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SYZFAIL: tun: ioctl(TUNSETIFF) failed (2)

Status: auto-closed as invalid on 2022/08/03 05:52
Reported-by: syzbot+7e9f280da8eec2783158@syzkaller.appspotmail.com
First crash: 1448d, last: 1430d
▶ ▼ Similar bugs (14)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-5-15 SYZFAIL: tun: ioctl(TUNSETIFF) failed origin:upstream -1 syz 168 7d08h 613d 0/2 premoderation: reported syz repro on 2024/06/30 02:15
android-54 SYZFAIL: tun: ioctl(TUNSETIFF) failed -1 1 1570d 1570d 0/2 closed as invalid on 2021/11/16 09:11
linux-5.15 SYZFAIL: tun: ioctl(TUNSETIFF) failed -1 10 255d 486d 0/3 auto-obsoleted due to no activity on 2025/09/30 19:38
android-6-12 SYZFAIL: tun: ioctl(TUNSETIFF) failed -1 112 113d 258d 0/1 auto-obsoleted due to no activity on 2026/01/01 11:58
android-54 SYZFAIL: tun: ioctl(TUNSETIFF) failed (4) -1 75 286d 399d 0/2 auto-obsoleted due to no activity on 2025/07/11 21:09
linux-6.6 SYZFAIL: tun: ioctl(TUNSETIFF) failed origin:lts-only -1 syz error 8 51d 150d 0/2 upstream: reported syz repro on 2025/10/06 05:00
linux-5.15 SYZFAIL: tun: ioctl(TUNSETIFF) failed (2) origin:lts-only -1 syz error 11 17d 145d 0/3 upstream: reported syz repro on 2025/10/11 00:29
android-54 SYZFAIL: tun: ioctl(TUNSETIFF) failed (3) -1 3 614d 618d 0/2 auto-obsoleted due to no activity on 2024/09/27 11:34
android-5-10 SYZFAIL: tun: ioctl(TUNSETIFF) failed -1 7 1427d 1585d 0/2 auto-closed as invalid on 2022/07/07 13:54
android-6-1 SYZFAIL: tun: ioctl(TUNSETIFF) failed origin:downstream -1 syz 145 7d18h 605d 0/2 premoderation: reported syz repro on 2024/07/07 21:01
linux-6.1 SYZFAIL: tun: ioctl(TUNSETIFF) failed (2) origin:upstream -1 syz 30 10d 347d 0/3 upstream: reported syz repro on 2025/03/23 07:07
android-6-12 SYZFAIL: tun: ioctl(TUNSETIFF) failed (2) -1 6 9d11h 41d 0/1 premoderation: reported on 2026/01/23 14:07
android-5-10 SYZFAIL: tun: ioctl(TUNSETIFF) failed (2) -1 syz 1161 7d07h 618d 0/2 premoderation: reported syz repro on 2024/06/25 10:31
linux-6.1 SYZFAIL: tun: ioctl(TUNSETIFF) failed -1 1 451d 451d 0/3 auto-obsoleted due to no activity on 2025/03/18 21:55

Sample crash report:
2022/04/05 05:51:12 executor 4 failed 11 times:
executor 4: exit status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67

Crashes (3):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/04/05 05:51 android12-5.4 61c005f0f166 5915c2cb .config console log report info ci2-android-5-4-perf-kasan SYZFAIL: tun: ioctl(TUNSETIFF) failed
2022/03/30 21:27 android12-5.4 ed043095f483 42718dd6 .config console log report info ci2-android-5-4-perf-kasan SYZFAIL: tun: ioctl(TUNSETIFF) failed
2022/03/18 05:07 android12-5.4 49216514f3a3 e2d91b1d .config console log report info ci2-android-5-4-perf-kasan SYZFAIL: tun: ioctl(TUNSETIFF) failed
* Struck through repros no longer work on HEAD.