SYZFAIL: SIGILL if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800 pc-offset:0xffffffff217c9b61 pc:0xdeadbeef addr:0x0 code=65537 (errno 9: Bad file descriptor) Connection to 10.128.1.196 closed by remote host. FreeBSD/amd64 (ci-freebsd-main-6.c.syzkaller.internal) (ttyu0) login: if_delmulti_locked: detaching ifnet instance 0xfffffe0058726800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058726800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058726800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058725000 if_delmulti_locked: detaching ifnet instance 0xfffffe0058725000 if_delmulti_locked: detaching ifnet instance 0xfffffe0058725000 FreeBSD/amd64 (ci-freebsd-main-6.c.syzkaller.internal) (ttyu0) login: if_delmulti_locked: detaching ifnet instance 0xfffffe0058726800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058726800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058726800 pid 424 (devd), jid 0, uid 0: exited on signal 4 (core dumped) pid 338 (dhclient), jid 0, uid 0: exited on signal 4 (core dumped) pid 744 (getty), jid 0, uid 0: exited on signal 4 (core dumped) pid 740 (getty), jid 0, uid 0: exited on signal 4 (core dumped) pid 335 (dhclient), jid 0, uid 0: exited on signal 4 (core dumped) pid 747 (getty), jid 0, uid 0: exited on signal 4 (core dumped) pid 746 (getty), jid 0, uid 0: exited on signal 4 (core dumped) pid 2564 (sh), jid 0, uid 0: exited on signal 4 (core dumped) set $lines = 0 pid 761 (csh), jid 0, uid 0: exited on signal 4 (core dumped) pid 745 (getty), jid 0, uid 0: exited on signal 4 (core dumped) Password:pid 741 (getty), jid 0, uid 0: exited on signal 4 (core dumped) pid 743 (getty), jid 0, uid 0: exited on signal 4 (core dumped) pid 742 (getty), jid 0, uid 0: exited on signal 4 (core dumped) if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800 pid 2566 (syz-executor), jid 0, uid 0: exited on signal 4 (core dumped) Login incorrect login: if_delmulti_locked: detaching ifnet instance 0xfffffe005421f800 if_delmulti_locked: detaching ifnet instance 0xfffffe005421f800 if_delmulti_locked: detaching ifnet instance 0xfffffe005421f800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058725000 if_delmulti_locked: detaching ifnet instance 0xfffffe0058725000 if_delmulti_locked: detaching ifnet instance 0xfffffe0058725000 show registers Password: Login incorrect login: ps Password: Login incorrect login: show malloc Password: Login incorrect