SYZFAIL: netlink_send_ext: bad netlink ack type

Status: auto-closed as invalid on 2021/07/21 03:33
Reported-by: syzbot+ac799794d9edd01cf336@syzkaller.appspotmail.com
First crash: 1966d, last: 1966d
▶ ▼ Similar bugs (4)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-5.15 SYZFAIL: netlink_send_ext: bad netlink ack type origin:upstream -1 syz error 1 390d 1156d 0/3 auto-obsoleted due to no activity on 2025/10/24 18:58
linux-6.1 SYZFAIL: netlink_send_ext: bad netlink ack type origin:upstream -1 syz error 1 874d 1156d 0/3 auto-obsoleted due to no activity on 2025/09/10 04:42
upstream SYZFAIL: netlink_send_ext: bad netlink ack type wireless -1 syz inconclusive inconclusive 150 361d 1996d 0/29 auto-obsoleted due to no activity on 2025/11/12 02:25
linux-4.19 SYZFAIL: netlink_send_ext: bad netlink ack type -1 syz error 20 1614d 1994d 0/1 upstream: reported syz repro on 2021/02/23 18:14

Sample crash report:
2021/03/23 03:32:53 executor 0 failed 11 times:
executor 0: exit status 67
SYZFAIL: netlink_send_ext: bad netlink ack type
type=42 (errno 22: Invalid argument)
SYZFAIL: child failed
 (errno 0: Success)
loop exited with status 67

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2021/03/23 03:32 linux-4.14.y cb83ddcd5332 8092f30d .config console log report info ci2-linux-4-14 SYZFAIL: netlink_send_ext: bad netlink ack type
* Struck through repros no longer work on HEAD.