uvm_fault(0xfffffd806b9113a0, 0x8, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at witness_checkorder+0x266: movl 0x8(%r15),%r12d
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*367788 47321 0 0 0x4000000 1 syz-executor
8926 39434 0 0x14000 0x200 0 softnet0
witness_checkorder(ffff800001335618,9,0) at witness_checkorder+0x266 sys/kern/subr_witness.c:794
mtx_enter(ffff800001335608) at mtx_enter+0x47 sys/kern/kern_lock.c:238
klist_mutex_lock(ffff800001335608) at klist_mutex_lock+0x32 sys/kern/kern_event.c:2352
klist_invalidate(ffff8000013356c8) at klist_invalidate+0xef klist_lock sys/kern/kern_event.c:2317 [inline]
klist_invalidate(ffff8000013356c8) at klist_invalidate+0xef sys/kern/kern_event.c:2283
bpfsdetach(ffff8000012c14c0) at bpfsdetach+0x12f sys/net/bpf.c:1800
bpfdetach(ffff8000012b8800) at bpfdetach+0xa6
if_detach(ffff8000012b8800) at if_detach+0x14f sys/net/if.c:1193
tun_clone_destroy(ffff8000012b8800) at tun_clone_destroy+0x2d6 sys/net/if_tun.c:338
if_clone_destroy(ffff800032594fc0) at if_clone_destroy+0x1d7 sys/net/if.c:1382
ifioctl(ffff800010fde2a8,80206979,ffff800032594fc0,ffff8000ffff7970) at ifioctl+0x5c5
sys_ioctl(ffff8000ffff7970,ffff8000325951a0,ffff8000325950f0) at sys_ioctl+0x67c
syscall(ffff8000325951a0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline]
syscall(ffff8000325951a0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xfa64c75ff10, count: 2
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
*cpu1: uvm_fault(0xfffffd806b9113a0, 0x8, 0, 1) -> e
ddb{1}> trace
witness_checkorder(ffff800001335618,9,0) at witness_checkorder+0x266 sys/kern/subr_witness.c:794
mtx_enter(ffff800001335608) at mtx_enter+0x47 sys/kern/kern_lock.c:238
klist_mutex_lock(ffff800001335608) at klist_mutex_lock+0x32 sys/kern/kern_event.c:2352
klist_invalidate(ffff8000013356c8) at klist_invalidate+0xef klist_lock sys/kern/kern_event.c:2317 [inline]
klist_invalidate(ffff8000013356c8) at klist_invalidate+0xef sys/kern/kern_event.c:2283
bpfsdetach(ffff8000012c14c0) at bpfsdetach+0x12f sys/net/bpf.c:1800
bpfdetach(ffff8000012b8800) at bpfdetach+0xa6
if_detach(ffff8000012b8800) at if_detach+0x14f sys/net/if.c:1193
tun_clone_destroy(ffff8000012b8800) at tun_clone_destroy+0x2d6 sys/net/if_tun.c:338
if_clone_destroy(ffff800032594fc0) at if_clone_destroy+0x1d7 sys/net/if.c:1382
ifioctl(ffff800010fde2a8,80206979,ffff800032594fc0,ffff8000ffff7970) at ifioctl+0x5c5
sys_ioctl(ffff8000ffff7970,ffff8000325951a0,ffff8000325950f0) at sys_ioctl+0x67c
syscall(ffff8000325951a0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline]
syscall(ffff8000325951a0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xfa64c75ff10, count: -13
ddb{1}> show registers
rdi 0xffff800030d8a000
rsi 0x3319d acpi_pdirpa+0x1f00e
rbp 0xffff800032594c80
rbx 0
rdx 0xffff800030d8a000
rcx 0x3319c acpi_pdirpa+0x1f00d
rax 0xffffffff829a1bee witness_checkorder+0x22e
r8 0x23
r9 0x1
r10 0
r11 0xcfd4e0d06346004f
r12 0
r13 0xdeafbeaddeafbead
