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

Status: premoderation: reported syz repro on 2024/06/25 10:31
Reported-by: syzbot+5f2c4c1a9e17025257af@syzkaller.appspotmail.com
First crash: 595d, last: 35m
▶ ▼ 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:lts -1 syz 157 2d00h 590d 0/2 premoderation: reported syz repro on 2024/06/30 02:15
android-54 SYZFAIL: tun: ioctl(TUNSETIFF) failed -1 1 1548d 1548d 0/2 closed as invalid on 2021/11/16 09:11
linux-5.15 SYZFAIL: tun: ioctl(TUNSETIFF) failed -1 10 232d 463d 0/3 auto-obsoleted due to no activity on 2025/09/30 19:38
android-6-12 SYZFAIL: tun: ioctl(TUNSETIFF) failed -1 112 90d 235d 0/1 auto-obsoleted due to no activity on 2026/01/01 11:58
android-54 SYZFAIL: tun: ioctl(TUNSETIFF) failed (4) -1 75 263d 376d 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 28d 127d 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 10 5d15h 122d 0/3 upstream: reported syz repro on 2025/10/11 00:29
android-54 SYZFAIL: tun: ioctl(TUNSETIFF) failed (3) -1 3 591d 595d 0/2 auto-obsoleted due to no activity on 2024/09/27 11:34
android-5-10 SYZFAIL: tun: ioctl(TUNSETIFF) failed -1 7 1404d 1562d 0/2 auto-closed as invalid on 2022/07/07 13:54
android-6-1 SYZFAIL: tun: ioctl(TUNSETIFF) failed origin:downstream -1 syz 127 3d11h 582d 0/2 premoderation: reported syz repro on 2024/07/07 21:01
android-54 SYZFAIL: tun: ioctl(TUNSETIFF) failed (2) -1 3 1407d 1425d 0/2 auto-closed as invalid on 2022/08/03 05:52
linux-6.1 SYZFAIL: tun: ioctl(TUNSETIFF) failed (2) origin:upstream -1 syz 27 7d12h 324d 0/3 upstream: reported syz repro on 2025/03/23 07:07
android-6-12 SYZFAIL: tun: ioctl(TUNSETIFF) failed (2) -1 3 14h30m 18d 0/1 premoderation: reported on 2026/01/23 14:07
linux-6.1 SYZFAIL: tun: ioctl(TUNSETIFF) failed -1 1 428d 428d 0/3 auto-obsoleted due to no activity on 2025/03/18 21:55

Sample crash report:
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: tun: ioctl(TUNSETIFF) failed
 (errno 25: Inappropriate ioctl for device)
loop exited with status 67
SYZFAIL: repeatedly failed to execute the program
proc=2 req=617 state=3 status=67 (errno 9: Bad file descriptor)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF

Crashes (1096):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/11/22 16:29 android13-5.10-lts e625d26dbfea 4fb8ef37 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-10 SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/10 18:52 android13-5.10-lts 0be127d3b2ec 91d776d3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/10 07:12 android13-5.10-lts 72fac58a1f17 4ab09a02 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/09 23:37 android13-5.10-lts 72fac58a1f17 4ab09a02 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/09 21:33 android13-5.10-lts 72fac58a1f17 df949cd9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/09 18:42 android13-5.10-lts 72fac58a1f17 df949cd9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/09 00:42 android13-5.10-lts 58c592510fcd 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/08 22:59 android13-5.10-lts 58c592510fcd 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/08 20:11 android13-5.10-lts 58c592510fcd 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/08 11:31 android13-5.10-lts 58c592510fcd 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/08 10:20 android13-5.10-lts 58c592510fcd 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/06 11:15 android13-5.10-lts 58c592510fcd f03c4191 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/06 06:09 android13-5.10-lts 58c592510fcd f03c4191 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/06 04:58 android13-5.10-lts 58c592510fcd f03c4191 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/05 20:15 android13-5.10-lts 58c592510fcd 4936e85c .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/05 13:21 android13-5.10-lts 58c592510fcd 4936e85c .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/05 01:37 android13-5.10-lts 186f761c519d ea10c935 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/04 23:33 android13-5.10-lts 186f761c519d ea10c935 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/04 17:16 android13-5.10-lts 186f761c519d ea10c935 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/04 12:51 android13-5.10-lts 186f761c519d 42b01fab .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/04 09:12 android13-5.10-lts 186f761c519d 42b01fab .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/04 07:24 android13-5.10-lts 186f761c519d 42b01fab .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/03 23:32 android13-5.10-lts 186f761c519d 42b01fab .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/03 10:49 android13-5.10-lts 186f761c519d 6df4c87a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/03 05:50 android13-5.10-lts 186f761c519d d78927dd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/03 04:03 android13-5.10-lts 186f761c519d d78927dd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/02 18:32 android13-5.10-lts 186f761c519d 018ebef2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/02 06:08 android13-5.10-lts 186f761c519d 6b8752f2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/02 05:03 android13-5.10-lts 186f761c519d 6b8752f2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/01 18:15 android13-5.10-lts 186f761c519d 6b8752f2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/01 16:06 android13-5.10-lts 186f761c519d 6b8752f2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/01 14:39 android13-5.10-lts 186f761c519d 6b8752f2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/01 11:56 android13-5.10-lts 186f761c519d 6b8752f2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/01 08:03 android13-5.10-lts 186f761c519d 6b8752f2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/02/01 04:49 android13-5.10-lts 186f761c519d 6b8752f2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/01/31 20:29 android13-5.10-lts 186f761c519d afc0c4d4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/01/31 15:06 android13-5.10-lts 186f761c519d afc0c4d4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/01/31 13:12 android13-5.10-lts 186f761c519d afc0c4d4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/01/31 12:00 android13-5.10-lts 186f761c519d c75a2f6e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/01/30 21:15 android13-5.10-lts 186f761c519d ae7dc18c .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/01/30 10:08 android13-5.10-lts 186f761c519d bfa73b7b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/01/30 02:57 android13-5.10-lts 186f761c519d bfa73b7b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/01/29 20:34 android13-5.10-lts 186f761c519d aeb6fdd5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/01/29 16:04 android13-5.10-lts 186f761c519d aeb6fdd5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/01/29 03:53 android13-5.10-lts 186f761c519d 0adc945e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/01/28 14:37 android13-5.10-lts 186f761c519d 004c195c .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/01/28 07:48 android13-5.10-lts 186f761c519d 3029c699 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/01/28 06:25 android13-5.10-lts 186f761c519d 3029c699 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
2026/01/28 05:02 android13-5.10-lts 186f761c519d 3029c699 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf SYZFAIL: tun: ioctl(TUNSETIFF) failed
* Struck through repros no longer work on HEAD.