kern.securelevel: 0 -> 1 creating runtime link editor directory cache. preserving editor files. starting network daemons: sshd. starting local daemons:. Thu Jan 2 17:40:03 PST 2020 OpenBSD/amd64 (ci-openbsd-main-1.c.syzkaller.internal) (tty00) Warning: Permanently added '10.128.0.207' (ECDSA) to the list of known hosts. executing program login: panic: unhandled af 115 Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 69248 91027 0 0x2 0x4000000 0 syz-executor8656 db_enter() at db_enter+0x18 panic(ffffffff821b8616) at panic+0x15c unhandled_af(73) at unhandled_af+0x16 pf_addrcpy(ffff80001d3d87a8,ffff80001d3d8aa0,73) at pf_addrcpy+0x99 pfioctl(4900,c0504417,ffff80001d3d8aa0,1,ffff8000ffff4ee0) at pfioctl+0x43c0 VOP_IOCTL(fffffd805d6b0750,c0504417,ffff80001d3d8aa0,1,fffffd806c3bed20,ffff8000ffff4ee0) at VOP_IOCTL+0x88 vn_ioctl(fffffd805d72e4b8,c0504417,ffff80001d3d8aa0,ffff8000ffff4ee0) at vn_ioctl+0xb7 sys_ioctl(ffff8000ffff4ee0,ffff80001d3d8bb8,ffff80001d3d8c00) at sys_ioctl+0x5b9 syscall(ffff80001d3d8c80) at syscall+0x507 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x3603830e170, 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> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic unhandled af 115 ddb> trace db_enter() at db_enter+0x18 panic(ffffffff821b8616) at panic+0x15c unhandled_af(73) at unhandled_af+0x16 pf_addrcpy(ffff80001d3d87a8,ffff80001d3d8aa0,73) at pf_addrcpy+0x99 pfioctl(4900,c0504417,ffff80001d3d8aa0,1,ffff8000ffff4ee0) at pfioctl+0x43c0 VOP_IOCTL(fffffd805d6b0750,c0504417,ffff80001d3d8aa0,1,fffffd806c3bed20,ffff8000ffff4ee0) at VOP_IOCTL+0x88 vn_ioctl(fffffd805d72e4b8,c0504417,ffff80001d3d8aa0,ffff8000ffff4ee0) at vn_ioctl+0xb7 sys_ioctl(ffff8000ffff4ee0,ffff80001d3d8bb8,ffff80001d3d8c00) at sys_ioctl+0x5b9 syscall(ffff80001d3d8c80) at syscall+0x507 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x3603830e170, count: -10 ddb> show registers rdi 0 rsi 0x1 rbp 0xffff80001d3d8660 rbx 0xffff80001d3d8710 rdx 0x2 rcx 0x1 rax 0x1 r8 0xffff80001d3d8620 r9 0x1 r10 0xd511834e5bfe9f17 r11 0x33b95ca94b218d3a r12 0x3000000008 r13 0xffff80001d3d8670 r14 0x100 r15 0x1 rip 0xffffffff81f91018 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff80001d3d8650 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb> show proc PROC (syz-executor8656) pid=69248 stat=onproc flags process=2 proc=4000000 pri=52, usrpri=52, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff4c68,0xffff8000ffff4298 process=0xffff80001d39a018 user=0xffff80001d3d3000, vmspace=0xfffffd806bc0a440 estcpu=2, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 91027 277796 48538 0 2 0x2 syz-executor8656 *91027 69248 48538 0 7 0x4000002 syz-executor8656 91027 44605 48538 0 3 0x4000082 fsleep syz-executor8656 48538 43559 37965 0 3 0x10008a pause ksh 37965 237512 46781 0 3 0x92 select sshd 52930 155656 1 0 3 0x100083 ttyin getty 46781 111064 1 0 3 0x80 select sshd 82598 105439 21124 73 3 0x100090 kqread syslogd 21124 341828 1 0 3 0x100082 netio syslogd 12235 59617 1 77 3 0x100090 poll dhclient 91798 307231 1 0 3 0x80 poll dhclient 48666 265607 0 0 2 0x14200 zerothread 37966 365052 0 0 3 0x14200 aiodoned aiodoned 5129 309461 0 0 3 0x14200 syncer update 75432 197586 0 0 3 0x14200 cleaner cleaner 62884 24072 0 0 3 0x14200 reaper reaper 95212 476606 0 0 3 0x14200 pgdaemon pagedaemon 76437 146149 0 0 3 0x14200 bored crynlk 13666 193186 0 0 3 0x14200 bored crypto 74874 197662 0 0 3 0x40014200 