r14 0xffff800001335618
r15 0
rip 0xffffffff829a1c26 witness_checkorder+0x266
cs 0x8
rflags 0x10246 __ALIGN_SIZE+0xf246
rsp 0xffff800032594bd0
ss 0
witness_checkorder+0x266: movl 0x8(%r15),%r12d
ddb{1}> show proc
PROC (syz-executor) tid=367788 pid=47321 tcnt=5 stat=onproc
flags process=0 proc=4000000<THREAD>
runpri=32, usrpri=81, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
forw=0xffffffffffffffff, list=0xffff80002a08a7d0,0xffff8000ffff62b8
process=0xffff80002a1cb1e0 user=0xffff800032590000, vmspace=0xfffffd806b9113a0
estcpu=31, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0
ddb{1}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
1544 223609 48952 0 2 0 syz-executor
1544 514252 48952 0 2 0x4000000 syz-executor
22734 220033 41374 0 2 0 syz-executor
22734 282633 41374 0 3 0x4000080 fsleep syz-executor
80342 425347 74474 0 2 0 syz-executor
80342 336908 74474 0 2 0x4000000 syz-executor
263 136363 27966 0 2 0 syz-executor
263 31666 27966 0 2 0x4000000 syz-executor
88107 305303 64092 0 2 0 syz-executor
88107 74037 64092 0 3 0x4000080 fsleep syz-executor
88107 257849 64092 0 3 0x4000080 fsleep syz-executor
47321 270052 24034 0 2 0 syz-executor
47321 94936 24034 0 3 0x4000080 fsleep syz-executor
*47321 367788 24034 0 7 0x4000000 syz-executor
47321 246249 24034 0 2 0x4000000 syz-executor
47321 11528 24034 0 2 0x4000000 syz-executor
52718 123837 21027 0 2 0x480 syz-executor
52718 12251 21027 0 3 0x4000080 fsleep syz-executor
52718 490539 21027 0 3 0x4000080 wsevent_read syz-executor
52718 241150 21027 0 3 0x4000080 fsleep syz-executor
42958 345218 83216 0 2 0x480 syz-executor
42958 490974 83216 0 3 0x4000080 kqsel syz-executor
42958 133925 83216 0 3 0x4000080 fsleep syz-executor
42958 422865 83216 0 3 0x4000080 fsleep syz-executor
27966 481579 41839 0 2 0x482 syz-executor
41374 14545 41839 0 2 0x482 syz-executor
6038 326755 1 0 3 0x80 nanoslp init
82469 427639 0 0 3 0x14280 nfsidl nfsio
66574 175342 0 0 3 0x14280 nfsidl nfsio
48454 101722 0 0 3 0x14280 nfsidl nfsio
65784 425275 0 0 3 0x14280 nfsidl nfsio
73882 382145 0 0 3 0x14280 nfsidl nfsio
33403 427316 0 0 3 0x14280 nfsidl nfsio
2311 454638 0 0 3 0x14280 nfsidl nfsio
67588 321980 0 0 3 0x14280 nfsidl nfsio
47920 475507 0 0 3 0x14280 nfsidl nfsio
60158 69827 0 0 3 0x14280 nfsidl nfsio
92543 28937 0 0 3 0x14280 nfsidl nfsio
57059 56598 0 0 3 0x14280 nfsidl nfsio
18589 335884 0 0 3 0x14280 nfsidl nfsio
23084 429720 0 0 3 0x14280 nfsidl nfsio
75177 181735 0 0 3 0x14280 nfsidl nfsio
56944 374029 0 0 3 0x14280 nfsidl nfsio
47135 198909 0 0 3 0x14280 nfsidl nfsio
17435 475448 0 0 3 0x14280 nfsidl nfsio
90207 516936 0 0 3 0x14280 nfsidl nfsio
2760 440154 0 0 3 0x14280 nfsidl nfsio
78924 174065 0 0 3 0x14200 bored sosplice
83216 471081 41839 0 2 0x482 syz-executor
48952 179581 41839 0 2 0x2 syz-executor
24034 132213 41839 0 2 0x482 syz-executor
64092 340735 41839 0 2 0x482 syz-executor
21027 108641 41839 0 2 0x482 syz-executor
74474 173571 41839 0 2 0x482 syz-executor
