syzbot


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

Status: auto-closed as invalid on 2022/07/14 10:31
First crash: 1131d, last: 956d

Sample crash report:
SYZFAIL: open of /sys/kernel/debug/kcov failed
 (errno 2: No such file or directory)
D0415 10:21:49.361414  304504 task_signals.go:189] [  11:  11] Signal 9: terminating thread group
D0415 10:21:49.361565  304504 task_signals.go:189] [  11:  19] Signal 9: terminating thread group
D0415 10:21:49.361460  304504 task_signals.go:189] [  11:  30] Signal 9: terminating thread group
D0415 10:21:49.361442  304504 task_signals.go:189] [  11:  24] Signal 9: terminating thread group
D0415 10:21:49.361478  304504 task_signals.go:189] [  11: 9883] Signal 9: terminating thread group
D0415 10:21:49.361490  304504 task_signals.go:189] [  11:  14] Signal 9: terminating thread group
D0415 10:21:49.361495  304504 task_signals.go:189] [  11:  25] Signal 9: terminating thread group
D0415 10:21:49.361511  304504 task_signals.go:189] [  11:  27] Signal 9: terminating thread group
D0415 10:21:49.361496  304504 task_signals.go:189] [  11: 10565] Signal 9: terminating thread group
D0415 10:21:49.361511  304504 task_signals.go:189] [  11:  15] Signal 9: terminating thread group
D0415 10:21:49.361522  304504 task_signals.go:189] [  11:  28] Signal 9: terminating thread group
D0415 10:21:49.361526  304504 task_signals.go:189] [  11: 10566] Signal 9: terminating thread group
D0415 10:21:49.361529  304504 task_signals.go:189] [  11:  16] Signal 9: terminating thread group
D0415 10:21:49.361533  304504 task_signals.go:189] [  11:  29] Signal 9: terminating thread group
D0415 10:21:49.361537  304504 task_signals.go:189] [  11: 10567] Signal 9: terminating thread group
D0415 10:21:49.361542  304504 task_signals.go:189] [  11:  18] Signal 9: terminating thread group
D0415 10:21:49.361546  304504 task_signals.go:189] [  11: 10568] Signal 9: terminating thread group
D0415 10:21:49.361553  304504 task_signals.go:189] [  11:  21] Signal 9: terminating thread group
D0415 10:21:49.361556  304504 task_signals.go:189] [  11:  22] Signal 9: terminating thread group
D0415 10:21:49.361420  304504 task_signals.go:189] [  11:  13] Signal 9: terminating thread group
D0415 10:21:49.361559  304504 task_signals.go:189] [  11:  23] Signal 9: terminating thread group
D0415 10:21:49.361578  304504 task_exit.go:186] [  11:  17] Transitioning from exit state TaskExitNone to TaskExitInitiated
I0415 10:21:49.361855  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 23, fault addr: 0x0
I0415 10:21:49.361897  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 18, fault addr: 0x0
I0415 10:21:49.361906  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 10565, fault addr: 0x0
D0415 10:21:49.361905  304504 task_signals.go:189] [  11:  20] Signal 9: terminating thread group
I0415 10:21:49.361915  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 10567, fault addr: 0x0
D0415 10:21:49.361975  304504 task_signals.go:189] [  11:  12] Signal 9: terminating thread group
D0415 10:21:49.361985  304504 task_exit.go:186] [  11:  17] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.362141  304504 task_exit.go:186] [  11:  17] Transitioning from exit state TaskExitZombie to TaskExitDead
I0415 10:21:49.362057  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 15, fault addr: 0x0
I0415 10:21:49.362201  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 28, fault addr: 0x0
I0415 10:21:49.362276  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 10568, fault addr: 0x0
I0415 10:21:49.362307  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 10566, fault addr: 0x0
I0415 10:21:49.362315  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 21, fault addr: 0x0
I0415 10:21:49.362321  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 16, fault addr: 0x0
I0415 10:21:49.362328  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 20, fault addr: 0x0
I0415 10:21:49.362346  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 19, fault addr: 0x0
I0415 10:21:49.362353  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 9883, fault addr: 0x0
I0415 10:21:49.362376  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 30, fault addr: 0x0
I0415 10:21:49.362383  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 13, fault addr: 0x0
I0415 10:21:49.362389  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 25, fault addr: 0x0
I0415 10:21:49.362396  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 14, fault addr: 0x0
I0415 10:21:49.362403  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 27, fault addr: 0x0
I0415 10:21:49.362416  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 22, fault addr: 0x0
I0415 10:21:49.362423  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 29, fault addr: 0x0
I0415 10:21:49.362442  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 11, fault addr: 0x0
D0415 10:21:49.362235  304504 task_exit.go:186] [  11:  15] Transitioning from exit state TaskExitNone to TaskExitInitiated
I0415 10:21:49.362450  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 12, fault addr: 0x0
I0415 10:21:49.362607  304504 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 24, fault addr: 0x0
D0415 10:21:49.362728  304504 task_exit.go:186] [  11:  15] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.362759  304504 task_exit.go:186] [  11:  15] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.362816  304504 task_exit.go:186] [  11:  23] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.362868  304504 task_exit.go:186] [  11:  23] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.362882  304504 task_exit.go:186] [  11:  23] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.362911  304504 task_exit.go:186] [  11:  18] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.362930  304504 task_exit.go:186] [  11:  18] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.362937  304504 task_exit.go:186] [  11:  18] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.362949  304504 task_exit.go:186] [  11: 10565] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.362957  304504 task_exit.go:186] [  11: 10565] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.362964  