uvm_fault: rtable_match
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syzbot
Jul 18, 2026, 11:25:27 AM (10 days ago) Jul 18
to syzkaller-o...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: bc321d44d2f5 Alberta moved to permanent -06 on 2026-06-18,..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=11747cb9580000
kernel config: https://syzkaller.appspot.com/x/.config?x=1bc15e68cd2a49e5
dashboard link: https://syzkaller.appspot.com/bug?extid=3f3420385e3db213765f
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/e6b62f9e1b18/disk-bc321d44.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/30fae1df3aca/bsd-bc321d44.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/8c9ee2a686fe/kernel-bc321d44.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+3f3420...@syzkaller.appspotmail.com
uvm_fault(0xfffff3000dfa1a28, 0x6a5b9ab3, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at rtable_match+0xcb: movq 0(%rax,%rcx,8),%r15
TID PID UID PRFLAGS PFLAGS CPU COMMAND
rtable_match(0,ffff80002f0ab6b0,0) at rtable_match+0xcb rtable_get sys/net/rtable.c:260 [inline]
rtable_match(0,ffff80002f0ab6b0,0) at rtable_match+0xcb sys/net/rtable.c:492
rt_match(ffff80002f0ab6b0,0,0,0) at rt_match+0x51 sys/net/route.c:-1
in6_ifdetach(ffff800001600800) at in6_ifdetach+0x168 sys/netinet6/in6_ifattach.c:427
if_detach(ffff800001600800) at if_detach+0x333 sys/net/if.c:1314
pppacclose(637e,2,2000,ffff80002a77da08) at pppacclose+0x118 sys/net/if_pppx.c:1329
spec_close(ffff80002f0ab840) at spec_close+0x417 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffff300700dc980,2,fffff30007ffd270,ffff80002a77da08) at VOP_CLOSE+0x129 sys/kern/vfs_vops.c:156
vn_closefile(fffff3006fd10530,ffff80002a77da08) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:298 [inline]
vn_closefile(fffff3006fd10530,ffff80002a77da08) at vn_closefile+0x11d sys/kern/vfs_vnops.c:621
fdrop(fffff3006fd10530,ffff80002a77da08) at fdrop+0x121 sys/kern/kern_descrip.c:1281
closef(fffff3006fd10530,ffff80002a77da08) at closef+0x190 sys/kern/kern_descrip.c:1265
fdfree(ffff80002a77da08) at fdfree+0x115 sys/kern/kern_descrip.c:1196
exit1(ffff80002a77da08,0,0,1) at exit1+0x595 sys/kern/kern_exit.c:215
sys_exit(ffff80002a77da08,ffff80002f0abba0,ffff80002f0abaf0) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80002f0abba0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80002f0abba0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
end trace frame: 0xffff80002f0abc20, 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>
ddb> set $lines = 0
ddb> set $maxwidth = 0
ddb> show panic
*cpu0: uvm_fault(0xfffff3000dfa1a28, 0x6a5b9ab3, 0, 1) -> e
ddb> show kasan
No such command
ddb> trace
rtable_match(0,ffff80002f0ab6b0,0) at rtable_match+0xcb rtable_get sys/net/rtable.c:260 [inline]
rtable_match(0,ffff80002f0ab6b0,0) at rtable_match+0xcb sys/net/rtable.c:492
rt_match(ffff80002f0ab6b0,0,0,0) at rt_match+0x51 sys/net/route.c:-1
in6_ifdetach(ffff800001600800) at in6_ifdetach+0x168 sys/netinet6/in6_ifattach.c:427
if_detach(ffff800001600800) at if_detach+0x333 sys/net/if.c:1314
pppacclose(637e,2,2000,ffff80002a77da08) at pppacclose+0x118 sys/net/if_pppx.c:1329
spec_close(ffff80002f0ab840) at spec_close+0x417 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffff300700dc980,2,fffff30007ffd270,ffff80002a77da08) at VOP_CLOSE+0x129 sys/kern/vfs_vops.c:156
vn_closefile(fffff3006fd10530,ffff80002a77da08) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:298 [inline]
vn_closefile(fffff3006fd10530,ffff80002a77da08) at vn_closefile+0x11d sys/kern/vfs_vnops.c:621
fdrop(fffff3006fd10530,ffff80002a77da08) at fdrop+0x121 sys/kern/kern_descrip.c:1281
closef(fffff3006fd10530,ffff80002a77da08) at closef+0x190 sys/kern/kern_descrip.c:1265