41839 261755 61977 0 2 0x82 syz-executor
61977 13502 47866 0 3 0x10008a sigsusp ksh
47866 328204 75517 0 3 0x98 kqread sshd-session
75517 202446 19764 0 3 0x92 kqread sshd-session
19764 501172 1 0 3 0x88 kqread sshd
2423 282656 95478 74 3 0x1100092 bpf pflogd
95478 121004 1 0 3 0x80 sbwait pflogd
95616 257189 49804 73 3 0x1100090 kqread syslogd
49804 519781 1 0 3 0x100082 sbwait syslogd
35737 217140 1 0 3 0x100080 kqread resolvd
5849 265477 15907 77 3 0x100092 kqread dhcpleased
56986 242894 15907 77 3 0x100092 kqread dhcpleased
15907 251150 1 0 3 0x80 kqread dhcpleased
14965 519278 0 0 3 0x14200 bored smr
68150 361168 0 0 2 0x14200 zerothread
59898 381764 0 0 3 0x14200 aiodoned aiodoned
27194 483507 0 0 3 0x14200 syncer update
6760 466658 0 0 3 0x14200 cleaner cleaner
54483 451412 0 0 3 0x14200 reaper reaper
4829 445284 0 0 3 0x14200 pgdaemon pagedaemon
56735 113028 0 0 3 0x14200 bored viomb
68664 457950 0 0 3 0x40014200 acpi0 acpi0
59647 474282 0 0 3 0x40014200 idle1
91537 434369 0 0 3 0x14200 bored softnet3
26208 498716 0 0 3 0x14200 bored softnet2
19721 71308 0 0 3 0x14200 bored softnet1
39434 8926 0 0 7 0x14200 softnet0
2597 509552 0 0 3 0x14200 bored systqmp
1229 2811 0 0 3 0x14200 bored systq
94056 292905 0 0 3 0x14200 tmoslp softclockmp
56030 411638 0 0 3 0x40014200 tmoslp softclock
6632 235470 0 0 3 0x40014200 idle0
1 229548 0 0 3 0x80082 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{1}> show all locks
Process 1544 (syz-executor) thread 0xffff80002a092f70 (223609)
exclusive rwlock vmmaplk r = 0 (0xfffffd806b911818)
#0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5bb sys/kern/subr_witness.c:1155
#1 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5255
#2 uvm_map_protect+0xe1 sys/uvm/uvm_map.c:3057
#3 sys_mprotect+0x34c sys/uvm/uvm_mmap.c:585
#4 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline]
#4 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577
#5 Xsyscall+0x128
Process 1544 (syz-executor) thread 0xffff80002a092550 (514252)
exclusive rrwlock inode r = 0 (0xfffffd806ec585f0)
#0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5bb sys/kern/subr_witness.c:1155
#1 rw_enter+0x41b sys/kern/kern_rwlock.c:309
#2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464
#3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524
#4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564
#5 vget+0x2bd sys/kern/vfs_subr.c:678
#6 cache_lookup+0x36e sys/kern/vfs_cache.c:222
#7 ufs_lookup+0x218 sys/ufs/ufs/ufs_lookup.c:160
#8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85
#9 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566
#10 namei+0x7aa sys/kern/vfs_lookup.c:250
#11 vn_open+0x13f sys/kern/vfs_vnops.c:140
#12 doopenat+0x31d sys/kern/vfs_syscalls.c:1123
#13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline]
#13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577
#14 Xsyscall+0x128
Process 80342 (syz-executor) thread 0xffff80002a08aa58 (336908)
