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

Status: upstream: reported syz repro on 2026/02/22 17:16
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+09d0485862951995f72e@syzkaller.appspotmail.com
First crash: 252d, last: 1d06h
Fix bisection: failed (error log, bisect log)
  
▶ ▼ Bug presence (1)
Date Name Commit Repro Result
2026/02/23 upstream (ToT) 6de23f81a5e0 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 26d 26d 0/1 premoderation: reported on 2026/10/07 07:38
linux-5.15 SYZFAIL: mkdir(syz-tmp) failed -1 159 738d 850d 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 432 10h24m 181d 0/3 upstream: reported syz repro on 2026/05/04 23:44
linux-6.6 SYZFAIL: mkdir(syz-tmp) failed (2) -1 29 10d 117d 0/2 upstream: reported on 2026/07/08 04:46
upstream SYZFAIL: mkdir(syz-tmp) failed (3) -1 11 350d 547d 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 292 12m 104d 0/2 premoderation: reported syz repro on 2026/07/21 01:50
android-5-15 SYZFAIL: mkdir(syz-tmp) failed -1 107 740d 851d 0/2 auto-obsoleted due to no activity on 2024/12/11 23:48
android-54 SYZFAIL: mkdir(syz-tmp) failed -1 4 638d 640d 0/2 auto-obsoleted due to no activity on 2025/05/02 21:54
linux-6.1 SYZFAIL: mkdir(syz-tmp) failed -1 181 738d 851d 0/3 auto-obsoleted due to no activity on 2025/01/02 19:17
linux-6.6 SYZFAIL: mkdir(syz-tmp) failed -1 5 248d 252d 0/2 auto-obsoleted due to no activity on 2026/06/06 14:57
android-5-10 SYZFAIL: mkdir(syz-tmp) failed -1 299 738d 850d 0/2 auto-obsoleted due to no activity on 2024/12/13 17:34
android-6-1 SYZFAIL: mkdir(syz-tmp) failed -1 134 738d 851d 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 17 1d06h 104d 0/2 premoderation: reported syz repro on 2026/07/21 06:39
upstream SYZFAIL: mkdir(syz-tmp) failed (2) -1 2575 709d 851d 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 326 21h22m 104d 0/2 premoderation: reported syz repro on 2026/07/21 06:37
upstream SYZFAIL: mkdir(syz-tmp) failed -1 syz unreliable error 633 1789d 2079d 0/29 auto-closed as invalid on 2022/09/19 12:19
▶ ▼ Last patch testing requests (2)
Created Duration User Patch Repo Result
2026/07/01 02:02 1h43m retest repro linux-5.15.y report log
2026/03/10 01:37 1h36m retest repro linux-5.15.y report log

Sample crash report:
2026/08/20 08:15:55 executed programs: 182
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=1 req=18 state=1 status=67 (errno 9: Bad file descriptor)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:36425->127.0.0.1:33556: read: connection reset by peer

Crashes (202):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/08/20 08:16 linux-5.15.y 0eb903b5b519 1e72964b .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/08/18 12:06 linux-5.15.y aabd761612db 1e72964b .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/02/22 21:04 linux-5.15.y 3330a8d33e08 6e7b5511 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/11/01 03:51 linux-5.15.y 700e62ea909a 25a0ae84 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/30 18:47 linux-5.15.y 700e62ea909a 0ec395f8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/30 18:45 linux-5.15.y 700e62ea909a 0ec395f8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/29 20:37 linux-5.15.y 792fbe1537d8 b498adee .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/29 05:45 linux-5.15.y 792fbe1537d8 b1d00f76 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/28 13:36 linux-5.15.y 792fbe1537d8 858db2ec .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/27 19:03 linux-5.15.y 792fbe1537d8 96923c60 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/27 03:08 linux-5.15.y 792fbe1537d8 168cb7a2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/26 01:17 linux-5.15.y 792fbe1537d8 1d9ca40b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/23 23:44 linux-5.15.y 792fbe1537d8 1d9ca40b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/23 13:05 linux-5.15.y 792fbe1537d8 d566bfda .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/22 21:52 linux-5.15.y 792fbe1537d8 b55fad29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/15 06:37 linux-5.15.y a051a4bf909f 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/14 20:26 linux-5.15.y a051a4bf909f 1a71827b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/14 13:13 linux-5.15.y a051a4bf909f 1a71827b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/13 22:50 linux-5.15.y a051a4bf909f 7321cd29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/13 08:44 linux-5.15.y a051a4bf909f 5a1eeac4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/11 18:02 linux-5.15.y a051a4bf909f 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/09 18:46 linux-5.15.y a051a4bf909f 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/09 00:38 linux-5.15.y a051a4bf909f b2734a59 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/08 23:22 linux-5.15.y a051a4bf909f b2734a59 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/08 21:41 linux-5.15.y a051a4bf909f b2734a59 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/07 15:15 linux-5.15.y a051a4bf909f 6520ecdb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/07 13:33 linux-5.15.y a051a4bf909f 6520ecdb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/07 02:48 linux-5.15.y a051a4bf909f f7710056 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/06 04:32 linux-5.15.y a051a4bf909f f7710056 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/04 23:35 linux-5.15.y a051a4bf909f 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/10/02 05:34 linux-5.15.y 0248c33e835e 6d32eb1f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/30 23:54 linux-5.15.y 0248c33e835e 38f7f0d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/29 22:52 linux-5.15.y 0248c33e835e 328436b3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/27 21:35 linux-5.15.y 0248c33e835e a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/27 14:31 linux-5.15.y 0248c33e835e a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/27 13:29 linux-5.15.y 0248c33e835e a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/26 08:37 linux-5.15.y 0248c33e835e a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/26 06:32 linux-5.15.y 0248c33e835e a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/25 18:44 linux-5.15.y 0248c33e835e f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/25 07:20 linux-5.15.y 0248c33e835e f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/25 06:17 linux-5.15.y 0248c33e835e f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/24 23:58 linux-5.15.y 0248c33e835e 3c3cdf19 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/24 18:56 linux-5.15.y 0248c33e835e 3c3cdf19 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/24 17:45 linux-5.15.y 0248c33e835e 3c3cdf19 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/23 14:14 linux-5.15.y 0248c33e835e abce1216 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/09/22 18:17 linux-5.15.y 0248c33e835e e12281bd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
2026/02/22 17:16 linux-5.15.y 3330a8d33e08 6e7b5511 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mkdir(syz-tmp) failed
* Struck through repros no longer work on HEAD.