SYZFAIL: SIGFPE
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800
pc-offset:0xffffffff217d1931 pc:0xdeadbeef addr:0x0 code=65537Connection to 10.128.0.156 closed by remote host.
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800
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 0xfffffe0058574800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058574800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058574800

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

login: if_delmulti_locked: detaching ifnet instance 0xfffffe0058574800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058574800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058574800
ZFS filesystem version: 5
ZFS storage pool version: features support (5000)
set $lines = 0
pid 423 (devd), jid 0, uid 0: exited on signal 8 (core dumped)
pid 745 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
pid 760 (csh), jid 0, uid 0: exited on signal 8 (core dumped)
Password:pid 970 (syz-executor), tap1: tun/tap protocol violation, non-controlling process closed last.
ifaddr cache = 0xfffffe006df09600 is deleted
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
tap1: link state changed to DOWN
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
pid 813 (dhclient), jid 0, uid 0: exited on signal 8 (core dumped)
pid 735 (sh), jid 0, uid 0: exited on signal 8 (core dumped)
pid 746 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
pid 938 (syz-executor), tap0: tun/tap protocol violation, non-controlling process closed last.
ifaddr cache = 0xfffffe006df09480 is deleted
if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
tap0: link state changed to DOWN
if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
pid 334 (dhclient), jid 0, uid 0: exited on signal 8 (core dumped)
pid 742 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
pid 739 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
pid 337 (dhclient), jid 0, uid 0: exited on signal 8 (core dumped)
pid 740 (getty), jid 0, uid 0: exited on signal 8 (core dumped)

Login incorrect
login: pid 744 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
pid 743 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
pid 741 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
show registers
Password: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 0xfffffe0058575000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000

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