SYZFAIL: failed to mkdtemp

Status: premoderation: reported syz repro on 2023/11/14 15:04
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+347d237cfe3f6805d2df@syzkaller.appspotmail.com
First crash: 1087d, last: 1h58m
Cause bisection: failed (error log, bisect log)
  
Fix bisection: failed (error log, bisect log)
  
▶ ▼ Bug presence (2)
Date Name Commit Repro Result
2023/12/18 lts (merge base) 082280fe94a0 syz Didn't crash
2023/12/18 upstream (ToT) ceb6a6f023fd syz [report] SYZFAIL: failed to mkdtemp
▶ ▼ Similar bugs (14)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.6 SYZFAIL: failed to mkdtemp -1 128 8h50m 284d 0/2 upstream: reported on 2026/01/24 21:54
android-54 SYZFAIL: failed to mkdtemp -1 syz 385 556d 2082d 0/2 upstream: reported syz repro on 2021/02/21 23:53
android-5-15 SYZFAIL: failed to mkdtemp origin:lts -1 syz 813 742d 1051d 0/2 auto-obsoleted due to no activity on 2024/12/13 10:36
android-5-15 SYZFAIL: failed to mkdtemp (2) origin:upstream -1 syz 3061 51m 105d 0/2 premoderation: reported syz repro on 2026/07/23 02:58
linux-5.15 SYZFAIL: failed to mkdtemp (2) origin:upstream -1 syz 559 10h03m 283d 0/3 upstream: reported syz repro on 2026/01/26 17:02
linux-6.1 SYZFAIL: failed to mkdtemp (2) -1 syz 1550 7h35m 284d 0/3 upstream: reported syz repro on 2026/01/24 18:54
linux-4.14 SYZFAIL: failed to mkdtemp -1 syz error 22 1528d 2082d 0/1 upstream: reported syz repro on 2021/02/22 05:35
upstream SYZFAIL: failed to mkdtemp -1 syz error inconclusive 730 1375d 2082d 0/29 auto-obsoleted due to no activity on 2023/05/10 07:53
linux-6.1 SYZFAIL: failed to mkdtemp -1 511 741d 863d 0/3 auto-obsoleted due to no activity on 2025/01/02 19:35
android-6-12 SYZFAIL: failed to mkdtemp -1 105 14h49m 90d 0/1 premoderation: reported on 2026/08/07 10:45
linux-4.19 SYZFAIL: failed to mkdtemp -1 syz error 99 1699d 2082d 0/1 upstream: reported syz repro on 2021/02/21 23:52
linux-5.15 SYZFAIL: failed to mkdtemp -1 456 742d 863d 0/3 auto-obsoleted due to no activity on 2025/01/02 16:14
android-5-10 SYZFAIL: failed to mkdtemp -1 15 1659d 1827d 0/2 auto-closed as invalid on 2022/07/20 02:36
android-5-10 SYZFAIL: failed to mkdtemp (2) -1 syz done error 2796 2d00h 1263d 0/2 premoderation: reported syz repro on 2023/05/22 11:24
▶ ▼ Last patch testing requests (4)
Created Duration User Patch Repo Result
2026/06/01 23:09 22m retest repro android14-6.1 log
2026/03/21 00:48 7m retest repro android14-6.1 log
2026/01/09 23:59 7m retest repro android14-6.1 report log
2025/10/30 09:51 6m retest repro android14-6.1 log
▶ ▼ Fix bisection attempts (3)
Created Duration User Patch Repo Result
2025/06/09 15:53 5m bisect fix android14-6.1 error job log
2025/02/21 21:26 45m bisect fix android14-6.1 OK (0) job log log
2023/12/15 03:22 1h14m bisect fix android14-6.1 OK (0) job log log

Sample crash report:
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: failed to mkdtemp
 (errno 30: Read-only file system)
SYZFAIL: repeatedly failed to execute the program
proc=2 req=617 state=1 status=67 (errno 9: Bad file descriptor)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF

