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

Status: upstream: reported syz repro on 2026/05/04 23:44
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+38f4a0c46e7c4d183146@syzkaller.appspotmail.com
First crash: 165d, last: 5h46m
▶ ▼ Bug presence (1)
Date Name Commit Repro Result
2026/07/09 upstream (ToT) 2c7c88a412aa syz [report] SYZFAIL: mkdir(syz-tmp) failed
▶ ▼ Similar bugs (16)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-6-12 SYZFAIL: mkdir(syz-tmp) failed -1 1 10d 10d 0/1 premoderation: reported on 2026/10/07 07:38
linux-5.15 SYZFAIL: mkdir(syz-tmp) failed -1 159 722d 834d 0/3 auto-obsoleted due to no activity on 2025/01/02 16:16
linux-6.6 SYZFAIL: mkdir(syz-tmp) failed (2) -1 28 7d00h 101d 0/2 upstream: reported on 2026/07/08 04:46
upstream SYZFAIL: mkdir(syz-tmp) failed (3) -1 11 334d 530d 0/29 auto-obsoleted due to no activity on 2026/02/15 01:39
android-6-1 SYZFAIL: mkdir(syz-tmp) failed (2) origin:upstream -1 syz 284 7d06h 88d 0/2 premoderation: reported syz repro on 2026/07/21 01:50
android-5-15 SYZFAIL: mkdir(syz-tmp) failed -1 107 724d 835d 0/2 auto-obsoleted due to no activity on 2024/12/11 23:48
android-54 SYZFAIL: mkdir(syz-tmp) failed -1 4 622d 624d 0/2 auto-obsoleted due to no activity on 2025/05/02 21:54
linux-6.1 SYZFAIL: mkdir(syz-tmp) failed -1 181 722d 835d 0/3 auto-obsoleted due to no activity on 2025/01/02 19:17
linux-6.6 SYZFAIL: mkdir(syz-tmp) failed -1 5 232d 236d 0/2 auto-obsoleted due to no activity on 2026/06/06 14:57
android-5-10 SYZFAIL: mkdir(syz-tmp) failed -1 299 722d 834d 0/2 auto-obsoleted due to no activity on 2024/12/13 17:34
android-6-1 SYZFAIL: mkdir(syz-tmp) failed -1 134 722d 835d 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 16 7d19h 88d 0/2 premoderation: reported syz repro on 2026/07/21 06:39
upstream SYZFAIL: mkdir(syz-tmp) failed (2) -1 2575 693d 835d 0/29 auto-obsoleted due to no activity on 2025/01/11 22:52
android-5-15 SYZFAIL: mkdir(syz-tmp) failed (2) origin:upstream -1 syz 258 10h20m 88d 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 182 2d02h 236d 0/3 upstream: reported syz repro on 2026/02/22 17:16
upstream SYZFAIL: mkdir(syz-tmp) failed -1 syz unreliable error 633 1773d 2063d 0/29 auto-closed as invalid on 2022/09/19 12:19

Sample crash report:
2026/09/22 18:10:21 executed programs: 38
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=2 req=19 state=1 status=67 (errno 9: Bad file descriptor)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:46827->127.0.0.1:58562: read: connection reset by peer

Crashes (393):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/09/22 18:10 linux-6.1.y 1a8763b93150 e12281bd .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/07/05 08:24 linux-6.1.y 090666d3cc90 fcece630 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/21 06:22 linux-6.1.y 1a8763b93150 853b104b .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/08/05 13:15 linux-6.1.y fb28aa725e05 52aa2820 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/07/26 13:01 linux-6.1.y dc5c83b7f5f8 492bab15 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/10/17 03:02 linux-6.1.y 79807e970724 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/16 14:22 linux-6.1.y 79807e970724 4c840a2f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/15 21:29 linux-6.1.y 79807e970724 3f2522c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/15 02:50 linux-6.1.y a500ba24937a 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/13 02:07 linux-6.1.y a500ba24937a 745a967f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/12 19:55 linux-6.1.y a500ba24937a 745a967f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/11 11:44 linux-6.1.y a500ba24937a 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/10 11:31 linux-6.1.y a500ba24937a 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/09 23:03 linux-6.1.y a500ba24937a 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/08 02:08 linux-6.1.y a500ba24937a 6520ecdb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/07 13:58 linux-6.1.y a500ba24937a 6520ecdb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/06 05:13 linux-6.1.y a500ba24937a f7710056 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/06 05:13 linux-6.1.y a500ba24937a f7710056 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/05 02:26 linux-6.1.y a500ba24937a 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/03 20:42 linux-6.1.y a500ba24937a 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/02 09:59 linux-6.1.y 1a8763b93150 6d32eb1f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/30 11:41 linux-6.1.y 1a8763b93150 7808aef4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/30 10:30 linux-6.1.y 1a8763b93150 7808aef4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/27 20:07 linux-6.1.y 1a8763b93150 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/27 17:34 linux-6.1.y 1a8763b93150 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/27 16:06 linux-6.1.y 1a8763b93150 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/24 19:56 linux-6.1.y 1a8763b93150 3c3cdf19 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/24 18:52 linux-6.1.y 1a8763b93150 3c3cdf19 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/05/04 23:43 linux-6.1.y 4931e0e1673d a898ba9c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/16 10:47 linux-6.1.y 79807e970724 3f2522c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/10/16 02:01 linux-6.1.y 79807e970724 3f2522c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/10/15 05:58 linux-6.1.y a500ba24937a 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/10/14 03:33 linux-6.1.y a500ba24937a 7321cd29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/10/13 15:46 linux-6.1.y a500ba24937a 5a1eeac4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/10/13 12:10 linux-6.1.y a500ba24937a 5a1eeac4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/10/13 05:29 linux-6.1.y a500ba24937a 745a967f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/10/12 21:29 linux-6.1.y a500ba24937a 745a967f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/10/08 09:47 linux-6.1.y a500ba24937a 4f6a9fcf .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/10/03 15:24 linux-6.1.y a500ba24937a 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/10/02 21:45 linux-6.1.y 1a8763b93150 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/10/02 06:06 linux-6.1.y 1a8763b93150 6d32eb1f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/09/30 22:47 linux-6.1.y 1a8763b93150 38f7f0d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/09/30 00:00 linux-6.1.y 1a8763b93150 328436b3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/09/29 22:27 linux-6.1.y 1a8763b93150 328436b3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/09/29 05:24 linux-6.1.y 1a8763b93150 7bf4ea23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/09/29 04:41 linux-6.1.y 1a8763b93150 7bf4ea23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/09/28 02:50 linux-6.1.y 1a8763b93150 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/09/27 22:11 linux-6.1.y 1a8763b93150 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/09/26 00:04 linux-6.1.y 1a8763b93150 f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
2026/09/25 06:47 linux-6.1.y 1a8763b93150 f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: mkdir(syz-tmp) failed
* Struck through repros no longer work on HEAD.