 11206 13045K 13137K 166960K 12548 0
pcb 17 12K 12K 166960K 69 0
rtable 212 7K 7K 166960K 412 0
pf 37 18K 20K 166960K 73 0
ifaddr 41 7K 7K 166960K 66 0
ifgroup 59 2K 3K 166960K 104 0
sysctl 1 1K 9K 166960K 73 0
counters 72 37K 38K 166960K 108 0
ioctlops 0 0K 4K 166960K 1504 0
iov 0 0K 26K 166960K 13 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1376 87K 87K 166960K 1569 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 2 1K 5K 166960K 4 0
VM map 2 1K 1K 166960K 2 0
sem 8 0K 0K 166960K 15 0
dirhash 12 2K 2K 166960K 18 0
ACPI 1692 195K 286K 166960K 12470 0
file desc 17 61K 97K 166960K 358 0
sigio 0 0K 0K 166960K 3 0
proc 63 99K 180K 166960K 574 0
subproc 72 4K 4K 166960K 72 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 16K 16K 166960K 1 0
ip_moptions 0 0K 0K 166960K 16 0
in_multi 88 6K 7K 166960K 114 0
ether_multi 1 0K 0K 166960K 3 0
mrt 0 0K 0K 166960K 3 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 85 387K 387K 166960K 85 0
exec 0 0K 1K 166960K 404 0
fusefs mount 1 32K 32K 166960K 1 0
tdb 3 0K 0K 166960K 3 0
VM swap 8 62K 64K 166960K 10 0
UVM amap 236 147K 161K 166960K 5470 0
UVM aobj 6 2K 2K 166960K 7 0
pinsyscall 41 82K 104K 166960K 1520 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 0 0K 0K 166960K 20 0
NDP 13 0K 2K 166960K 40 0
temp 44 8680K 8786K 166960K 13049 0
kqueue 13 20K 28K 166960K 72 0
SYN cache 2 16K 16K 166960K 2 0
ddb{1}> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
plcache 128 26 0 0 1 0 1 1 0 8 0
rtpcb 120 50 0 47 1 0 1 1 0 8 0
rtentry 176 123 0 33 6 0 6 6 0 8 0
unpcb 144 187 0 170 2 0 2 2 0 8 1
syncache 336 3 0 3 1 1 0 1 0 8 0
tcpcb 736 80 0 74 1 0 1 1 0 8 0
arp 136 19 0 3 1 0 1 1 0 8 0
inpcb 328 270 0 261 2 0 2 2 0 8 1
nd6 152 25 0 3 1 0 1 1 0 8 0
pkpcb 40 1 0 1 1 1 0 1 0 8 0
kcovpl 48 8 0 0 1 0 1 1 0 8 0
ppxss 1192 9 0 9 1 0 1 1 0 8 1
pppxif 1504 6 0 6 1 0 1 1 0 8 1
pffrag 232 2 0 0 1 0 1 1 0 482 0
pffrnode 88 2 0 0 1 0 1 1 0 8 0
pffrent 40 2 0 0 1 0 1 1 0 8 0
pfosfp 40 1428 0 1005 5 0 5 5 0 8 0
pfosfpen 112 1428 0 714 21 0 21 21 0 8 0
pftag 88 1 0 0 1 0 1 1 0 8 0
pfstitem 24 2 0 0 1 0 1 1 0 8 0
pfstkey 128 2 0 0 1 0 1 1 0 8 0
pfstate 448 1 0 0 1 0 1 1 0 8 0
pfrule 1360 3 0 3 1 0 1 1 0 8 1
rttmr 136 1 0 1 1 0 1 1 0 8 1
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 533 0 130 29 0 29 29 0 8 3
art_table 40 534 0 130 5 0 5 5 0 8 0
art_node 32 123 0 42 1 0 1 1 0 8 0
sysvmsgpl 40 1 0 1 1 0 1 1 0 8 1
semupl 112 1 0 1 1 0 1 1 0 8 1
semapl 112 11 0 5 1 0 1 1 0 8 0
shmpl 112 4 0 1 1 0 1 1 0 8 0
dirhash 1024 21 0 4 3 0 3 3 0 8 0
dino2pl 256 2005 0 492 96 0 96 96 0 8 0
ffsino 296 2005 0 492 118 0 118 118 0 8 0
nchpl 144 2526 0 825 64 0 64 64 0 8 0
vnodes 216 2204 0 0 123 0 123 123 0 8 0
namei 1024 8239 0 8235 4 1 3 3 0 8 2
percpumem 16 69 0 18 1 0 1 1 0 8 0
kstatmem 264 52 0 22 3 0 3 3 0 8 1
scxspl 216 9895 0 9894 3 2 1 2 1 8 0