fdfree(ffff80002a77da08) at fdfree+0x115 sys/kern/kern_descrip.c:1196
exit1(ffff80002a77da08,0,0,1) at exit1+0x595 sys/kern/kern_exit.c:215
sys_exit(ffff80002a77da08,ffff80002f0abba0,ffff80002f0abaf0) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80002f0abba0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80002f0abba0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x74f70febd420, count: -15
ddb> show registers
rdi 0x2
rsi 0
rbp 0xffff80002f0ab590
rbx 0
rdx 0
rcx 0
rax 0x6a5b9ab3
r8 0xffffffffffffffff
r9 0
r10 0x5d51e4d54f390ba0
r11 0x42c06f0c31834dc1
r12 0xffff80002f0ab6b0
r13 0x2
r14 0
r15 0xffff800000c57ef0
rip 0xffffffff830fdedb rtable_match+0xcb
cs 0x8
rflags 0x10202 __ALIGN_SIZE+0xf202
rsp 0xffff80002f0ab530
ss 0x10
rtable_match+0xcb: movq 0(%rax,%rcx,8),%r15
ddb> show proc
PROC (syz-executor) tid=392240 pid=59082 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=0xffff80002a77da08 scnt=-1 ecnt=1
forw=0xffffffffffffffff, list=0xffff80003c8f7cb0,0xffff80003c8fb4f0
process=0xffff800045ff9698 user=0xffff80002f0a6000, vmspace=0xfffff3000dfa1a28
estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=0, intr=0
ddb> ps
PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND
61234 237340 46193 0 2 0 0 syz-executor
61234 109599 46193 0 2 0 0x4000000 syz-executor
9434 297067 9315 0 3 0 0x80 nanoslp syz-executor
9434 288402 9315 0 3 0 0x4000080 sbwait syz-executor
28483 369272 42508 0 3 0 0x80 nanoslp syz-executor
28483 326567 42508 0 3 0 0x4000080 kqread syz-executor
28483 321324 42508 0 3 0 0x4000080 fsleep syz-executor
15962 272789 0 0 3 0x14000 0x200 acct acct
94685 184493 98570 0 3 0 0x80 nanoslp syz-executor
94685 348389 98570 0 3 0 0x4000088 kqsel syz-executor
94685 118461 98570 0 3 0 0x4000080 fsleep syz-executor
21578 17583 30631 0 3 0x10 0x80 nanoslp syz-executor
21578 476473 30631 0 3 0x10 0x4000080 kqsel syz-executor
32536 141036 40767 0 3 0 0x80 nanoslp syz-executor
32536 198076 40767 0 3 0 0x4000080 ttyin syz-executor
32536 2131 40767 0 3 0 0x4000080 fsleep syz-executor
85257 245520 99824 0 3 0 0x80 nanoslp syz-executor
85257 273884 99824 0 3 0 0x4000080 kqread syz-executor
85257 358743 99824 0 3 0 0x4000080 fsleep syz-executor
85257 516495 99824 0 3 0 0x4000080 fsleep syz-executor
67359 305933 0 0 3 0x14000 0x280 nfsidl nfsio
60001 328894 0 0 3 0x14000 0x280 nfsidl nfsio
2916 497721 0 0 3 0x14000 0x280 nfsidl nfsio
80822 242416 0 0 3 0x14000 0x280 nfsidl nfsio
83010 344294 0 0 3 0x14000 0x280 nfsidl nfsio
97301 309497 0 0 3 0x14000 0x280 nfsidl nfsio
75451 456659 0 0 3 0x14000 0x280 nfsidl nfsio
95305 74040 0 0 3 0x14000 0x280 nfsidl nfsio
1745 412951 0 0 3 0x14000 0x280 nfsidl nfsio
62852 355215 0 0 3 0x14000 0x280 nfsidl nfsio
67878 309966 0 0 3 0x14000 0x280 nfsidl nfsio
182 267935 0 0 3 0x14000 0x280 nfsidl nfsio
33196 473894 0 0 3 0x14000 0x280 nfsidl nfsio
62716 313325 0 0 3 0x14000 0x280 nfsidl nfsio
37419 469785 0 0 3 0x14000 0x280 nfsidl nfsio
83791 421942 0 0 3 0x14000 0x280 nfsidl nfsio
18321 49893 0 0 3 0x14000 0x280 nfsidl nfsio
46361 521025 0 0 3 0x14000 0x280 nfsidl nfsio
90452 421921 0 0 3 0x14000 0x280 nfsidl nfsio
21041 69169 0 0 3 0x14000 0x280 nfsidl nfsio
27561 485052 1 0 3 0x100003 0x80 ttyin getty
30631 432629 19362 0 3 0x2 0x80 nanoslp syz-executor
75990 14268 19362 0 3 0x2 0x80 nanoslp syz-executor
42508 141692 19362 0 3 0x2 0x80 nanoslp syz-executor
40767 459584 19362 0 3 0x2 0x80 nanoslp syz-executor
46193 455531 19362 0 3 0x2 0x80 nanoslp syz-executor
9315 489622 19362 0 3 0x2 0x80 nanoslp syz-executor
99824 404177 19362 0 3 0x2 0x80 nanoslp syz-executor
98570 127633 19362 0 3 0x2 0x80 nanoslp syz-executor
19362 321154 1 0 3 0x2 0x80 kqread syz-executor
57430 6547 1 73 3 0x1100010 0x80 kqread syslogd
68600 395944 0 0 3 0x14000 0x200 bored smr
