SYZFAIL: SIGBUS
pc-offset:0xffffffff217cdfe1 pc:0xdeadbeef addr:0x0 code=65537 (errno 9: Bad file descriptor)


FreeBSD/amd64 (ci-freebsd-main-6.us-central1-b.c.syzkaller.internal) (ttyu0)

Connection to 10.128.10.31 closed by remote host.
login: pid 761 (csh), jid 0, uid 0: exited on signal 10 (core dumped)
ktrace write failed, errno 27, tracing stopped for pid 761
pid 784 (sh), jid 0, uid 0: exited on signal 10 (core dumped)
pid 743 (getty), jid 0, uid 0: exited on signal 10 (core dumped)
set $maxwidth = 0
pid 919 (syz-executor), tap1: tun/tap protocol violation, non-controlling process closed last.
ifaddr cache = 0xfffffe006eb08000 is deleted
tap1: link state changed to DOWN
if_delmulti_locked: detaching ifnet instance 0xfffffe0054647800
if_delmulti_locked: detaching ifnet instance 0xfffffe0054647800
if_delmulti_locked: detaching ifnet instance 0xfffffe0054647800
2025-03-30T10:52:01.458743+00:00pid 913 (syz-executor), tap0: tun/tap protocol violation, non-controlling process closed last.
 ci-freebsd-mainifaddr cache = 0xfffffe006eb08900 is deleted
-6.us-central1-btap0: link state changed to DOWN
if_delmulti_locked: detaching ifnet instance 0xfffffe005.c.syzkaller.int4648000
ernal init 925 -if_delmulti_locked: detaching ifnet instance 0xfffffe0054648000
 - fatal signal:pid 819 (dhclient), jid 0, uid 0: exited on signal 10 (core dumped)
 Bus error
if_delmulti_locked: detaching ifnet instance 0xfffffe0054648000
pid 921 (syz-executor), tap2: tun/tap protocol violation, non-controlling process closed last.
pid 424 (devd), jid 0, uid 0: exited on signal 10 (core dumped)
ifaddr cache = 0xfffffe006eb08300 is deleted
tap2: link state changed to DOWN
if_delmulti_locked: detaching ifnet instance 0xfffffe0058d8e000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058d8e000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058d8e000
pid 920 (syz-executor), tap3: tun/tap protocol violation, non-controlling process closed last.
ifaddr cache = 0xfffffe006eb08480 is deleted
if_delmulti_locked: detaching ifnet instance 0xfffffe0058d8e800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058d8e800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058d8e800
tap3: link state changed to DOWN
pid 747 (getty), jid 0, uid 0: exited on signal 10 (core dumped)
pid 736 (sh), jid 0, uid 0: exited on signal 10 (core dumped)
pid 338 (dhclient), jid 0, uid 0: exited on signal 10 (core dumped)
pid 744 (getty), jid 0, uid 0: exited on signal 10 (core dumped)
if_delmulti_locked: detaching ifnet instance 0xfffffe005464a000
pid 740 (getty), jid 0, uid 0: exited on signal 10 (core dumped)
pid 335 (dhclient), jid 0, uid 0: exited on signal 10 (core dumped)
pid 742 (getty), jid 0, uid 0: exited on signal 10 (core dumped)
pid 741 (getty), jid 0, uid 0: exited on signal 10 (core dumped)
pid 745 (getty), jid 0, uid 0: exited on signal 10 (core dumped)
show registers
pid 923 (getty), jid 0, uid 0: exited on signal 10 (core dumped)
if_delmulti_locked: detaching ifnet instance 0xfffffe0058d8e800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058d8e800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058d8e800
pid 924 (getty), jid 0, uid 0: exited on signal 10 (core dumped)

FreeBSD/amd64 (ci-freebsd-main-6.us-central1-b.c.syzkaller.internal) (ttyu0)

login: show proc
Password:if_delmulti_locked: detaching ifnet instance 0xfffffe0058d8e000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058d8e000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058d8e000
if_delmulti_locked: detaching ifnet instance 0xfffffe0054648000
if_delmulti_locked: detaching ifnet instance 0xfffffe0054648000
if_delmulti_locked: detaching ifnet instance 0xfffffe0054648000
if_delmulti_locked: detaching ifnet instance 0xfffffe0054647800
if_delmulti_locked: detaching ifnet instance 0xfffffe0054647800
if_delmulti_locked: detaching ifnet instance 0xfffffe0054647800

Login incorrect
login: show all locks
Password:
Login incorrect
login: show uma
Password: