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SYZFAIL: tun: can't open /dev/net/tun

Status: auto-closed as invalid on 2022/02/05 06:28
Reported-by: syzbot+813a31782f98a0bd5f65@syzkaller.appspotmail.com
First crash: 1526d, last: 1526d
▶ ▼ Similar bugs (12)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 SYZFAIL: tun: can't open /dev/net/tun (2) origin:lts-only -1 syz 10 3d10h 89d 0/3 upstream: reported syz repro on 2025/10/14 07:23
linux-5.15 SYZFAIL: tun: can't open /dev/net/tun (2) origin:lts-only -1 syz error 4 3d11h 65d 0/3 upstream: reported syz repro on 2025/11/07 16:34
android-5-15 SYZFAIL: tun: can't open /dev/net/tun origin:upstream -1 syz 24 3d00h 793d 0/2 premoderation: reported syz repro on 2023/11/10 07:03
android-5-10 SYZFAIL: tun: can't open /dev/net/tun (2) -1 syz error error 65 6d22h 1414d 0/2 premoderation: reported syz repro on 2022/02/27 16:56
android-54 SYZFAIL: tun: can't open /dev/net/tun -1 syz 18 241d 1602d 0/2 upstream: reported syz repro on 2021/08/23 10:35
linux-4.19 SYZFAIL: tun: can't open /dev/net/tun -1 syz error 3 1413d 1555d 0/1 upstream: reported syz repro on 2021/10/09 05:44
android-6-1 SYZFAIL: tun: can't open /dev/net/tun origin:upstream -1 syz error 32 3d09h 794d 0/2 premoderation: reported syz repro on 2023/11/09 20:06
linux-5.15 SYZFAIL: tun: can't open /dev/net/tun -1 1 409d 409d 0/3 auto-obsoleted due to no activity on 2025/03/08 18:06
upstream SYZFAIL: tun: can't open /dev/net/tun -1 1 1709d 1709d 0/29 auto-closed as invalid on 2021/08/06 17:44
android-6-12 SYZFAIL: tun: can't open /dev/net/tun origin:upstream -1 syz 53 55d 195d 0/1 premoderation: reported syz repro on 2025/07/01 04:36
linux-6.1 SYZFAIL: tun: can't open /dev/net/tun origin:upstream -1 syz done 1 469d 773d 3/3 fixed on 2024/11/01 17:06
linux-6.6 SYZFAIL: tun: can't open /dev/net/tun origin:lts-only -1 syz 5 3d11h 64d 0/2 upstream: reported syz repro on 2025/11/09 04:42

Sample crash report:
2033/05/18 03:40:59 executor 3 failed 11 times:
executor 3: exit status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2021/11/07 06:22 android12-5.10-lts 76698ea35fd3 4c1be0be .config console log report info ci2-android-5-10 SYZFAIL: tun: can't open /dev/net/tun
* Struck through repros no longer work on HEAD.