kern.securelevel: 0 -> 1 creating runtime link editor directory cache. preserving editor files. starting network daemons: sshd. starting local daemons:. Wed Jan 1 12:37:25 PST 2020 OpenBSD/amd64 (ci-openbsd-main-0.c.syzkaller.internal) (tty00) Warning: Permanently added '10.128.0.73' (ECDSA) to the list of known hosts. executing program login: uvm_fault(0xfffffd806bc09cc0, 0x4c3, 0, 1) -> e kernel: page fault trap, code=0 Stopped at pfr_detach_table+0x20: movl 0x4c4(%r14),%r15d ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic kernel page fault uvm_fault(0xfffffd806bc09cc0, 0x4c3, 0, 1) -> e pfr_detach_table(ffffffffffffffff) at pfr_detach_table+0x20 end trace frame: 0xffff80001d3d25a0, count: 0 ddb> trace pfr_detach_table(ffffffffffffffff) at pfr_detach_table+0x20 pf_tbladdr_remove(ffff8000009f3558) at pf_tbladdr_remove+0x4e pf_rm_rule(0,ffff8000009f3520) at pf_rm_rule+0x3fc pfioctl(4900,cd604404,ffff8000006be000,2,ffff8000ffff5648) at pfioctl+0x4f7a VOP_IOCTL(fffffd80609400d0,cd604404,ffff8000006be000,2,fffffd806c3beba0,ffff8000ffff5648) at VOP_IOCTL+0x88 vn_ioctl(fffffd805d719788,cd604404,ffff8000006be000,ffff8000ffff5648) at vn_ioctl+0xb7 sys_ioctl(ffff8000ffff5648,ffff80001d3d2a48,ffff80001d3d2a90) at sys_ioctl+0x5b9 syscall(ffff80001d3d2b10) at syscall+0x507 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffd41f0, count: -9 ddb> show registers rdi 0xffffffffffffffff rsi 0x3 rbp 0xffff80001d3d2560 rbx 0xffff8000009f3768 rdx 0x3 rcx 0x1 rax 0xffffffff81560355 pfioctl+0x4015 r8 0x550 r9 0x1 r10 0xf982732e3e47ffef r11 0xb40ab09ea8b74869 r12 0xffff8000009f3878 r13 0xffff8000009f37f0 r14 0xffffffffffffffff r15 0xffffffffffffffff rip 0xffffffff812fb2a0 pfr_detach_table+0x20 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80001d3d2530 ss 0x10 pfr_detach_table+0x20: movl 0x4c4(%r14),%r15d ddb> show proc PROC (syz-executor3088) pid=9013 stat=onproc flags process=2 proc=0 pri=51, usrpri=51, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff4ee0,0xffffffff8254b668 process=0xffff80001d39a018 user=0xffff80001d3cd000, vmspace=0xfffffd806bc09cc0 estcpu=1, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND *71287 9013 71870 0 7 0x2 syz-executor3088 71870 432992 60797 0 3 0x10008a pause ksh 60797 228098 52138 0 2 0x12 sshd 60142 165500 1 0 3 0x100083 ttyin getty 52138 149286 1 0 3 0x80 select sshd 9705 188860 52642 73 3 0x100090 kqread syslogd 52642 281968 1 0 3 0x100082 netio syslogd 78320 177651 1 77 3 0x100090 poll dhclient 76630 78909 1 0 3 0x80 poll dhclient 26044 103734 0 0 2 0x14200 zerothread 54123 98048 0 0 3 0x14200 aiodoned aiodoned 53266 75323 0 0 3 0x14200 syncer update 41548 335290 0 0 3 0x14200 cleaner cleaner 24554 412587 0 0 3 0x14200 reaper reaper 94020 23450 0 0 3 0x14200 pgdaemon pagedaemon 96638 131332 0 0 3 0x14200 bored crynlk 4534 161409 0 0 3 0x14200 bored crypto 450 355046 0 0 3 0x40014200 acpi0 acpi0 4615 473377 0 0 3 0x14200 bored softnet 52521 94705 0 0 3 0x14200 bored systqmp 2482 147509 0 0 3 0x14200 bored systq 65983 349348 0 0 3 0x40014200 bored softclock 52128 123556 0 0 3 0x40014200 idle0 29627 31084 0 0 3 0x14200 bored smr 1 82924 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 1 4K 4K 78643K 14 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 61 3K 3K 78643K 708 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 1711 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 2 1 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 pfrule 1360 1 0 0 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 3479 0 3479 2 1 1 1 0 8 1 scxspl 192 2424 0 2424 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 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 2 1 1 1 0 8 0 fdescpl 424 177 0 166 2 0 2 2 0 8 0 filepl 120 858 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 2 1 1 1 0 8 1 processpl 872 191 0 166 4 0 4 4 0 8 0 procpl 632 191 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 2 1 1 1 0 8 1 mcl2k 2048 5785 0 5757 7 1 6 6 0 8 1 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 9932 0 9895 4 0 4 4 0 8 0 bufpl 280 2095 0 258 132 0 132 132 0 8 0 anonpl 16 17276 0 16138 7 2 5 7 0 107 0 amapchunkpl 152 466 0 430 2 0 2 2 0 158 0 amappl16 192 28 0 26 1 0 1 1 0 8 0 amappl15 184 42 0 38 1 0 1 1 0 8 0 amappl14 176 13 0 12 2 1 1 1 0 8 0 amappl12 160 4 0 4 1 1 0 1 0 8 0 amappl11 152 41 0 30 1 0 1 1 0 8 0 amappl10 144 1 0 1 1 1 0 1 0 8 0 amappl9 136 354 0 353 1 0 1 1 0 8 0 amappl8 128 63 0 59 1 0 1 1 0 8 0 amappl7 120 66 0 57 1 0 1 1 0 8 0 amappl6 112 45 0 42 1 0 1 1 0 8 0 amappl5 104 182 0 172 1 0 1 1 0 8 0 amappl4 96 395 0 372 1 0 1 1 0 8 0 amappl3 88 111 0 102 1 0 1 1 0 8 0 amappl2 80 691 0 640 3 1 2 2 0 8 0 amappl1 72 12165 0 11775 16 6 10 16 0 8 0 amappl 80 353 0 334 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 5221 0 5207 1 0 1 1 0 8 0 vmmpepl 168 26028 0 25260 48 10 38 48 0 357 2 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 70611 0 67864 28 2 26 26 0 265 3 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 5 4 0 4 4 0 8 0