SYZFAIL: cover mmap failed
 (errno 12: Cannot allocate memory)
SYZFAIL: child failed
 (errno 0: No error: 0)
if_delmulti_locked: detaching ifnet instance 0xfffffe000819a800
if_delmulti_locked: detaching ifnet instance 0xfffffe000819a800
if_delmulti_locked: detaching ifnet instance 0xfffffe000819a800
if_delmulti_locked: detaching ifnet instance 0xfffffe0057898800
if_delmulti_locked: detaching ifnet instance 0xfffffe0057898800
if_delmulti_locked: detaching ifnet instance 0xfffffe0057898800
if