SYZFAIL: SIGILL
pc-offset:0xffffffff217c7081 pc:0xdeadbeef addr:0x0 code=65537 (errno 9: Bad file descriptor)
Connection to 10.128.0.134 closed by remote host.
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000

FreeBSD/amd64 (ci-freebsd-main-6.c.syzkaller.internal) (ttyu0)

login: if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058546000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058546000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058546000
pid 736 (sh), jid 0, uid 0: exited on signal 4 (core dumped)
pid 424 (devd), jid 0, uid 0: exited on signal 4 (core dumped)
pid 747 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 808 (sh), jid 0, uid 0: exited on signal 4 (core dumped)
pid 335 (dhclient), jid 0, uid 0: exited on signal 4 (core dumped)
pid 746 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 745 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 744 (getty), 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
Password: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)
pid 740 (getty), jid 0, uid 0: exited on signal 4 (core dumped)

Login incorrect
login: if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800
show registers
Password:
Login incorrect
login: ps
Password:
Login incorrect
login: show malloc
Password:
Login incorrect