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

Status: premoderation: reported syz repro on 2026/07/21 06:37
Reported-by: syzbot+cb6f48972810a00f7bb0@syzkaller.appspotmail.com
First crash: 6d05h, last: 3h11m
▶ ▼ Similar bugs (15)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-5.15 SYZFAIL: mkdir(syz-tmp) failed -1 159 640d 752d 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 36 11h48m 83d 0/3 upstream: reported syz repro on 2026/05/04 23:44
linux-6.6 SYZFAIL: mkdir(syz-tmp) failed (2) -1 17 3d08h 19d 0/2 upstream: reported on 2026/07/08 04:46
upstream SYZFAIL: mkdir(syz-tmp) failed (3) -1 11 252d 449d 0/29 auto-obsoleted due to no activity on 2026/02/15 01:39
android-6-1 SYZFAIL: mkdir(syz-tmp) failed (2) -1 syz 11 10h00m 6d09h 0/2 premoderation: reported syz repro on 2026/07/21 01:50
android-5-15 SYZFAIL: mkdir(syz-tmp) failed -1 107 642d 754d 0/2 auto-obsoleted due to no activity on 2024/12/11 23:48
android-54 SYZFAIL: mkdir(syz-tmp) failed -1 4 540d 542d 0/2 auto-obsoleted due to no activity on 2025/05/02 21:54
linux-6.1 SYZFAIL: mkdir(syz-tmp) failed -1 181 640d 753d 0/3 auto-obsoleted due to no activity on 2025/01/02 19:17
linux-6.6 SYZFAIL: mkdir(syz-tmp) failed -1 5 150d 154d 0/2 auto-obsoleted due to no activity on 2026/06/06 14:57
android-5-10 SYZFAIL: mkdir(syz-tmp) failed -1 299 640d 753d 0/2 auto-obsoleted due to no activity on 2024/12/13 17:34
android-6-1 SYZFAIL: mkdir(syz-tmp) failed -1 134 640d 754d 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 1 6d05h 6d05h 0/2 premoderation: reported syz repro on 2026/07/21 06:39
upstream SYZFAIL: mkdir(syz-tmp) failed (2) -1 2575 611d 754d 0/29 auto-obsoleted due to no activity on 2025/01/11 22:52
linux-5.15 SYZFAIL: mkdir(syz-tmp) failed (2) origin:upstream -1 syz error 22 19h05m 154d 0/3 upstream: reported syz repro on 2026/02/22 17:16
upstream SYZFAIL: mkdir(syz-tmp) failed -1 syz unreliable error 633 1691d 1981d 0/29 auto-closed as invalid on 2022/09/19 12:19

Sample crash report:
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=0 req=17 state=1 status=67 (errno 9: Bad file descriptor)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:43759->127.0.0.1:46736: read: connection reset by peer

Crashes (12):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/07/24 21:52 android13-5.15-lts 61d896ee2a80 dd737a83 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: mkdir(syz-tmp) failed
2026/07/23 11:05 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: mkdir(syz-tmp) failed
2026/07/23 05:26 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log report syz / log [disk image] [vmlinux] [kernel image] [mounted in repro (clean fs)] ci2-android-5-15 SYZFAIL: mkdir(syz-tmp) failed
2026/07/21 06:36 android13-5.15-lts 61d896ee2a80 de6a700d .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: mkdir(syz-tmp) failed
2026/07/27 08:34 android13-5.15-lts 61d896ee2a80 492bab15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: mkdir(syz-tmp) failed
2026/07/27 03:45 android13-5.15-lts 61d896ee2a80 492bab15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: mkdir(syz-tmp) failed
2026/07/26 22:09 android13-5.15-lts 61d896ee2a80 492bab15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: mkdir(syz-tmp) failed
2026/07/26 08:09 android13-5.15-lts 61d896ee2a80 492bab15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: mkdir(syz-tmp) failed
2026/07/26 01:33 android13-5.15-lts 61d896ee2a80 492bab15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: mkdir(syz-tmp) failed
2026/07/24 21:09 android13-5.15-lts 61d896ee2a80 dd737a83 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: mkdir(syz-tmp) failed
2026/07/24 16:14 android13-5.15-lts 61d896ee2a80 dd737a83 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: mkdir(syz-tmp) failed
2026/07/23 02:58 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: mkdir(syz-tmp) failed
* Struck through repros no longer work on HEAD.