KASAN: invalid memory access in kprintf
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syzbot
Sep 10, 2026, 5:30:36 AMSep 10
to syzkaller-o...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: 28157b7c1ab6 Merge remote-tracking branch 'origin/master' ..
git tree: https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan
console output: https://syzkaller.appspot.com/x/log.txt?x=122ae6f9580000
kernel config: https://syzkaller.appspot.com/x/.config?x=85e25e37d09e1b88
dashboard link: https://syzkaller.appspot.com/bug?extid=9adb7482405fa8ba76d2
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/510dff0c8989/disk-28157b7c.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/1fbcd18aa734/bsd-28157b7c.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/8bbceb85970a/kernel-28157b7c.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+9adb74...@syzkaller.appspotmail.com
panic: Caught invalid memory access at ffff800001a7e388 size 1 op 0
Stopped at db_enter+0x17: popq %rbp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*216908 72008 0 0 0x4000000 0K syz-executor
305851 77036 0 0 0 1 syz-executor
db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457
panic(ffffffff8463f130) at panic+0x270 sys/kern/subr_prf.c:198
__asan_load1_noabort(ffff800001a7e388) at __asan_load1_noabort+0xbc
kprintf() at kprintf+0x2a71 sys/kern/subr_prf.c:1065
addlog(ffffffff84d4aa80) at addlog+0xdf sys/kern/subr_prf.c:329
pf_osfp_add(ffff800001a7e300) at pf_osfp_add+0x56a sys/net/pf_osfp.c:346
pfioctl(14900,c088444f,ffff800001a7e300,2,ffff80003b7642c0) at pfioctl+0x4c49 sys/net/pf_ioctl.c:3414
VOP_IOCTL(ffff800001c201e8,c088444f,ffff800001a7e300,2,ffff800000119820,ffff80003b7642c0) at VOP_IOCTL+0x131 sys/kern/vfs_vops.c:264
vn_ioctl(ffff800001c11020,c088444f,ffff800001a7e300,ffff80003b7642c0) at vn_ioctl+0x18c sys/kern/vfs_vnops.c:537
sys_ioctl(ffff80003b7642c0,ffff8000362f35e0,ffff8000362f3540) at sys_ioctl+0x868 sys/kern/sys_generic.c:510
syscall(ffff8000362f35e0) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff8000362f35e0) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x2f52d578280, count: 3
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{0}>
ddb{0}> set $lines = 0
ddb{0}> set $maxwidth = 0
ddb{0}> show panic
*cpu0: Caught invalid memory access at ffff800001a7e388 size 1 op 0
ddb{0}> show kasan
KASAN: invalid read of 1 byte at 0xffff800001a7e388 from pc 0xffffffff8262c801
KASAN: first bad byte at 0xffff800001a7e388 (+0); shadow 0xfb: malloc redzone (out-of-bounds)
KASAN: 0xffff800001a7e388 is 136 bytes inside the 256-byte malloc slot [0xffff800001a7e300..0xffff800001a7e400)
KASAN: allocated at:
#0 malloc+0xf70 sys/kern/kern_malloc.c:487
#1 sys_ioctl+0x4e8 sys/kern/sys_generic.c:-1
#2 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#2 syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
#3 Xsyscall+0x128
KASAN: pc: kprintf+0x2a71
KASAN: call trace:
#0 __asan_load1_noabort+0x9b kasan_shadow_check sys/kern/subr_kasan.c:-1 [inline]
#0 __asan_load1_noabort+0x9b sys/kern/subr_kasan.c:1096
#1 kprintf+0x2a71 sys/kern/subr_prf.c:1065
#2 addlog+0xdf sys/kern/subr_prf.c:329
#3 pf_osfp_add+0x56a sys/net/pf_osfp.c:346
#4 pfioctl+0x4c49 sys/net/pf_ioctl.c:3414
#5 VOP_IOCTL+0x131 sys/kern/vfs_vops.c:264
#6 vn_ioctl+0x18c sys/kern/vfs_vnops.c:537
#7 sys_ioctl+0x868 sys/kern/sys_generic.c:510
#8 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#8 syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
#9 Xsyscall+0x128
KASAN: shadow of 0xffff800001a7e280..0xffff800001a7e500 (1 cell = 8 bytes):
0xffff800001a7e280: fb fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
0xffff800001a7e300: 08 08 08 08 08 08 08 08 08 08 08 08 08 08 08 08
>0xffff800001a7e380: 08[fb]fc fc fc fc fc fc fc fc fc fc fc fc fc fc
0xffff800001a7e400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
0xffff800001a7e480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
KASAN: legend: 00 valid; 01..07 partial; fb malloc redzone; fc malloc freed; fd pool freed; fe kmem; fa global; f1..f4/f8 stack/scope
ddb{0}> trace
db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457
panic(ffffffff8463f130) at panic+0x270 sys/kern/subr_prf.c:198
__asan_load1_noabort(ffff800001a7e388) at __asan_load1_noabort+0xbc
kprintf() at kprintf+0x2a71 sys/kern/subr_prf.c:1065
addlog(ffffffff84d4aa80) at addlog+0xdf sys/kern/subr_prf.c:329
pf_osfp_add(ffff800001a7e300) at pf_osfp_add+0x56a sys/net/pf_osfp.c:346
pfioctl(14900,c088444f,ffff800001a7e300,2,ffff80003b7642c0) at pfioctl+0x4c49 sys/net/pf_ioctl.c:3414