exclusive rwlock vmmaplk r = 0 (0xfffffd806b911b98)
#0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5bb sys/kern/subr_witness.c:1155
#1 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5255
#2 uvmfault_lookup+0xe8 sys/uvm/uvm_fault.c:1813
#3 uvm_fault_check+0x831 uvmfault_amapcopy sys/uvm/uvm_fault.c:236 [inline]
#3 uvm_fault_check+0x831 sys/uvm/uvm_fault.c:712
#4 uvm_fault+0xf5 sys/uvm/uvm_fault.c:600
#5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188
#6 usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436
#7 recall_trap+0x8
Process 47321 (syz-executor) thread 0xffff8000ffff7970 (367788)
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff835fcde8)
#0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5bb sys/kern/subr_witness.c:1155
#1 __mp_acquire_count+0x58
#2 mi_switch+0x4b7 sys/kern/sched_bsd.c:441
#3 sleep_finish+0x2f2 sys/kern/kern_synch.c:425
#4 rw_enter+0x348 sys/kern/kern_rwlock.c:285
#5 lf_purgelocks+0x2f sys/kern/vfs_lockf.c:731
#6 vgonel+0x497 sys/kern/vfs_subr.c:1208
#7 vop_generic_revoke+0x3e6 sys/kern/vfs_default.c:128
#8 VOP_REVOKE+0x65 sys/kern/vfs_vops.c:291
#9 vdevgone+0x17b
#10 bpfsdetach+0x117 sys/net/bpf.c:1802
#11 bpfdetach+0xa6
#12 if_detach+0x14f sys/net/if.c:1193
#13 tun_clone_destroy+0x2d6 sys/net/if_tun.c:338
#14 if_clone_destroy+0x1d7 sys/net/if.c:1382
#15 ifioctl+0x5c5
#16 sys_ioctl+0x67c
#17 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline]
#17 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577
#18 Xsyscall+0x128
exclusive rwlock clonelk r = 0 (0xffffffff8342ecf0)
#0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5bb sys/kern/subr_witness.c:1155
#1 if_clone_destroy+0x67
#2 ifioctl+0x5c5
#3 sys_ioctl+0x67c
#4 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline]
#4 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577
#5 Xsyscall+0x128
Process 47321 (syz-executor) thread 0xffff800035f9f1e8 (11528)
exclusive rwlock futex r = 0 (0xffffffff83492300)
#0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5bb sys/kern/subr_witness.c:1155
#1 sys_futex+0x69 sys/kern/sys_futex.c:98
#2 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline]
#2 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577
#3 Xsyscall+0x128
ddb{1}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 10228 11216K 11586K 166960K 12988 0
pcb 17 16K 17K 166960K 405 0
rtable 221 6K 7K 166960K 561 0
pf 36 18K 19K 166960K 95 0
ifaddr 39 6K 8K 166960K 81 0
ifgroup 51 2K 2K 166960K 116 0
sysctl 4 1K 1K 166960K 4 0
counters 62 36K 36K 166960K 102 0
ioctlops 0 0K 4K 166960K 1573 0
iov 0 0K 16K 166960K 69 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1481 93K 94K 166960K 2488 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 2 1K 9K 166960K 22 0
VM map 2 1K 1K 166960K 2 0
sem 12 0K 2K 166960K 89 0
dirhash 12 2K 2K 166960K 33 0
ACPI 1690 195K 286K 166960K 12468 0
file desc 18 65K 93K 166960K 1297 0
sigio 0 0K 0K 166960K 86 0
