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: 1032d, last: 28m
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 -1 106 1d18h 230d 0/2 upstream: reported on 2026/01/24 21:54
android-54 SYZFAIL: failed to mkdtemp -1 syz 385 502d 2028d 0/2 upstream: reported syz repro on 2021/02/21 23:53
android-5-15 SYZFAIL: failed to mkdtemp origin:lts -1 syz 813 688d 997d 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 1349 21h00m 51d 0/2 premoderation: reported syz repro on 2026/07/23 02:58
linux-5.15 SYZFAIL: failed to mkdtemp (2) -1 syz 357 4h54m 228d 0/3 upstream: reported syz repro on 2026/01/26 17:02
linux-6.1 SYZFAIL: failed to mkdtemp (2) -1 908 6h17m 230d 0/3 upstream: reported on 2026/01/24 18:54
linux-4.14 SYZFAIL: failed to mkdtemp -1 syz error 22 1473d 2028d 0/1 upstream: reported syz repro on 2021/02/22 05:35
upstream SYZFAIL: failed to mkdtemp -1 syz error inconclusive 730 1321d 2028d 0/29 auto-obsoleted due to no activity on 2023/05/10 07:53
linux-6.1 SYZFAIL: failed to mkdtemp -1 511 687d 809d 0/3 auto-obsoleted due to no activity on 2025/01/02 19:35
android-6-12 SYZFAIL: failed to mkdtemp -1 59 1d00h 36d 0/1 premoderation: reported on 2026/08/07 10:45
linux-4.19 SYZFAIL: failed to mkdtemp -1 syz error 99 1645d 2028d 0/1 upstream: reported syz repro on 2021/02/21 23:52
linux-5.15 SYZFAIL: failed to mkdtemp -1 456 687d 809d 0/3 auto-obsoleted due to no activity on 2025/01/02 16:14
android-5-10 SYZFAIL: failed to mkdtemp -1 15 1605d 1773d 0/2 auto-closed as invalid on 2022/07/20 02:36
android-5-10 SYZFAIL: failed to mkdtemp (2) -1 syz done error 2735 1d01h 1209d 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 (2558):
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
2026/09/12 12:13 android14-6.1 6308d6d3f1b1 70a60e12 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/12 08:31 android14-6.1 6308d6d3f1b1 70a60e12 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/12 07:03 android14-6.1 6308d6d3f1b1 70a60e12 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/12 03:43 android14-6.1 6308d6d3f1b1 70a60e12 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/12 01:22 android14-6.1 6308d6d3f1b1 70a60e12 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/11 23:22 android14-6.1 6308d6d3f1b1 b6a5eeb7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/11 22:08 android14-6.1 6308d6d3f1b1 b6a5eeb7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/11 21:30 android14-6.1 6308d6d3f1b1 b6a5eeb7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/11 20:27 android14-6.1 6308d6d3f1b1 b6a5eeb7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/11 18:48 android14-6.1 6308d6d3f1b1 b6a5eeb7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/11 13:09 android14-6.1 6308d6d3f1b1 b6a5eeb7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/11 08:15 android14-6.1 b16e29e4979f 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/11 06:36 android14-6.1 b16e29e4979f 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/11 00:33 android14-6.1 b16e29e4979f 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/10 21:23 android14-6.1 945be0af8244 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/10 19:23 android14-6.1 945be0af8244 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/10 13:38 android14-6.1 945be0af8244 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/10 10:56 android14-6.1 945be0af8244 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/10 06:59 android14-6.1 945be0af8244 4e8b1cc6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/10 00:58 android14-6.1 6f22c036600e 4e8b1cc6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/09/09 14:51 android14-6.1 6f22c036600e 8387c273 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/24 10:03 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/24 07:20 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/24 02:47 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/24 01:08 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/23 22:24 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/23 21:22 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/23 20:13 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/23 17:47 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/23 16:44 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/23 14:43 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/23 12:33 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/23 10:20 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/23 07:44 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/23 06:05 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/23 05:03 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/23 02:53 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/23 00:27 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/22 23:22 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/22 19:59 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/22 18:27 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/22 17:26 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/22 15:49 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/22 14:10 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/22 12:43 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/22 11:38 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/22 09:11 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/22 08:15 android14-6.1 92668decd5e0 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 SYZFAIL: failed to mkdtemp
2026/08/22 06:56 android14-6.1 92668decd5e0 1e72964b .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.