SYZFAIL: SIGSEGV
Connection to 10.128.0.167 closed by remote host.
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2400
if_delmulti_locked: detaching ifnet instance 0xfffffe0058740c00
if_delmulti_locked: detaching ifnet instance 0xfffffe0058740c00
if_delmulti_locked: detaching ifnet instance 0xfffffe0058740c00
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
pid 760 (csh), jid 0, uid 0: exited on signal 11 (core dumped)
pid 781 (sh), jid 0, uid 0: exited on signal 11 (core dumped)
pid 951 (getty), jid 0, uid 0: exited on signal 11 (core dumped)
pid 944 (getty), jid 0, uid 0: exited on signal 11 (core dumped)
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2c00
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2c00
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2c00
pid 770 (sh), jid 0, uid 0: exited on signal 11 (core dumped)
pid 945 (getty), jid 0, uid 0: exited on signal 11 (core dumped)
pid 943 (getty), jid 0, uid 0: exited on signal 11 (core dumped)
pid 736 (sh), jid 0, uid 0: exited on signal 11 (core dumped)
pid 947 (getty), jid 0, uid 0: exited on signal 11 (core dumped)

FreeBSD/amd64 (ci-freebsd-main-7.us-central1-b.c.syzkaller.internal) (ttyu0)

login: if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2000
pid 948 (getty), jid 0, uid 0: exited on signal 11 (core dumped)
pid 946 (getty), jid 0, uid 0: exited on signal 11 (core dumped)
if_delmulti_locked: detaching ifnet instance 0xfffffe0058740c00
if_delmulti_locked: detaching ifnet instance 0xfffffe0058740c00
if_delmulti_locked: detaching ifnet instance 0xfffffe0058740c00
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741400
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741400
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741400
set if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3800
$maxwiif_delmulti_locked: detaching ifnet instance 0xfffffe00077c3800
dth = 0
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3800
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2400
Password:if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400

Login incorrect
login: show proc
Password:
Login incorrect
login: show all locks
Password:
Login incorrect
login: show uma
Password:
Login incorrect