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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: 575d, last: 20d

Sample crash report:
SYZFAIL: failed to send rpc
fd=3 want=568 sent=0 n=-1 (errno 32: Broken pipe)


FreeBSD/amd64 (ci-freebsd-main-5.us-central1-b.c.syzkaller.internal) (ttyu0)

login: if_delmulti_locked: detaching ifnet instance 0xfffffe0058741000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2c00
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2c00
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2c00
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2c00
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2c00
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2c00
set $lines = 0
Password:if_delmulti_locked: detaching ifnet instance 0xfffffe0058741400
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741400
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741400

Login incorrect
login: if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
show registers
Password:if_delmulti_locked: detaching ifnet instance 0xfffffe0058741000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741000

Login incorrect
login: ps
Jan 24 17:33:09 ci-freebsd-main-5 login[747]: 2 LOGIN FAILURES ON ttyu0
Password:
Login incorrect
login: show malloc
Password:
Login incorrect
show all tcpcbs/bl

Crashes (1034):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/01/24 17:33 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/20 07:38 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/18 05:22 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/17 17:11 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/16 00:30 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/15 21:40 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/15 13:19 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/14 07:43 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/13 15:48 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/12 03:20 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/12 01:03 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/11 16:47 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/11 13:18 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/11 03:25 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/10 22:43 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/10 14:33 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/09 15:41 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/09 06:11 freebsd-src a3394b6a23fb f7cfc622 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/08 20:21 freebsd-src a3394b6a23fb f7cfc622 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/08 08:17 freebsd-src a3394b6a23fb c1f5c7d0 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/07 23:17 freebsd-src a3394b6a23fb c1f5c7d0 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/07 18:44 freebsd-src a3394b6a23fb 15f6fd08 console log report ci-freebsd-main SYZFAIL: failed to send rpc
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
2024/07/18 20:00 freebsd-src a4469a0d19b6 849d34e1 console log report ci-freebsd-main SYZFAIL: failed to send rpc
2026/01/25 03:06 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2026/01/25 01:22 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2026/01/18 17:01 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2026/01/18 02:56 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2026/01/17 13:55 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2026/01/11 19:13 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-i386 SYZFAIL: failed to send rpc
2026/01/07 14:16 freebsd-src a3394b6a23fb 15f6fd08 console log report ci-freebsd-i386 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
* Struck through repros no longer work on HEAD.