VOP_IOCTL(ffff800001c201e8,c088444f,ffff800001a7e300,2,ffff800000119820,ffff80003b7642c0) at VOP_IOCTL+0x131 sys/kern/vfs_vops.c:264
vn_ioctl(ffff800001c11020,c088444f,ffff800001a7e300,ffff80003b7642c0) at vn_ioctl+0x18c sys/kern/vfs_vnops.c:537
sys_ioctl(ffff80003b7642c0,ffff8000362f35e0,ffff8000362f3540) at sys_ioctl+0x868 sys/kern/sys_generic.c:510
syscall(ffff8000362f35e0) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff8000362f35e0) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x2f52d578280, count: -12
ddb{0}> show registers
rdi 0
rsi 0x1
rbp 0xffff8000362f2670
rbx 0xffff8000362f26e0
rdx 0
rcx 0xffffffff85348ff0 cpu_info_full_primary+0x1ff0
rax 0
r8 0x101010101010101
r9 0x8080808080808080
r10 0x2
r11 0xffffffff82523560 x86_bus_space_io_read_1
r12 0xffffffff8463f130 intel_snps_hdmi_pll_compute_c10pll.c10_curve_2+0x9d810
r13 0xffffffff85349c10 cpu_info_full_primary+0x2c10
r14 0xffffffff85349e0f cpu_info_full_primary+0x2e0f
r15 0x1
rip 0xffffffff83ceadf7 db_enter+0x17
cs 0x8
rflags 0x246
rsp 0xffff8000362f2670
ss 0x10
db_enter+0x17: popq %rbp
ddb{0}> show proc
PROC (syz-executor) tid=216908 pid=72008 tcnt=3 stat=onproc
flags process=0 proc=4000000<THREAD>
runpri=32, usrpri=50, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
forw=0xffffffffffffffff, list=0xffff80003b764fb8,0xffffffff854c6320
process=0xffff80002eed0e98 user=0xffff8000362e8000, vmspace=0xffff800001c99020
estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0
ddb{0}> ps
PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND
72008 237602 1276 0 2 0 0 syz-executor
72008 279045 1276 0 3 0 0x4000080 fsleep syz-executor
*72008 216908 1276 0 7 0 0x4000000 syz-executor
77036 305851 93291 0 7 0 0 syz-executor
41328 206156 81266 0 2 0x10 0 syz-executor
41328 420690 81266 0 2 0x10 0x4000080 syz-executor
41328 132799 81266 0 3 0x10 0x4000080 fsleep syz-executor
41328 365604 81266 0 3 0x10 0x4000080 fsleep syz-executor
27019 127573 19026 0 2 0 0 syz-executor
87344 362789 53120 0 2 0 0 syz-executor
49665 199120 53120 0 3 0x2 0 clonelk syz-executor
93291 61474 53120 0 3 0x2 0x80 nanoslp syz-executor
1276 20009 53120 0 3 0x2 0x80 nanoslp syz-executor
81266 470620 53120 0 3 0x2 0x80 nanoslp syz-executor
19026 345091 53120 0 3 0x2 0x80 nanoslp syz-executor
19739 377431 0 0 3 0x14000 0x280 nfsidl nfsio
99708 74151 0 0 3 0x14000 0x280 nfsidl nfsio
55994 274008 0 0 3 0x14000 0x280 nfsidl nfsio
57647 235478 0 0 3 0x14000 0x280 nfsidl nfsio
45825 106049 0 0 3 0x14000 0x280 nfsidl nfsio
84120 81297 0 0 3 0x14000 0x280 nfsidl nfsio
37803 477776 0 0 3 0x14000 0x280 nfsidl nfsio
37051 461914 0 0 3 0x14000 0x280 nfsidl nfsio
44852 243375 0 0 3 0x14000 0x280 nfsidl nfsio
18278 82563 0 0 3 0x14000 0x280 nfsidl nfsio
22220 415974 0 0 3 0x14000 0x280 nfsidl nfsio
43853 377770 0 0 3 0x14000 0x280 nfsidl nfsio
50716 83639 0 0 3 0x14000 0x280 nfsidl nfsio
32145 485658 0 0 3 0x14000 0x280 nfsidl nfsio
6564 280801 0 0 3 0x14000 0x280 nfsidl nfsio
10063 25531 0 0 3 0x14000 0x280 nfsidl nfsio
3206 55806 0 0 3 0x14000 0x280 nfsidl nfsio
51344 265505 0 0 3 0x14000 0x280 nfsidl nfsio
93541 457387 0 0 3 0x14000 0x280 nfsidl nfsio
75908 79275 0 0 3 0x14000 0x280 nfsidl nfsio
53120 436909 51870 0 3 0x2 0x80 nanoslp syz-executor
51870 471823 9969 0 3 0x100002 0x88 sigsusp ksh
9969 372208 57613 0 3 0x10 0x88 kqread sshd-session
57613 413741 18419 0 3 0x12 0x80 kqread sshd-session
39524 74613 1 0 3 0x100003 0x80 ttyin getty
18419 460044 1 0 3 0 0x88 kqread sshd
6827 474340 66225 74 3 0x1100012 0x80 bpf pflogd
66225 220022 1 0 3 0 0x80 sbwait pflogd
57553 424261 93940 73 3 0x1100010 0x80 kqread syslogd
93940 378436 1 0 3 0x100002 0x80 sbwait syslogd
93785 233793 1 0 3 0x100000 0x80 kqread resolvd
53297 394525 51398 77 3 0x100012 0x80 kqread dhcpleased
83555 263692 51398 77 3 0x100012 0x80 kqread dhcpleased
51398 356524 1 0 3 0 0x80 kqread dhcpleased
7407 399083 0 0 3 0x14000 0x200 bored smr
31378 392867 0 0 2 0x14000 0x200 zerothread
98758 243655 0 0 3 0x14000 0x200 aiodoned aiodoned
78106 493366 0 0 3 0x14000 0x200 syncer update
59706 210675 0 0 3 0x14000 0x200 cleaner cleaner
50735 452324 0 0 3 0x14000 0x200 reaper reaper
44353 471245 0 0 3 0x14000 0x200 pgdaemon pagedaemon
54035 141638 0 0 3 0x14000 0x200 bored viomb
21234 4208 0 0 3 0x14000 0x40000200 acpi0 acpi0
99743 360385 0 0 3 0x14000 0x40000200 idle1
38355 369451 0 0 3 0x14000 0x200 bored softnet1
3721 223058 0 0 3 0x14000 0x200 bored softnet0
13922 343324 0 0 3 0x14000 0x200 smrbar systqmp
46533 304231 0 0 3 0x14000 0x200 bored systq
