uvm_fault(0xfffffd806a2f25d8, 0x48, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at witness_checkorder+0xa9: movl 0x20(%r14),%r15d
TID PID UID PRFLAGS PFLAGS CPU COMMAND
285625 58909 0 0 0 0 syz-executor
witness_checkorder(28,9,0) at witness_checkorder+0xa9 sys/kern/subr_witness.c:779
mtx_enter(18) at mtx_enter+0x4a sys/kern/kern_lock.c:260
clockintr_unbind(ffff80000149e030,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375
dt_ioctl_record_stop(ffff800001485000) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:576
dtclose(21e5f,3,2000,ffff80003a430d08) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(21e5f,3,2000,ffff80003a430d08) at dtclose+0x105 sys/dev/dt/dt_dev.c:232
spec_close(ffff80003a428c50) at spec_close+0x45f sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd805f7230f8,3,fffffd80097fb478,ffff80003a430d08) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156
vn_closefile(fffffd806b8eb240,ffff80003a430d08) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd806b8eb240,ffff80003a430d08) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615
fdrop(fffffd806b8eb240,ffff80003a430d08) at fdrop+0x126 sys/kern/kern_descrip.c:1267
closef(fffffd806b8eb240,ffff80003a430d08) at closef+0x192 sys/kern/kern_descrip.c:1251
fdfree(ffff80003a430d08) at fdfree+0x116 sys/kern/kern_descrip.c:1182
exit1(ffff80003a430d08,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215
sys_exit(ffff80003a430d08,ffff80003a428fc0,ffff80003a428f10) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80003a428fc0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003a428fc0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:748
end trace frame: 0xffff80003a429040, 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{1}>
ddb{1}> set $lines = 0
ddb{1}> set $maxwidth = 0
ddb{1}> show panic
*cpu1: uvm_fault(0xfffffd806a2f25d8, 0x48, 0, 1) -> e
ddb{1}> trace
witness_checkorder(28,9,0) at witness_checkorder+0xa9 sys/kern/subr_witness.c:779
mtx_enter(18) at mtx_enter+0x4a sys/kern/kern_lock.c:260
clockintr_unbind(ffff80000149e030,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375
dt_ioctl_record_stop(ffff800001485000) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:576
dtclose(21e5f,3,2000,ffff80003a430d08) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(21e5f,3,2000,ffff80003a430d08) at dtclose+0x105 sys/dev/dt/dt_dev.c:232
spec_close(ffff80003a428c50) at spec_close+0x45f sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd805f7230f8,3,fffffd80097fb478,ffff80003a430d08) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156
vn_closefile(fffffd806b8eb240,ffff80003a430d08) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd806b8eb240,ffff80003a430d08) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615
fdrop(fffffd806b8eb240,ffff80003a430d08) at fdrop+0x126 sys/kern/kern_descrip.c:1267
closef(fffffd806b8eb240,ffff80003a430d08) at closef+0x192 sys/kern/kern_descrip.c:1251
fdfree(ffff80003a430d08) at fdfree+0x116 sys/kern/kern_descrip.c:1182
exit1(ffff80003a430d08,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215
