My system don't started Tor daemon and dnscrypt-proxy daemon and still I get this kernel panic. I still use Unbound. I still have pf rules for transparent proxying. I only disabled Tor client.
I was thinking about simplify more before I answer, but dhill () mindcry ! org posted similar bug to bug mailing list. I will post further messages to his bug report. I have complete list of processes (ps auxww) just before I executed halt -p, because I have written script to do so every time I turn off or reboot OpenBSD. USER PID %CPU %MEM VSZ RSS TT STAT STARTED TIME COMMAND root 1 0.0 0.0 444 560 ?? Is 10:35AM 0:01.00 /sbin/init root 23793 0.0 1.1 409972 67552 ?? Ss 10:35AM 0:00.22 /sbin/mount_mfs -o rw -s 819200 -o nosuid -o nodev swap /tmp root 86233 0.0 0.0 20852 328 ?? Ss 10:35AM 0:00.01 /sbin/mount_mfs -o rw -s 40960 -o nosuid -o nodev swap /var/log root 5733 0.0 0.0 608 476 ?? Is 10:35AM 0:00.01 dhclient: bge0 [priv] (dhclient) _dhcp 91232 0.0 0.0 736 680 ?? Isp 10:35AM 0:00.07 dhclient: bge0 (dhclient) _syslogd 41780 0.0 0.0 956 1480 ?? Sp 10:36AM 0:00.03 /usr/sbin/syslogd root 18297 0.0 0.0 956 1292 ?? Isp 10:36AM 0:00.00 syslogd: [priv] (syslogd) root 38573 0.0 0.0 604 612 ?? Is 10:36AM 0:00.02 pflogd: [priv] (pflogd) _pflogd 35694 0.0 0.0 668 436 ?? Sp 10:36AM 0:00.36 pflogd: [running] -s 160 -i pflog0 -f /var/log/pflog (pflogd) _unbound 90885 0.0 0.2 9852 10852 ?? Is 10:36AM 0:00.25 unbound -c /var/unbound/etc/unbound.conf _relayd 74560 0.0 0.0 1176 2836 ?? Ip 10:36AM 0:00.01 relayd: hce (relayd) root 18863 0.0 0.1 1568 3408 ?? Is 10:36AM 0:00.02 /usr/sbin/relayd _relayd 50673 0.0 0.0 1204 2908 ?? Ip 10:36AM 0:00.02 relayd: pfe (relayd) _relayd 70251 0.0 0.1 1308 3280 ?? Ip 10:36AM 0:00.03 relayd: relay (relayd) _relayd 13920 0.0 0.0 1136 2876 ?? Ip 10:36AM 0:00.02 relayd: ca (relayd) _relayd 97513 0.0 0.0 1148 2856 ?? Ip 10:36AM 0:00.02 relayd: ca (relayd) _relayd 68353 0.0 0.0 1140 2860 ?? Ip 10:36AM 0:00.02 relayd: ca (relayd) _relayd 98221 0.0 0.1 1312 3280 ?? Ip 10:36AM 0:00.03 relayd: relay (relayd) _relayd 52134 0.0 0.1 1316 3288 ?? Ip 10:36AM 0:00.03 relayd: relay (relayd) _sndio 12325 0.0 0.0 500 1188 ?? I<sp 10:36AM 0:04.39 /usr/bin/sndiod _sndiop 22331 0.0 0.0 408 836 ?? Isp 10:36AM 0:00.00 sndiod: helper (sndiod) _dbus 47232 0.0 0.0 648 1380 ?? Is 10:36AM 0:00.06 /usr/local/bin/dbus-daemon --system root 12053 0.0 0.0 684 1220 ?? Isp 10:36AM 0:00.02 /usr/sbin/cron privoxyN 12322 0.0 0.4 17380 23556 ?? Is 10:36AM 0:00.29 /usr/local/sbin/privoxy --user privoxyNormalPlain /home/edited_something/privoxyReguly/normalPlain/config privoxyN 96531 0.0 0.4 17384 23556 ?? Is 10:36AM 