SYZFAIL: failed to mkdtemp

Status: upstream: reported on 2026/01/24 21:54
Reported-by: syzbot+b2b38a93003d52340952@syzkaller.appspotmail.com
First crash: 217d, last: 1d19h
▶ ▼ Similar bugs (14)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-54 SYZFAIL: failed to mkdtemp -1 syz 385 488d 2015d 0/2 upstream: reported syz repro on 2021/02/21 23:53
android-5-15 SYZFAIL: failed to mkdtemp origin:lts -1 syz 813 674d 984d 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 1334 2d06h 38d 0/2 premoderation: reported syz repro on 2026/07/23 02:58
linux-5.15 SYZFAIL: failed to mkdtemp (2) -1 syz 307 2d23h 215d 0/3 upstream: reported syz repro on 2026/01/26 17:02
linux-6.1 SYZFAIL: failed to mkdtemp (2) -1 788 2d22h 217d 0/3 upstream: reported on 2026/01/24 18:54
linux-4.14 SYZFAIL: failed to mkdtemp -1 syz error 22 1460d 2014d 0/1 upstream: reported syz repro on 2021/02/22 05:35
upstream SYZFAIL: failed to mkdtemp -1 syz error inconclusive 730 1307d 2015d 0/29 auto-obsoleted due to no activity on 2023/05/10 07:53
linux-6.1 SYZFAIL: failed to mkdtemp -1 511 674d 796d 0/3 auto-obsoleted due to no activity on 2025/01/02 19:35
android-6-12 SYZFAIL: failed to mkdtemp -1 36 18h55m 22d 0/1 premoderation: reported on 2026/08/07 10:45
linux-4.19 SYZFAIL: failed to mkdtemp -1 syz error 99 1632d 2015d 0/1 upstream: reported syz repro on 2021/02/21 23:52
linux-5.15 SYZFAIL: failed to mkdtemp -1 456 674d 796d 0/3 auto-obsoleted due to no activity on 2025/01/02 16:14
android-5-10 SYZFAIL: failed to mkdtemp -1 15 1592d 1759d 0/2 auto-closed as invalid on 2022/07/20 02:36
android-5-10 SYZFAIL: failed to mkdtemp (2) -1 syz done error 2726 3d20h 1195d 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 2500 5d18h 1019d 0/2 premoderation: reported syz repro on 2023/11/14 15:04

Sample crash report:
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: failed to mkdtemp
 (errno 74: Bad message)
SYZFAIL: repeatedly failed to execute the program
proc=5 req=1619 state=1 status=67 (errno 9: Bad file descriptor)

Crashes (104):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/08/28 09:39 linux-6.6.y a4a971135a2f e2fa417d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/08/26 02:35 linux-6.6.y dc6160265ffc 6a91adb4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/08/25 06:43 linux-6.6.y dc6160265ffc 614e416a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/08/22 08:40 linux-6.6.y c610b395b0a5 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/08/21 07:04 linux-6.6.y c610b395b0a5 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/08/09 18:34 linux-6.6.y 6436c12a2ced 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/08/07 01:49 linux-6.6.y 80dfb0405055 c38879ea .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/08/06 20:33 linux-6.6.y 80dfb0405055 c38879ea .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/31 15:07 linux-6.6.y a1153c0deb44 7664cf44 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/30 09:24 linux-6.6.y ae068b676196 2377cd3d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/30 03:17 linux-6.6.y ae068b676196 6ef5c1e2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/29 04:25 linux-6.6.y c5596480c50e 19622d9d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/28 15:31 linux-6.6.y c5596480c50e edc8a875 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/28 03:20 linux-6.6.y c5596480c50e 45ae1df4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/28 03:18 linux-6.6.y c5596480c50e 45ae1df4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/27 13:42 linux-6.6.y c5596480c50e aae9036b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/25 06:07 linux-6.6.y c5596480c50e 492bab15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/24 16:26 linux-6.6.y da47cbc25466 dd737a83 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/24 02:53 linux-6.6.y da47cbc25466 544adce9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/23 19:02 linux-6.6.y da47cbc25466 71a13572 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/23 14:46 linux-6.6.y da47cbc25466 71a13572 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/23 01:41 linux-6.6.y da47cbc25466 881ce5c2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/23 01:41 linux-6.6.y da47cbc25466 881ce5c2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/22 12:55 linux-6.6.y da47cbc25466 4a865b71 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/22 01:17 linux-6.6.y da47cbc25466 b561ce9c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/21 12:47 linux-6.6.y da47cbc25466 7c5de9c3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/20 13:40 linux-6.6.y da47cbc25466 de6a700d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/19 13:54 linux-6.6.y da47cbc25466 72524a66 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/18 06:41 linux-6.6.y da47cbc25466 72524a66 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/17 18:09 linux-6.6.y da47cbc25466 8aaff637 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/17 05:57 linux-6.6.y da47cbc25466 7f27c57a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/16 15:27 linux-6.6.y da47cbc25466 71b49442 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/16 00:56 linux-6.6.y da47cbc25466 27a8bd60 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/16 00:55 linux-6.6.y da47cbc25466 27a8bd60 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/15 10:57 linux-6.6.y da47cbc25466 a4ed0f4f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/14 02:34 linux-6.6.y da47cbc25466 2130f682 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/13 14:36 linux-6.6.y da47cbc25466 cc4833d0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/13 14:36 linux-6.6.y da47cbc25466 cc4833d0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/13 14:36 linux-6.6.y da47cbc25466 cc4833d0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/12 00:20 linux-6.6.y da47cbc25466 d78ea535 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/11 04:57 linux-6.6.y da47cbc25466 d78ea535 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/11 04:57 linux-6.6.y da47cbc25466 d78ea535 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/07/11 04:57 linux-6.6.y da47cbc25466 d78ea535 .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.