sys_exit(ffff80003a430d08,ffff80003a428fc0,ffff80003a428f10) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80003a428fc0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003a428fc0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:748
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x77a434fd59c0, count: -15
ddb{1}> show registers
rdi 0
rsi 0
rbp 0xffff80003a428ab0
rbx 0
rdx 0
rcx 0xffff80003a430d08
rax 0xffff8000299ddff0
r8 0xffffffffffffffff
r9 0x1
r10 0x7c991329bbb51892
r11 0x4e193d285ed42f2e
r12 0
r13 0x1
r14 0x28
r15 0x3
rip 0xffffffff82af3ff9 witness_checkorder+0xa9
cs 0x8
rflags 0x10246 __ALIGN_SIZE+0xf246
rsp 0xffff80003a428a00
ss 0
witness_checkorder+0xa9: movl 0x20(%r14),%r15d
ddb{1}> show proc
PROC (syz-executor) tid=298400 pid=62659 tcnt=0 stat=onproc
flags process=1008<EXITING,SINGLEEXIT> proc=2000<WEXIT>
runpri=32, usrpri=50, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0xffff80003a430d08 scnt=-1 ecnt=1
forw=0xffffffffffffffff, list=0xffff80003a430f98,0xffff80003a430a88
process=0xffff80003c446248 user=0xffff80003a424000, vmspace=0xfffffd806a2f25d8
estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=1, intr=0
ddb{1}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
53063 182206 20021 0 2 0 syz-executor
19723 51650 12846 0 2 0 syz-executor
73394 257990 5734 0 2 0 syz-executor
73394 40347 5734 0 3 0x4000080 fsleep syz-executor
63216 146008 12182 0 2 0 syz-executor
63216 235442 12182 0 3 0x4000080 fsleep syz-executor
52705 511209 34266 0 2 0 syz-executor
52705 148699 34266 0 3 0x4000080 fsleep syz-executor
52705 362783 34266 0 3 0x4000080 fsleep syz-executor
58909 285625 96185 0 7 0 syz-executor
58909 264799 96185 0 3 0x4000080 sbwait syz-executor
58909 465146 96185 0 3 0x4000080 dtread syz-executor
58909 104394 96185 0 2 0x4000000 syz-executor
51720 337671 0 0 3 0x14280 nfsidl nfsio
3175 87353 0 0 3 0x14280 nfsidl nfsio
99891 108743 0 0 3 0x14280 nfsidl nfsio
46851 427185 0 0 3 0x14280 nfsidl nfsio
20017 476028 0 0 3 0x14280 nfsidl nfsio
51357 94180 0 0 3 0x14280 nfsidl nfsio
92529 71263 0 0 3 0x14280 nfsidl nfsio
67164 43167 0 0 3 0x14280 nfsidl nfsio
74913 354764 0 0 3 0x14280 nfsidl nfsio
82535 15900 0 0 3 0x14280 nfsidl nfsio
79484 156343 0 0 3 0x14280 nfsidl nfsio
64377 362255 0 0 3 0x14280 nfsidl nfsio
5460 243027 0 0 3 0x14280 nfsidl nfsio
87988 107821 0 0 3 0x14280 nfsidl nfsio
22637 191646 0 0 3 0x14280 nfsidl nfsio
94169 23262 0 0 3 0x14280 nfsidl nfsio
69469 342431 0 0 3 0x14280 nfsidl nfsio
31284 413638 0 0 3 0x14280 nfsidl nfsio
57387 29171 0 0 3 0x14280 nfsidl nfsio
94589 286029 0 0 3 0x14280 nfsidl nfsio
12182 8093 36943 0 3 0x82 nanoslp syz-executor
12846 89166 36943 0 3 0x82 nanoslp syz-executor
5734 100492 36943 0 3 0x82 nanoslp syz-executor
6997 10744 36943 0 3 0x82 nanoslp syz-executor
96185 459349 36943 0 3 0x82 nanoslp syz-executor
20021 487741 36943 0 3 0x82 nanoslp syz-executor
81770 472139 36943 0 3 0x82 nanoslp syz-executor
34266 446068 36943 0 3 0x82 nanoslp syz-executor
36943 463340 21554 0 3 0x82 kqread syz-executor
21554 382327 43419 0 3 0x10008a sigsusp ksh
43419 105796 42327 0 3 0x98 kqread sshd-session
