SYZFAIL: SIGFPE
Connection to 10.128.0.70 closed by remote host.
    lock type ufs: EXCL by thread 0xfffffe0054120000 (pid 958, syz-executor, tid 100394)
	nlink=1, effnlink=1, size=1048576, extsize 0
	generation=bf3aa260, uid=0, gid=0, flags=0x40008<modified>
	ino 115, on dev gpt/rootfs
if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
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 0xfffffe0007a45800
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 0xfffffe0007a45000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45000

FreeBSD/amd64 (ci-freebsd-main-1.us-central1-b.c.syzkaller.internal) (ttyu0)

login: pid 746 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
pid 818 (dhclient), jid 0, uid 0: exited on signal 8 (core dumped)
pid 789 (sh), jid 0, uid 0: exited on signal 8 (core dumped)
pid 742 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
set $lines = 0
pid 745 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
pid 337 (dhclient), jid 0, uid 0: exited on signal 8 (core dumped)
Password:pid 735 (sh), jid 0, uid 0: exited on signal 8 (core dumped)
pid 743 (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
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800
pid 334 (dhclient), jid 0, uid 0: exited on signal 8 (core dumped)
pid 744 (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 741 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
vnode_pager_putpages: zero-length write at 0 resid 12288
0xfffffe006e580000: type VREG state VSTATE_CONSTRUCTED op 0xffffffff8371ace0
    usecount 1, writecount 0, refcount 35 seqc users 0
    hold count flags ()
    flags (VIRF_PGREAD|VMP_LAZYLIST)
    v_object 0xfffffe005414f000 ref 0 pages 264 cleanbuf 32 dirtybuf 1
    lock type ufs: EXCL by thread 0xfffffe0054006000 (pid 16, syncer, tid 100084)
	nlink=1, effnlink=1, size=1048576, extsize 0
	generation=bf3aa260, uid=0, gid=0, flags=0x40008<modified>
	ino 115, on dev gpt/rootfs
pid 740 (getty), jid 0, uid 0: exited on signal 8 (core dumped)

Login incorrect
login: if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
show registers
Password:if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45000

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