76347 231447 0 0 2 0x14000 0x200 zerothread
17647 125260 0 0 3 0x14000 0x200 aiodoned aiodoned
30831 415366 0 0 3 0x14000 0x200 syncer update
75467 487565 0 0 3 0x14000 0x200 cleaner cleaner
72006 422517 0 0 3 0x14000 0x200 reaper reaper
33107 351773 0 0 3 0x14000 0x200 pgdaemon pagedaemon
69948 306980 0 0 3 0x14000 0x200 bored viomb
48297 468683 0 0 3 0x14000 0x40000200 acpi0 acpi0
90366 107950 0 0 3 0x14000 0x200 bored softnet0
4847 426984 0 0 3 0x14000 0x200 smrbar systqmp
76399 338983 0 0 3 0x14000 0x200 bored systq
58490 216983 0 0 3 0x14000 0x40000200 tmoslp softclock
38336 343043 0 0 3 0x14000 0x40000200 idle0
1 236816 0 0 3 0x2 0x80 wait init
0 0 -1 0 3 0x10010000 0x200 scheduler swapper
ddb> show all locks
No such command
ddb> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 11032 12107K 12361K 166960K 12403 0
pcb 19 16K 21K 166960K 213 0
rtable 251 7K 7K 166960K 400 0
pf 36 14K 20K 166960K 115 0
ifaddr 44 7K 8K 166960K 56 0
ifgroup 54 2K 2K 166960K 77 0
sysctl 3 1K 9K 166960K 13 0
counters 35 18K 18K 166960K 43 0
ioctlops 0 0K 4K 166960K 85 0
iov 0 0K 12K 166960K 44 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1317 83K 83K 166960K 1632 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 3 5K 9K 166960K 9 0
VM map 2 1K 1K 166960K 2 0
sem 12 0K 0K 166960K 214 0
dirhash 12 2K 2K 166960K 15 0
ACPI 1734 201K 291K 166960K 11964 0
file desc 18 65K 240K 166960K 503 0
sigio 0 0K 0K 166960K 9 0
proc 20 25K 100K 166960K 561 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 32 0
in_multi 99 7K 7K 166960K 108 0
ether_multi 1 0K 0K 166960K 2 0
mrt 0 0K 0K 166960K 8 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 67 307K 307K 166960K 67 0
exec 0 0K 1K 166960K 397 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 161 100K 173K 166960K 5998 0
UVM aobj 17 2K 4K 166960K 18 0
pinsyscall 22 44K 92K 166960K 1574 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 0 0K 0K 166960K 17 0
NDP 13 0K 2K 166960K 35 0
temp 46 9112K 9159K 166960K 15779 0
kqueue 5 7K 26K 166960K 75 0
SYN cache 2 16K 24K 166960K 3 0
ddb> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
rtpcb 120 97 0 97 2 0 2 2 0 8 2
rtentry 136 122 0 9 4 0 4 4 0 8 0
unpcb 144 257 0 253 3 0 3 3 0 8 2
syncache 336 6 0 6 1 0 1 1 0 8 1
tcpcb 736 96 0 95 1 0 1 1 0 8 0
arp 96 20 0 2 1 0 1 1 0 8 0
ipq 40 2 0 0 1 0 1 1 0 8 0
ipqe 40 4 0 2 1 0 1 1 0 8 0
inpcb 328 493 0 489 12 3 9 12 0 8 8
ip6q 72 1 0 0 1 0 1 1 0 8 0
ip6af 40 1 0 0 1 0 1 1 0 8 0
nd6 112 27 0 0 1 0 1 1 0 8 0
pkpcb 40 6 0 6 1 0 1 1 0 8 1
kcovpl 48 8 0 0 1 0 1 1 0 8 0
ppxss 1072 6 0 4 1 0 1 1 0 8 0
pppxif 1416 2 0 2 1 0 1 1 0 8 1
pfstscr 40 4 0 2 1 0 1 1 0 8 0
pffrag 232 1 0 0 1 0 1 1 0 482 0
pffrnode 88 1 0 0 1 0 1 1 0 8 0
pffrent 40 1 0 0 1 0 1 1 0 8 0
pfanchor 1288 5 0 0 1 0 1 1 0 8 0
pftag 88 2 0 0 1 0 1 1 0 8 0
pfqueue 320 1 0 0 1 0 1 1 0 8 0
pfstitem 24 2 0 0 1 0 1 1 0 8 0
pfstkey 128 4 0 2 1 0 1 1 0 8 0
pfstate 384 2 0 1 1 0 1 1 0 8 0
pfrule 1360 4 0 4 1 0 1 1 0 8 1
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 477 0 6 30 0 30 30 0 8 0
art_table 40 478 0 6 5 0 5 5 0 8 0
art_node 32 122 0 17 1 0 1 1 0 8 0
sysvmsgpl 40 3 0 2 1 0 1 1 0 8 0
semapl 72 210 0 200 1 0 1 1 0 8 0
shmpl 112 15 0 1 1 0 1 1 0 8 0
dirhash 1024 19 0 2 3 0 3 3 0 8 0
dino2pl 256 2227 0 769 93 0 93 93 0 8 0
ffsino 256 2227 0 769 93 0 93 93 0 8 0
nchpl 144 2947 0 1250 64 0 64 64 0 8 0
vnodes 216 2473 0 0 138 0 138 138 0 8 0
namei 1024 9088 0 9088 2 0 2 2 0 8 2
kstatmem 264 39 0 12 2 0 2 2 0 8 0
scsiplug 72 2 0 2 1 0 1 1 0 8 1
scxspl 216 12666 0 12666 3 0 3 3 1 8 3
plimitpl 152 119 0 105 1 0 1 1 0 8 0
sigapl 424 802 0 747 7 0 7 7 0 8 0
knotepl 120 14741 0 14715 8 0 8 8 0 8 6
kqueuepl 184 82 0 76 1 0 1 1 0 8 0
pipepl 304 141 0 114 3 0 3 3 0 8 0
fdescpl 448 767 0 746 5 0 5 5 0 8 1