proc 63 79K 140K 166960K 791 0
subproc 104 6K 6K 166960K 156 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 16K 16K 166960K 1 0
ip_moptions 0 0K 0K 166960K 147 0
in_multi 88 6K 7K 166960K 209 0
ether_multi 1 0K 0K 166960K 7 0
mrt 1 0K 0K 166960K 5 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 241 1076K 1076K 166960K 241 0
exec 0 0K 1K 166960K 684 0
fusefs mount 1 32K 32K 166960K 1 0
pfkey data 0 0K 0K 166960K 1 0
tdb 3 0K 0K 166960K 3 0
VM swap 8 62K 64K 166960K 10 0
UVM amap 247 73K 86K 166960K 13667 0
UVM aobj 26 6K 6K 166960K 27 0
pinsyscall 42 84K 105K 166960K 2504 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 0 0K 0K 166960K 51 0
NDP 11 0K 2K 166960K 58 0
temp 78 6828K 6924K 166960K 35672 0
kqueue 17 25K 31K 166960K 240 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 24 0 0 1 0 1 1 0 8 0
rtpcb 120 246 0 243 3 2 1 2 0 8 0
rtentry 112 179 0 77 4 0 4 4 0 8 0
unpcb 144 947 0 925 7 5 2 6 0 8 1
syncache 336 8 0 8 4 3 1 1 0 8 1
tcpqe 32 6 0 6 3 2 1 1 0 8 1
tcpcb 808 391 0 385 11 6 5 5 0 8 4
arp 120 33 0 17 1 0 1 1 0 8 0
inpcb 336 1559 0 1549 23 16 7 10 0 8 5
nd6 136 37 0 15 1 0 1 1 0 8 0
pkpcb 40 5 0 5 2 2 0 1 0 8 0
kcovpl 48 12 0 4 1 0 1 1 0 8 0
ppxss 1168 10 0 10 2 1 1 1 0 8 1
pfstscr 40 1 0 0 1 0 1 1 0 8 0
pffrag 232 9 0 3 1 0 1 1 0 482 0
pffrnode 88 9 0 3 1 0 1 1 0 8 0
pffrent 40 57 0 51 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
pfstitem 24 75 0 27 1 0 1 1 0 8 0
pfstkey 128 75 0 28 2 0 2 2 0 8 0
pfstate 376 74 0 27 5 0 5 5 0 8 0
pfrule 1344 21 0 15 2 0 2 2 0 8 0
art_heap8 4096 3 0 0 3 0 3 3 0 8 0
art_heap4 256 701 0 278 30 2 28 30 0 8 1
art_table 32 704 0 278 4 0 4 4 0 8 0
art_node 16 176 0 85 1 0 1 1 0 8 0
sysvmsgpl 40 52 0 44 1 0 1 1 0 8 0
semupl 112 2 0 2 1 1 0 1 0 8 0
semapl 112 84 0 74 1 0 1 1 0 8 0
shmpl 112 24 0 1 1 0 1 1 0 8 0
dirhash 1024 31 0 14 3 0 3 3 0 8 0
dino2pl 256 3615 0 2110 95 0 95 95 0 8 0
ffsino 272 3615 0 2110 102 0 102 102 0 8 0
nchpl 144 5398 0 3700 64 0 64 64 0 8 0
uvmvnodes 80 4460 0 0 92 0 92 92 0 8 0
vnodes 216 4460 0 0 248 0 248 248 0 8 0
namei 1024 19885 0 19885 3 2 1 2 0 8 1
percpumem 16 65 0 20 1 0 1 1 0 8 0
kstatmem 264 62 0 40 2 0 2 2 0 8 0
scsiplug 72 3 0 3 1 1 0 1 0 8 0
scxspl 216 18102 0 18102 11 9 2 8 1 8 2
plimitpl 152 301 0 284 1 0 1 1 0 8 0
sigapl 424 1618 0 1547 11 2 9 9 0 8 0
futexpl 64 17736 0 17726 1 0 1 1 0 8 0
knotepl 120 569 0 0 17 0 17 17 0 8 0
kqueuepl 216 355 0 340 2 1 1 2 0 8 0
pipepl 320 205 0 177 3 0 3 3 0 8 0
fdescpl 496 1577 0 1545 5 0 5 5 0 8 0
filepl 152 9905 0 9644 19 5 14 15 0 8 3
lockfpl 104 542 0 540 1 0 1 1 0 8 0
lockfspl 48 228 0 226 1 0 1 1 0 8 0
sessionpl 144 33 0 25 1 0 1 1 0 8 0
pgrppl 48 55 0 39 1 0 1 1 0 8 0
ucredpl 104 1597 0 1584 1 0 1 1 0 8 0
zombiepl 144 1717 0 1717 1 0 1 1 0 8 1
processpl 1160 1618 0 1547 7 1 6 6 0 8 0
procpl 648 3495 0 3408 9 1 8 8 0 8 0
srpgc 96 12 0 12 3 2 1 1 0 8 1
sosppl 168 4 0 4 2 2 0 1 0 8 0
sockpl 664 2771 0 2736 28 19 9 14 0 8 5
mcl64k 65536 5 0 0 1 0 1 1 0 8 0
