kern.securelevel: 0 -> 1 creating runtime link editor directory cache. preserving editor files. starting network daemons: sshd. starting local daemons:. Tue Dec 31 05:04:10 PST 2019 OpenBSD/amd64 (ci-openbsd-multicore-6.c.syzkaller.internal) (tty00) Warning: Permanently added '10.128.1.51' (ECDSA) to the list of known hosts. executing program login: panic: unhandled af 105 Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 392239 93667 0 0x2 0 1 syz-executor7579 *294894 93667 0 0x2 0x4000000 0K syz-executor7579 db_enter() at db_enter+0x18 panic(ffffffff821da3f7) at panic+0x15c unhandled_af(69) at unhandled_af+0x16 pf_addrcpy(ffff800020b27928,ffff800020b27c20,69) at pf_addrcpy+0x99 pfioctl(4900,c0504417,ffff800020b27c20,1,ffff800020ad8010) at pfioctl+0x43cf VOP_IOCTL(fffffd806f6d4500,c0504417,ffff800020b27c20,1,fffffd807f7beb40,ffff800020ad8010) at VOP_IOCTL+0x88 vn_ioctl(fffffd8078e2c688,c0504417,ffff800020b27c20,ffff800020ad8010) at vn_ioctl+0xb7 sys_ioctl(ffff800020ad8010,ffff800020b27d38,ffff800020b27d80) at sys_ioctl+0x5b9 syscall(ffff800020b27e00) at syscall+0x4a4 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8318706b1d0, 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic unhandled af 105 ddb{0}> trace db_enter() at db_enter+0x18 panic(ffffffff821da3f7) at panic+0x15c unhandled_af(69) at unhandled_af+0x16 pf_addrcpy(ffff800020b27928,ffff800020b27c20,69) at pf_addrcpy+0x99 pfioctl(4900,c0504417,ffff800020b27c20,1,ffff800020ad8010) at pfioctl+0x43cf VOP_IOCTL(fffffd806f6d4500,c0504417,ffff800020b27c20,1,fffffd807f7beb40,ffff800020ad8010) at VOP_IOCTL+0x88 vn_ioctl(fffffd8078e2c688,c0504417,ffff800020b27c20,ffff800020ad8010) at vn_ioctl+0xb7 sys_ioctl(ffff800020ad8010,ffff800020b27d38,ffff800020b27d80) at sys_ioctl+0x5b9 syscall(ffff800020b27e00) at syscall+0x4a4 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8318706b1d0, count: -10 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800020b277e0 rbx 0xffff800020b27890 rdx 0x8b rcx 0x2 rax 0x1 r8 0xffffffff81bb9caf kprintf+0x16f r9 0x1 r10 0x979886ce53a2ca24 r11 0xb238c2826025407b r12 0x3000000008 r13 0xffff800020b277f0 r14 0x100 r15 0x1 rip 0xffffffff81e5f0e8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800020b277d0 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor7579) pid=294894 stat=onproc flags process=2 proc=4000000 pri=52, usrpri=52, nice=20 forw=0xffffffffffffffff, list=0xffff800020ad8c68,0xffffffff8263bd38 process=0xffff800020aa2aa8 user=0xffff800020b22000, vmspace=0xfffffd806e79a5c8 estcpu=2, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 93667 392239 1238 0 7 0x2 syz-executor7579 93667 125830 1238 0 3 0x4000082 fsleep syz-executor7579 *93667 294894 1238 0 7 0x4000002 syz-executor7579 1238 136007 70086 0 3 0x10008a pause ksh 70086 252226 60983 0 3 0x92 select sshd 85535 481078 1 0 3 0x100083 ttyin getty 60983 48532 1 0 3 0x80 select sshd 7965 46224 72382 74 3 0x100092 bpf pflogd 72382 436726 1 0 3 0x80 netio pflogd 667 280774 7541 73 3 0x100090 kqread syslogd 7541 167861 1 0 3 0x100082 netio syslogd 34893 164539 1 77 3 0x100090 poll dhclient 25208 331737 1 0 3 0x80 poll dhclient 83941 130165 0 0 2 0x14200 zerothread 7798 474182 0 0 3 0x14200 aiodoned aiodoned 56908 505366 0 0 3 0x14200 syncer update 78142 51641 0 0 3 0x14200 cleaner cleaner 10771 197262 0 0 3 0x14200 reaper reaper 18 445628 0 0 3 0x14200 pgdaemon pagedaemon 15653 99811 0 0 3 0x14200 bored crynlk 68121 95044 0 0 3 0x14200 bored crypto 12441 297392 0 0 3 0x40014200 acpi0 acpi0 11422 38631 0 0 3 0x40014200 idle1 39124 405685 0 0 3 0x14200 bored softnet 64607 106328 0 0 3 0x14200 bored systqmp 34512 432578 0 0 3 0x14200 bored systq 72730 292801 0 0 3 0x40014200 bored softclock 85292 176494 0 0 3 0x40014200 idle0 3612 190824 0 0 3 0x14200 bored smr 1 227434 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 93667 (syz-executor7579) thread 0xffff800020ad8010 (294894) exclusive rwlock netlock r = 0 (0xffffffff82508618) #0 witness_lock+0x52e #1 pfioctl+0x15f #2 VOP_IOCTL+0x88 #3 vn_ioctl+0xb7 #4 sys_ioctl+0x5b9 #5 syscall+0x4a4 #6 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8261bd50) #0 witness_lock+0x52e #1 syscall+0x400 #2 Xsyscall+0x128 ddb{0}> 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{0}> 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 8 0 0 1 0 1 1 0 8 0 pfstkey 112 8 0 0 1 0 1 1 0 8 0 pfstate 328 8 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 97 0 0 7 0 7 7 0 8 0 art_table 32 98 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 2548 0 2548 2 1 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 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 64 0 0 8 0 8 8 0 8 0 mtagpl 80 1 0 0 1 0 1 1 0 8 0 mbufpl 256 78 0 0 5 0 5 5 0 8 0 bufpl 280 2210 0 274 139 0 139 139 0 8 0 anonpl 16 19294 0 17996 7 1 6 7 0 125 0 amapchunkpl 152 529 0 487 2 0 2 2 0 158 0 amappl16 192 31 0 29 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 3 0 3 2 1 1 1 0 8 1 amappl11 152 47 0 32 1 0 1 1 0 8 0 amappl10 144 6 0 3 1 0 1 1 0 8 0 amappl9 136 422 0 421 1 0 1 1 0 8 0 amappl8 128 71 0 66 1 0 1 1 0 8 0 amappl7 120 76 0 67 1 0 1 1 0 8 0 amappl6 112 48 0 45 1 0 1 1 0 8 0 amappl5 104 130 0 117 1 0 1 1 0 8 0 amappl4 96 460 0 434 1 0 1 1 0 8 0 amappl3 88 109 0 101 1 0 1 1 0 8 0 amappl2 80 810 0 746 2 0 2 2 0 8 0 amappl1 72 13895 0 13447 15 5 10 15 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 2 1 1 2 0 8 0 vmmpepl 168 29710 0 28799 51 10 41 49 0 357 1 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 79487 0 76413 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 112 136 0 4 4 0 4 4 0 8 0