SYZFAIL: netlink_send_ext: bad netlink ack type

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: 218d, last: 218d

similar bugs (1):
Kernel	Title	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
linux-4.19	SYZFAIL: netlink_send_ext: bad netlink ack type	syz			6	30d	245d	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):
Manager	Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Title
ci2-linux-4-14	2021/03/23 03:32	linux-4.14.y	cb83ddcd5332	8092f30d	.config	log	report			info	SYZFAIL: netlink_send_ext: bad netlink ack type