syzbot


SYZFAIL: failed to mkdtemp

Status: upstream: reported on 2026/01/24 21:54
Reported-by: syzbot+b2b38a93003d52340952@syzkaller.appspotmail.com
First crash: 64d, last: 32d
Similar bugs (12)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-54 SYZFAIL: failed to mkdtemp -1 syz 385 336d 1862d 0/2 upstream: reported syz repro on 2021/02/21 23:53
android-5-15 SYZFAIL: failed to mkdtemp origin:lts -1 syz 813 522d 831d 0/2 auto-obsoleted due to no activity on 2024/12/13 10:36
linux-5.15 SYZFAIL: failed to mkdtemp (2) -1 8 35d 63d 0/3 upstream: reported on 2026/01/26 17:02
linux-6.1 SYZFAIL: failed to mkdtemp (2) -1 2 62d 65d 0/3 upstream: reported on 2026/01/24 18:54
linux-4.14 SYZFAIL: failed to mkdtemp -1 syz error 22 1308d 1862d 0/1 upstream: reported syz repro on 2021/02/22 05:35
upstream SYZFAIL: failed to mkdtemp -1 syz error inconclusive 730 1155d 1862d 0/29 auto-obsoleted due to no activity on 2023/05/10 07:53
linux-6.1 SYZFAIL: failed to mkdtemp -1 511 521d 644d 0/3 auto-obsoleted due to no activity on 2025/01/02 19:35
linux-4.19 SYZFAIL: failed to mkdtemp -1 syz error 99 1479d 1862d 0/1 upstream: reported syz repro on 2021/02/21 23:52
linux-5.15 SYZFAIL: failed to mkdtemp -1 456 522d 643d 0/3 auto-obsoleted due to no activity on 2025/01/02 16:14
android-5-10 SYZFAIL: failed to mkdtemp -1 15 1439d 1607d 0/2 auto-closed as invalid on 2022/07/20 02:36
android-5-10 SYZFAIL: failed to mkdtemp (2) -1 syz done error 2686 7d23h 1043d 0/2 premoderation: reported syz repro on 2023/05/22 11:24
android-6-1 SYZFAIL: failed to mkdtemp origin:upstream -1 syz error error 1158 79d 867d 0/2 premoderation: reported syz repro on 2023/11/14 15:04

Sample crash report:
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: repeatedly failed to execute the program
proc=9 req=1403 state=1 status=67 (errno 9: Bad file descriptor)

Crashes (15):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/02/26 05:27 linux-6.6.y 7a137e9bfa0e e0f78d93 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/02/26 05:27 linux-6.6.y 7a137e9bfa0e e0f78d93 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/02/25 14:51 linux-6.6.y 7a137e9bfa0e 94a9671e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/02/25 04:26 linux-6.6.y 7a137e9bfa0e 787dfb7c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/02/25 04:26 linux-6.6.y 7a137e9bfa0e 787dfb7c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/02/25 04:26 linux-6.6.y 7a137e9bfa0e 787dfb7c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/02/24 14:40 linux-6.6.y 7a137e9bfa0e 96b1aa46 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/02/24 14:39 linux-6.6.y 7a137e9bfa0e 96b1aa46 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/02/24 04:35 linux-6.6.y 7a137e9bfa0e 41d2fa6a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/02/24 04:35 linux-6.6.y 7a137e9bfa0e 41d2fa6a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/02/24 04:35 linux-6.6.y 7a137e9bfa0e 41d2fa6a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/02/23 17:44 linux-6.6.y 7a137e9bfa0e 6beca497 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/02/23 17:43 linux-6.6.y 7a137e9bfa0e 6beca497 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/01/26 20:45 linux-6.6.y cbb31f77b879 a4c52dd6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/01/24 21:53 linux-6.6.y cbb31f77b879 40acda8a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
* Struck through repros no longer work on HEAD.