SYZFAIL: too much cover
thr=0, cov=1864135 (errno 14: Bad address)
SYZFAIL: child failed
 (errno 0: No error: 0)
if_delmulti_locked: detaching ifnet instance 0xfffffe005735a800
if_delmulti_locked: detaching ifnet instance 0xfffffe005735a800
if_delmulti_locked: detaching ifnet instance 0xfffffe005735a800
if_delmulti_locked: detaching ifnet instance 0xfffffe0092b87800
if_delmulti_locked: detaching ifnet instance 0xfffffe0092b87800
if_delmulti_locked: detaching ifnet instance 0xfffffe0092b87800
if_delmulti_locked: detaching ifnet instance 0xfffffe0092b88000
if_delmulti_locked: detaching ifnet instance 0xfffffe0092b88000
if_delmulti_locked: detaching ifnet instance 0xfffffe0092b88000


FreeBSD/amd64 (ci-freebsd-i38if_delmulti_locked: detaching ifnet instance 0xfffffe0092b88800
6-1.c.syzkaller.if_delmulti_locked: detaching ifnet instance 0xfffffe0092b88800
internal) (ttyu0if_delmulti_locked: detaching ifnet instance 0xfffffe0092b88800
)

login: Apr 15 17:34:13 ci-freebsd-i386-1 dhclient[1926]: Interface tap2 is down, dhclient exiting