acpi0 acpi0 83583 110728 0 0 3 0x14200 bored softnet 78076 214789 0 0 3 0x14200 bored systqmp 72392 91657 0 0 3 0x14200 bored systq 54352 345207 0 0 3 0x40014200 bored softclock 41030 91070 0 0 3 0x40014200 idle0 47892 247930 0 0 3 0x14200 bored smr 1 147164 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb> show all locks No such command ddb> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9438 6319K 6320K 78643K 10535 0 pcb 13 8K 8K 78643K 13 0 rtable 61 1K 2K 78643K 117 0 ifaddr 24 7K 7K 78643K 24 0 counters 19 16K 16K 78643K 19 0 ioctlops 0 0K 2K 78643K 13 0 mount 1 1K 1K 78643K 1 0 vnodes 1180 74K 74K 78643K 1185 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 0K 0K 78643K 2 0 sem 2 0K 0K 78643K 2 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1794 195K 288K 78643K 12646 0 file desc 1 0K 0K 78643K 1 0 proc 47 38K 46K 78643K 278 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 151 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 63 3K 3K 78643K 730 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 3 0K 0K 78643K 3 0 temp 20 3003K 3067K 78643K 1710 0 SYN cache 2 16K 16K 78643K 2 0 ddb> 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 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 27 0 19 1 0 1 1 0 8 0 syncache 264 5 0 5 1 0 1 1 0 8 1 tcpcb 544 8 0 5 1 0 1 1 0 8 0 inpcb 280 22 0 16 1 0 1 1 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 1392 0 15 45 0 45 45 0 8 0 ffsino 240 1392 0 15 81 0 81 81 0 8 0 nchpl 144 1567 0 31 57 0 57 57 0 8 0 uvmvnodes 72 1401 0 0 26 0 26 26 0 8 0 vnodes 208 1401 0 0 74 0 74 74 0 8 0 namei 1024 3480 0 3480 1 0 1 1 0 8 1 scxspl 192 2399 0 2399 1 0 1 1 0 8 1 plimitpl 152 13 0 8 1 0 1 1 0 8 0 sigapl 432 176 0 166 2 0 2 2 0 8 0 futexpl 56 5 0 4 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 112 114 0 107 1 0 1 1 0 8 0 fdescpl 424 177 0 166 2 0 2 2 0 8 0 filepl 120 859 0 814 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 17 0 9 1 0 1 1 0 8 0 pgrppl 48 17 0 9 1 0 1 1 0 8 0 ucredpl 96 47 0 40 1 0 1 1 0 8 0 zombiepl 144 166 0 166 1 0 1 1 0 8 1 processpl 872 191 0 166 4 0 4 4 0 8 0 procpl 632 193 0 166 3 0 3 3 0 8 0 sockpl 384 64 0 48 2 0 2 2 0 8 0 mcl4k 4096 10 0 10 1 0 1 1 0 8 1 mcl2k 2048 5923 0 5887 8 1 7 8 0 8 0 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 10098 0 10047 6 1 5 6 0 8 0 bufpl 280 2106 0 258 132 0 132 132 0 8 0 anonpl 16 18562 0 17379 7 2 5 7 0 107 0 amapchunkpl 152 552 0 512 2 0 2 2 0 158 0 amappl16 192 29 0 27 1 0 1 1 0 8 0 amappl15 184 42 0 38 1 0 1 1 0 8 0 amappl14 176 13 0 12 1 0 1 1 0 8 0 amappl12 160 6 0 6 1 0 1 1 0 8 1 amappl11 152 45 0 34 1 0 1 1 0 8 0 amappl10 144 2 0 2 1 1 0 1 0 8 0 amappl9 136 370 0 369 1 0 1 1 0 8 0 amappl8 128 63 0 58 1 0 1 1 0 8 0 amappl7 120 64 0 56 1 0 1 1 0 8 0 amappl6 112 46 0 44 1 0 1 1 0 8 0 amappl5 104 160 0 150 1 0 1 1 0 8 0 amappl4 96 396 0 372 1 0 1 1 0 8 0 amappl3 88 111 0 102 1 0 1 1 0 8 0 amappl2 80 732 0 673 2 0 2 2 0 8 0 amappl1 72 12060 0 11653 16 6 10 16 0 8 1 amappl 80 375 0 354 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 24 177 0 166 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 177 0 166 1 0 1 1 0 8 0 vmmpekpl 168 5220 0 5206 1 0 1 1 0 8 0 vmmpepl 168 26462 0 25635 48 6 42 48 0 357 6 vmsppl 272 176 0 166 1 0 1 1 0 8 0 pdppl 4096 360 0 332 5 0 5 5 0 8 0 pvpl 32 71814 0 68988 27 0 27 27 0 265 2 pmappl 200 176 0 166 1 0 1 1 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 116 0 4 4 0 4 4 0 8 0