SYZFAIL: SIGSEGV
pc-offset:0xffffffff217ce221 pc:0xdeadbeef addr:0x0 code=65537 (errno 9: Bad file descriptor)
pid 822 (dhclient), jid 0, uid 0: exited on signal 11 (core dumped)
pid 1295 (syz-executor), jid 0, uid 0: exited on signal 11 (core dumped)
pid 760 (csh), jid 0, uid 0: exited on signal 11 (core dumped)
if_delmulti_locked: detaching ifnet instance 0xfffffe0058591000
if_delmulti_locked: detaching ifnet instance 0xfffffe0057e4e000
if_delmulti_locked: detaching ifnet instance 0xfffffe0057e4e000
if_delmulti_locked: detaching ifnet instance 0xfffffe0057e4e000