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SYZFAIL: failed to send rpc

Status: upstream: reported on 2024/07/18 20:00
Reported-by: syzbot+bd347ab81c1636cd5828@syzkaller.appspotmail.com
First crash: 406d, last: 3h53m

Sample crash report:
SYZFAIL: failed to send rpc
tap4: Ethernet address: 58:9c:fc:10:d3:96
tap4: link state changed to UP


FreeBSD/amd64 (ci-freebsd-main-2.us-central1-b.c.syzkaller.internal) (ttyu0)

fd=3 want=264 sent=0 n=-1 (errno 32: Broken pipe)
login: tap6: Ethernet address: 58:9c:fc:10:1b:7c
tap6: link state changed to UP
tap5: Ethernet address: 58:9c:fc:10:e6:49
tap5: link state changed to UP
ifaddr cache = 0xfffffe006e4d7180 is deleted
if_delmulti_locked: detaching ifnet instance 0xfffffe00783fb800
if_delmulti_locked: detaching ifnet instance 0xfffffe00783fb800
if_delmulti_locked: detaching ifnet instance 0xfffffe00783fb800
tap4: link state changed to DOWN
ifaddr cache = 0xfffffe005860ad80 is deleted
if_delmulti_locked: detaching ifnet instance 0xfffffe005856e800
if_delmulti_locked: detaching ifnet instance 0xfffffe005856e800
if_delmulti_locked: detaching ifnet instance 0xfffffe005856e800
if_delmulti_locked: detaching ifnet instance 0xfffffe005856e800
if_delmulti_locked: detaching ifnet instance 0xfffffe005856e800
if_delmulti_locked: detaching ifnet instance 0xfffffe005856e800
tap6: link state changed to DOWN
set $lines = 0
ifaddr cache = 0xfffffe006e4d6a80 is deleted
if_delmulti_locked: detaching ifnet instance 0xfffffe005856e000
if_delmulti_locked: detaching ifnet instance 0xfffffe005856e000
if_delmulti_locked: detaching ifnet instance 0xfffffe005856e000
tap5: link state changed to DOWN
Password:
Login incorrect
login: if_delmulti_locked: detaching ifnet instance 0xfffffe005856e000
if_delmulti_locked: detaching ifnet instance 0xfffffe005856e000
if_delmulti_locked: detaching ifnet instance 0xfffffe005856e000
show registers
Password:
Login incorrect
login: if_delmulti_locked: detaching ifnet instance 0xfffffe00783fb800
if_delmulti_locked: detaching ifnet instance 0xfffffe00783fb800
if_delmulti_locked: detaching ifnet instance 0xfffffe00783fb800
ps
Password:
Login incorrect
login: show malloc
Password:
Login incorrect
show all tcpcbs/bl
login: Password:

Crashes (613):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/08/29 13:19 freebsd-src c04fe26aa2f7 3e1beec6 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/29 08:13 freebsd-src c04fe26aa2f7 d401b9d7 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/29 06:24 freebsd-src c04fe26aa2f7 d401b9d7 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/29 04:23 freebsd-src c04fe26aa2f7 d401b9d7 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/28 23:41 freebsd-src c04fe26aa2f7 d401b9d7 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/28 22:39 freebsd-src c04fe26aa2f7 d401b9d7 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/28 18:00 freebsd-src c04fe26aa2f7 bee60a83 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/28 14:20 freebsd-src c04fe26aa2f7 bee60a83 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/28 11:22 freebsd-src c04fe26aa2f7 bee60a83 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/28 07:26 freebsd-src c04fe26aa2f7 e12e5ba4 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/27 22:59 freebsd-src c04fe26aa2f7 e12e5ba4 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/27 12:42 freebsd-src c04fe26aa2f7 e12e5ba4 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/27 09:27 freebsd-src c04fe26aa2f7 e12e5ba4 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/27 04:45 freebsd-src c04fe26aa2f7 e12e5ba4 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/26 15:22 freebsd-src c04fe26aa2f7 e12e5ba4 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/26 10:31 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/26 08:02 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/25 21:42 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/25 08:40 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/25 03:11 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/24 12:13 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/24 06:36 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/23 20:36 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/23 16:39 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/23 09:04 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/22 20:30 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/22 17:50 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/22 14:28 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/22 04:31 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/21 23:20 freebsd-src c04fe26aa2f7 3e79b825 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/21 19:12 freebsd-src c04fe26aa2f7 3e79b825 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/21 01:38 freebsd-src c04fe26aa2f7 0b9605c8 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/20 22:42 freebsd-src c04fe26aa2f7 bd178e57 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/20 19:15 freebsd-src c04fe26aa2f7 bd178e57 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/20 16:11 freebsd-src c04fe26aa2f7 bd178e57 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/20 05:02 freebsd-src c04fe26aa2f7 79512909 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/19 22:29 freebsd-src c04fe26aa2f7 79512909 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2024/07/18 20:00 freebsd-src a4469a0d19b6 849d34e1 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/08/27 18:39 freebsd-src c04fe26aa2f7 e12e5ba4 console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2025/08/26 04:05 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2025/08/24 16:46 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2025/08/21 21:39 freebsd-src c04fe26aa2f7 3e79b825 console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2025/08/21 07:43 freebsd-src c04fe26aa2f7 0b9605c8 console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2025/08/20 14:58 freebsd-src c04fe26aa2f7 bd178e57 console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2025/08/20 07:11 freebsd-src c04fe26aa2f7 79512909 console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2025/08/19 19:54 freebsd-src c04fe26aa2f7 523f460e console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
* Struck through repros no longer work on HEAD.