304504 task_exit.go:186] [  11: 10565] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.362987  304504 task_exit.go:186] [  11: 10567] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.362998  304504 task_exit.go:186] [  11: 10567] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363005  304504 task_exit.go:186] [  11: 10567] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363015  304504 task_exit.go:186] [  11:  12] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363028  304504 task_exit.go:186] [  11:  12] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363040  304504 task_exit.go:186] [  11:  12] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363055  304504 task_exit.go:186] [  11:  28] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363073  304504 task_exit.go:186] [  11:  28] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363078  304504 task_exit.go:186] [  11:  28] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363089  304504 task_exit.go:186] [  11: 10568] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363097  304504 task_exit.go:186] [  11: 10568] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363102  304504 task_exit.go:186] [  11: 10568] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363121  304504 task_exit.go:186] [  11: 10566] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363137  304504 task_exit.go:186] [  11: 10566] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363147  304504 task_exit.go:186] [  11: 10566] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363161  304504 task_exit.go:186] [  11:  21] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363169  304504 task_exit.go:186] [  11:  21] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363176  304504 task_exit.go:186] [  11:  21] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363186  304504 task_exit.go:186] [  11:  16] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363214  304504 task_exit.go:186] [  11:  16] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363221  304504 task_exit.go:186] [  11:  16] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363234  304504 task_exit.go:186] [  11:  20] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363253  304504 task_exit.go:186] [  11:  20] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363259  304504 task_exit.go:186] [  11:  20] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363272  304504 task_exit.go:186] [  11:  19] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363288  304504 task_exit.go:186] [  11:  19] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363294  304504 task_exit.go:186] [  11:  19] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363307  304504 task_exit.go:186] [  11: 9883] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363324  304504 task_exit.go:186] [  11: 9883] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363331  304504 task_exit.go:186] [  11: 9883] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363348  304504 task_exit.go:186] [  11:  30] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363367  304504 task_exit.go:186] [  11:  30] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363372  304504 task_exit.go:186] [  11:  30] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363388  304504 task_exit.go:186] [  11:  13] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363411  304504 task_exit.go:186] [  11:  13] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363420  304504 task_exit.go:186] [  11:  13] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363434  304504 task_exit.go:186] [  11:  25] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363450  304504 task_exit.go:186] [  11:  25] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363456  304504 task_exit.go:186] [  11:  25] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363466  304504 task_exit.go:186] [  11:  14] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363477  304504 task_exit.go:186] [  11:  14] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363491  304504 task_exit.go:186] [  11:  14] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363503  304504 task_exit.go:186] [  11:  27] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363519  304504 task_exit.go:186] [  11:  27] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363525  304504 task_exit.go:186] [  11:  27] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363535  304504 task_exit.go:186] [  11:  22] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363554  304504 task_exit.go:186] [  11:  22] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363560  304504 task_exit.go:186] [  11:  22] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363580  304504 task_exit.go:186] [  11:  29] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363592  304504 task_exit.go:186] [  11:  29] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363597  304504 task_exit.go:186] [  11:  29] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.363607  304504 task_exit.go:186] [  11:  11] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.363614  304504 task_exit.go:186] [  11:  11] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.363627  304504 task_exit.go:186] [  11:  24] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0415 10:21:49.378816  304504 task_exit.go:186] [  11:  24] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0415 10:21:49.378904  304504 task_exit.go:186] [  11:  24] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.378915  304504 task_exit.go:186] [  11:  11] Transitioning from exit state TaskExitZombie to TaskExitDead
D0415 10:21:49.378957  304504 loader.go:1066] updated processes (removal): map[{ci-gvisor-ptrace-1-cover-1 0}:0xc000590ed0]
D0415 10:21:49.379051  304504 controller.go:531] containerManager.Wait, cid: ci-gvisor-ptrace-1-cover-1, pid: 11, waitStatus: 0x100, err: <nil>
D0415 10:21:49.379138  304504 urpc.go:568] urpc: successfully marshalled 38 bytes.
D0415 10:21:49.379305  304727 urpc.go:611] urpc: unmarshal success.
I0415 10:21:49.379458  304727 main.go:243] Exiting with status: 256
D0415 10:21:49.441790  304504 urpc.go:611] urpc: unmarshal success.
