syzbot


SYZFAIL: SIGILL (2)

Status: upstream: reported on 2025/02/27 20:45
Reported-by: syzbot+61a027aef5302fd88780@syzkaller.appspotmail.com
First crash: 281d, last: 12h56m
Similar bugs (1)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd SYZFAIL: SIGILL -1 101 382d 501d 0/2 auto-obsoleted due to no activity on 2025/01/08 00:48

Sample crash report:
SYZFAIL: SIGILL
Connection to 10.128.1.26 closed by remote host.


FreeBSD/amd64 (ci-freebsd-main-7.us-central1-b.c.syzkaller.internal) (ttyu0)

login: if_delmulti_locked: detaching ifnet instance 0xfffffe0054218000
if_delmulti_locked: detaching ifnet instance 0xfffffe0054218000
if_delmulti_locked: detaching ifnet instance 0xfffffe0054218000
if_delmulti_locked: detaching ifnet instance 0xfffffe0054217800
if_delmulti_locked: detaching ifnet instance 0xfffffe0054217800
if_delmulti_locked: detaching ifnet instance 0xfffffe0054217800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007793000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007793000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007793000

FreeBSD/amd64 (ci-freebsd-main-7.us-central1-b.c.syzkaller.internal) (ttyu0)

login: if_delmulti_locked: detaching ifnet instance 0xfffffe0007793800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007793800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007793800
pid 337 (dhclient), jid 0, uid 0: exited on signal 4 (core dumped)
pid 792 (sh), jid 0, uid 0: exited on signal 4 (core dumped)
set $lines = 0
pid 740 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
Password:pid 334 (dhclient), jid 0, uid 0: exited on signal 4 (core dumped)
pid 735 (sh), jid 0, uid 0: exited on signal 4 (core dumped)
pid 743 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 742 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 817 (dhclient), jid 0, uid 0: exited on signal 4 (core dumped)
pid 739 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 744 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 741 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
if_delmulti_locked: detaching ifnet instance 0xfffffe0007793000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007793000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007793000

Login incorrect
login: if_delmulti_locked: detaching ifnet instance 0xfffffe0054217800
if_delmulti_locked: detaching ifnet instance 0xfffffe0054217800
if_delmulti_locked: detaching ifnet instance 0xfffffe0054217800
show registers
Password:if_delmulti_locked: detaching ifnet instance 0xfffffe0054218000
if_delmulti_locked: detaching ifnet instance 0xfffffe0054218000
if_delmulti_locked: detaching ifnet instance 0xfffffe0054218000
if_delmulti_locked: detaching ifnet instance 0xfffffe0007793800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007793800
if_delmulti_locked: detaching ifnet instance 0xfffffe0007793800

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

Crashes (782):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/12/06 04:59 freebsd-src 27ff0bbcfd27 cee4cb10 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/05 12:41 freebsd-src fc88be257e30 cee4cb10 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/05 11:16 freebsd-src fc88be257e30 cee4cb10 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/05 08:09 freebsd-src fc88be257e30 cee4cb10 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/04 15:43 freebsd-src a8b0208e7e98 cee4cb10 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/04 08:09 freebsd-src 1ba6fd3de531 cee4cb10 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/04 04:48 freebsd-src 1ba6fd3de531 cee4cb10 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/03 19:31 freebsd-src ef8a0ef2aa97 98d1f71f console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/03 18:22 freebsd-src ef8a0ef2aa97 98d1f71f console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/03 01:41 freebsd-src babb41a81e84 d4611817 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/02 21:02 freebsd-src babb41a81e84 d4611817 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/02 18:15 freebsd-src babb41a81e84 d4611817 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/02 08:46 freebsd-src 639e65144aa7 d4611817 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/02 06:32 freebsd-src 639e65144aa7 d4611817 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/02 01:56 freebsd-src 639e65144aa7 d4611817 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/01 20:42 freebsd-src 31407551c3d4 3887d60d console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/01 16:57 freebsd-src 31407551c3d4 3887d60d console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/01 14:50 freebsd-src 31407551c3d4 3887d60d console log report ci-freebsd-main SYZFAIL: SIGILL
2025/12/01 08:23 freebsd-src 5bfdb66ad985 01c07bfe console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/30 17:16 freebsd-src 029a09f18032 01c07bfe console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/30 11:23 freebsd-src 02b72b1540bf 01c07bfe console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/30 09:12 freebsd-src 02b72b1540bf 01c07bfe console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/29 13:07 freebsd-src 3d91a746380e 01c07bfe console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/29 07:11 freebsd-src 3d91a746380e 01c07bfe console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/28 21:12 freebsd-src 6facc476f305 d1b870e1 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/28 12:43 freebsd-src a3b0902d7390 e8331348 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/28 01:44 freebsd-src 39cbfc78b50c e8331348 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/27 09:03 freebsd-src 3e69618d4bfb e8331348 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/27 05:53 freebsd-src 3e69618d4bfb e8331348 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/27 03:39 freebsd-src 3e69618d4bfb e8331348 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/26 16:09 freebsd-src 23af364630b1 c116feb4 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/26 03:54 freebsd-src 2b4dbad2db57 64219f15 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/25 10:42 freebsd-src 4cd93df95e69 64219f15 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/25 09:15 freebsd-src 4cd93df95e69 64219f15 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/25 06:35 freebsd-src 4cd93df95e69 64219f15 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/25 05:25 freebsd-src 4cd93df95e69 64219f15 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/24 20:43 freebsd-src 5995c036df48 bf6fe8fe console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/24 18:51 freebsd-src 5995c036df48 bf6fe8fe console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/23 20:54 freebsd-src 5cc34a83e1cc 4fb8ef37 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/23 10:57 freebsd-src 12ec49d8fac2 4fb8ef37 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/23 09:47 freebsd-src 12ec49d8fac2 4fb8ef37 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/23 07:09 freebsd-src 12ec49d8fac2 4fb8ef37 console log report ci-freebsd-main SYZFAIL: SIGILL
2025/11/22 18:55 freebsd-src aa2468493e35 4fb8ef37 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.