4036 204129 0 0 3 0x14000 0x200 tmoslp softclockmp
32310 67377 0 0 3 0x14000 0x40000200 tmoslp softclock
59020 492552 0 0 3 0x14000 0x40000200 idle0
1 291708 0 0 3 0x2 0x80 wait init
0 0 -1 0 3 0x10000 0x200 scheduler swapper
ddb{0}> show all locks
Process 72008 (syz-executor) thread 0xffff80003b7642c0 (216908)
exclusive rwlock pfioctl_rw r = 0 (0xffffffff853fbcf8)
#0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x632 sys/kern/subr_witness.c:1160
#1 rw_do_enter_write+0x53e sys/kern/kern_rwlock.c:320
#2 pfioctl+0x256 sys/net/pf_ioctl.c:2075
#3 VOP_IOCTL+0x131 sys/kern/vfs_vops.c:264
#4 vn_ioctl+0x18c sys/kern/vfs_vnops.c:537
#5 sys_ioctl+0x868 sys/kern/sys_generic.c:510
#6 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#6 syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
#7 Xsyscall+0x128
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff85428f80)
#0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x632 sys/kern/subr_witness.c:1160
#1 vn_ioctl+0x9e sys/kern/vfs_vnops.c:520
#2 sys_ioctl+0x868 sys/kern/sys_generic.c:510
#3 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#3 syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
#4 Xsyscall+0x128
Process 13922 (systqmp) thread 0xffff800045ffe530 (343324)
shared rwlock systqmp r = 0 (0xffffffff85356f18)
#0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x632 sys/kern/subr_witness.c:1160
#1 taskq_thread+0x1ba sys/kern/kern_task.c:442
#2 proc_trampoline+0x10
ddb{0}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 11055 12268K 12493K 166960K 12686 0
pcb 18 30K 34K 166960K 140 0
rtable 173 9K 13K 166960K 2709 0
pf 28 20K 24K 166960K 248 0
ifaddr 32 10K 13K 166960K 379 0
ifgroup 43 2K 2K 166960K 426 0
sysctl 3 1K 13K 166960K 10 0
counters 64 41K 43K 166960K 256 0
ioctlops 1 0K 4K 166960K 1662 0
iov 0 0K 16K 166960K 11 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1361 88K 88K 166960K 2835 0
UFS quota 1 36K 36K 166960K 1 0
UFS mount 5 44K 44K 166960K 5 0
shm 2 2K 6K 166960K 6 0
VM map 2 1K 1K 166960K 2 0
sem 27 1K 1K 166960K 62 0
dirhash 15 2K 2K 166960K 15 0
ACPI 1692 195K 286K 166960K 12470 0
file desc 13 42K 97K 166960K 1748 0
sigio 0 0K 0K 166960K 6 0
proc 72 128K 210K 166960K 2832 0
subproc 54 6K 9K 166960K 783 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 20K 20K 166960K 1 0
ip_moptions 0 0K 0K 166960K 47 0
in_multi 66 4K 7K 166960K 967 0
ether_multi 1 0K 0K 166960K 4 0
mrt 1 0K 0K 166960K 36 0
ISOFS mount 1 36K 36K 166960K 1 0
MSDOSFS mount 1 20K 20K 166960K 1 0
ttys 85 587K 587K 166960K 85 0
exec 0 0K 2K 166960K 1490 0
fusefs mount 1 36K 36K 166960K 1 0
tdb 3 1K 1K 166960K 3 0
VM swap 14 124K 124K 166960K 15 0
UVM amap 190 218K 262K 166960K 13534 0
UVM aobj 7 4K 4K 166960K 7 0
pinsyscall 1062 1768K 1845K 166960K 4966 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 0 0K 0K 166960K 6 0
NDP 9 0K 2K 166960K 277 0
temp 36 9176K 9204K 166960K 16691 0
kqueue 13 40K 52K 166960K 98 0
SYN cache 2 16K 16K 166960K 2 0
ddb{0}> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
plcache 128 28 0 0 1 0 1 1 0 8 0
rtpcb 120 197 0 194 1 0 1 1 0 8 0
rtentry 176 975 0 897 7 2 5 6 0 8 0
unpcb 144 351 0 332 2 1 1 2 0 8 0
syncache 336 4 0 4 2 2 0 1 0 8 0
tcpcb 736 35 0 30 1 0 1 1 0 8 0
arp 136 174 0 162 1 0 1 1 0 8 0
inpcb 328 811 0 800 9 7 2 9 0 8 1
nd6 152 264 0 248 1 0 1 1 0 8 0
pkpcb 40 1 0 1 1 1 0 1 0 8 0
kcovpl 48 87 0 81 1 0 1 1 0 8 0
ppxss 1192 5 0 5 1 1 0 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 6 0 5 2 1 1 1 0 8 0
pfosfp 40 1429 0 1428 5 4 1 5 0 8 0
pfosfpen 112 1429 0 1428 21 20 1 21 0 8 0
pftag 88 1 0 0 1 0 1 1 0 8 0
pfstitem 24 70 0 24 1 0 1 1 0 8 0
pfstkey 128 70 0 24 2 0 2 2 0 8 0
pfstate 448 70 0 24 6 0 6 6 0 8 0
pfrule 1360 25 0 20 2 1 1 2 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 3941 0 3566 38 9 29 29 0 8 2
art_table 40 3942 0 3566 5 0 5 5 0 8 0
art_node 32 975 0 885 1 0 1 1 0 8 0
sysvmsgpl 40 5 0 3 2 1 1 1 0 8 0
semapl 72 58 0 33 1 0 1 1 0 8 0
shmpl 112 4 0 0 1 0 1 1 0 8 0
dirhash 1024 19 0 0 3 0 3 3 0 8 0
dino2pl 256 2620 0 970 104 0 104 104 0 8 0
ffsino 296 2620 0 970 128 0 128 128 0 8 1
nchpl 144 3467 0 1453 75 0 75 75 0 8 0
vnodes 216 3809 0 0 212 0 212 212 0 8 0
namei 1024 22364 0 22364 3 2 1 2 0 8 1
percpumem 16 144 0 96 1 0 1 1 0 8 0
kstatmem 264 213 0 192 2 0 2 2 0 8 0
scxspl 216 11272 0 11272 7 6 1 3 1 8 1
plimitpl 152 138 0 123 1 0 1 1 0 8 0
sigapl 424 1936 0 1873 11 2 9 9 0 8 1
knotepl 120 153 0 0 5 0 5 5 0 8 0
kqueuepl 224 201 0 191 5 2 3 3 0 8 2
pipepl 344 430 0 403 5 1 4 4 0 8 1
fdescpl 528 1900 0 1873 3 0 3 3 0 8 0