42327 327256 35993 0 3 0x92 kqread sshd-session
34520 229493 1 0 3 0x100083 ttyin getty
35993 250703 1 0 3 0x88 kqread sshd
944 445355 44847 74 3 0x1100092 bpf pflogd
44847 231076 1 0 3 0x80 sbwait pflogd
82790 36013 25890 73 3 0x1100090 kqread syslogd
25890 424164 1 0 3 0x100082 sbwait syslogd
71712 287081 1 0 3 0x100080 kqread resolvd
65669 67688 21443 77 3 0x100092 kqread dhcpleased
99143 192308 21443 77 3 0x100092 kqread dhcpleased
21443 70350 1 0 3 0x80 kqread dhcpleased
63398 144517 0 0 3 0x14200 bored smr
50115 320211 0 0 2 0x14200 zerothread
49746 448998 0 0 3 0x14200 aiodoned aiodoned
84078 317466 0 0 3 0x14200 syncer update
24740 470510 0 0 3 0x14200 cleaner cleaner
50778 171949 0 0 3 0x14200 reaper reaper
39651 359936 0 0 3 0x14200 pgdaemon pagedaemon
61145 392809 0 0 3 0x14200 bored viomb
78847 322975 0 0 3 0x40014200 acpi0 acpi0
84216 407177 0 0 3 0x40014200 idle1
98760 224902 0 0 3 0x14200 bored softnet7
8627 433360 0 0 3 0x14200 bored softnet6
81702 277842 0 0 3 0x14200 bored softnet5
80799 76591 0 0 3 0x14200 bored softnet4
77952 344408 0 0 3 0x14200 bored softnet3
46935 303225 0 0 3 0x14200 bored softnet2
38709 10995 0 0 3 0x14200 bored softnet1
11967 477349 0 0 3 0x14200 bored softnet0
43009 90377 0 0 3 0x14200 bored systqmp
86477 358672 0 0 3 0x14200 bored systq
14250 206253 0 0 3 0x14200 tmoslp softclockmp
45794 261609 0 0 3 0x40014200 tmoslp softclock
38745 451482 0 0 3 0x40014200 idle0
1 383771 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{1}> show all locks
ddb{1}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 10233 11203K 11203K 166960K 11392 0
pcb 19 12K 12K 166960K 26 0
rtable 209 6K 6K 166960K 260 0
pf 34 17K 21K 166960K 51 0
ifaddr 43 7K 7K 166960K 46 0
ifgroup 55 2K 2K 166960K 60 0
sysctl 1 1K 9K 166960K 5 0
counters 68 36K 37K 166960K 70 0
ioctlops 0 0K 4K 166960K 1488 0
iov 0 0K 12K 166960K 4 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1342 84K 84K 166960K 1383 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 2 1K 1K 166960K 2 0
VM map 2 1K 1K 166960K 2 0
sem 3 1K 1K 166960K 5 0
dirhash 12 2K 2K 166960K 12 0
ACPI 1692 195K 286K 166960K 12470 0
file desc 18 65K 93K 166960K 175 0
proc 71 115K 180K 166960K 537 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 1 0K 0K 166960K 5 0
in_multi 99 7K 7K 166960K 100 0
ether_multi 1 0K 0K 166960K 1 0
mrt 1 0K 0K 166960K 2 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 151 678K 678K 166960K 151 0
exec 0 0K 1K 166960K 364 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 233 159K 167K 166960K 3247 0
UVM aobj 3 2K 2K 166960K 3 0
pinsyscall 43 86K 102K 166960K 1253 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 0 0K 0K 166960K 5 0
NDP 12 0K 1K 166960K 29 0
temp 35 8670K 8734K 166960K 4435 0
kqueue 13 20K 24K 166960K 27 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 39 0 36 1 0 1 1 0 8 0
rtentry 176 97 0 1 5 0 5 5 0 8 0
unpcb 144 47 0 26 1 0 1 1 0 8 0
syncache 336 3 0 3 1 0 1 1 0 8 1
tcpcb 736 42 0 5 4 0 4 4 0 8 0
arp 128 10 0 0 1 0 1 1 0 8 0
inpcb 328 130 0 84 5 0 5 5 0 8 1
nd6 144 18 0 0 1 0 1 1 0 8 0
kcovpl 48 8 0 0 1 0 1 1 0 8 0
pffrent 40 1 0 1 1 0 1 1 0 8 1
