syzbot


gvisor test error: SYZFATAL: BUG: got no coverage: (2)

Status: auto-obsoleted due to no activity on 2023/12/13 02:11
Reported-by: syzbot+07e25f727e74ffa52488@syzkaller.appspotmail.com
First crash: 439d, last: 439d
Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
gvisor gvisor test error: SYZFATAL: BUG: got no coverage: (3) 1 245d 238d 0/26 auto-obsoleted due to no activity on 2024/06/23 17:56
gvisor gvisor test error: SYZFATAL: BUG: got no coverage: 7 615d 619d 0/26 auto-obsoleted due to no activity on 2023/07/07 19:17

Sample crash report:
2023/09/14 01:47:54 SYZFATAL: BUG: got no coverage:
D0914 01:47:54.175502   51685 task_signals.go:220] [   6:   8] Signal 23: delivering to handler
D0914 01:47:54.389268   51685 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0914 01:47:54.389727   51685 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0914 01:47:54.389800   51685 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitZombie to TaskExitDead
D0914 01:47:54.390226   51685 task_signals.go:204] [   6:  16] Signal 6, PID: 16, TID: 0, fault addr: 0x9: terminating thread group
D0914 01:47:54.390361   51685 task_exit.go:204] [   6:  16] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0914 01:47:54.390640   51685 task_exit.go:204] [   6:  16] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0914 01:47:54.390688   51685 task_exit.go:204] [   6:  16] Transitioning from exit state TaskExitZombie to TaskExitDead
D0914 01:47:54.393911   51685 task_signals.go:204] [   6:   7] Signal 6, PID: 7, TID: 0, fault addr: 0x9: terminating thread group
D0914 01:47:54.394149   51685 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0914 01:47:54.394507   51685 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0914 01:47:54.394563   51685 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitZombie to TaskExitDead
D0914 01:47:54.406454   51685 task_signals.go:204] [   6:   9] Signal 6, PID: 9, TID: 0, fault addr: 0x9: terminating thread group
D0914 01:47:54.406626   51685 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0914 01:47:54.406959   51685 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0914 01:47:54.407006   51685 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitZombie to TaskExitDead
D0914 01:47:54.407362   51685 task_signals.go:204] [   6:  10] Signal 6, PID: 10, TID: 0, fault addr: 0x9: terminating thread group
D0914 01:47:54.407483   51685 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0914 01:47:54.407811   51685 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0914 01:47:54.407866   51685 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitZombie to TaskExitDead
D0914 01:47:54.408266   51685 task_signals.go:204] [   6:  11] Signal 6, PID: 11, TID: 0, fault addr: 0x9: terminating thread group
D0914 01:47:54.408394   51685 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0914 01:47:54.408730   51685 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0914 01:47:54.408783   51685 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitZombie to TaskExitDead
D0914 01:47:54.409171   51685 task_signals.go:204] [   6:  12] Signal 6, PID: 12, TID: 0, fault addr: 0x9: terminating thread group
D0914 01:47:54.409302   51685 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0914 01:47:54.409656   51685 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0914 01:47:54.409713   51685 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitZombie to TaskExitDead
D0914 01:47:54.410068   51685 task_signals.go:204] [   6:  13] Signal 6, PID: 13, TID: 0, fault addr: 0x9: terminating thread group
D0914 01:47:54.410189   51685 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0914 01:47:54.410488   51685 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0914 01:47:54.410534   51685 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitZombie to TaskExitDead
D0914 01:47:54.410846   51685 task_signals.go:204] [   6:   6] Signal 6, PID: 6, TID: 0, fault addr: 0x9: terminating thread group
D0914 01:47:54.410987   51685 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0914 01:47:54.411349   51685 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0914 01:47:54.411688   51685 task_signals.go:204] [   6:  14] Signal 6, PID: 14, TID: 0, fault addr: 0x9: terminating thread group
D0914 01:47:54.411816   51685 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0914 01:47:54.552105   51685 urpc.go:611] urpc: unmarshal success.
D0914 01:47:54.599996   51685 urpc.go:568] urpc: successfully marshalled 58219 bytes.
D0914 01:47:54.673835   51685 urpc.go:611] urpc: unmarshal success.
D0914 01:47:54.674037   51685 controller.go:226] containerManager.Processes, cid: ci-gvisor-arm64-systrap-1-race-cover-test-1
D0914 01:47:54.675671   51685 urpc.go:568] urpc: successfully marshalled 367 bytes.
D0914 01:47:54.866180   51685 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0914 01:47:54.866305   51685 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitZombie to TaskExitDead
D0914 01:47:54.866438   51685 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitZombie to TaskExitDead
D0914 01:47:54.866709   51685 loader.go:1176] updated processes (removal): map[{ci-gvisor-arm64-systrap-1-race-cover-test-1 0}:0xc0002f04e0]
D0914 01:47:54.866834   51685 controller.go:561] containerManager.Wait, cid: ci-gvisor-arm64-systrap-1-race-cover-test-1, pid: 6, waitStatus: 0x100, err: <nil>
D0914 01:47:54.867003   51685 urpc.go:568] urpc: successfully marshalled 38 bytes.
D0914 01:47:54.869784   51866 urpc.go:611] urpc: unmarshal success.
I0914 01:47:54.869930   51866 main.go:223] Exiting with status: 256

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/09/14 02:11 gvisor 3dda3741d8eb 0b6a67ac .config console log report ci-gvisor-arm64-systrap-1-race-cover gvisor test error: SYZFATAL: BUG: got no coverage:
* Struck through repros no longer work on HEAD.