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: 1000d, last: 1h29m
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 97 1d01h 197d 0/2 upstream: reported on 2026/01/24 21:54
android-54 SYZFAIL: failed to mkdtemp -1 syz 385 469d 1995d 0/2 upstream: reported syz repro on 2021/02/21 23:53
android-5-15 SYZFAIL: failed to mkdtemp origin:lts -1 syz 813 655d 964d 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 663 now 18d 0/2 premoderation: reported syz repro on 2026/07/23 02:58
linux-5.15 SYZFAIL: failed to mkdtemp (2) -1 206 1d10h 196d 0/3 upstream: reported on 2026/01/26 17:02
linux-6.1 SYZFAIL: failed to mkdtemp (2) -1 511 1h52m 198d 0/3 upstream: reported on 2026/01/24 18:54
linux-4.14 SYZFAIL: failed to mkdtemp -1 syz error 22 1441d 1995d 0/1 upstream: reported syz repro on 2021/02/22 05:35
upstream SYZFAIL: failed to mkdtemp -1 syz error inconclusive 730 1288d 1995d 0/29 auto-obsoleted due to no activity on 2023/05/10 07:53
linux-6.1 SYZFAIL: failed to mkdtemp -1 511 655d 777d 0/3 auto-obsoleted due to no activity on 2025/01/02 19:35
android-6-12 SYZFAIL: failed to mkdtemp -1 6 3h12m 3d09h 0/1 premoderation: reported on 2026/08/07 10:45
linux-4.19 SYZFAIL: failed to mkdtemp -1 syz error 99 1612d 1995d 0/1 upstream: reported syz repro on 2021/02/21 23:52
linux-5.15 SYZFAIL: failed to mkdtemp -1 456 655d 776d 0/3 auto-obsoleted due to no activity on 2025/01/02 16:14
android-5-10 SYZFAIL: failed to mkdtemp -1 15 1572d 1740d 0/2 auto-closed as invalid on 2022/07/20 02:36
android-5-10 SYZFAIL: failed to mkdtemp (2) -1 syz done error 2703 1d12h 1176d 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 (2071):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
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
2026/08/10 18:24 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/10 16:17 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/10 14:54 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/10 13:50 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/10 12:28 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/10 12:27 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/10 09:49 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/10 08:32 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/10 05:08 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/10 04:06 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/10 04:04 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/10 02:52 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/10 01:47 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/10 00:37 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
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: failed to mkdtemp
2026/08/09 19:57 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/09 18:29 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/09 18:06 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/09 16:58 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/09 15:34 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/09 14:22 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/09 13:20 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/09 12:02 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/09 10:06 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/09 07:55 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/09 05:46 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/09 04:26 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/09 03:51 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/09 02:25 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/09 01:18 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/08 23:58 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/08 23:54 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/08 22:52 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/08 21:26 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/08 20:10 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/08 18:48 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/08 16:30 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/08 15:24 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/08 15:24 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/08 14:02 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/08 12:59 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/08 11:04 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/08 10:04 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/08 05:02 android14-6.1 92668decd5e0 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/08 03:06 android14-6.1 92668decd5e0 e4ef95d6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/08 01:53 android14-6.1 92668decd5e0 e4ef95d6 .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.