filepl 120 3751 0 3568 10 0 10 10 0 8 3
lockfpl 104 227 0 224 1 0 1 1 0 8 0
lockfspl 48 74 0 72 1 0 1 1 0 8 0
sessionpl 144 39 0 35 1 0 1 1 0 8 0
pgrppl 48 51 0 39 1 0 1 1 0 8 0
ucredpl 104 405 0 398 1 0 1 1 0 8 0
zombiepl 144 748 0 747 1 0 1 1 0 8 0
processpl 1152 802 0 747 4 0 4 4 0 8 0
procpl 664 1308 0 1241 7 0 7 7 0 8 1
sockpl 552 868 0 859 10 1 9 10 0 8 8
mcl64k 65536 44 0 44 1 0 1 1 0 8 1
mcl16k 16384 3 0 3 1 0 1 1 0 8 1
mcl9k128 9344 2 0 2 1 0 1 1 0 8 1
mcl8k 8192 9 0 9 1 0 1 1 0 8 1
mcl4k 4096 3016 0 2967 14 0 14 14 0 8 7
mcl2k 2048 345 0 342 1 0 1 1 0 8 0
mextrefs 64 192 0 192 1 0 1 1 0 8 1
mtagpl 96 7 0 5 1 0 1 1 0 8 0
mbufpl 256 8121 0 7959 19 0 19 19 0 8 6
bufpl 272 4807 0 104 314 0 314 314 0 8 0
anonpl 24 135506 0 131496 50 0 50 50 0 187 14
amapchunkpl 152 25993 0 25458 34 0 34 34 0 158 12
amappl16 200 2424 0 2400 22 8 14 21 0 8 6
amappl15 192 3 0 3 1 0 1 1 0 8 1
amappl14 184 404 0 404 1 0 1 1 0 8 1
amappl13 176 145 0 143 1 0 1 1 0 8 0
amappl12 168 997 0 977 2 0 2 2 0 8 0
amappl11 160 11 0 11 1 0 1 1 0 8 1
amappl10 152 60 0 58 1 0 1 1 0 8 0
amappl9 144 270 0 269 1 0 1 1 0 8 0
amappl8 136 91 0 91 1 0 1 1 0 8 1
amappl7 128 158 0 154 1 0 1 1 0 8 0
amappl6 120 150 0 150 1 0 1 1 0 8 1
amappl5 112 89 0 87 1 0 1 1 0 8 0
amappl4 104 270 0 264 1 0 1 1 0 8 0
amappl3 96 3704 0 3615 3 0 3 3 0 8 0
amappl2 88 514 0 499 2 0 2 2 0 8 0
amappl1 80 11542 0 11380 13 0 13 13 0 8 6
amappl 88 5240 0 5101 4 0 4 4 0 92 0
uvmvnodes 80 110 0 0 3 0 3 3 0 8 0
dma4096 4096 1 0 1 1 0 1 1 0 8 1
dma1024 1024 1 0 0 1 0 1 1 0 8 0
dma256 256 6 0 6 1 0 1 1 0 8 1
dma128 128 253 0 253 1 0 1 1 0 8 1
dma64 64 6 0 6 1 0 1 1 0 8 1
dma32 32 7 0 7 1 0 1 1 0 8 1
dma16 16 18 0 17 1 0 1 1 0 8 0
aobjpl 72 17 0 1 1 0 1 1 0 8 0
uaddrrnd 24 767 0 746 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 767 0 746 1 0 1 1 0 8 0
vmmpekpl 168 7771 0 7744 2 0 2 2 0 8 0
vmmpepl 168 56276 0 55271 85 0 85 85 0 357 32
vmsppl 368 766 0 746 4 0 4 4 0 8 1
rwobjpl 40 18083 0 17573 11 0 11 11 0 8 0
pdppl 4096 1540 0 1492 98 50 48 80 0 8 0
pvpl 32 349684 0 342846 102 0 102 102 0 265 30
pmappl 216 766 0 746 3 0 3 3 0 8 0
extentpl 40 46 0 28 1 0 1 1 0 8 0
phpool 112 686 0 50 19 0 19 19 0 8 0
ddb> machine ddbcpu 0
No such command
ddb> trace
rtable_match(0,ffff80002f0ab6b0,0) at rtable_match+0xcb rtable_get sys/net/rtable.c:260 [inline]
rtable_match(0,ffff80002f0ab6b0,0) at rtable_match+0xcb sys/net/rtable.c:492
rt_match(ffff80002f0ab6b0,0,0,0) at rt_match+0x51 sys/net/route.c:-1
in6_ifdetach(ffff800001600800) at in6_ifdetach+0x168 sys/netinet6/in6_ifattach.c:427
if_detach(ffff800001600800) at if_detach+0x333 sys/net/if.c:1314
pppacclose(637e,2,2000,ffff80002a77da08) at pppacclose+0x118 sys/net/if_pppx.c:1329
spec_close(ffff80002f0ab840) at spec_close+0x417 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffff300700dc980,2,fffff30007ffd270,ffff80002a77da08) at VOP_CLOSE+0x129 sys/kern/vfs_vops.c:156
vn_closefile(fffff3006fd10530,ffff80002a77da08) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:298 [inline]
vn_closefile(fffff3006fd10530,ffff80002a77da08) at vn_closefile+0x11d sys/kern/vfs_vnops.c:621
fdrop(fffff3006fd10530,ffff80002a77da08) at fdrop+0x121 sys/kern/kern_descrip.c:1281
closef(fffff3006fd10530,ffff80002a77da08) at closef+0x190 sys/kern/kern_descrip.c:1265
fdfree(ffff80002a77da08) at fdfree+0x115 sys/kern/kern_descrip.c:1196
exit1(ffff80002a77da08,0,0,1) at exit1+0x595 sys/kern/kern_exit.c:215
sys_exit(ffff80002a77da08,ffff80002f0abba0,ffff80002f0abaf0) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80002f0abba0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80002f0abba0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x74f70febd420, count: -15
ddb> machine ddbcpu 1
No such command
ddb>
---