filepl 160 8169 0 7972 24 9 15 19 0 8 4
lockfpl 104 426 0 421 1 0 1 1 0 8 0
lockfspl 48 75 0 71 1 0 1 1 0 8 0
sessionpl 144 806 0 797 1 0 1 1 0 8 0
pgrppl 48 898 0 882 1 0 1 1 0 8 0
ucredpl 104 1380 0 1366 1 0 1 1 0 8 0
zombiepl 144 1874 0 1873 1 0 1 1 0 8 0
processpl 1232 1936 0 1873 6 0 6 6 0 8 0
procpl 664 2822 0 2754 8 1 7 8 0 8 0
sosppl 176 3 0 3 2 2 0 1 0 8 0
sockpl 752 1369 0 1336 14 10 4 14 0 8 0
mcl64k 65536 9 0 0 2 0 2 2 0 8 0
mcl16k 16384 8 0 0 1 0 1 1 0 8 0
mcl12k 12288 2 0 0 1 0 1 1 0 8 0
mcl8k 8192 4 0 0 1 0 1 1 0 8 0
mcl4k 4096 129 0 0 17 0 17 17 0 8 0
mcl2k 2048 20 0 0 3 0 3 3 0 8 0
mextrefs 64 21 0 0 1 0 1 1 0 8 0
mtagpl 96 2 0 0 1 0 1 1 0 8 0
mbufpl 256 229 0 0 14 0 14 14 0 8 0
bufpl 272 3192 0 107 206 0 206 206 0 8 0
anonpl 32 6537 0 0 53 0 53 53 0 222 0
amapchunkpl 152 37509 0 37138 31 10 21 28 0 158 4
amappl16 200 2472 0 2454 6 3 3 5 0 8 0
amappl15 192 4 0 4 1 1 0 1 0 8 0
amappl14 184 1383 0 1382 1 0 1 1 0 8 0
amappl13 176 282 0 269 1 0 1 1 0 8 0
amappl12 168 2490 0 2465 2 0 2 2 0 8 0
amappl11 160 7 0 6 1 0 1 1 0 8 0
amappl10 152 70 0 56 1 0 1 1 0 8 0
amappl9 144 277 0 277 1 1 0 1 0 8 0
amappl8 136 418 0 415 1 0 1 1 0 8 0
amappl7 128 305 0 292 1 0 1 1 0 8 0
amappl6 120 946 0 943 1 0 1 1 0 8 0
amappl5 112 107 0 96 1 0 1 1 0 8 0
amappl4 104 532 0 513 1 0 1 1 0 8 0
amappl3 96 7087 0 7009 3 0 3 3 0 8 0
amappl2 88 1726 0 1653 2 0 2 2 0 8 0
amappl1 80 22477 0 21890 18 3 15 15 0 8 2
amappl 88 11410 0 11288 5 1 4 5 0 92 0
uvmvnodes 80 105 0 0 3 0 3 3 0 8 0
dma4096 4096 3 0 3 2 2 0 1 0 8 0
dma1024 1024 1 0 0 1 0 1 1 0 8 0
dma256 256 7 0 7 2 2 0 1 0 8 0
dma128 128 253 0 253 1 1 0 1 0 8 0
dma64 64 7 0 7 2 2 0 1 0 8 0
dma32 32 7 0 7 1 1 0 1 0 8 0
dma16 16 19 0 18 1 0 1 1 0 8 0
aobjpl 72 6 0 0 1 0 1 1 0 8 0
uaddrrnd 24 1900 0 1873 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 1900 0 1873 1 0 1 1 0 8 0
vmmpekpl 168 16700 0 16646 3 0 3 3 0 8 0
vmmpepl 168 128917 0 127188 91 4 87 88 0 357 6
vmsppl 488 1899 0 1873 5 0 5 5 0 8 0
rwobjpl 80 36927 0 35957 27 3 24 24 0 8 0
pdppl 4096 3809 0 3746 199 126 73 89 0 8 10
pvpl 32 15316 0 0 126 2 124 124 0 265 0
pmappl 256 1899 0 1873 3 0 3 3 0 8 0
extentpl 40 46 0 28 1 0 1 1 0 8 0
phpool 120 611 0 144 15 0 15 15 0 8 0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> trace
db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457
panic(ffffffff8463f130) at panic+0x270 sys/kern/subr_prf.c:198
__asan_load1_noabort(ffff800001a7e388) at __asan_load1_noabort+0xbc
kprintf() at kprintf+0x2a71 sys/kern/subr_prf.c:1065
addlog(ffffffff84d4aa80) at addlog+0xdf sys/kern/subr_prf.c:329
pf_osfp_add(ffff800001a7e300) at pf_osfp_add+0x56a sys/net/pf_osfp.c:346
pfioctl(14900,c088444f,ffff800001a7e300,2,ffff80003b7642c0) at pfioctl+0x4c49 sys/net/pf_ioctl.c:3414
VOP_IOCTL(ffff800001c201e8,c088444f,ffff800001a7e300,2,ffff800000119820,ffff80003b7642c0) at VOP_IOCTL+0x131 sys/kern/vfs_vops.c:264
vn_ioctl(ffff800001c11020,c088444f,ffff800001a7e300,ffff80003b7642c0) at vn_ioctl+0x18c sys/kern/vfs_vnops.c:537
sys_ioctl(ffff80003b7642c0,ffff8000362f35e0,ffff8000362f3540) at sys_ioctl+0x868 sys/kern/sys_generic.c:510
syscall(ffff8000362f35e0) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff8000362f35e0) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x2f52d578280, count: -12
ddb{0}> machine ddbcpu 1
Stopped at x86_ipi_db+0x19: leave
x86_ipi_db(ffff800028fe3ff0) at x86_ipi_db+0x19 sys/arch/amd64/amd64/db_interface.c:412
x86_ipi_handler() at x86_ipi_handler+0x112 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__mp_lock(ffffffff85428780) at __mp_lock+0x272 __mp_lock_spin sys/kern/kern_lock.c:142 [inline]
__mp_lock(ffffffff85428780) at __mp_lock+0x272 sys/kern/kern_lock.c:173
syscall(ffff800029ac69b0) at syscall+0x1048 mi_syscall sys/sys/syscall_mi.h:175 [inline]
syscall(ffff800029ac69b0) at syscall+0x1048 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x777acb154010, count: 9
ddb{1}> trace
x86_ipi_db(ffff800028fe3ff0) at x86_ipi_db+0x19 sys/arch/amd64/amd64/db_interface.c:412
x86_ipi_handler() at x86_ipi_handler+0x112 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__mp_lock(ffffffff85428780) at __mp_lock+0x272 __mp_lock_spin sys/kern/kern_lock.c:142 [inline]
__mp_lock(ffffffff85428780) at __mp_lock+0x272 sys/kern/kern_lock.c:173
syscall(ffff800029ac69b0) at syscall+0x1048 mi_syscall sys/sys/syscall_mi.h:175 [inline]
syscall(ffff800029ac69b0) at syscall+0x1048 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x777acb154010, count: -6
---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.
