login: panic: unhandled af 187 Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 339269 24605 0 0x2 0 0 syz-executor1802 *497912 24605 0 0x2 0x4000000 1K syz-executor1802 db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff821d81f2) at panic+0x15c sys/kern/subr_prf.c:207 unhandled_af(bb) at unhandled_af+0x16 pf_addrcpy(ffff800020b26c18,ffff800020b26f10,bb) at pf_addrcpy+0x99 sys/net/pf.c:409 pfioctl(4900,c0504417,ffff800020b26f10,1,ffff800020ad8288) at pfioctl+0x43cf sys/net/pf_ioctl.c:1827 VOP_IOCTL(fffffd806f6d2430,c0504417,ffff800020b26f10,1,fffffd807f7beae0,ffff800020ad8288) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291 vn_ioctl(fffffd8072e6d558,c0504417,ffff800020b26f10,ffff800020ad8288) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:533 sys_ioctl(ffff800020ad8288,ffff800020b27028,ffff800020b27070) at sys_ioctl+0x5b9 syscall(ffff800020b270f0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:92 [inline] syscall(ffff800020b270f0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:555 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x3a21d4dc550, count: 5 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 unhandled af 187 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff821d81f2) at panic+0x15c sys/kern/subr_prf.c:207 unhandled_af(bb) at unhandled_af+0x16 pf_addrcpy(ffff800020b26c18,ffff800020b26f10,bb) at pf_addrcpy+0x99 sys/net/pf.c:409 pfioctl(4900,c0504417,ffff800020b26f10,1,ffff800020ad8288) at pfioctl+0x43cf sys/net/pf_ioctl.c:1827 VOP_IOCTL(fffffd806f6d2430,c0504417,ffff800020b26f10,1,fffffd807f7beae0,ffff800020ad8288) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291 vn_ioctl(fffffd8072e6d558,c0504417,ffff800020b26f10,ffff800020ad8288) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:533 sys_ioctl(ffff800020ad8288,ffff800020b27028,ffff800020b27070) at sys_ioctl+0x5b9 syscall(ffff800020b270f0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:92 [inline] syscall(ffff800020b270f0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:555 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x3a21d4dc550, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800020b26ad0 rbx 0xffff800020b26b80 rdx 0x8b rcx 0x2 rax 0x1 r8 0xffffffff81babddf kprintf+0x16f r9 0x1 r10 0x955aad6b3278cd2e r11 0x55b043b38fcb6053 r12 0x3000000008 r13 0xffff800020b26ae0 r14 0x100 r15 0x1 rip 0xffffffff8144bd18 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800020b26ac0 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor1802) pid=497912 stat=onproc flags process=2 proc=4000000 pri=54, usrpri=54, nice=20 forw=0xffffffffffffffff, list=0xffff800020ad8010,0xffffffff82657d48 process=0xffff800020aa3540 user=0xffff800020b22000, vmspace=0xfffffd806e7a32e8 estcpu=4, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 24605 339269 75062 0 7 0x2 syz-executor1802 24605 23252 75062 0 3 0x4000082 fsleep syz-executor1802 *24605 497912 75062 0 7 0x4000002 syz-executor1802 75062 210183 89726 0 3 0x10008a pause ksh 89726 240338 12422 0 3 0x92 select sshd 33616 2517 1 0 3 0x100083 ttyin getty 12422 490582 1 0 3 0x80 select sshd 14588 72165 78030 74 3 0x100092 bpf pflogd 78030 512425 1 0 3 0x80 netio pflogd 73936 137114 93283 73 3 0x100090 kqread syslogd 93283 52327 1 0 3 0x100082 netio syslogd 33773 385428 1 77 3 0x100090 poll dhclient 80156 1145 1 0 3 0x80 poll dhclient 17109 201190 0 0 3 0x14200 pgzero zerothread 34928 317249 0 0 3 0x14200 aiodoned aiodoned 71530 491083 0 0 3 0x14200 syncer update 97973 255820 0 0 3 0x14200 cleaner cleaner 1431 110931 0 0 3 0x14200 reaper reaper 97459 369431 0 0 3 0x14200 pgdaemon pagedaemon 20855 147603 0 0 3 0x14200 bored crynlk 94323 423438 0 0 3 0x14200 bored crypto 11571 179690 0 0 3 0x40014200 acpi0 acpi0 87533 226436 0 0 3 0x40014200 idle1 7783 177739 0 0 3 0x14200 bored softnet 36808 494475 0 0 3 0x14200 bored systqmp 37075 71888 0 0 3 0x14200 bored systq 48340 395687 0 0 3 0x40014200 bored softclock 20283 334778 0 0 3 0x40014200 idle0 47947 420246 0 0 3 0x14200 bored smr 1 133740 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 24605 (syz-executor1802) thread 0xffff800020ad8288 (497912) exclusive rwlock netlock r = 0 (0xffffffff8249bdb8) #0 witness_lock+0x52e sys/kern/subr_witness.c:1163 #1 pfioctl+0x15f sys/net/pf_ioctl.c:1028 #2 VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291 #3 vn_ioctl+0xb7 sys/kern/vfs_vnops.c:533 #4 sys_ioctl+0x5b9 #5 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:92 [inline] #5 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:555 #6 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82624950) #0 witness_lock+0x52e sys/kern/subr_witness.c:1163 #1 syscall+0x400 mi_syscall sys/sys/syscall_mi.h:83 [inline] #1 syscall+0x400 sys/arch/amd64/amd64/trap.c:555 #2 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9461 6393K 6394K 78643K 10552 0 pcb 13 8K 8K 78643K 13 0 rtable 61 2K 2K 78643K 127 0 ifaddr 29 8K 8K 78643K 30 0 counters 39 33K 33K 78643K 39 0 ioctlops 0 0K 4K 78643K 1467 0 mount 1 1K 1K 78643K 1 0 vnodes 1181 74K 74K 78643K 1186 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 1K 78643K 2 0 VM map 2 1K 1K 78643K 2 0 sem 2 0K 0K 78643K 2 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 196K 290K 78643K 12766 0 file desc 1 0K 0K 78643K 1 0 proc 59 63K 71K 78643K 358 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 in_multi 11 0K 0K 78643K 11 0 ether_multi 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 19 95K 95K 78643K 19 0 exec 0 0K 1K 78643K 177 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 69 3K 3K 78643K 819 0 UVM aobj 2 2K 2K 78643K 2 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 NDP 4 0K 0K 78643K 4 0 temp 26 3007K 3071K 78643K 1977 0 SYN cache 2 16K 16K 78643K 2 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 2 0 0 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 15 0 13 1 0 1 1 0 8 0 rtentry 112 23 0 1 1 0 1 1 0 8 0 unpcb 120 29 0 19 1 0 1 1 0 8 0 syncache 264 5 0 5 2 1 1 1 0 8 1 tcpcb 544 8 0 5 1 0 1 1 0 8 0 inpcb 280 29 0 23 1 0 1 1 0 8 0 pfosfp 40 846 0 423 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 9 0 0 1 0 1 1 0 8 0 pfstkey 112 9 0 0 1 0 1 1 0 8 0 pfstate 328 9 0 0 1 0 1 1 0 8 0 pfrule 1360 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 96 0 0 6 0 6 6 0 8 0 art_table 32 97 0 0 1 0 1 1 0 8 0 art_node 16 22 0 2 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1401 0 16 45 0 45 45 0 8 0 ffsino 272 1401 0 16 93 0 93 93 0 8 0 nchpl 144 1577 0 34 58 0 58 58 0 8 0 uvmvnodes 72 1411 0 0 26 0 26 26 0 8 0 vnodes 208 1411 0 0 75 0 75 75 0 8 0 namei 1024 3774 0 3774 2 1 1 1 0 8 1 percpumem 16 30 0 0 1 0 1 1 0 8 0 scxspl 192 2564 0 2564 3 2 1 2 0 8 1 plimitpl 152 14 0 8 1 0 1 1 0 8 0 sigapl 432 204 0 192 2 0 2 2 0 8 0 futexpl 56 1 0 0 1 0 1 1 0 8 0 knotepl 112 5 0 0 1 0 1 1 0 8 0 kqueuepl 104 1 0 0 1 0 1 1 0 8 0 pipepl 112 128 0 121 2 1 1 1 0 8 0 fdescpl 488 205 0 192 3 0 3 3 0 8 0 filepl 152 998 0 948 2 0 2 2 0 8 0 lockfpl 104 5 0 4 1 0 1 1 0 8 0 lockfspl 48 3 0 2 1 0 1 1 0 8 0 sessionpl 112 18 0 9 1 0 1 1 0 8 0 pgrppl 48 18 0 9 1 0 1 1 0 8 0 ucredpl 96 52 0 43 1 0 1 1 0 8 0 zombiepl 144 192 0 192 2 1 1 1 0 8 1 processpl 904 220 0 192 4 0 4 4 0 8 0 procpl 632 222 0 192 3 0 3 3 0 8 0 sockpl 384 73 0 55 2 0 2 2 0 8 0 mcl4k 4096 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 79 0 0 10 0 10 10 0 8 0 mtagpl 80 1 0 0 1 0 1 1 0 8 0 mbufpl 256 104 0 0 7 0 7 7 0 8 0 bufpl 280 2210 0 274 139 0 139 139 0 8 0 anonpl 16 19243 0 17949 7 1 6 7 0 125 0 amapchunkpl 152 529 0 487 2 0 2 2 0 158 0 amappl16 192 30 0 28 1 0 1 1 0 8 0 amappl15 184 50 0 47 1 0 1 1 0 8 0 amappl14 176 15 0 14 2 1 1 1 0 8 0 amappl12 160 6 0 6 1 1 0 1 0 8 0 amappl11 152 49 0 34 1 0 1 1 0 8 0 amappl10 144 2 0 0 1 0 1 1 0 8 0 amappl9 136 424 0 423 1 0 1 1 0 8 0 amappl8 128 70 0 64 1 0 1 1 0 8 0 amappl7 120 75 0 67 1 0 1 1 0 8 0 amappl6 112 50 0 46 1 0 1 1 0 8 0 amappl5 104 129 0 116 1 0 1 1 0 8 0 amappl4 96 464 0 437 1 0 1 1 0 8 0 amappl3 88 108 0 100 1 0 1 1 0 8 0 amappl2 80 787 0 722 2 0 2 2 0 8 0 amappl1 72 13951 0 13510 16 6 10 16 0 8 0 amappl 80 410 0 387 1 0 1 1 0 84 0 dma4096 4096 1 0 1 1 1 0 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 64 1 0 0 1 0 1 1 0 8 0 uaddrrnd 24 205 0 192 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 205 0 192 1 0 1 1 0 8 0 vmmpekpl 168 5365 0 5344 1 0 1 1 0 8 0 vmmpepl 168 29591 0 28679 56 14 42 51 0 357 2 vmsppl 368 204 0 192 2 0 2 2 0 8 0 pdppl 4096 417 0 384 5 0 5 5 0 8 0 pvpl 32 79322 0 76248 32 3 29 29 0 265 2 pmappl 232 204 0 192 1 0 1 1 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 139 0 4 4 0 4 4 0 8 0