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 21 0 0 1 0 1 1 0 8 0
pfstkey 128 21 0 0 1 0 1 1 0 8 0
pfstate 384 21 0 0 3 0 3 3 0 8 0
pfrule 1344 21 0 16 2 1 1 2 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 440 0 0 28 0 28 28 0 8 0
art_table 40 441 0 0 5 0 5 5 0 8 0
art_node 32 97 0 11 1 0 1 1 0 8 0
semapl 112 1 0 0 1 0 1 1 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino2pl 256 1619 0 106 95 0 95 95 0 8 0
ffsino 296 1619 0 106 117 0 117 117 0 8 0
nchpl 144 1853 0 161 63 0 63 63 0 8 0
uvmvnodes 80 1722 0 0 36 0 36 36 0 8 0
vnodes 216 1722 0 0 96 0 96 96 0 8 0
namei 1024 5734 0 5734 2 0 2 2 0 8 2
percpumem 16 50 0 1 1 0 1 1 0 8 0
kstatmem 264 28 0 2 2 0 2 2 0 8 0
scxspl 216 6737 0 6737 3 2 1 2 1 8 1
plimitpl 152 67 0 48 1 0 1 1 0 8 0
sigapl 424 497 0 423 9 0 9 9 0 8 0
knotepl 120 65 0 0 2 0 2 2 0 8 0
kqueuepl 224 28 0 19 1 0 1 1 0 8 0
pipepl 344 103 0 76 3 0 3 3 0 8 0
fdescpl 528 455 0 423 3 0 3 3 0 8 0
filepl 160 1703 0 1411 13 0 13 13 0 8 0
lockfpl 104 17 0 14 1 0 1 1 0 8 0
lockfspl 48 10 0 7 1 0 1 1 0 8 0
sessionpl 144 22 0 13 1 0 1 1 0 8 0
pgrppl 48 31 0 14 1 0 1 1 0 8 0
ucredpl 104 159 0 146 1 0 1 1 0 8 0
zombiepl 144 425 0 423 1 0 1 1 0 8 0
processpl 1248 497 0 423 6 0 6 6 0 8 0
procpl 656 559 0 478 8 0 8 8 0 8 0
sockpl 752 216 0 146 8 0 8 8 0 8 1
mcl64k 65536 2 0 0 1 0 1 1 0 8 0
mcl9k 9216 1 0 0 1 0 1 1 0 8 0
mcl8k 8192 3 0 0 1 0 1 1 0 8 0
mcl4k 4096 125 0 0 16 0 16 16 0 8 0
mcl2k 2048 18 0 0 3 0 3 3 0 8 0
mtagpl 96 1 0 0 1 0 1 1 0 8 0
mbufpl 256 126 0 0 8 0 8 8 0 8 0
bufpl 280 2992 0 122 205 0 205 205 0 8 0
anonpl 32 3927 0 0 32 0 32 32 0 246 0
amapchunkpl 152 9320 0 8829 24 3 21 21 0 158 0
amappl16 200 1808 0 1788 5 2 3 5 0 8 1
amappl15 192 4 0 4 1 1 0 1 0 8 0
amappl14 184 109 0 97 1 0 1 1 0 8 0
amappl13 176 4 0 4 1 1 0 1 0 8 0
amappl12 168 1092 0 1061 4 1 3 3 0 8 0
amappl11 160 51 0 37 1 0 1 1 0 8 0
amappl10 152 4 0 4 1 1 0 1 0 8 0
amappl9 144 244 0 244 1 1 0 1 0 8 0
amappl8 136 21 0 19 1 0 1 1 0 8 0
amappl7 128 113 0 101 1 0 1 1 0 8 0
amappl6 120 215 0 212 1 0 1 1 0 8 0
amappl5 112 125 0 115 1 0 1 1 0 8 0
amappl4 104 304 0 283 1 0 1 1 0 8 0
amappl3 96 1472 0 1363 3 0 3 3 0 8 0
amappl2 88 625 0 564 2 0 2 2 0 8 0
amappl1 80 8275 0 7674 14 0 14 14 0 8 0
amappl 88 2571 0 2410 4 0 4 4 0 92 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 2 0 0 1 0 1 1 0 8 0
uaddrrnd 24 455 0 423 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 455 0 423 1 0 1 1 0 8 0
vmmpekpl 168 5290 0 5257 2 0 2 2 0 8 0
vmmpepl 168 35276 0 33300 88 0 88 88 0 357 0
vmsppl 488 454 0 423 5 0 5 5 0 8 0
rwobjpl 80 14261 0 11627 55 0 55 55 0 8 1
pdppl 4096 917 0 846 99 26 73 85 0 8 2
pvpl 32 9975 0 0 81 0 81 81 0 265 0
pmappl 256 454 0 423 3 0 3 3 0 8 0
extentpl 40 45 0 27 1 0 1 1 0 8 0
phpool 112 268 0 28 7 0 7 7 0 8 0
ddb{1}> machine ddbcpu 0
Stopped at x86_ipi_db+0x27: addq $0x8,%rsp
x86_ipi_db(ffffffff83805ff0) 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
end of kernel
end trace frame: 0x7e477b0402e0, count: 12
ddb{0}> trace
x86_ipi_db(ffffffff83805ff0) 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
end of kernel
end trace frame: 0x7e477b0402e0, count: -3
