syzbot


SYZFAIL: failed to send rpc

Status: upstream: reported on 2024/07/18 20:00
Reported-by: syzbot+bd347ab81c1636cd5828@syzkaller.appspotmail.com
First crash: 537d, last: 17h57m

Sample crash report:
SYZFAIL: failed to send rpc
fd=3 want=360 sent=0 n=-1 (errno 32: Broken pipe)


FreeBSD/amd64 (ci-freebsd-main-8.us-central1-b.c.syzkaller.internal) (ttyu0)

login: maxproc limit exceeded by uid 0 (pid 8607); see tuning(7) and login.conf(5)
if_delmulti_locked: detaching ifnet instance 0xfffffe0058740c00
if_delmulti_locked: detaching ifnet instance 0xfffffe0058740c00
if_delmulti_locked: detaching ifnet instance 0xfffffe0058740c00
set $lines = 0
Password:maxproc limit exceeded by uid 0 (pid 9547); see tuning(7) and login.conf(5)

Login incorrect
login: if_delmulti_locked: detaching ifnet instance 0xfffffe0058740c00
if_delmulti_locked: detaching ifnet instance 0xfffffe0058740c00
if_delmulti_locked: detaching ifnet instance 0xfffffe0058740c00
show registers
Password:maxproc limit exceeded by uid 0 (pid 8270); see tuning(7) and login.conf(5)

Login incorrect
login: maxproc limit exceeded by uid 0 (pid 8911); see tuning(7) and login.conf(5)
ps
Jan  6 03:07:08 ci-freebsd-main-8 login[747]: 2 LOGIN FAILURES ON ttyu0
Password:maxproc limit exceeded by uid 0 (pid 8845); see tuning(7) and login.conf(5)

Login incorrect
login: maxproc limit exceeded by uid 0 (pid 12123); see tuning(7) and login.conf(5)
show malloc
Password:maxproc limit exceeded by uid 0 (pid 13801); see tuning(7) and login.conf(5)

Login incorrect
show all tcpcbs/bl
maxproc limit exceeded by uid 0 (pid 12071); see tuning(7) and login.conf(5)
maxproc limit exceeded by uid 0 (pid 9791); see tuning(7) and login.conf(5)
maxproc limit exceeded by uid 0 (pid 13391); see tuning(7) and login.conf(5)
maxproc limit exceeded by uid 0 (pid 11961); see tuning(7) and login.conf(5)
login: Password:maxproc limit exceeded by uid 0 (pid 10132); see tuning(7) and login.conf(5)

Crashes (1002):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/01/06 03:07 freebsd-src a3394b6a23fb 15f6fd08 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/05 22:45 freebsd-src a3394b6a23fb 15f6fd08 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/05 11:59 freebsd-src a3394b6a23fb 917fe602 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/05 02:44 freebsd-src a3394b6a23fb e3fbc05e console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/03 22:55 freebsd-src a3394b6a23fb e3fbc05e console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/03 17:22 freebsd-src a3394b6a23fb e3fbc05e console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/03 00:12 freebsd-src a3394b6a23fb e3fbc05e console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/02 19:20 freebsd-src a3394b6a23fb af6b70b9 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/02 14:00 freebsd-src a3394b6a23fb af6b70b9 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/02 02:40 freebsd-src a3394b6a23fb 2733a373 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/01 21:11 freebsd-src a3394b6a23fb 2733a373 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/01 02:19 freebsd-src a3394b6a23fb 2733a373 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/31 20:48 freebsd-src a3394b6a23fb 49aa01cc console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/30 16:34 freebsd-src a3394b6a23fb d32f762a console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/30 08:39 freebsd-src a3394b6a23fb 17e6c961 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/30 03:22 freebsd-src a3394b6a23fb 17e6c961 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/29 22:37 freebsd-src a3394b6a23fb a938fefb console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/28 17:12 freebsd-src a3394b6a23fb 5dc09de1 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/28 00:25 freebsd-src a3394b6a23fb 5dc09de1 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/27 06:22 freebsd-src a3394b6a23fb 5dc09de1 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/26 23:26 freebsd-src a3394b6a23fb 5dc09de1 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/26 21:11 freebsd-src a3394b6a23fb 5dc09de1 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/25 20:43 freebsd-src 5629b5cf7993 5dc09de1 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/25 13:40 freebsd-src 4f184fd35d81 5dc09de1 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/24 23:00 freebsd-src 4f184fd35d81 5dc09de1 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/24 17:28 freebsd-src 8d5a11cd0137 5dc09de1 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/24 08:57 freebsd-src 8d5a11cd0137 5dc09de1 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/23 19:06 freebsd-src 3c83b5d340f6 5dc09de1 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/23 02:57 freebsd-src 183513d15f22 607f1549 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/23 01:21 freebsd-src 183513d15f22 607f1549 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/22 17:38 freebsd-src 183513d15f22 607f1549 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/22 02:02 freebsd-src 95788a851deb e14dbeb9 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/21 16:22 freebsd-src 117306dc606b e14dbeb9 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/20 07:04 freebsd-src 7f39d05b67ae e14dbeb9 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/20 03:05 freebsd-src 1efb6541c677 e14dbeb9 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/19 08:45 freebsd-src 391e8709315d e14dbeb9 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/19 07:25 freebsd-src 391e8709315d e14dbeb9 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2025/12/17 00:00 freebsd-src cce603cfca77 a066d2bc 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
2026/01/05 09:37 freebsd-src a3394b6a23fb e3fbc05e console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2026/01/05 08:19 freebsd-src a3394b6a23fb e3fbc05e console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2026/01/04 04:04 freebsd-src a3394b6a23fb e3fbc05e console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2025/12/24 21:32 freebsd-src 4f184fd35d81 5dc09de1 console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2025/12/17 11:15 freebsd-src f94bfc469df9 a066d2bc console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2025/12/16 20:17 freebsd-src 7a83fedc116d a066d2bc console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
* Struck through repros no longer work on HEAD.