plimitpl 152 96 0 78 1 0 1 1 0 8 0
sigapl 424 679 0 631 7 1 6 7 0 8 0
knotepl 120 316 0 0 10 0 10 10 0 8 0
kqueuepl 224 104 0 95 2 0 2 2 0 8 1
pipepl 344 143 0 116 3 0 3 3 0 8 0
fdescpl 528 662 0 631 3 0 3 3 0 8 0
filepl 160 2980 0 2731 11 0 11 11 0 8 0
lockfpl 104 93 0 91 1 0 1 1 0 8 0
lockfspl 48 39 0 37 1 0 1 1 0 8 0
sessionpl 144 23 0 15 1 0 1 1 0 8 0
pgrppl 48 31 0 15 1 0 1 1 0 8 0
ucredpl 104 350 0 336 1 0 1 1 0 8 0
zombiepl 144 813 0 812 1 0 1 1 0 8 0
processpl 1232 679 0 631 5 0 5 5 0 8 0
procpl 664 1135 0 1074 6 0 6 6 0 8 0
sosppl 176 1 0 1 1 0 1 1 0 8 1
sockpl 752 516 0 487 5 0 5 5 0 8 1
mcl64k 65536 4 0 0 1 0 1 1 0 8 0
mcl16k 16384 2 0 0 1 0 1 1 0 8 0
mcl12k 12288 1 0 0 1 0 1 1 0 8 0
mcl8k 8192 1 0 0 1 0 1 1 0 8 0
mcl4k 4096 112 0 0 14 0 14 14 0 8 0
mcl2k 2048 18 0 0 3 0 3 3 0 8 0
mtagpl 96 2 0 0 1 0 1 1 0 8 0
mbufpl 256 182 0 0 12 0 12 12 0 8 0
bufpl 280 3849 0 131 266 0 266 266 0 8 0
anonpl 32 6823 0 0 55 0 55 55 0 246 0
amapchunkpl 152 16149 0 15666 26 0 26 26 0 158 4
amappl16 200 2749 0 2499 18 4 14 14 0 8 0
amappl15 192 5 0 5 1 1 0 1 0 8 0
amappl14 184 4 0 4 1 1 0 1 0 8 0
amappl13 176 436 0 435 1 0 1 1 0 8 0
amappl12 168 1034 0 994 3 0 3 3 0 8 0
amappl11 160 4 0 4 1 1 0 1 0 8 0
amappl10 152 46 0 32 1 0 1 1 0 8 0
amappl9 144 243 0 243 1 1 0 1 0 8 0
amappl8 136 28 0 26 1 0 1 1 0 8 0
amappl7 128 98 0 97 1 0 1 1 0 8 0
amappl6 120 285 0 272 1 0 1 1 0 8 0
amappl5 112 91 0 81 1 0 1 1 0 8 0
amappl4 104 433 0 405 1 0 1 1 0 8 0
amappl3 96 2718 0 2629 3 0 3 3 0 8 0
amappl2 88 790 0 718 2 0 2 2 0 8 0
amappl1 80 10054 0 9491 14 0 14 14 0 8 1
amappl 88 4672 0 4507 5 0 5 5 0 92 0
uvmvnodes 80 108 0 0 3 0 3 3 0 8 0
dma4096 4096 1 0 1 1 1 0 1 0 8 0
dma1024 1024 1 0 0 1 0 1 1 0 8 0
dma256 256 6 0 6 1 1 0 1 0 8 0
dma128 128 254 0 254 2 1 1 1 0 8 1
dma64 64 6 0 6 1 1 0 1 0 8 0
dma32 32 7 0 7 1 1 0 1 0 8 0
dma16 16 18 0 17 1 0 1 1 0 8 0
aobjpl 72 6 0 1 1 0 1 1 0 8 0
uaddrrnd 24 662 0 631 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 662 0 631 1 0 1 1 0 8 0
vmmpekpl 168 7248 0 7215 2 0 2 2 0 8 0
vmmpepl 168 50087 0 48010 97 3 94 94 0 357 0
vmsppl 488 661 0 631 5 0 5 5 0 8 1
rwobjpl 80 17044 0 15837 25 0 25 25 0 8 0
pdppl 4096 1331 0 1262 111 40 71 87 0 8 2
pvpl 32 15359 0 0 124 0 124 124 0 265 0
pmappl 256 661 0 631 3 0 3 3 0 8 0
extentpl 40 45 0 27 1 0 1 1 0 8 0
phpool 112 286 0 44 8 0 8 8 0 8 0
ddb{1}> machine ddbcpu 0
Stopped at x86_ipi_db+0x27: addq $0x8,%rsp
x86_ipi_db(ffffffff8384aff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394
x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
x86_bus_space_io_read_4(b008,0) at x86_bus_space_io_read_4+0x37 sys/arch/amd64/amd64/bus_space.c:682
acpitimer_delay(3e8) at acpitimer_delay+0x1d7 acpitimer_read sys/dev/acpi/acpitimer.c:146 [inline]
acpitimer_delay(3e8) at acpitimer_delay+0x1d7 sys/dev/acpi/acpitimer.c:125
vioscsi_scsi_cmd(fffffd806cf16298) at vioscsi_scsi_cmd+0x559 sys/dev/pv/vioscsi.c:-1
scsi_xs_sync(fffffd806cf16298) at scsi_xs_sync+0x116 scsi_xs_exec sys/scsi/scsi_base.c:1457 [inline]
scsi_xs_sync(fffffd806cf16298) at scsi_xs_sync+0x116 sys/scsi/scsi_base.c:1526
sdactivate(ffff8000002a2c00,6) at sdactivate+0x297 sd_flush sys/scsi/sd.c:-1 [inline]
sdactivate(ffff8000002a2c00,6) at sdactivate+0x297 sys/scsi/sd.c:271
config_suspend(ffff8000002a2c00,6) at config_suspend+0x62 sys/kern/subr_autoconf.c:834
scsibusactivate(ffff8000002a3500,6) at scsibusactivate+0xab scsi_activate_link sys/scsi/scsiconf.c:410 [inline]
scsibusactivate(ffff8000002a3500,6) at scsibusactivate+0xab scsi_activate_bus sys/scsi/scsiconf.c:360 [inline]
scsibusactivate(ffff8000002a3500,6) at scsibusactivate+0xab sys/scsi/scsiconf.c:259
config_activate_children(ffff8000000a4000,6) at config_activate_children+0x1a1 config_suspend sys/kern/subr_autoconf.c:834 [inline]
config_activate_children(ffff8000000a4000,6) at config_activate_children+0x1a1 sys/kern/subr_autoconf.c:896
config_activate_children(ffff800000025a00,6) at config_activate_children+0x1c5 config_suspend sys/kern/subr_autoconf.c:-1 [inline]
config_activate_children(ffff800000025a00,6) at config_activate_children+0x1c5 sys/kern/subr_autoconf.c:896
config_activate_children(ffff80000002ce00,6) at config_activate_children+0x1c5 config_suspend sys/kern/subr_autoconf.c:-1 [inline]
config_activate_children(ffff80000002ce00,6) at config_activate_children+0x1c5 sys/kern/subr_autoconf.c:896
pciactivate(ffff80000002ce00,6) at pciactivate+0xd8 sys/dev/pci/pci.c:230
end trace frame: 0xffff80003c47f5a0, count: 0
ddb{0}> trace
x86_ipi_db(ffffffff8384aff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394
x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
x86_bus_space_io_read_4(b008,0) at x86_bus_space_io_read_4+0x37 sys/arch/amd64/amd64/bus_space.c:682
acpitimer_delay(3e8) at acpitimer_delay+0x1d7 acpitimer_read sys/dev/acpi/acpitimer.c:146 [inline]
acpitimer_delay(3e8) at acpitimer_delay+0x1d7 sys/dev/acpi/acpitimer.c:125
vioscsi_scsi_cmd(fffffd806cf16298) at vioscsi_scsi_cmd+0x559 sys/dev/pv/vioscsi.c:-1
scsi_xs_sync(fffffd806cf16298) at scsi_xs_sync+0x116 scsi_xs_exec sys/scsi/scsi_base.c:1457 [inline]
scsi_xs_sync(fffffd806cf16298) at scsi_xs_sync+0x116 sys/scsi/scsi_base.c:1526
sdactivate(ffff8000002a2c00,6) at sdactivate+0x297 sd_flush sys/scsi/sd.c:-1 [inline]
sdactivate(ffff8000002a2c00,6) at sdactivate+0x297 sys/scsi/sd.c:271
config_suspend(ffff8000002a2c00,6) at config_suspend+0x62 sys/kern/subr_autoconf.c:834
scsibusactivate(ffff8000002a3500,6) at scsibusactivate+0xab scsi_activate_link sys/scsi/scsiconf.c:410 [inline]
scsibusactivate(ffff8000002a3500,6) at scsibusactivate+0xab scsi_activate_bus sys/scsi/scsiconf.c:360 [inline]