mcl16k 16384 5 0 0 1 0 1 1 0 8 0
mcl12k 12288 2 0 0 1 0 1 1 0 8 0
mcl9k 9216 1 0 0 1 0 1 1 0 8 0
mcl8k 8192 7 0 0 1 0 1 1 0 8 0
mcl4k 4096 149 0 0 19 0 19 19 0 8 0
mcl2k2 2112 1 0 0 1 0 1 1 0 8 0
mcl2k 2048 29 0 0 4 0 4 4 0 8 0
mtagpl 96 37 0 0 1 0 1 1 0 8 0
mbufpl 256 289 0 0 19 0 19 19 0 8 0
bufpl 280 7421 0 1247 442 0 442 442 0 8 0
anonpl 24 275449 0 271804 84 37 47 61 0 185 13
amapchunkpl 152 44756 0 44213 48 17 31 31 0 158 7
amappl16 200 7104 0 7072 56 44 12 21 0 8 8
amappl15 192 13 0 13 1 1 0 1 0 8 0
amappl14 184 138 0 127 1 0 1 1 0 8 0
amappl13 176 9 0 9 2 2 0 1 0 8 0
amappl12 168 2291 0 2260 4 1 3 3 0 8 0
amappl11 160 59 0 45 1 0 1 1 0 8 0
amappl10 152 13 0 13 2 2 0 1 0 8 0
amappl9 144 132 0 132 1 1 0 1 0 8 0
amappl8 136 43 0 39 1 0 1 1 0 8 0
amappl7 128 120 0 108 1 0 1 1 0 8 0
amappl6 120 208 0 206 1 0 1 1 0 8 0
amappl5 112 161 0 148 1 0 1 1 0 8 0
amappl4 104 340 0 322 1 0 1 1 0 8 0
amappl3 96 8247 0 8144 3 0 3 3 0 8 0
amappl2 88 1911 0 1827 3 0 3 3 0 8 0
amappl1 80 12517 0 11969 15 1 14 14 0 8 0
amappl 88 13134 0 12945 5 0 5 5 0 92 0
dma32768 32768 4 0 4 2 2 0 1 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 128 253 0 253 1 1 0 1 0 8 0
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 26 0 1 1 0 1 1 0 8 0
uaddrrnd 24 1577 0 1545 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 1577 0 1545 1 0 1 1 0 8 0
vmmpekpl 168 13964 0 13915 3 0 3 3 0 8 0
vmmpepl 168 104128 0 102222 107 15 92 99 0 357 2
vmsppl 448 1576 0 1545 6 2 4 5 0 8 0
rwobjpl 56 35569 0 30164 79 1 78 78 0 8 1
pdppl 4096 3161 0 3090 111 38 73 85 0 8 2
pvpl 32 17346 0 0 142 2 140 141 0 265 0
pmappl 248 1576 0 1545 3 0 3 3 0 8 0
extentpl 40 55 0 38 1 0 1 1 0 8 0
phpool 112 443 0 74 11 0 11 11 0 8 0
ddb{1}> machine ddbcpu 0
Stopped at x86_ipi_db+0x27: addq $0x8,%rsp
x86_ipi_db(ffffffff83466ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__mp_lock(ffffffff835fcbe0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline]
__mp_lock(ffffffff835fcbe0) at __mp_lock+0x192 sys/kern/kern_lock.c:144
intr_handler(ffff800029fb30f0,ffff800000079e00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553
Xintr_ioapic_edge25_untramp() at Xintr_ioapic_edge25_untramp+0x18f
__sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:585 [inline]
__sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:153
msleep_nsec(ffff80000002c000,ffff80000002c018,20,ffffffff830eb034,ffffffffffffffff) at msleep_nsec+0x62 sys/kern/kern_synch.c:265
taskq_next_work(ffff80000002c000,ffff800029fb3270) at taskq_next_work+0x8e sys/kern/kern_task.c:401
taskq_thread(ffff80000002c000) at taskq_thread+0x1d5 sys/kern/kern_task.c:441
end trace frame: 0x0, count: 5
ddb{0}> trace
x86_ipi_db(ffffffff83466ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__mp_lock(ffffffff835fcbe0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline]
__mp_lock(ffffffff835fcbe0) at __mp_lock+0x192 sys/kern/kern_lock.c:144
intr_handler(ffff800029fb30f0,ffff800000079e00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553
