syzbot


SYZFAIL: netlink_send_ext: bad netlink ack type

Status: upstream: reported syz repro on 2023/06/11 19:56
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+0c30d132335257429034@syzkaller.appspotmail.com
First crash: 486d, last: 5d00h
Fix bisection: failed (error log, bisect log)
  
Bug presence (1)
Date Name Commit Repro Result
2023/06/11 upstream (ToT) 4c605260bc60 C [report] SYZFAIL: netlink_send_ext: bad netlink ack type
Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 SYZFAIL: netlink_send_ext: bad netlink ack type 1 1297d 1297d 0/1 auto-closed as invalid on 2021/07/21 03:33
linux-6.1 SYZFAIL: netlink_send_ext: bad netlink ack type origin:upstream syz error 1 205d 487d 0/3 upstream: reported syz repro on 2023/06/11 04:56
linux-4.19 SYZFAIL: netlink_send_ext: bad netlink ack type syz error 20 944d 1324d 0/1 upstream: reported syz repro on 2021/02/23 18:14
Last patch testing requests (1)
Created Duration User Patch Repo Result
2024/10/05 14:54 16m retest repro linux-5.15.y report log

Sample crash report:
1970/01/01 00:11:15 [FATAL] executor failed 11 times: executor 0: exit status 67
SYZFAIL: netlink_send_ext: bad netlink ack type
type=41 (errno 22: Invalid argument)
SYZFAIL: child failed
 (errno 0: Success)
loop exited with status 67

SYZFAIL: netlink_send_ext: bad netlink ack type
type=41 (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
2023/06/11 19:55 linux-5.15.y 7349e40704a0 49519f06 .config console log report syz [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 SYZFAIL: netlink_send_ext: bad netlink ack type
* Struck through repros no longer work on HEAD.