SYZFAIL: SIGILL
pc-offset:0xffffffff217d1931 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 0xfffffe0058575000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058574000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058574000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058574000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058574800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058574800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058574800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800

FreeBSD/amd64 (ci-freebsd-main-3.us-central1-b.c.syzkaller.internal) (ttyu0)

login: if_delmulti_locked: detaching ifnet instance 0xfffffe0058574000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058574000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058574000
pid 915 (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 771 (sh), jid 0, uid 0: exited on signal 4 (core dumped)
pid 918 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 916 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 917 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 913 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 912 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
set $maxwidth = 0
Password:
Login incorrect
login: if_delmulti_locked: detaching ifnet instance 0xfffffe0058574800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058574800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058574800
show proc
Password:if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45000

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