Crashes (3308):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/08/23 03:57 android14-6.1 92668decd5e0 1e72964b .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/22 20:08 android14-6.1 92668decd5e0 1e72964b .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/02 13:37 android14-6.1 92668decd5e0 e611ffe1 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/07/26 14:26 android14-6.1 92668decd5e0 492bab15 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2023/12/18 06:08 android14-6.1 cee8ebf7c508 3222d10c .config console log report syz [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2023/12/24 02:33 android14-6.1 401a2769d990 fb427a07 .config console log report syz [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2023/11/14 15:03 android14-6.1 a59b32866cd4 cb976f63 .config console log report syz [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/05 16:51 android14-6.1 2e8ed1192bdf 2ee8459f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/05 14:27 android14-6.1 2e8ed1192bdf 2ee8459f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/05 08:44 android14-6.1 2e8ed1192bdf 2ee8459f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/05 08:41 android14-6.1 2e8ed1192bdf 2ee8459f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/05 07:22 android14-6.1 2e8ed1192bdf 2ee8459f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/05 01:22 android14-6.1 2e8ed1192bdf 73438ed0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/04 23:47 android14-6.1 2e8ed1192bdf 73438ed0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/04 22:37 android14-6.1 2e8ed1192bdf 73438ed0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/04 19:30 android14-6.1 00c3a851911d 73438ed0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/04 16:00 android14-6.1 00c3a851911d 73438ed0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/04 16:00 android14-6.1 00c3a851911d 73438ed0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/04 06:31 android14-6.1 00c3a851911d 5af5b6c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/04 03:37 android14-6.1 00c3a851911d 5af5b6c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/04 02:00 android14-6.1 00c3a851911d e2d35131 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/04 00:45 android14-6.1 00c3a851911d e2d35131 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/03 23:43 android14-6.1 00c3a851911d e2d35131 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/03 22:33 android14-6.1 00c3a851911d e2d35131 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/03 22:15 android14-6.1 00c3a851911d e2d35131 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/03 21:14 android14-6.1 00c3a851911d e2d35131 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/03 15:11 android14-6.1 00c3a851911d e2d35131 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/03 00:33 android14-6.1 9bbebbe59792 6969b601 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/11/01 02:32 android14-6.1 743bbe988cbf 25a0ae84 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/29 11:24 android14-6.1 00ed7c2479b4 b1d00f76 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/25 20:35 android14-6.1 2f0d864181b9 1d9ca40b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/23 13:07 android14-6.1 09f3b59c7344 d566bfda .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/23 09:38 android14-6.1 3ad9f1eca4fa d566bfda .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/23 05:59 android14-6.1 3ad9f1eca4fa d566bfda .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/23 03:05 android14-6.1 3ad9f1eca4fa b55fad29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/23 01:31 android14-6.1 3ad9f1eca4fa b55fad29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/22 23:43 android14-6.1 3ad9f1eca4fa b55fad29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/22 13:22 android14-6.1 3ad9f1eca4fa b55fad29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/22 11:45 android14-6.1 3ad9f1eca4fa b55fad29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/22 09:37 android14-6.1 3ad9f1eca4fa 4ba27f85 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/22 02:17 android14-6.1 3ad9f1eca4fa 4ba27f85 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/21 21:03 android14-6.1 3ad9f1eca4fa 4ba27f85 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/21 19:38 android14-6.1 3ad9f1eca4fa 61c200c7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/21 17:16 android14-6.1 5d72892f2677 61c200c7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/20 23:43 android14-6.1 bb5a6085be4a df8746fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/20 17:28 android14-6.1 bb5a6085be4a df8746fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/20 11:25 android14-6.1 bb5a6085be4a df8746fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/20 06:33 android14-6.1 bb5a6085be4a 72cdc28d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/20 00:42 android14-6.1 b9b12f129604 72cdc28d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/20 00:42 android14-6.1 b9b12f129604 72cdc28d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/10/12 17:21 android14-6.1 8110b744428b 745a967f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/30 09:12 android14-6.1 7a5c6f02c229 7808aef4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2024/10/21 09:32 android14-6.1 1fe91f863a7f cd6fc0a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf SYZFAIL: failed to mkdtemp
* Struck through repros no longer work on HEAD.