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SYZFAIL: open of /sys/kernel/debug/kcov failed

Status: auto-obsoleted due to no activity on 2024/11/19 12:38
Reported-by: syzbot+9f53a131ccea75fe5cd6@syzkaller.appspotmail.com
First crash: 129d, last: 53d
▶ ▼ Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 SYZFAIL: open of /sys/kernel/debug/kcov failed 1 1235d 1235d 0/1 auto-closed as invalid on 2021/11/04 08:11
android-54 SYZFAIL: open of /sys/kernel/debug/kcov failed 6 1085d 1187d 0/2 auto-closed as invalid on 2022/04/02 23:36
linux-4.19 SYZFAIL: open of /sys/kernel/debug/kcov failed (2) 4 1085d 1085d 0/1 auto-closed as invalid on 2022/04/02 14:00

Sample crash report:
remote cover enable write trace failed (errno 17)
remote cover enable write trace failed (errno 17)
remote cover enable write trace failed (errno 17)
remote cover enable write trace failed (errno 17)
remote cover enable write trace failed (errno 17)
SYZFAIL: open of /sys/kernel/debug/kcov failed
 (errno 1: Operation not permitted)
remote cover enable write trace failed (errno 17)
remote cover enable write trace failed (errno 17)
remote cover enable write trace failed (errno 17)
remote cover enable write trace failed (errno 17)
remote cover enable write trace failed (errno 17)
SYZFAIL: repeatedly failed to execute the program
proc=2 req=320 state=1 status=1 (errno 9: Bad file descriptor)

Crashes (43):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/09/30 12:29 android13-5.15-lts 8e36931104ac bbd4e0a4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/28 00:24 android13-5.15-lts 8e36931104ac 440b26ec .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/23 14:27 android13-5.15-lts b92c0d35d015 89298aad .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/20 19:01 android13-5.15-lts b92c0d35d015 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/20 18:46 android13-5.15-lts b92c0d35d015 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/18 12:59 android13-5.15-lts b92c0d35d015 c673ca06 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/14 17:09 android13-5.15-lts e6fb3b0fa87f c7e35043 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/10 13:29 android13-5.15-lts 99ada58989e6 784df80e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/09 09:49 android13-5.15-lts 53be7c8abe11 9750182a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/06 12:54 android13-5.15-lts 53be7c8abe11 464ac2ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/05 21:09 android13-5.15-lts 53be7c8abe11 464ac2ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/05 19:40 android13-5.15-lts 53be7c8abe11 464ac2ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/04 19:43 android13-5.15-lts 38761ec9fc9e dfbe2ed4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/03 23:10 android13-5.15-lts 38761ec9fc9e 326f9c5a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/02 00:04 android13-5.15-lts 29d153aabd54 1eda0d14 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/02 00:03 android13-5.15-lts 29d153aabd54 1eda0d14 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/01 17:50 android13-5.15-lts 29d153aabd54 1eda0d14 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/09/01 00:21 android13-5.15-lts 29d153aabd54 1eda0d14 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/08/30 08:10 android13-5.15-lts 29d153aabd54 ee2602b8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/08/20 01:38 android13-5.15-lts 29d153aabd54 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/08/18 02:07 android13-5.15-lts da92e689a0c3 dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/08/17 20:39 android13-5.15-lts da92e689a0c3 dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/08/14 07:23 android13-5.15-lts e787d6ac4af0 bde81f6f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/08/13 19:03 android13-5.15-lts e787d6ac4af0 f21a18ca .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/08/13 16:56 android13-5.15-lts e787d6ac4af0 f21a18ca .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/08/12 11:11 android13-5.15-lts 70e1a731d986 842184b3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/08/09 05:07 android13-5.15-lts 70e1a731d986 61405512 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/08/08 05:36 android13-5.15-lts 70e1a731d986 de12cf65 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/08/08 02:16 android13-5.15-lts 70e1a731d986 de12cf65 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/08/08 01:24 android13-5.15-lts 70e1a731d986 de12cf65 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/08/07 14:48 android13-5.15-lts 70e1a731d986 109d2082 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/08/06 02:04 android13-5.15-lts 70e1a731d986 e1bdb00a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/08/05 00:31 android13-5.15-lts 70e1a731d986 1786a2a8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/07/31 23:25 android13-5.15-lts d0a6506ecafd 1e9c4cf3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/07/29 12:49 android13-5.15-lts d0a6506ecafd 5187fc86 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/07/27 07:22 android13-5.15-lts 4edafe6c0231 46eb10b7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/07/26 12:45 android13-5.15-lts 5356d2f17edf 3f86dfed .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/07/26 12:17 android13-5.15-lts 5356d2f17edf 3f86dfed .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/07/25 22:51 android13-5.15-lts 5356d2f17edf 3f86dfed .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/07/22 12:43 android13-5.15-lts 5356d2f17edf df655b64 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/07/17 15:19 android13-5.15-lts db06c48ab67e 215bec2d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 SYZFAIL: open of /sys/kernel/debug/kcov failed
2024/07/16 11:15 android13-5.15-lts db06c48ab67e e8709b21 .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.