syzbot

SYZFAIL: SIGBUS
pid 877 (rtsol), jid 0, uid 0: exited on signal 10 (no core dump - other error)
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
pc-offset:0xffffffff217d4ef1 pc:0xdeadbeef addr:0x0 code=65537 (errno 9: Bad file descriptor)
pid 737 (sleep), jid 0, uid 0: exited on signal 10 (no core dump - other error)
tap5: Ethernet address: 58:9c:fc:10:e6:49
tap5: link state changed to UP
tap0: Ethernet address: 58:9c:fc:10:61:81
tap0: link state changed to UP
pid 1340 (ifconfig), jid 0, uid 0: exited on signal 10 (no core dump - coredumpsize limit is 0)
tap5: link state changed to DOWN
pid 1340 (ifconfig), tap0: tun/tap protocol violation, non-controlling process closed last.
tap0: link state changed to DOWN
pid 943 (getty), jid 0, uid 0: exited on signal 10 (core dumped)
pid 1338 (syz-executor), jid 0, uid 0: exited on signal 10 (core dumped)
pid 779 (sh), jid 0, uid 0: exited on signal 10 (core dumped)
pid 940 (getty), jid 0, uid 0: exited on signal 10 (core dumped)
pid 760 (csh), jid 0, uid 0: exited on signal 10 (core dumped)
pid 935 (getty), jid 0, uid 0: exited on signal 10 (core dumped)
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741800
pid 769 (sh), jid 0, uid 0: exited on signal 10 (core dumped)
pid 938 (getty), jid 0, uid 0: exited on signal 10 (core dumped)
pid 936 (getty), jid 0, uid 0: exited on signal 10 (core dumped)
pid 934 (getty), jid 0, uid 0: exited on signal 10 (core dumped)

FreeBSD/amd64 (ci-freebsd-main-2.us-central1-b.c.syzkaller.internal) (ttyu0)

login: set $lines = 0
pid 942 (getty), jid 0, uid 0: exited on signal 10 (core dumped)
Password:pid 937 (getty), jid 0, uid 0: exited on signal 10 (core dumped)
pid 939 (getty), jid 0, uid 0: exited on signal 10 (core dumped)

Login incorrect
login: show registers
Password:
Login incorrect
login: ps
Password:
Login incorrect
login: if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
show malloc
Password:
Login incorrect
giving up on deferred unmount of /dev after 10 retries, error 16
show all tcpcbs/bl