SYZFAIL: SIGILL if_delmulti_locked: detaching ifnet instance 0xfffffe0054218000 if_delmulti_locked: detaching ifnet instance 0xfffffe0054218000 if_delmulti_locked: detaching ifnet instance 0xfffffe0054218000 pc-offset:0xffffffff217d34d1 pc:0xdeadbeef addr:0x0 code=65537 (errno 9: Bad file descriptor) Connection to 10.128.0.226 closed by remote host. FreeBSD/amd64 (ci-freebsd-main-9.us-central1-b.c.syzkaller.internal) (ttyu0) login: if_delmulti_locked: detaching ifnet instance 0xfffffe0007793000 if_delmulti_locked: detaching ifnet instance 0xfffffe0007793000 if_delmulti_locked: detaching ifnet instance 0xfffffe0007793000 FreeBSD/amd64 (ci-freebsd-main-9.us-central1-b.c.syzkaller.internal) (ttyu0) login: pid 1109 (syz-executor), tap1: tun/tap protocol violation, non-controlling process closed last. pid 1107 (syz-executor), tap0: tun/tap protocol violation, non-controlling process closed last. ifaddr cache = 0xfffffe0057f0ba80 is deleted tap0: link state changed to DOWN ifaddr cache = 0xfffffe00585e4600 is deleted if_delmulti_locked: detaching ifnet instance 0xfffffe0007793800 if_delmulti_locked: detaching ifnet instance 0xfffffe0007793800 if_delmulti_locked: detaching ifnet instance 0xfffffe0007793800 tap1: link state changed to DOWN if_delmulti_locked: detaching ifnet instance 0xfffffe0054217800 if_delmulti_locked: detaching ifnet instance 0xfffffe0054217800 if_delmulti_locked: detaching ifnet instance 0xfffffe0054217800 pid 760 (csh), jid 0, uid 0: exited on signal 4 (core dumped) pid 746 (getty), jid 0, uid 0: exited on signal 4 (core dumped) pid 1086 (dhclient), jid 0, uid 0: exited on signal 4 (core dumped) pid 743 (getty), jid 0, uid 0: exited on signal 4 (core dumped) set $lines = 0 pid 337 (dhclient), jid 0, uid 0: exited on signal 4 (core dumped) pid 1067 (sh), jid 0, uid 0: exited on signal 4 (core dumped) Password:pid 745 (getty), jid 0, uid 0: exited on signal 4 (core dumped) pid 334 (dhclient), jid 0, uid 0: exited on signal 4 (core dumped) pid 740 (getty), jid 0, uid 0: exited on signal 4 (core dumped) pid 735 (sh), jid 0, uid 0: exited on signal 4 (core dumped) pid 739 (getty), jid 0, uid 0: exited on signal 4 (core dumped) pid 744 (getty), jid 0, uid 0: exited on signal 4 (core dumped) if_delmulti_locked: detaching ifnet instance 0xfffffe0007793000 if_delmulti_locked: detaching ifnet instance 0xfffffe0007793000 if_delmulti_locked: detaching ifnet instance 0xfffffe0007793000 pid 742 (getty), jid 0, uid 0: exited on signal 4 (core dumped) pid 741 (getty), jid 0, uid 0: exited on signal 4 (core dumped) Login incorrect login: if_delmulti_locked: detaching ifnet instance 0xfffffe0054217800 if_delmulti_locked: detaching ifnet instance 0xfffffe0054217800 if_delmulti_locked: detaching ifnet instance 0xfffffe0054217800 if_delmulti_locked: detaching ifnet instance 0xfffffe0054218000 if_delmulti_locked: detaching ifnet instance 0xfffffe0054218000 if_delmulti_locked: detaching ifnet instance 0xfffffe0054218000 if_delmulti_locked: detaching ifnet instance 0xfffffe0007793800 if_delmulti_locked: detaching ifnet instance 0xfffffe0007793800 if_delmulti_locked: detaching ifnet instance 0xfffffe0007793800 show registers Password: Login incorrect login: ps Password: Login incorrect login: show malloc Password: Login incorrect show all tcpcbs/bl