SYZFAIL: SIGILL
pc-offset:0xffffffff217d4ef1 pc:0xdeadbeef addr:0x0 code=65537 (errno 9: Bad file descriptor)
Connection to 10.128.0.140 closed by remote host.
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741400
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
pid 942 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
ZFS filesystem version: 5
ZFS storage pool version: features support (5000)
pid 783 (sh), jid 0, uid 0: exited on signal 4 (core dumped)
pid 941 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 935 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 760 (csh), jid 0, uid 0: exited on signal 4 (core dumped)
pid 939 (getty), jid 0, uid 0: exited on signal 4 (core dumped)

FreeBSD/amd64 (ci-freebsd-main-0.us-central1-b.c.syzkaller.internal) (ttyu0)

login: pid 940 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
set $lines = 0
pid 957 (syz-executor), tap0: tun/tap protocol violation, non-controlling process closed last.
ifaddr cache = 0xfffffe0058088a80 is deleted
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3800
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3800
tap0: link state changed to DOWN
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3800
Password:pid 936 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 938 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 937 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
pid 1060 (syz-executor), jid 0, uid 0: exited on signal 4 (core dumped)

Login incorrect
login: if_delmulti_locked: detaching ifnet instance 0xfffffe0058741400
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741400
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741400
show registers
Password:if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3800
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3800
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3800
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400

Login incorrect
login: ps
Password:
Login incorrect
login: show malloc
Password:
Login incorrect
show all tcpcbs/bl