syzbot


SYZFAIL: child failed (2)

Status: upstream: reported syz repro on 2024/01/14 02:20
Reported-by: syzbot+a9d73857ff9b40d0fd1c@syzkaller.appspotmail.com
First crash: 744d, last: 2d03h
Similar bugs (1)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd SYZFAIL: child failed -1 syz 286 1383d 1801d 0/2 closed as invalid on 2023/10/05 09:34

Sample crash report:
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: repeatedly failed to execute the program
proc=0 req=16 state=3 status=67 (errno 9: Bad file descriptor)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3800
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3800
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3800
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3800
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3800
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3800


FreeBSD/amd64 (ci-freebsd-main-1.us-central1-b.c.syzkaller.internal) (ttyu0)

login: set $lines = 0
Password:
Login incorrect
login: show registers
Password:
Login incorrect
login: ps
Dec 20 17:23:27 ci-freebsd-main-1 login[749]: 2 LOGIN FAILURES ON ttyu0
Password:
Login incorrect
login: show malloc
Password:
Login incorrect
show all tcpcbs/bl

Crashes (14980):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/12/20 17:23 freebsd-src 7f39d05b67ae e14dbeb9 console log report syz / log ci-freebsd-main SYZFAIL: child failed
2024/01/15 18:14 freebsd-src 787cb30d20ac 2a7bcc7f console log report syz ci-freebsd-main SYZFAIL: child failed
2024/01/14 02:19 freebsd-src c8328f1a7b6e 551587c1 console log report syz ci-freebsd-i386 SYZFAIL: child failed
2026/01/25 19:10 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/25 17:56 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/25 16:35 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/25 15:27 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/25 14:21 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/25 12:40 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/25 09:50 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/25 08:32 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/25 07:49 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/25 06:40 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/25 03:55 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/24 22:22 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/24 20:13 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/24 19:06 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/24 18:43 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/24 17:09 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/24 16:01 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/24 14:43 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/24 14:24 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/24 12:59 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/24 11:53 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/24 09:48 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-main SYZFAIL: child failed
2026/01/24 07:28 freebsd-src a3394b6a23fb 4f25b9b4 console log report ci-freebsd-main SYZFAIL: child failed
2026/01/24 06:05 freebsd-src a3394b6a23fb 4f25b9b4 console log report ci-freebsd-main SYZFAIL: child failed
2026/01/24 04:24 freebsd-src a3394b6a23fb 4f25b9b4 console log report ci-freebsd-main SYZFAIL: child failed
2026/01/24 03:00 freebsd-src a3394b6a23fb 4f25b9b4 console log report ci-freebsd-main SYZFAIL: child failed
2026/01/23 23:46 freebsd-src a3394b6a23fb 4f25b9b4 console log report ci-freebsd-main SYZFAIL: child failed
2026/01/23 22:19 freebsd-src a3394b6a23fb 4f25b9b4 console log report ci-freebsd-main SYZFAIL: child failed
2026/01/23 20:48 freebsd-src a3394b6a23fb 319d7797 console log report ci-freebsd-main SYZFAIL: child failed
2026/01/23 19:39 freebsd-src a3394b6a23fb 319d7797 console log report ci-freebsd-main SYZFAIL: child failed
2026/01/23 16:41 freebsd-src a3394b6a23fb 319d7797 console log report ci-freebsd-main SYZFAIL: child failed
2026/01/23 15:19 freebsd-src a3394b6a23fb 319d7797 console log report ci-freebsd-main SYZFAIL: child failed
2026/01/23 13:30 freebsd-src a3394b6a23fb 319d7797 console log report ci-freebsd-main SYZFAIL: child failed
2026/01/23 12:17 freebsd-src a3394b6a23fb 319d7797 console log report ci-freebsd-main SYZFAIL: child failed
2026/01/23 11:32 freebsd-src a3394b6a23fb 319d7797 console log report ci-freebsd-main SYZFAIL: child failed
2026/01/23 08:48 freebsd-src a3394b6a23fb 56f88057 console log report ci-freebsd-main SYZFAIL: child failed
2026/01/25 10:58 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-i386 SYZFAIL: child failed
2026/01/25 05:05 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-i386 SYZFAIL: child failed
2026/01/25 01:57 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-i386 SYZFAIL: child failed
2026/01/25 00:11 freebsd-src a3394b6a23fb 40acda8a console log report ci-freebsd-i386 SYZFAIL: child failed
2026/01/24 01:47 freebsd-src a3394b6a23fb 4f25b9b4 console log report ci-freebsd-i386 SYZFAIL: child failed
2026/01/23 18:11 freebsd-src a3394b6a23fb 319d7797 console log report ci-freebsd-i386 SYZFAIL: child failed
2026/01/23 17:55 freebsd-src a3394b6a23fb 319d7797 console log report ci-freebsd-i386 SYZFAIL: child failed
2026/01/23 09:52 freebsd-src a3394b6a23fb 319d7797 console log report ci-freebsd-i386 SYZFAIL: child failed
* Struck through repros no longer work on HEAD.