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If the report is already addressed, let syzbot know by replying with:
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If you want to overwrite report's subsystems, reply with:
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If the report is a duplicate of another one, reply with:
#syz dup: exact-subject-of-another-report
If you want to undo deduplication, reply with:
#syz undup
syzbot found the following issue on:
HEAD commit: 28157b7c1ab6 Merge remote-tracking branch 'origin/master' ..
git tree: https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan
console output: https://syzkaller.appspot.com/x/log.txt?x=122ae6f9580000
kernel config: https://syzkaller.appspot.com/x/.config?x=85e25e37d09e1b88
dashboard link: https://syzkaller.appspot.com/bug?extid=9adb7482405fa8ba76d2
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/510dff0c8989/disk-28157b7c.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/1fbcd18aa734/bsd-28157b7c.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/8bbceb85970a/kernel-28157b7c.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+9adb74...@syzkaller.appspotmail.com
panic: Caught invalid memory access at ffff800001a7e388 size 1 op 0
Stopped at db_enter+0x17: popq %rbp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*216908 72008 0 0 0x4000000 0K syz-executor
305851 77036 0 0 0 1 syz-executor
db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457
panic(ffffffff8463f130) at panic+0x270 sys/kern/subr_prf.c:198
__asan_load1_noabort(ffff800001a7e388) at __asan_load1_noabort+0xbc
kprintf() at kprintf+0x2a71 sys/kern/subr_prf.c:1065
addlog(ffffffff84d4aa80) at addlog+0xdf sys/kern/subr_prf.c:329
pf_osfp_add(ffff800001a7e300) at pf_osfp_add+0x56a sys/net/pf_osfp.c:346
pfioctl(14900,c088444f,ffff800001a7e300,2,ffff80003b7642c0) at pfioctl+0x4c49 sys/net/pf_ioctl.c:3414
VOP_IOCTL(ffff800001c201e8,c088444f,ffff800001a7e300,2,ffff800000119820,ffff80003b7642c0) at VOP_IOCTL+0x131 sys/kern/vfs_vops.c:264
vn_ioctl(ffff800001c11020,c088444f,ffff800001a7e300,ffff80003b7642c0) at vn_ioctl+0x18c sys/kern/vfs_vnops.c:537
sys_ioctl(ffff80003b7642c0,ffff8000362f35e0,ffff8000362f3540) at sys_ioctl+0x868 sys/kern/sys_generic.c:510
syscall(ffff8000362f35e0) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff8000362f35e0) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x2f52d578280, count: 3
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{0}>
ddb{0}> set $lines = 0
ddb{0}> set $maxwidth = 0
ddb{0}> show panic
*cpu0: Caught invalid memory access at ffff800001a7e388 size 1 op 0
ddb{0}> show kasan
KASAN: invalid read of 1 byte at 0xffff800001a7e388 from pc 0xffffffff8262c801
KASAN: first bad byte at 0xffff800001a7e388 (+0); shadow 0xfb: malloc redzone (out-of-bounds)
KASAN: 0xffff800001a7e388 is 136 bytes inside the 256-byte malloc slot [0xffff800001a7e300..0xffff800001a7e400)
KASAN: allocated at:
#0 malloc+0xf70 sys/kern/kern_malloc.c:487
#1 sys_ioctl+0x4e8 sys/kern/sys_generic.c:-1
#2 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#2 syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
#3 Xsyscall+0x128
KASAN: pc: kprintf+0x2a71
KASAN: call trace:
#0 __asan_load1_noabort+0x9b kasan_shadow_check sys/kern/subr_kasan.c:-1 [inline]
#0 __asan_load1_noabort+0x9b sys/kern/subr_kasan.c:1096
#1 kprintf+0x2a71 sys/kern/subr_prf.c:1065
#2 addlog+0xdf sys/kern/subr_prf.c:329
#3 pf_osfp_add+0x56a sys/net/pf_osfp.c:346
#4 pfioctl+0x4c49 sys/net/pf_ioctl.c:3414
#5 VOP_IOCTL+0x131 sys/kern/vfs_vops.c:264
#6 vn_ioctl+0x18c sys/kern/vfs_vnops.c:537
#7 sys_ioctl+0x868 sys/kern/sys_generic.c:510
#8 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#8 syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
#9 Xsyscall+0x128
KASAN: shadow of 0xffff800001a7e280..0xffff800001a7e500 (1 cell = 8 bytes):
0xffff800001a7e280: fb fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
0xffff800001a7e300: 08 08 08 08 08 08 08 08 08 08 08 08 08 08 08 08
>0xffff800001a7e380: 08[fb]fc fc fc fc fc fc fc fc fc fc fc fc fc fc
0xffff800001a7e400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
0xffff800001a7e480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
KASAN: legend: 00 valid; 01..07 partial; fb malloc redzone; fc malloc freed; fd pool freed; fe kmem; fa global; f1..f4/f8 stack/scope
ddb{0}> trace
db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457
panic(ffffffff8463f130) at panic+0x270 sys/kern/subr_prf.c:198
__asan_load1_noabort(ffff800001a7e388) at __asan_load1_noabort+0xbc
kprintf() at kprintf+0x2a71 sys/kern/subr_prf.c:1065