ddb{0}> machine ddbcpu 1
Stopped at witness_checkorder+0xa9: movl 0x20(%r14),%r15d
witness_checkorder(28,9,0) at witness_checkorder+0xa9 sys/kern/subr_witness.c:779
mtx_enter(18) at mtx_enter+0x4a sys/kern/kern_lock.c:260
clockintr_unbind(ffff80000149e030,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375
dt_ioctl_record_stop(ffff800001485000) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:576
dtclose(21e5f,3,2000,ffff80003a430d08) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(21e5f,3,2000,ffff80003a430d08) at dtclose+0x105 sys/dev/dt/dt_dev.c:232
spec_close(ffff80003a428c50) at spec_close+0x45f sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd805f7230f8,3,fffffd80097fb478,ffff80003a430d08) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156
vn_closefile(fffffd806b8eb240,ffff80003a430d08) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd806b8eb240,ffff80003a430d08) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615
fdrop(fffffd806b8eb240,ffff80003a430d08) at fdrop+0x126 sys/kern/kern_descrip.c:1267
closef(fffffd806b8eb240,ffff80003a430d08) at closef+0x192 sys/kern/kern_descrip.c:1251
fdfree(ffff80003a430d08) at fdfree+0x116 sys/kern/kern_descrip.c:1182
exit1(ffff80003a430d08,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215
sys_exit(ffff80003a430d08,ffff80003a428fc0,ffff80003a428f10) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80003a428fc0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003a428fc0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:748
end trace frame: 0xffff80003a429040, count: 0
ddb{1}> trace
witness_checkorder(28,9,0) at witness_checkorder+0xa9 sys/kern/subr_witness.c:779
mtx_enter(18) at mtx_enter+0x4a sys/kern/kern_lock.c:260
clockintr_unbind(ffff80000149e030,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375
dt_ioctl_record_stop(ffff800001485000) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:576
dtclose(21e5f,3,2000,ffff80003a430d08) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(21e5f,3,2000,ffff80003a430d08) at dtclose+0x105 sys/dev/dt/dt_dev.c:232
spec_close(ffff80003a428c50) at spec_close+0x45f sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd805f7230f8,3,fffffd80097fb478,ffff80003a430d08) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156
vn_closefile(fffffd806b8eb240,ffff80003a430d08) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd806b8eb240,ffff80003a430d08) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615
fdrop(fffffd806b8eb240,ffff80003a430d08) at fdrop+0x126 sys/kern/kern_descrip.c:1267
closef(fffffd806b8eb240,ffff80003a430d08) at closef+0x192 sys/kern/kern_descrip.c:1251
fdfree(ffff80003a430d08) at fdfree+0x116 sys/kern/kern_descrip.c:1182
exit1(ffff80003a430d08,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215
sys_exit(ffff80003a430d08,ffff80003a428fc0,ffff80003a428f10) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80003a428fc0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003a428fc0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:748
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x77a434fd59c0, count: -15