SYZFAIL: open of /sys/kernel/debug/kcov failed (3)

Status: auto-obsoleted due to no activity on 2025/07/18 18:42
Reported-by: syzbot+c31d370db1035fc65a6a@syzkaller.appspotmail.com
First crash: 518d, last: 518d
Similar bugs (12)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-6-12 SYZFAIL: open of /sys/kernel/debug/kcov failed -1 11 3d18h 14d 0/1 premoderation: reported on 2026/09/05 20:00
linux-4.19 SYZFAIL: open of /sys/kernel/debug/kcov failed -1 1 1900d 1900d 0/1 auto-closed as invalid on 2021/11/04 08:11
android-5-10 SYZFAIL: open of /sys/kernel/debug/kcov failed -1 177 2h05m 21d 0/2 premoderation: reported on 2026/08/29 11:39
linux-6.6 SYZFAIL: open of /sys/kernel/debug/kcov failed -1 47 2h02m 14d 0/2 upstream: reported on 2026/09/05 08:42
linux-6.1 SYZFAIL: open of /sys/kernel/debug/kcov failed -1 36 1d17h 15d 0/3 upstream: reported on 2026/09/05 05:07
android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed -1 43 719d 795d 0/2 auto-obsoleted due to no activity on 2024/11/19 12:38
android-6-1 SYZFAIL: open of /sys/kernel/debug/kcov failed -1 260 1h05m 38d 0/2 premoderation: reported on 2026/08/13 04:53
android-54 SYZFAIL: open of /sys/kernel/debug/kcov failed -1 6 1751d 1853d 0/2 auto-closed as invalid on 2022/04/02 23:36
android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed (4) -1 104 6h01m 15d 0/2 premoderation: reported on 2026/09/05 02:32
linux-4.19 SYZFAIL: open of /sys/kernel/debug/kcov failed (2) -1 4 1751d 1751d 0/1 auto-closed as invalid on 2022/04/02 14:00
android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed (2) -1 1 654d 654d 0/2 auto-obsoleted due to no activity on 2025/03/04 17:20
linux-5.15 SYZFAIL: open of /sys/kernel/debug/kcov failed -1 34 1d19h 14d 0/3 upstream: reported on 2026/09/05 12:46

Sample crash report:
SYZFAIL: open of /sys/kernel/debug/kcov failed
 (errno 1: Operation not permitted)
SYZFAIL: mmap of data segment failed
want 0x200000000000, got 0xffffffffffffffff (errno 13: Permission denied)
SYZFAIL: mmap of data segment failed
want 0x200000000000, got 0xffffffffffffffff (errno 13: Permission denied)
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: ebtable checkpoint: socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
 (errno 1: Operation not permitted)
loop exited with status 67
SYZFAIL: repeatedly failed to execute the program
proc=5 req=241 state=3 status=67 (errno 11: Resource temporarily unavailable)

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/04/19 18:35 android13-5.15-lts 8034ec1338e8 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
* Struck through repros no longer work on HEAD.