scsibusactivate(ffff8000002a3500,6) at scsibusactivate+0xab sys/scsi/scsiconf.c:259
config_activate_children(ffff8000000a4000,6) at config_activate_children+0x1a1 config_suspend sys/kern/subr_autoconf.c:834 [inline]
config_activate_children(ffff8000000a4000,6) at config_activate_children+0x1a1 sys/kern/subr_autoconf.c:896
config_activate_children(ffff800000025a00,6) at config_activate_children+0x1c5 config_suspend sys/kern/subr_autoconf.c:-1 [inline]
config_activate_children(ffff800000025a00,6) at config_activate_children+0x1c5 sys/kern/subr_autoconf.c:896
config_activate_children(ffff80000002ce00,6) at config_activate_children+0x1c5 config_suspend sys/kern/subr_autoconf.c:-1 [inline]
config_activate_children(ffff80000002ce00,6) at config_activate_children+0x1c5 sys/kern/subr_autoconf.c:896
pciactivate(ffff80000002ce00,6) at pciactivate+0xd8 sys/dev/pci/pci.c:230
config_activate_children(ffff80000002f080,6) at config_activate_children+0x1a1 config_suspend sys/kern/subr_autoconf.c:834 [inline]
config_activate_children(ffff80000002f080,6) at config_activate_children+0x1a1 sys/kern/subr_autoconf.c:896
config_suspend_all(6) at config_suspend_all+0x49a config_suspend sys/kern/subr_autoconf.c:-1 [inline]
config_suspend_all(6) at config_suspend_all+0x49a sys/kern/subr_autoconf.c:858
boot(104) at boot+0x253 sys/arch/amd64/amd64/machdep.c:946
reboot(104) at reboot+0xb1
panic(ffffffff833e610a) at panic+0x1f9
kerntrap(ffff80003c47f760) at kerntrap+0x30b
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
dt_ioctl_record_stop(ffff8000016f0000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593
dtclose(251e5f,81,2000,ffff80003c41bcb0) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(251e5f,81,2000,ffff80003c41bcb0) at dtclose+0x109 sys/dev/dt/dt_dev.c:239
spec_close(ffff80003c47f910) at spec_close+0x466 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd805edb96e8,81,fffffd80097fd548,ffff80003c41bcb0) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156
vn_closefile(fffffd806c86fb90,ffff80003c41bcb0) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd806c86fb90,ffff80003c41bcb0) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615
fdrop(fffffd806c86fb90,ffff80003c41bcb0) at fdrop+0x121 sys/kern/kern_descrip.c:1280
sys_ioctl(ffff80003c41bcb0,ffff80003c47fc20,ffff80003c47fb70) at sys_ioctl+0x30b sys/kern/sys_generic.c:516
syscall(ffff80003c47fc20) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c47fc20) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xb42c543f5b0, count: -30
ddb{0}> machine ddbcpu 1
Stopped at proc_trampoline+0xc7: movl $0,%gs:0x688
proc_trampoline() at proc_trampoline+0xc7
end of kernel
end trace frame: 0x7cdbab8a1540, count: 14
ddb{1}> trace
proc_trampoline() at proc_trampoline+0xc7
end of kernel
end trace frame: 0x7cdbab8a1540, count: -1