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syzbot found the following issue on:
HEAD commit: bc321d44d2f5 Alberta moved to permanent -06 on 2026-06-18,..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=11747cb9580000
kernel config: https://syzkaller.appspot.com/x/.config?x=1bc15e68cd2a49e5
dashboard link: https://syzkaller.appspot.com/bug?extid=3f3420385e3db213765f
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/e6b62f9e1b18/disk-bc321d44.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/30fae1df3aca/bsd-bc321d44.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/8c9ee2a686fe/kernel-bc321d44.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+3f3420...@syzkaller.appspotmail.com
uvm_fault(0xfffff3000dfa1a28, 0x6a5b9ab3, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at rtable_match+0xcb: movq 0(%rax,%rcx,8),%r15
TID PID UID PRFLAGS PFLAGS CPU COMMAND
rtable_match(0,ffff80002f0ab6b0,0) at rtable_match+0xcb rtable_get sys/net/rtable.c:260 [inline]
rtable_match(0,ffff80002f0ab6b0,0) at rtable_match+0xcb sys/net/rtable.c:492
rt_match(ffff80002f0ab6b0,0,0,0) at rt_match+0x51 sys/net/route.c:-1
in6_ifdetach(ffff800001600800) at in6_ifdetach+0x168 sys/netinet6/in6_ifattach.c:427
if_detach(ffff800001600800) at if_detach+0x333 sys/net/if.c:1314
pppacclose(637e,2,2000,ffff80002a77da08) at pppacclose+0x118 sys/net/if_pppx.c:1329
spec_close(ffff80002f0ab840) at spec_close+0x417 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffff300700dc980,2,fffff30007ffd270,ffff80002a77da08) at VOP_CLOSE+0x129 sys/kern/vfs_vops.c:156
vn_closefile(fffff3006fd10530,ffff80002a77da08) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:298 [inline]
vn_closefile(fffff3006fd10530,ffff80002a77da08) at vn_closefile+0x11d sys/kern/vfs_vnops.c:621
fdrop(fffff3006fd10530,ffff80002a77da08) at fdrop+0x121 sys/kern/kern_descrip.c:1281
closef(fffff3006fd10530,ffff80002a77da08) at closef+0x190 sys/kern/kern_descrip.c:1265
fdfree(ffff80002a77da08) at fdfree+0x115 sys/kern/kern_descrip.c:1196
exit1(ffff80002a77da08,0,0,1) at exit1+0x595 sys/kern/kern_exit.c:215
sys_exit(ffff80002a77da08,ffff80002f0abba0,ffff80002f0abaf0) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80002f0abba0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80002f0abba0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
end trace frame: 0xffff80002f0abc20, 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>
ddb> set $lines = 0
ddb> set $maxwidth = 0
ddb> show panic
*cpu0: uvm_fault(0xfffff3000dfa1a28, 0x6a5b9ab3, 0, 1) -> e
ddb> show kasan
No such command
ddb> trace
rtable_match(0,ffff80002f0ab6b0,0) at rtable_match+0xcb rtable_get sys/net/rtable.c:260 [inline]
rtable_match(0,ffff80002f0ab6b0,0) at rtable_match+0xcb sys/net/rtable.c:492
rt_match(ffff80002f0ab6b0,0,0,0) at rt_match+0x51 sys/net/route.c:-1
in6_ifdetach(ffff800001600800) at in6_ifdetach+0x168 sys/netinet6/in6_ifattach.c:427
if_detach(ffff800001600800) at if_detach+0x333 sys/net/if.c:1314
pppacclose(637e,2,2000,ffff80002a77da08) at pppacclose+0x118 sys/net/if_pppx.c:1329
spec_close(ffff80002f0ab840) at spec_close+0x417 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffff300700dc980,2,fffff30007ffd270,ffff80002a77da08) at VOP_CLOSE+0x129 sys/kern/vfs_vops.c:156
vn_closefile(fffff3006fd10530,ffff80002a77da08) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:298 [inline]
vn_closefile(fffff3006fd10530,ffff80002a77da08) at vn_closefile+0x11d sys/kern/vfs_vnops.c:621
fdrop(fffff3006fd10530,ffff80002a77da08) at fdrop+0x121 sys/kern/kern_descrip.c:1281
closef(fffff3006fd10530,ffff80002a77da08) at closef+0x190 sys/kern/kern_descrip.c:1265
fdfree(ffff80002a77da08) at fdfree+0x115 sys/kern/kern_descrip.c:1196
exit1(ffff80002a77da08,0,0,1) at exit1+0x595 sys/kern/kern_exit.c:215
