SYZFAIL: mkdir(syz-tmp) failed (2)

Status: premoderation: reported syz repro on 2026/07/21 01:50
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+a733951c6bc8dbb5d1b9@syzkaller.appspotmail.com
First crash: 19d, last: 3h42m
▶ ▼ Bug presence (2)
Date Name Commit Repro Result
2026/07/27 lts (merge base) 228da13e907e syz [report] lost connection to test machine
2026/07/27 upstream (ToT) f5098b6bae76 syz [report] lost connection to test machine
▶ ▼ Similar bugs (15)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-5.15 SYZFAIL: mkdir(syz-tmp) failed -1 159 654d 766d 0/3 auto-obsoleted due to no activity on 2025/01/02 16:16
linux-6.1 SYZFAIL: mkdir(syz-tmp) failed (2) origin:upstream -1 syz 139 1d12h 97d 0/3 upstream: reported syz repro on 2026/05/04 23:44
linux-6.6 SYZFAIL: mkdir(syz-tmp) failed (2) -1 21 9d10h 32d 0/2 upstream: reported on 2026/07/08 04:46
upstream SYZFAIL: mkdir(syz-tmp) failed (3) -1 11 265d 462d 0/29 auto-obsoleted due to no activity on 2026/02/15 01:39
android-5-15 SYZFAIL: mkdir(syz-tmp) failed -1 107 656d 767d 0/2 auto-obsoleted due to no activity on 2024/12/11 23:48
android-54 SYZFAIL: mkdir(syz-tmp) failed -1 4 554d 555d 0/2 auto-obsoleted due to no activity on 2025/05/02 21:54
linux-6.1 SYZFAIL: mkdir(syz-tmp) failed -1 181 654d 766d 0/3 auto-obsoleted due to no activity on 2025/01/02 19:17
linux-6.6 SYZFAIL: mkdir(syz-tmp) failed -1 5 164d 168d 0/2 auto-obsoleted due to no activity on 2026/06/06 14:57
android-5-10 SYZFAIL: mkdir(syz-tmp) failed -1 299 654d 766d 0/2 auto-obsoleted due to no activity on 2024/12/13 17:34
android-6-1 SYZFAIL: mkdir(syz-tmp) failed -1 134 654d 767d 0/2 auto-obsoleted due to no activity on 2024/12/13 13:21
android-5-10 SYZFAIL: mkdir(syz-tmp) failed (2) -1 syz 5 8d21h 19d 0/2 premoderation: reported syz repro on 2026/07/21 06:39
upstream SYZFAIL: mkdir(syz-tmp) failed (2) -1 2575 625d 767d 0/29 auto-obsoleted due to no activity on 2025/01/11 22:52
android-5-15 SYZFAIL: mkdir(syz-tmp) failed (2) -1 syz 73 1h10m 19d 0/2 premoderation: reported syz repro on 2026/07/21 06:37
linux-5.15 SYZFAIL: mkdir(syz-tmp) failed (2) origin:upstream -1 syz error 69 3h50m 168d 0/3 upstream: reported syz repro on 2026/02/22 17:16
upstream SYZFAIL: mkdir(syz-tmp) failed -1 syz unreliable error 633 1705d 1995d 0/29 auto-closed as invalid on 2022/09/19 12:19

Sample crash report:
SYZFAIL: mkdir(syz-tmp) failed
 (errno 30: Read-only file system)
loop exited with status 67
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: repeatedly failed to execute the program
proc=6 req=17 state=1 status=67 (errno 9: Bad file descriptor)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:44279->127.0.0.1:35610: read: connection reset by peer

Crashes (134):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/08/07 20:40 android14-6.1 92668decd5e0 e4ef95d6 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/07/26 16:55 android14-6.1 92668decd5e0 492bab15 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/07/21 05:59 android14-6.1 72b456bf57ad de6a700d .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/09 21:25 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/09 17:09 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/09 06:52 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/08 20:55 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/08 16:33 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/08 15:32 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/08 11:18 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/07 23:37 android14-6.1 92668decd5e0 e4ef95d6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/07 22:20 android14-6.1 92668decd5e0 e4ef95d6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/07 20:06 android14-6.1 92668decd5e0 e4ef95d6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/07 20:05 android14-6.1 92668decd5e0 e4ef95d6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/07 12:39 android14-6.1 92668decd5e0 e4ef95d6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/07 07:01 android14-6.1 92668decd5e0 c38879ea .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/07 04:37 android14-6.1 92668decd5e0 c38879ea .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/07 01:06 android14-6.1 92668decd5e0 c38879ea .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/06 23:48 android14-6.1 92668decd5e0 c38879ea .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/06 13:27 android14-6.1 92668decd5e0 cd5b1963 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/06 10:19 android14-6.1 92668decd5e0 cd5b1963 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/06 08:52 android14-6.1 92668decd5e0 cd5b1963 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/06 06:22 android14-6.1 92668decd5e0 cd5b1963 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/06 03:45 android14-6.1 92668decd5e0 cd5b1963 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/05 16:14 android14-6.1 92668decd5e0 52aa2820 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/05 12:23 android14-6.1 92668decd5e0 52aa2820 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/05 06:02 android14-6.1 92668decd5e0 52aa2820 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/05 03:32 android14-6.1 92668decd5e0 52aa2820 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/04 17:10 android14-6.1 92668decd5e0 d4abbeac .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/04 15:54 android14-6.1 92668decd5e0 d4abbeac .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/04 14:39 android14-6.1 92668decd5e0 d4abbeac .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/04 12:54 android14-6.1 92668decd5e0 9451e17e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/04 01:26 android14-6.1 92668decd5e0 9451e17e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/04 00:27 android14-6.1 92668decd5e0 9451e17e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/03 23:27 android14-6.1 92668decd5e0 9451e17e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/03 18:54 android14-6.1 92668decd5e0 6b7c9f71 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/03 00:40 android14-6.1 92668decd5e0 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/02 21:26 android14-6.1 92668decd5e0 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/02 19:59 android14-6.1 92668decd5e0 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/02 13:29 android14-6.1 92668decd5e0 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/02 12:53 android14-6.1 92668decd5e0 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/02 10:52 android14-6.1 92668decd5e0 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/02 05:46 android14-6.1 92668decd5e0 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/02 01:43 android14-6.1 92668decd5e0 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/01 20:37 android14-6.1 92668decd5e0 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/08/01 03:04 android14-6.1 92668decd5e0 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/07/31 14:41 android14-6.1 92668decd5e0 7664cf44 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
2026/07/31 13:27 android14-6.1 92668decd5e0 7664cf44 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: mkdir(syz-tmp) failed
* Struck through repros no longer work on HEAD.