D0415 10:21:49.441850  304504 controller.go:590] containerManager.Signal: cid: ci-gvisor-ptrace-1-cover-1, PID: 0, signal: 0, mode: Process
D0415 10:21:49.441893  304504 urpc.go:568] urpc: successfully marshalled 37 bytes.
D0415 10:21:49.442256  304504 urpc.go:611] urpc: unmarshal success.
D0415 10:21:50.336968  304504 urpc.go:568] urpc: successfully marshalled 15101896 bytes.
D0415 10:21:50.464801  304504 urpc.go:611] urpc: unmarshal success.
D0415 10:21:50.464895  304504 controller.go:234] containerManager.Processes, cid: ci-gvisor-ptrace-1-cover-1
D0415 10:21:50.465072  304504 urpc.go:568] urpc: successfully marshalled 173 bytes.

Crashes (30):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/04/15 10:22 gvisor 717f78b01497 b17b2923 .config console log report info ci-gvisor-ptrace-1-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/04/13 22:07 gvisor edbd20302734 b17b2923 .config console log report info ci-gvisor-ptrace-2-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/04/04 02:50 gvisor 37d5dc587779 79a2a8fc .config console log report info ci-gvisor-kvm-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/03/30 23:29 gvisor be49295381b4 9d49f3a7 .config console log report info ci-gvisor-ptrace-1-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/03/27 13:31 gvisor b8fa96e201bf 89bc8608 .config console log report info ci-gvisor-ptrace-3-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/03/25 18:50 gvisor 28cf71cc61c5 89bc8608 .config console log report info ci-gvisor-ptrace-2-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/03/16 04:39 gvisor dddbb7d7a944 9e8eaa75 .config console log report info ci-gvisor-kvm-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/03/15 03:46 gvisor 9118171bef5d 9e8eaa75 .config console log report info ci-gvisor-kvm-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/03/13 16:46 gvisor ee133dbcf204 9e8eaa75 .config console log report info ci-gvisor-ptrace-1-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/03/12 04:54 gvisor ee133dbcf204 9e8eaa75 .config console log report info ci-gvisor-ptrace-3-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/03/10 16:19 gvisor 1fcaa119a53a 9e8eaa75 .config console log report info ci-gvisor-kvm-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/03/08 04:17 gvisor 81d384cfe9d3 7bdd8b2c .config console log report info ci-gvisor-kvm-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/03/06 19:09 gvisor e3f424c5c51c 7bdd8b2c .config console log report info ci-gvisor-ptrace-2-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/03/03 22:51 gvisor 15898a341f03 45a13a73 .config console log report info ci-gvisor-ptrace-1-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/03/03 14:12 gvisor 17b93a84fae9 45a13a73 .config console log report info ci-gvisor-ptrace-3-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/02/22 21:25 gvisor 377cfd813d4c 6e821dbf .config console log report info ci-gvisor-ptrace-2-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/02/22 03:42 gvisor 6e5b602ee1a1 6e821dbf .config console log report info ci-gvisor-ptrace-3-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/02/21 16:35 gvisor 6e5b602ee1a1 3cd800e4 .config console log report info ci-gvisor-ptrace-3-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/02/17 18:10 gvisor ab3728508f02 2bea8a27 .config console log report info ci-gvisor-ptrace-3-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/02/06 23:33 gvisor 6c2d9a2359e3 a7dab638 .config console log report info ci-gvisor-kvm-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/02/06 02:32 gvisor 6c2d9a2359e3 a7dab638 .config console log report info ci-gvisor-kvm-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/01/28 02:58 gvisor f54fcc6e11ae 64a8e201 .config console log report info ci-gvisor-ptrace-3-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/01/24 12:21 gvisor 9df539f9e893 214351e1 .config console log report info ci-gvisor-ptrace-3-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/01/24 02:07 gvisor 9df539f9e893 214351e1 .config console log report info ci-gvisor-ptrace-1-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2022/01/19 12:36 gvisor 3d578afc8da9 0620189b .config console log report info ci-gvisor-ptrace-3-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2021/12/08 16:26 gvisor 9768009a797a a4a2a501 .config console log report info ci-gvisor-ptrace-3-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2021/12/04 04:13 gvisor 791b9428a6de a617004c .config console log report info ci-gvisor-ptrace-1-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2021/11/21 20:39 gvisor 0fd9b69d5ccd 4eb20a4e .config console log report info ci-gvisor-ptrace-3-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2021/11/11 08:21 gvisor 1d536f8139ab 75b04091 .config console log report info ci-gvisor-kvm-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
2021/10/22 04:34 gvisor 207221ffb27f 55f90bc6 .config console log report info ci-gvisor-ptrace-3-cover SYZFAIL: open of /sys/kernel/debug/kcov failed
* Struck through repros no longer work on HEAD.