sys_exit(ffff80002a77da08,ffff80002f0abba0,ffff80002f0abaf0) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80002f0abba0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80002f0abba0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x74f70febd420, count: -15
ddb> show registers
rdi 0x2
rsi 0
rbp 0xffff80002f0ab590
rbx 0
rdx 0
rcx 0
rax 0x6a5b9ab3
r8 0xffffffffffffffff
r9 0
r10 0x5d51e4d54f390ba0
r11 0x42c06f0c31834dc1
r12 0xffff80002f0ab6b0
r13 0x2
r14 0
r15 0xffff800000c57ef0
rip 0xffffffff830fdedb rtable_match+0xcb
cs 0x8
rflags 0x10202 __ALIGN_SIZE+0xf202
rsp 0xffff80002f0ab530
ss 0x10
rtable_match+0xcb: movq 0(%rax,%rcx,8),%r15
ddb> show proc
PROC (syz-executor) tid=392240 pid=59082 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=0xffff80002a77da08 scnt=-1 ecnt=1
forw=0xffffffffffffffff, list=0xffff80003c8f7cb0,0xffff80003c8fb4f0
process=0xffff800045ff9698 user=0xffff80002f0a6000, vmspace=0xfffff3000dfa1a28
estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=0, intr=0
ddb> ps
PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND
61234 237340 46193 0 2 0 0 syz-executor
61234 109599 46193 0 2 0 0x4000000 syz-executor
9434 297067 9315 0 3 0 0x80 nanoslp syz-executor
9434 288402 9315 0 3 0 0x4000080 sbwait syz-executor
28483 369272 42508 0 3 0 0x80 nanoslp syz-executor
28483 326567 42508 0 3 0 0x4000080 kqread syz-executor
28483 321324 42508 0 3 0 0x4000080 fsleep syz-executor
15962 272789 0 0 3 0x14000 0x200 acct acct
94685 184493 98570 0 3 0 0x80 nanoslp syz-executor
94685 348389 98570 0 3 0 0x4000088 kqsel syz-executor
94685 118461 98570 0 3 0 0x4000080 fsleep syz-executor
21578 17583 30631 0 3 0x10 0x80 nanoslp syz-executor
21578 476473 30631 0 3 0x10 0x4000080 kqsel syz-executor
32536 141036 40767 0 3 0 0x80 nanoslp syz-executor
32536 198076 40767 0 3 0 0x4000080 ttyin syz-executor
32536 2131 40767 0 3 0 0x4000080 fsleep syz-executor
85257 245520 99824 0 3 0 0x80 nanoslp syz-executor
85257 273884 99824 0 3 0 0x4000080 kqread syz-executor
85257 358743 99824 0 3 0 0x4000080 fsleep syz-executor
85257 516495 99824 0 3 0 0x4000080 fsleep syz-executor
67359 305933 0 0 3 0x14000 0x280 nfsidl nfsio
60001 328894 0 0 3 0x14000 0x280 nfsidl nfsio
2916 497721 0 0 3 0x14000 0x280 nfsidl nfsio
80822 242416 0 0 3 0x14000 0x280 nfsidl nfsio
83010 344294 0 0 3 0x14000 0x280 nfsidl nfsio
97301 309497 0 0 3 0x14000 0x280 nfsidl nfsio
75451 456659 0 0 3 0x14000 0x280 nfsidl nfsio
95305 74040 0 0 3 0x14000 0x280 nfsidl nfsio
1745 412951 0 0 3 0x14000 0x280 nfsidl nfsio
62852 355215 0 0 3 0x14000 0x280 nfsidl nfsio
67878 309966 0 0 3 0x14000 0x280 nfsidl nfsio
182 267935 0 0 3 0x14000 0x280 nfsidl nfsio
33196 473894 0 0 3 0x14000 0x280 nfsidl nfsio
62716 313325 0 0 3 0x14000 0x280 nfsidl nfsio
37419 469785 0 0 3 0x14000 0x280 nfsidl nfsio
83791 421942 0 0 3 0x14000 0x280 nfsidl nfsio
18321 49893 0 0 3 0x14000 0x280 nfsidl nfsio
46361 521025 0 0 3 0x14000 0x280 nfsidl nfsio
90452 421921 0 0 3 0x14000 0x280 nfsidl nfsio
21041 69169 0 0 3 0x14000 0x280 nfsidl nfsio
27561 485052 1 0 3 0x100003 0x80 ttyin getty
30631 432629 19362 0 3 0x2 0x80 nanoslp syz-executor
75990 14268 19362 0 3 0x2 0x80 nanoslp syz-executor
42508 141692 19362 0 3 0x2 0x80 nanoslp syz-executor
40767 459584 19362 0 3 0x2 0x80 nanoslp syz-executor
46193 455531 19362 0 3 0x2 0x80 nanoslp syz-executor
9315 489622 19362 0 3 0x2 0x80 nanoslp syz-executor
99824 404177 19362 0 3 0x2 0x80 nanoslp syz-executor
98570 127633 19362 0 3 0x2 0x80 nanoslp syz-executor
19362 321154 1 0 3 0x2 0x80 kqread syz-executor
57430 6547 1 73 3 0x1100010 0x80 kqread syslogd
68600 395944 0 0 3 0x14000 0x200 bored smr
76347 231447 0 0 2 0x14000 0x200 zerothread
17647 125260 0 0 3 0x14000 0x200 aiodoned aiodoned