addlog(ffffffff84d4aa80) at addlog+0xdf sys/kern/subr_prf.c:329
pf_osfp_add(ffff800001a7e300) at pf_osfp_add+0x56a sys/net/pf_osfp.c:346
pfioctl(14900,c088444f,ffff800001a7e300,2,ffff80003b7642c0) at pfioctl+0x4c49 sys/net/pf_ioctl.c:3414
VOP_IOCTL(ffff800001c201e8,c088444f,ffff800001a7e300,2,ffff800000119820,ffff80003b7642c0) at VOP_IOCTL+0x131 sys/kern/vfs_vops.c:264
vn_ioctl(ffff800001c11020,c088444f,ffff800001a7e300,ffff80003b7642c0) at vn_ioctl+0x18c sys/kern/vfs_vnops.c:537
sys_ioctl(ffff80003b7642c0,ffff8000362f35e0,ffff8000362f3540) at sys_ioctl+0x868 sys/kern/sys_generic.c:510
syscall(ffff8000362f35e0) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff8000362f35e0) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x2f52d578280, count: -12
ddb{0}> show registers
rdi 0
rsi 0x1
rbp 0xffff8000362f2670
rbx 0xffff8000362f26e0
rdx 0
rcx 0xffffffff85348ff0 cpu_info_full_primary+0x1ff0
rax 0
r8 0x101010101010101
r9 0x8080808080808080
r10 0x2
r11 0xffffffff82523560 x86_bus_space_io_read_1
r12 0xffffffff8463f130 intel_snps_hdmi_pll_compute_c10pll.c10_curve_2+0x9d810
r13 0xffffffff85349c10 cpu_info_full_primary+0x2c10
r14 0xffffffff85349e0f cpu_info_full_primary+0x2e0f
r15 0x1
rip 0xffffffff83ceadf7 db_enter+0x17
cs 0x8
rflags 0x246
rsp 0xffff8000362f2670
ss 0x10
db_enter+0x17: popq %rbp
ddb{0}> show proc
PROC (syz-executor) tid=216908 pid=72008 tcnt=3 stat=onproc
flags process=0 proc=4000000<THREAD>
runpri=32, usrpri=50, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
forw=0xffffffffffffffff, list=0xffff80003b764fb8,0xffffffff854c6320
process=0xffff80002eed0e98 user=0xffff8000362e8000, vmspace=0xffff800001c99020
estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0
ddb{0}> ps
PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND
72008 237602 1276 0 2 0 0 syz-executor
72008 279045 1276 0 3 0 0x4000080 fsleep syz-executor
*72008 216908 1276 0 7 0 0x4000000 syz-executor
77036 305851 93291 0 7 0 0 syz-executor
41328 206156 81266 0 2 0x10 0 syz-executor
41328 420690 81266 0 2 0x10 0x4000080 syz-executor
41328 132799 81266 0 3 0x10 0x4000080 fsleep syz-executor
41328 365604 81266 0 3 0x10 0x4000080 fsleep syz-executor
27019 127573 19026 0 2 0 0 syz-executor
87344 362789 53120 0 2 0 0 syz-executor
49665 199120 53120 0 3 0x2 0 clonelk syz-executor
93291 61474 53120 0 3 0x2 0x80 nanoslp syz-executor
1276 20009 53120 0 3 0x2 0x80 nanoslp syz-executor
81266 470620 53120 0 3 0x2 0x80 nanoslp syz-executor
19026 345091 53120 0 3 0x2 0x80 nanoslp syz-executor
19739 377431 0 0 3 0x14000 0x280 nfsidl nfsio
99708 74151 0 0 3 0x14000 0x280 nfsidl nfsio
55994 274008 0 0 3 0x14000 0x280 nfsidl nfsio
57647 235478 0 0 3 0x14000 0x280 nfsidl nfsio
45825 106049 0 0 3 0x14000 0x280 nfsidl nfsio
84120 81297 0 0 3 0x14000 0x280 nfsidl nfsio
37803 477776 0 0 3 0x14000 0x280 nfsidl nfsio
37051 461914 0 0 3 0x14000 0x280 nfsidl nfsio
44852 243375 0 0 3 0x14000 0x280 nfsidl nfsio
18278 82563 0 0 3 0x14000 0x280 nfsidl nfsio
22220 415974 0 0 3 0x14000 0x280 nfsidl nfsio
43853 377770 0 0 3 0x14000 0x280 nfsidl nfsio
50716 83639 0 0 3 0x14000 0x280 nfsidl nfsio
32145 485658 0 0 3 0x14000 0x280 nfsidl nfsio
6564 280801 0 0 3 0x14000 0x280 nfsidl nfsio
10063 25531 0 0 3 0x14000 0x280 nfsidl nfsio
3206 55806 0 0 3 0x14000 0x280 nfsidl nfsio
51344 265505 0 0 3 0x14000 0x280 nfsidl nfsio
93541 457387 0 0 3 0x14000 0x280 nfsidl nfsio
75908 79275 0 0 3 0x14000 0x280 nfsidl nfsio
53120 436909 51870 0 3 0x2 0x80 nanoslp syz-executor
51870 471823 9969 0 3 0x100002 0x88 sigsusp ksh
9969 372208 57613 0 3 0x10 0x88 kqread sshd-session
57613 413741 18419 0 3 0x12 0x80 kqread sshd-session
39524 74613 1 0 3 0x100003 0x80 ttyin getty
18419 460044 1 0 3 0 0x88 kqread sshd
6827 474340 66225 74 3 0x1100012 0x80 bpf pflogd
66225 220022 1 0 3 0 0x80 sbwait pflogd
57553 424261 93940 73 3 0x1100010 0x80 kqread syslogd
93940 378436 1 0 3 0x100002 0x80 sbwait syslogd
93785 233793 1 0 3 0x100000 0x80 kqread resolvd
53297 394525 51398 77 3 0x100012 0x80 kqread dhcpleased
83555 263692 51398 77 3 0x100012 0x80 kqread dhcpleased
51398 356524 1 0 3 0 0x80 kqread dhcpleased
7407 399083 0 0 3 0x14000 0x200 bored smr
31378 392867 0 0 2 0x14000 0x200 zerothread
98758 243655 0 0 3 0x14000 0x200 aiodoned aiodoned
78106 493366 0 0 3 0x14000 0x200 syncer update
59706 210675 0 0 3 0x14000 0x200 cleaner cleaner
50735 452324 0 0 3 0x14000 0x200 reaper reaper
44353 471245 0 0 3 0x14000 0x200 pgdaemon pagedaemon
54035 141638 0 0 3 0x14000 0x200 bored viomb
21234 4208 0 0 3 0x14000 0x40000200 acpi0 acpi0
99743 360385 0 0 3 0x14000 0x40000200 idle1
38355 369451 0 0 3 0x14000 0x200 bored softnet1
