syzbot


SYZFAIL: SIGILL (2)

Status: upstream: reported on 2025/02/27 20:45
Reported-by: syzbot+61a027aef5302fd88780@syzkaller.appspotmail.com
First crash: 202d, last: 2h23m
Similar bugs (1)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd SYZFAIL: SIGILL -1 101 303d 422d 0/2 auto-obsoleted due to no activity on 2025/01/08 00:48

Sample crash report:
SYZFAIL: SIGILL
pc-offset:0xffffffff217d1931 pc:0xdeadbeef addr:0x0 code=65537Connection to 10.128.1.209 closed by remote host.


FreeBSD/amd64 (ci-freebsd-main-4.us-central1-b.c.syzkaller.internal) (ttyu0)

login: if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800

FreeBSD/amd64 (ci-freebsd-main-4.us-central1-b.c.syzkaller.internal) (ttyu0)

login: if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45000
ktrace write failed, errno 27, tracing stopped for pid 494
pid 784 (sh), jid 0, uid 0: exited on signal 4 (core dumped)
ktrace write failed, errno 27, tracing stopped for pid 784
pid 742 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
ktrace write failed, errno 27, tracing stopped for pid 742
pid 772 (sh), jid 0, uid 0: exited on signal 4 (core dumped)
ktrace write failed, errno 27, tracing stopped for pid 772
pid 749 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
ktrace write failed, errno 27, tracing stopped for pid 749
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a46000
set $lines = 0
Password:pid 743 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
ktrace write failed, errno 27, tracing stopped for pid 743
pid 738 (sh), jid 0, uid 0: exited on signal 4 (core dumped)
ktrace write failed, errno 27, tracing stopped for pid 738
pid 745 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
ktrace write failed, errno 27, tracing stopped for pid 745
pid 744 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
ktrace write failed, errno 27, tracing stopped for pid 744
pid 747 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
ktrace write failed, errno 27, tracing stopped for pid 747
pid 746 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
ktrace write failed, errno 27, tracing stopped for pid 746
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800
if_delmulti_locked: detaching ifnet instance 0x
fffffe0007a45800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45800
Login incorrect
login: if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058575000
show registers
Password:if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007a45000

Login incorrect
login: ps
Password:
Login incorrect
login: show malloc
Password:
Login incorrect
show all tcpcbs/bl

Crashes (492):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/09/18 05:43 freebsd-src 08d41d8803d9 e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/18 01:08 freebsd-src 08d41d8803d9 e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/17 21:11 freebsd-src 08d41d8803d9 e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/17 12:01 freebsd-src dea1dd669054 e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/17 04:56 freebsd-src dea1dd669054 e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/17 02:35 freebsd-src 99213b3c352c e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/16 19:43 freebsd-src 99213b3c352c e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/16 17:38 freebsd-src 99213b3c352c e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/16 04:54 freebsd-src 34a006eaa39c e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/15 22:41 freebsd-src 7780766b403d e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/15 19:40 freebsd-src 7780766b403d e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/15 11:43 freebsd-src 7780766b403d e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/15 10:05 freebsd-src 52096ba6b769 e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/15 06:30 freebsd-src 52096ba6b769 e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/15 02:55 freebsd-src 52096ba6b769 e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/15 00:03 freebsd-src 52096ba6b769 e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/14 22:59 freebsd-src 52096ba6b769 e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/14 15:12 freebsd-src bd7032e0b058 e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/14 01:20 freebsd-src 8a4e4c95244b e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/13 23:49 freebsd-src 8a4e4c95244b e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/13 11:12 freebsd-src d4282cfa97d6 e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/13 02:29 freebsd-src dbcaac13e49c e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/12 03:47 freebsd-src d869395ac4bd e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/11 20:31 freebsd-src 70afc95fc6ec e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/11 13:30 freebsd-src 70afc95fc6ec e2beed91 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/11 09:00 freebsd-src c8fb5a4d032b fdeaa69b console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/11 04:27 freebsd-src c8fb5a4d032b fdeaa69b console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/10 18:52 freebsd-src 275f7d72ff6a fdeaa69b console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/10 17:16 freebsd-src 275f7d72ff6a fdeaa69b console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/10 12:24 freebsd-src 275f7d72ff6a fdeaa69b console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/10 07:20 freebsd-src 2024887abc7d fdeaa69b console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/10 04:47 freebsd-src 2024887abc7d fdeaa69b console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/09 23:19 freebsd-src 2024887abc7d fdeaa69b console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/09 18:39 freebsd-src 2024887abc7d d291dd2d console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/08 21:54 freebsd-src c04fe26aa2f7 d291dd2d console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/08 10:59 freebsd-src c04fe26aa2f7 d291dd2d console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/08 08:13 freebsd-src c04fe26aa2f7 d291dd2d console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/08 03:58 freebsd-src c04fe26aa2f7 d291dd2d console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/07 21:02 freebsd-src c04fe26aa2f7 d291dd2d console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/07 13:26 freebsd-src c04fe26aa2f7 d291dd2d console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/06 21:39 freebsd-src c04fe26aa2f7 d291dd2d console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/06 17:47 freebsd-src c04fe26aa2f7 d291dd2d console log report ci-freebsd-main SYZFAIL: SIGILL
2025/09/06 12:55 freebsd-src c04fe26aa2f7 d291dd2d console log report ci-freebsd-main SYZFAIL: SIGILL
2025/02/27 20:44 freebsd-src 2980318b2747 6a8fcbc4 console log report ci-freebsd-main SYZFAIL: SIGILL
* Struck through repros no longer work on HEAD.