30831 415366 0 0 3 0x14000 0x200 syncer update
75467 487565 0 0 3 0x14000 0x200 cleaner cleaner
72006 422517 0 0 3 0x14000 0x200 reaper reaper
33107 351773 0 0 3 0x14000 0x200 pgdaemon pagedaemon
69948 306980 0 0 3 0x14000 0x200 bored viomb
48297 468683 0 0 3 0x14000 0x40000200 acpi0 acpi0
90366 107950 0 0 3 0x14000 0x200 bored softnet0
4847 426984 0 0 3 0x14000 0x200 smrbar systqmp
76399 338983 0 0 3 0x14000 0x200 bored systq
58490 216983 0 0 3 0x14000 0x40000200 tmoslp softclock
38336 343043 0 0 3 0x14000 0x40000200 idle0
1 236816 0 0 3 0x2 0x80 wait init
0 0 -1 0 3 0x10010000 0x200 scheduler swapper
ddb> show all locks
No such command
ddb> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 11032 12107K 12361K 166960K 12403 0
pcb 19 16K 21K 166960K 213 0
rtable 251 7K 7K 166960K 400 0
pf 36 14K 20K 166960K 115 0
ifaddr 44 7K 8K 166960K 56 0
ifgroup 54 2K 2K 166960K 77 0
sysctl 3 1K 9K 166960K 13 0
counters 35 18K 18K 166960K 43 0
ioctlops 0 0K 4K 166960K 85 0
iov 0 0K 12K 166960K 44 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1317 83K 83K 166960K 1632 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 3 5K 9K 166960K 9 0
VM map 2 1K 1K 166960K 2 0
sem 12 0K 0K 166960K 214 0
dirhash 12 2K 2K 166960K 15 0
ACPI 1734 201K 291K 166960K 11964 0
file desc 18 65K 240K 166960K 503 0
sigio 0 0K 0K 166960K 9 0
proc 20 25K 100K 166960K 561 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 32 0
in_multi 99 7K 7K 166960K 108 0
ether_multi 1 0K 0K 166960K 2 0
mrt 0 0K 0K 166960K 8 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 67 307K 307K 166960K 67 0
exec 0 0K 1K 166960K 397 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 161 100K 173K 166960K 5998 0
UVM aobj 17 2K 4K 166960K 18 0
pinsyscall 22 44K 92K 166960K 1574 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 0 0K 0K 166960K 17 0
NDP 13 0K 2K 166960K 35 0
temp 46 9112K 9159K 166960K 15779 0
kqueue 5 7K 26K 166960K 75 0
SYN cache 2 16K 24K 166960K 3 0
ddb> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
rtpcb 120 97 0 97 2 0 2 2 0 8 2
rtentry 136 122 0 9 4 0 4 4 0 8 0
unpcb 144 257 0 253 3 0 3 3 0 8 2
syncache 336 6 0 6 1 0 1 1 0 8 1
tcpcb 736 96 0 95 1 0 1 1 0 8 0
arp 96 20 0 2 1 0 1 1 0 8 0
ipq 40 2 0 0 1 0 1 1 0 8 0
ipqe 40 4 0 2 1 0 1 1 0 8 0
inpcb 328 493 0 489 12 3 9 12 0 8 8
ip6q 72 1 0 0 1 0 1 1 0 8 0
ip6af 40 1 0 0 1 0 1 1 0 8 0
nd6 112 27 0 0 1 0 1 1 0 8 0
pkpcb 40 6 0 6 1 0 1 1 0 8 1
kcovpl 48 8 0 0 1 0 1 1 0 8 0
ppxss 1072 6 0 4 1 0 1 1 0 8 0
pppxif 1416 2 0 2 1 0 1 1 0 8 1
pfstscr 40 4 0 2 1 0 1 1 0 8 0
pffrag 232 1 0 0 1 0 1 1 0 482 0
pffrnode 88 1 0 0 1 0 1 1 0 8 0
pffrent 40 1 0 0 1 0 1 1 0 8 0
pfanchor 1288 5 0 0 1 0 1 1 0 8 0
pftag 88 2 0 0 1 0 1 1 0 8 0
pfqueue 320 1 0 0 1 0 1 1 0 8 0
pfstitem 24 2 0 0 1 0 1 1 0 8 0
pfstkey 128 4 0 2 1 0 1 1 0 8 0
pfstate 384 2 0 1 1 0 1 1 0 8 0
pfrule 1360 4 0 4 1 0 1 1 0 8 1
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 477 0 6 30 0 30 30 0 8 0
art_table 40 478 0 6 5 0 5 5 0 8 0
art_node 32 122 0 17 1 0 1 1 0 8 0
sysvmsgpl 40 3 0 2 1 0 1 1 0 8 0
semapl 72 210 0 200 1 0 1 1 0 8 0
shmpl 112 15 0 1 1 0 1 1 0 8 0
dirhash 1024 19 0 2 3 0 3 3 0 8 0
dino2pl 256 2227 0 769 93 0 93 93 0 8 0
ffsino 256 2227 0 769 93 0 93 93 0 8 0
nchpl 144 2947 0 1250 64 0 64 64 0 8 0
vnodes 216 2473 0 0 138 0 138 138 0 8 0
namei 1024 9088 0 9088 2 0 2 2 0 8 2
kstatmem 264 39 0 12 2 0 2 2 0 8 0
scsiplug 72 2 0 2 1 0 1 1 0 8 1
scxspl 216 12666 0 12666 3 0 3 3 1 8 3
plimitpl 152 119 0 105 1 0 1 1 0 8 0
sigapl 424 802 0 747 7 0 7 7 0 8 0
knotepl 120 14741 0 14715 8 0 8 8 0 8 6
kqueuepl 184 82 0 76 1 0 1 1 0 8 0
pipepl 304 141 0 114 3 0 3 3 0 8 0
fdescpl 448 767 0 746 5 0 5 5 0 8 1
filepl 120 3751 0 3568 10 0 10 10 0 8 3
lockfpl 104 227 0 224 1 0 1 1 0 8 0
lockfspl 48 74 0 72 1 0 1 1 0 8 0