3721 223058 0 0 3 0x14000 0x200 bored softnet0
13922 343324 0 0 3 0x14000 0x200 smrbar systqmp
46533 304231 0 0 3 0x14000 0x200 bored systq
4036 204129 0 0 3 0x14000 0x200 tmoslp softclockmp
32310 67377 0 0 3 0x14000 0x40000200 tmoslp softclock
59020 492552 0 0 3 0x14000 0x40000200 idle0
1 291708 0 0 3 0x2 0x80 wait init
0 0 -1 0 3 0x10000 0x200 scheduler swapper
ddb{0}> show all locks
Process 72008 (syz-executor) thread 0xffff80003b7642c0 (216908)
exclusive rwlock pfioctl_rw r = 0 (0xffffffff853fbcf8)
#0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x632 sys/kern/subr_witness.c:1160
#1 rw_do_enter_write+0x53e sys/kern/kern_rwlock.c:320
#2 pfioctl+0x256 sys/net/pf_ioctl.c:2075
#3 VOP_IOCTL+0x131 sys/kern/vfs_vops.c:264
#4 vn_ioctl+0x18c sys/kern/vfs_vnops.c:537
#5 sys_ioctl+0x868 sys/kern/sys_generic.c:510
#6 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#6 syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
#7 Xsyscall+0x128
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff85428f80)
#0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x632 sys/kern/subr_witness.c:1160
#1 vn_ioctl+0x9e sys/kern/vfs_vnops.c:520
#2 sys_ioctl+0x868 sys/kern/sys_generic.c:510
#3 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#3 syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
#4 Xsyscall+0x128
Process 13922 (systqmp) thread 0xffff800045ffe530 (343324)
shared rwlock systqmp r = 0 (0xffffffff85356f18)
#0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x632 sys/kern/subr_witness.c:1160
#1 taskq_thread+0x1ba sys/kern/kern_task.c:442
#2 proc_trampoline+0x10
ddb{0}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 11055 12268K 12493K 166960K 12686 0
pcb 18 30K 34K 166960K 140 0
rtable 173 9K 13K 166960K 2709 0
pf 28 20K 24K 166960K 248 0
ifaddr 32 10K 13K 166960K 379 0
ifgroup 43 2K 2K 166960K 426 0
sysctl 3 1K 13K 166960K 10 0
counters 64 41K 43K 166960K 256 0
ioctlops 1 0K 4K 166960K 1662 0
iov 0 0K 16K 166960K 11 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1361 88K 88K 166960K 2835 0
UFS quota 1 36K 36K 166960K 1 0
UFS mount 5 44K 44K 166960K 5 0
shm 2 2K 6K 166960K 6 0
VM map 2 1K 1K 166960K 2 0
sem 27 1K 1K 166960K 62 0
dirhash 15 2K 2K 166960K 15 0
ACPI 1692 195K 286K 166960K 12470 0
file desc 13 42K 97K 166960K 1748 0
sigio 0 0K 0K 166960K 6 0
proc 72 128K 210K 166960K 2832 0
subproc 54 6K 9K 166960K 783 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 20K 20K 166960K 1 0
ip_moptions 0 0K 0K 166960K 47 0
in_multi 66 4K 7K 166960K 967 0
ether_multi 1 0K 0K 166960K 4 0
mrt 1 0K 0K 166960K 36 0
ISOFS mount 1 36K 36K 166960K 1 0
MSDOSFS mount 1 20K 20K 166960K 1 0
ttys 85 587K 587K 166960K 85 0
exec 0 0K 2K 166960K 1490 0
fusefs mount 1 36K 36K 166960K 1 0
tdb 3 1K 1K 166960K 3 0
VM swap 14 124K 124K 166960K 15 0
UVM amap 190 218K 262K 166960K 13534 0
UVM aobj 7 4K 4K 166960K 7 0
pinsyscall 1062 1768K 1845K 166960K 4966 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 0 0K 0K 166960K 6 0
NDP 9 0K 2K 166960K 277 0
temp 36 9176K 9204K 166960K 16691 0
kqueue 13 40K 52K 166960K 98 0
SYN cache 2 16K 16K 166960K 2 0
ddb{0}> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
plcache 128 28 0 0 1 0 1 1 0 8 0
rtpcb 120 197 0 194 1 0 1 1 0 8 0
rtentry 176 975 0 897 7 2 5 6 0 8 0
unpcb 144 351 0 332 2 1 1 2 0 8 0
syncache 336 4 0 4 2 2 0 1 0 8 0
tcpcb 736 35 0 30 1 0 1 1 0 8 0
arp 136 174 0 162 1 0 1 1 0 8 0
inpcb 328 811 0 800 9 7 2 9 0 8 1
nd6 152 264 0 248 1 0 1 1 0 8 0
pkpcb 40 1 0 1 1 1 0 1 0 8 0
kcovpl 48 87 0 81 1 0 1 1 0 8 0
ppxss 1192 5 0 5 1 1 0 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 6 0 5 2 1 1 1 0 8 0
pfosfp 40 1429 0 1428 5 4 1 5 0 8 0
pfosfpen 112 1429 0 1428 21 20 1 21 0 8 0
pftag 88 1 0 0 1 0 1 1 0 8 0
pfstitem 24 70 0 24 1 0 1 1 0 8 0
pfstkey 128 70 0 24 2 0 2 2 0 8 0
pfstate 448 70 0 24 6 0 6 6 0 8 0
pfrule 1360 25 0 20 2 1 1 2 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 3941 0 3566 38 9 29 29 0 8 2
art_table 40 3942 0 3566 5 0 5 5 0 8 0
art_node 32 975 0 885 1 0 1 1 0 8 0
sysvmsgpl 40 5 0 3 2 1 1 1 0 8 0
semapl 72 58 0 33 1 0 1 1 0 8 0
shmpl 112 4 0 0 1 0 1 1 0 8 0
dirhash 1024 19 0 0 3 0 3 3 0 8 0
dino2pl 256 2620 0 970 104 0 104 104 0 8 0
ffsino 296 2620 0 970 128 0 128 128 0 8 1
nchpl 144 3467 0 1453 75 0 75 75 0 8 0
vnodes 216 3809 0 0 212 0 212 212 0 8 0
namei 1024 22364 0 22364 3 2 1 2 0 8 1
percpumem 16 144 0 96 1 0 1 1 0 8 0
kstatmem 264 213 0 192 2 0 2 2 0 8 0
scxspl 216 11272 0 11272 7 6 1 3 1 8 1
plimitpl 152 138 0 123 1 0 1 1 0 8 0
sigapl 424 1936 0 1873 11 2 9 9 0 8 1
knotepl 120 153 0 0 5 0 5 5 0 8 0
kqueuepl 224 201 0 191 5 2 3 3 0 8 2