0:00.28 /usr/local/sbin/privoxy --user privoxyNormal /home/edited_something/privoxyReguly/normal/config open 48580 1.0 0.5 13264 28648 ?? S 10:36AM 3:55.27 X :0 (Xorg) root 76876 0.0 0.0 2116 1268 ?? Ip 10:36AM 0:00.10 X: [priv] (Xorg) open 30291 0.0 0.0 608 1840 ?? Is 10:36AM 0:00.13 /usr/local/bin/dbus-daemon --fork --print-pid 5 --print-address 7 --session open 61760 0.0 0.1 2836 5656 ?? I 10:36AM 0:00.07 /usr/local/libexec/gvfsd open 11936 0.0 0.1 2820 5360 ?? I 11:13AM 0:00.05 /usr/local/libexec/at-spi-bus-launcher (at-spi-bus-launc) open 22151 0.0 0.0 552 2120 ?? S 11:13AM 0:00.45 /usr/local/bin/dbus-daemon --config-file=/usr/local/share/defaults/at-spi2/accessibility.conf --nofork --print-address 3 open 34686 0.0 0.1 1836 5420 ?? S 11:13AM 0:02.24 /usr/local/libexec/at-spi2-registryd (at-spi2-registry) open 91618 0.0 0.1 2280 5056 ?? I 11:13AM 0:00.05 /usr/local/libexec/gvfsd-metadata open 21047 0.0 0.0 660 744 C0 Isp 10:36AM 0:00.09 -ksh (ksh) open 7676 0.0 0.0 596 696 C0 I+p 10:36AM 0:00.32 /bin/sh ./uruchomSesje.sh open 54828 0.0 0.0 400 1760 C0 I+ 10:36AM 0:00.07 xinit /home/open/sesjaOpenbox.sh open 73737 0.0 0.0 596 688 C0 Ip 10:36AM 0:00.01 sh /home/open/sesjaOpenbox.sh open 52466 0.0 0.2 4140 13780 C0 S 10:36AM 0:05.40 /usr/local/bin/openbox open 40697 0.0 0.0 540 1692 C0 I 10:36AM 0:00.00 dbus-launch --exit-with-session --sh-syntax /usr/local/bin/openbox-session open 23878 0.0 0.1 1452 4344 C0 S 10:36AM 0:16.27 /usr/local/bin/compton -b --use-ewmh-active-win open 31992 0.0 0.0 632 2456 C0 S 10:36AM 0:00.23 /usr/local/bin/stalonetray --dockapp-mode=simple --vertical open 76206 0.0 0.2 5124 9740 C0 S 10:36AM 0:00.12 /usr/local/bin/skippy open 44347 0.0 0.0 596 696 C0 Sp 12:50PM 0:00.01 /bin/sh /home/open/.config/openbox/skryptyDlaOpenBoxa/wylaczPC.sh open 40227 0.0 0.0 932 1148 C0 Rp 12:50PM 0:00.01 ps -auxww root 79014 0.0 0.0 324 1212 C1 Is+p 10:36AM 0:00.01 /usr/libexec/getty std.9600 ttyC1 root 88090 0.0 0.0 316 1196 C2 Is+p 10:36AM 0:00.02 /usr/libexec/getty std.9600 ttyC2 root 17130 0.0 0.0 316 1200 C3 Is+p 10:36AM 0:00.00 /usr/libexec/getty std.9600 ttyC3 root 76297 0.0 0.0 312 1184 C5 Is+p 10:36AM 0:00.00 /usr/libexec/getty std.9600 ttyC5 panic as always: panic() __assert() pf_state_key_unref() pf_pkt_unlink_state_key() m_free() sbdrop() sbflush() sbrelease() sorflush() sofree() soclose() soo_close() fdrop() trace reveals a bit more: panic() __assert() pf_state_key_unref() pf_pkt_unlink_state_key() m_free() sbdrop() sbflush() sbrelease() sorflush() sofree() soclose() soo_close() fdrop() closef() fdfree() exit1() sys_exit() syscall() ---syscall(number 1)--- end of kernel