sessionpl 144 39 0 35 1 0 1 1 0 8 0
pgrppl 48 51 0 39 1 0 1 1 0 8 0
ucredpl 104 405 0 398 1 0 1 1 0 8 0
zombiepl 144 748 0 747 1 0 1 1 0 8 0
processpl 1152 802 0 747 4 0 4 4 0 8 0
procpl 664 1308 0 1241 7 0 7 7 0 8 1
sockpl 552 868 0 859 10 1 9 10 0 8 8
mcl64k 65536 44 0 44 1 0 1 1 0 8 1
mcl16k 16384 3 0 3 1 0 1 1 0 8 1
mcl9k128 9344 2 0 2 1 0 1 1 0 8 1
mcl8k 8192 9 0 9 1 0 1 1 0 8 1
mcl4k 4096 3016 0 2967 14 0 14 14 0 8 7
mcl2k 2048 345 0 342 1 0 1 1 0 8 0
mextrefs 64 192 0 192 1 0 1 1 0 8 1
mtagpl 96 7 0 5 1 0 1 1 0 8 0
mbufpl 256 8121 0 7959 19 0 19 19 0 8 6
bufpl 272 4807 0 104 314 0 314 314 0 8 0
anonpl 24 135506 0 131496 50 0 50 50 0 187 14
amapchunkpl 152 25993 0 25458 34 0 34 34 0 158 12
amappl16 200 2424 0 2400 22 8 14 21 0 8 6
amappl15 192 3 0 3 1 0 1 1 0 8 1
amappl14 184 404 0 404 1 0 1 1 0 8 1
amappl13 176 145 0 143 1 0 1 1 0 8 0
amappl12 168 997 0 977 2 0 2 2 0 8 0
amappl11 160 11 0 11 1 0 1 1 0 8 1
amappl10 152 60 0 58 1 0 1 1 0 8 0
amappl9 144 270 0 269 1 0 1 1 0 8 0
amappl8 136 91 0 91 1 0 1 1 0 8 1
amappl7 128 158 0 154 1 0 1 1 0 8 0
amappl6 120 150 0 150 1 0 1 1 0 8 1
amappl5 112 89 0 87 1 0 1 1 0 8 0
amappl4 104 270 0 264 1 0 1 1 0 8 0
amappl3 96 3704 0 3615 3 0 3 3 0 8 0
amappl2 88 514 0 499 2 0 2 2 0 8 0
amappl1 80 11542 0 11380 13 0 13 13 0 8 6
amappl 88 5240 0 5101 4 0 4 4 0 92 0
uvmvnodes 80 110 0 0 3 0 3 3 0 8 0
dma4096 4096 1 0 1 1 0 1 1 0 8 1
dma1024 1024 1 0 0 1 0 1 1 0 8 0
dma256 256 6 0 6 1 0 1 1 0 8 1
dma128 128 253 0 253 1 0 1 1 0 8 1
dma64 64 6 0 6 1 0 1 1 0 8 1
dma32 32 7 0 7 1 0 1 1 0 8 1
dma16 16 18 0 17 1 0 1 1 0 8 0
aobjpl 72 17 0 1 1 0 1 1 0 8 0
uaddrrnd 24 767 0 746 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 767 0 746 1 0 1 1 0 8 0
vmmpekpl 168 7771 0 7744 2 0 2 2 0 8 0
vmmpepl 168 56276 0 55271 85 0 85 85 0 357 32
vmsppl 368 766 0 746 4 0 4 4 0 8 1
rwobjpl 40 18083 0 17573 11 0 11 11 0 8 0
pdppl 4096 1540 0 1492 98 50 48 80 0 8 0
pvpl 32 349684 0 342846 102 0 102 102 0 265 30
pmappl 216 766 0 746 3 0 3 3 0 8 0
extentpl 40 46 0 28 1 0 1 1 0 8 0
phpool 112 686 0 50 19 0 19 19 0 8 0
ddb> machine ddbcpu 0
No such command
ddb> trace
rtable_match(0,ffff80002f0ab6b0,0) at rtable_match+0xcb rtable_get sys/net/rtable.c:260 [inline]
rtable_match(0,ffff80002f0ab6b0,0) at rtable_match+0xcb sys/net/rtable.c:492
rt_match(ffff80002f0ab6b0,0,0,0) at rt_match+0x51 sys/net/route.c:-1
in6_ifdetach(ffff800001600800) at in6_ifdetach+0x168 sys/netinet6/in6_ifattach.c:427
if_detach(ffff800001600800) at if_detach+0x333 sys/net/if.c:1314
pppacclose(637e,2,2000,ffff80002a77da08) at pppacclose+0x118 sys/net/if_pppx.c:1329
spec_close(ffff80002f0ab840) at spec_close+0x417 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffff300700dc980,2,fffff30007ffd270,ffff80002a77da08) at VOP_CLOSE+0x129 sys/kern/vfs_vops.c:156
vn_closefile(fffff3006fd10530,ffff80002a77da08) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:298 [inline]
vn_closefile(fffff3006fd10530,ffff80002a77da08) at vn_closefile+0x11d sys/kern/vfs_vnops.c:621
fdrop(fffff3006fd10530,ffff80002a77da08) at fdrop+0x121 sys/kern/kern_descrip.c:1281
closef(fffff3006fd10530,ffff80002a77da08) at closef+0x190 sys/kern/kern_descrip.c:1265
fdfree(ffff80002a77da08) at fdfree+0x115 sys/kern/kern_descrip.c:1196
exit1(ffff80002a77da08,0,0,1) at exit1+0x595 sys/kern/kern_exit.c:215
sys_exit(ffff80002a77da08,ffff80002f0abba0,ffff80002f0abaf0) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80002f0abba0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80002f0abba0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x74f70febd420, count: -15
ddb> machine ddbcpu 1
No such command
ddb>
---
This report is generated by a bot. It may contain errors.
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