pipepl 344 430 0 403 5 1 4 4 0 8 1
fdescpl 528 1900 0 1873 3 0 3 3 0 8 0
filepl 160 8169 0 7972 24 9 15 19 0 8 4
lockfpl 104 426 0 421 1 0 1 1 0 8 0
lockfspl 48 75 0 71 1 0 1 1 0 8 0
sessionpl 144 806 0 797 1 0 1 1 0 8 0
pgrppl 48 898 0 882 1 0 1 1 0 8 0
ucredpl 104 1380 0 1366 1 0 1 1 0 8 0
zombiepl 144 1874 0 1873 1 0 1 1 0 8 0
processpl 1232 1936 0 1873 6 0 6 6 0 8 0
procpl 664 2822 0 2754 8 1 7 8 0 8 0
sosppl 176 3 0 3 2 2 0 1 0 8 0
sockpl 752 1369 0 1336 14 10 4 14 0 8 0
mcl64k 65536 9 0 0 2 0 2 2 0 8 0
mcl16k 16384 8 0 0 1 0 1 1 0 8 0
mcl12k 12288 2 0 0 1 0 1 1 0 8 0
mcl8k 8192 4 0 0 1 0 1 1 0 8 0
mcl4k 4096 129 0 0 17 0 17 17 0 8 0
mcl2k 2048 20 0 0 3 0 3 3 0 8 0
mextrefs 64 21 0 0 1 0 1 1 0 8 0
mtagpl 96 2 0 0 1 0 1 1 0 8 0
mbufpl 256 229 0 0 14 0 14 14 0 8 0
bufpl 272 3192 0 107 206 0 206 206 0 8 0
anonpl 32 6537 0 0 53 0 53 53 0 222 0
amapchunkpl 152 37509 0 37138 31 10 21 28 0 158 4
amappl16 200 2472 0 2454 6 3 3 5 0 8 0
amappl15 192 4 0 4 1 1 0 1 0 8 0
amappl14 184 1383 0 1382 1 0 1 1 0 8 0
amappl13 176 282 0 269 1 0 1 1 0 8 0
amappl12 168 2490 0 2465 2 0 2 2 0 8 0
amappl11 160 7 0 6 1 0 1 1 0 8 0
amappl10 152 70 0 56 1 0 1 1 0 8 0
amappl9 144 277 0 277 1 1 0 1 0 8 0
amappl8 136 418 0 415 1 0 1 1 0 8 0
amappl7 128 305 0 292 1 0 1 1 0 8 0
amappl6 120 946 0 943 1 0 1 1 0 8 0
amappl5 112 107 0 96 1 0 1 1 0 8 0
amappl4 104 532 0 513 1 0 1 1 0 8 0
amappl3 96 7087 0 7009 3 0 3 3 0 8 0
amappl2 88 1726 0 1653 2 0 2 2 0 8 0
amappl1 80 22477 0 21890 18 3 15 15 0 8 2
amappl 88 11410 0 11288 5 1 4 5 0 92 0
uvmvnodes 80 105 0 0 3 0 3 3 0 8 0
dma4096 4096 3 0 3 2 2 0 1 0 8 0
dma1024 1024 1 0 0 1 0 1 1 0 8 0
dma256 256 7 0 7 2 2 0 1 0 8 0
dma128 128 253 0 253 1 1 0 1 0 8 0
dma64 64 7 0 7 2 2 0 1 0 8 0
dma32 32 7 0 7 1 1 0 1 0 8 0
dma16 16 19 0 18 1 0 1 1 0 8 0
aobjpl 72 6 0 0 1 0 1 1 0 8 0
uaddrrnd 24 1900 0 1873 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 1900 0 1873 1 0 1 1 0 8 0
vmmpekpl 168 16700 0 16646 3 0 3 3 0 8 0
vmmpepl 168 128917 0 127188 91 4 87 88 0 357 6
vmsppl 488 1899 0 1873 5 0 5 5 0 8 0
rwobjpl 80 36927 0 35957 27 3 24 24 0 8 0
pdppl 4096 3809 0 3746 199 126 73 89 0 8 10
pvpl 32 15316 0 0 126 2 124 124 0 265 0
pmappl 256 1899 0 1873 3 0 3 3 0 8 0
extentpl 40 46 0 28 1 0 1 1 0 8 0
phpool 120 611 0 144 15 0 15 15 0 8 0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> trace
db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457
panic(ffffffff8463f130) at panic+0x270 sys/kern/subr_prf.c:198
__asan_load1_noabort(ffff800001a7e388) at __asan_load1_noabort+0xbc
kprintf() at kprintf+0x2a71 sys/kern/subr_prf.c:1065
addlog(ffffffff84d4aa80) at addlog+0xdf sys/kern/subr_prf.c:329
pf_osfp_add(ffff800001a7e300) at pf_osfp_add+0x56a sys/net/pf_osfp.c:346
pfioctl(14900,c088444f,ffff800001a7e300,2,ffff80003b7642c0) at pfioctl+0x4c49 sys/net/pf_ioctl.c:3414
VOP_IOCTL(ffff800001c201e8,c088444f,ffff800001a7e300,2,ffff800000119820,ffff80003b7642c0) at VOP_IOCTL+0x131 sys/kern/vfs_vops.c:264
vn_ioctl(ffff800001c11020,c088444f,ffff800001a7e300,ffff80003b7642c0) at vn_ioctl+0x18c sys/kern/vfs_vnops.c:537
sys_ioctl(ffff80003b7642c0,ffff8000362f35e0,ffff8000362f3540) at sys_ioctl+0x868 sys/kern/sys_generic.c:510
syscall(ffff8000362f35e0) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff8000362f35e0) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x2f52d578280, count: -12
ddb{0}> machine ddbcpu 1
Stopped at x86_ipi_db+0x19: leave
x86_ipi_db(ffff800028fe3ff0) at x86_ipi_db+0x19 sys/arch/amd64/amd64/db_interface.c:412
x86_ipi_handler() at x86_ipi_handler+0x112 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__mp_lock(ffffffff85428780) at __mp_lock+0x272 __mp_lock_spin sys/kern/kern_lock.c:142 [inline]
__mp_lock(ffffffff85428780) at __mp_lock+0x272 sys/kern/kern_lock.c:173
syscall(ffff800029ac69b0) at syscall+0x1048 mi_syscall sys/sys/syscall_mi.h:175 [inline]
syscall(ffff800029ac69b0) at syscall+0x1048 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x777acb154010, count: 9
ddb{1}> trace
x86_ipi_db(ffff800028fe3ff0) at x86_ipi_db+0x19 sys/arch/amd64/amd64/db_interface.c:412
x86_ipi_handler() at x86_ipi_handler+0x112 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__mp_lock(ffffffff85428780) at __mp_lock+0x272 __mp_lock_spin sys/kern/kern_lock.c:142 [inline]
__mp_lock(ffffffff85428780) at __mp_lock+0x272 sys/kern/kern_lock.c:173
syscall(ffff800029ac69b0) at syscall+0x1048 mi_syscall sys/sys/syscall_mi.h:175 [inline]
syscall(ffff800029ac69b0) at syscall+0x1048 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x777acb154010, count: -6
---
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