Xintr_ioapic_edge25_untramp() at Xintr_ioapic_edge25_untramp+0x18f
__sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:585 [inline]
__sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:153
msleep_nsec(ffff80000002c000,ffff80000002c018,20,ffffffff830eb034,ffffffffffffffff) at msleep_nsec+0x62 sys/kern/kern_synch.c:265
taskq_next_work(ffff80000002c000,ffff800029fb3270) at taskq_next_work+0x8e sys/kern/kern_task.c:401
taskq_thread(ffff80000002c000) at taskq_thread+0x1d5 sys/kern/kern_task.c:441
end trace frame: 0x0, count: -10
ddb{0}> machine ddbcpu 1
Stopped at witness_checkorder+0x266: movl 0x8(%r15),%r12d
witness_checkorder(ffff800001335618,9,0) at witness_checkorder+0x266 sys/kern/subr_witness.c:794
mtx_enter(ffff800001335608) at mtx_enter+0x47 sys/kern/kern_lock.c:238
klist_mutex_lock(ffff800001335608) at klist_mutex_lock+0x32 sys/kern/kern_event.c:2352
klist_invalidate(ffff8000013356c8) at klist_invalidate+0xef klist_lock sys/kern/kern_event.c:2317 [inline]
klist_invalidate(ffff8000013356c8) at klist_invalidate+0xef sys/kern/kern_event.c:2283
bpfsdetach(ffff8000012c14c0) at bpfsdetach+0x12f sys/net/bpf.c:1800
bpfdetach(ffff8000012b8800) at bpfdetach+0xa6
if_detach(ffff8000012b8800) at if_detach+0x14f sys/net/if.c:1193
tun_clone_destroy(ffff8000012b8800) at tun_clone_destroy+0x2d6 sys/net/if_tun.c:338
if_clone_destroy(ffff800032594fc0) at if_clone_destroy+0x1d7 sys/net/if.c:1382
ifioctl(ffff800010fde2a8,80206979,ffff800032594fc0,ffff8000ffff7970) at ifioctl+0x5c5
sys_ioctl(ffff8000ffff7970,ffff8000325951a0,ffff8000325950f0) at sys_ioctl+0x67c
syscall(ffff8000325951a0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline]
syscall(ffff8000325951a0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xfa64c75ff10, count: 2
ddb{1}> trace
witness_checkorder(ffff800001335618,9,0) at witness_checkorder+0x266 sys/kern/subr_witness.c:794
mtx_enter(ffff800001335608) at mtx_enter+0x47 sys/kern/kern_lock.c:238
klist_mutex_lock(ffff800001335608) at klist_mutex_lock+0x32 sys/kern/kern_event.c:2352
klist_invalidate(ffff8000013356c8) at klist_invalidate+0xef klist_lock sys/kern/kern_event.c:2317 [inline]
klist_invalidate(ffff8000013356c8) at klist_invalidate+0xef sys/kern/kern_event.c:2283
bpfsdetach(ffff8000012c14c0) at bpfsdetach+0x12f sys/net/bpf.c:1800
bpfdetach(ffff8000012b8800) at bpfdetach+0xa6
if_detach(ffff8000012b8800) at if_detach+0x14f sys/net/if.c:1193
tun_clone_destroy(ffff8000012b8800) at tun_clone_destroy+0x2d6 sys/net/if_tun.c:338
if_clone_destroy(ffff800032594fc0) at if_clone_destroy+0x1d7 sys/net/if.c:1382
ifioctl(ffff800010fde2a8,80206979,ffff800032594fc0,ffff8000ffff7970) at ifioctl+0x5c5
sys_ioctl(ffff8000ffff7970,ffff8000325951a0,ffff8000325950f0) at sys_ioctl+0x67c
syscall(ffff8000325951a0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline]
syscall(ffff8000325951a0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xfa64c75ff10, count: -13