2023/05/10 07:19:22 SYZFATAL: BUG: got no fallback coverage:
D0510 07:19:22.135362   71268 task_signals.go:470] [   6:   9] Notified of signal 23
D0510 07:19:22.136180   71268 task_signals.go:220] [   6:   9] Signal 23: delivering to handler
D0510 07:19:22.168928   71268 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 07:19:22.174472   71268 task_signals.go:204] [   6:   7] Signal 6, PID: 7, TID: 0, fault addr: 0x9: terminating thread group
D0510 07:19:22.174641   71268 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 07:19:22.204829   71268 task_signals.go:204] [   6:  14] Signal 6, PID: 14, TID: 0, fault addr: 0x9: terminating thread group
D0510 07:19:22.204947   71268 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 07:19:22.205129   71268 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 07:19:22.205179   71268 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 07:19:22.205394   71268 task_signals.go:204] [   6:  15] Signal 6, PID: 15, TID: 0, fault addr: 0x9: terminating thread group
D0510 07:19:22.205465   71268 task_exit.go:204] [   6:  15] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 07:19:22.205589   71268 task_exit.go:204] [   6:  15] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 07:19:22.205639   71268 task_exit.go:204] [   6:  15] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 07:19:22.205742   71268 task_signals.go:204] [   6:  11] Signal 6, PID: 11, TID: 0, fault addr: 0x9: terminating thread group
D0510 07:19:22.205806   71268 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 07:19:22.205916   71268 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 07:19:22.205949   71268 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 07:19:22.206083   71268 task_signals.go:204] [   6:   6] Signal 6, PID: 6, TID: 0, fault addr: 0x9: terminating thread group
D0510 07:19:22.206150   71268 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 07:19:22.206285   71268 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 07:19:22.206412   71268 task_signals.go:204] [   6:   8] Signal 6, PID: 8, TID: 0, fault addr: 0x9: terminating thread group
D0510 07:19:22.206500   71268 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 07:19:22.206611   71268 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 07:19:22.206643   71268 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 07:19:22.206746   71268 task_signals.go:204] [   6:  10] Signal 6, PID: 10, TID: 0, fault addr: 0x9: terminating thread group
D0510 07:19:22.206812   71268 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 07:19:22.206937   71268 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 07:19:22.206978   71268 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 07:19:22.207198   71268 task_signals.go:204] [   6:  12] Signal 6, PID: 12, TID: 0, fault addr: 0x9: terminating thread group
D0510 07:19:22.208352   71268 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 07:19:22.215360   71268 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 07:19:22.215547   71268 task_signals.go:204] [   6:  13] Signal 6, PID: 13, TID: 0, fault addr: 0x9: terminating thread group
D0510 07:19:22.215620   71268 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 07:19:22.215653   71268 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 07:19:22.215724   71268 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 07:19:22.215830   71268 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 07:19:22.215857   71268 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 07:19:22.215925   71268 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 07:19:22.246588   71268 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 07:19:22.246693   71268 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 07:19:22.246749   71268 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 07:19:22.254075   71268 loader.go:1143] updated processes (removal): map[{ci-gvisor-arm64-systrap-1-race-test-1 0}:0xc0002c0120]
D0510 07:19:22.259145   71268 controller.go:560] containerManager.Wait, cid: ci-gvisor-arm64-systrap-1-race-test-1, pid: 6, waitStatus: 0x100, err: <nil>
D0510 07:19:22.259345   71268 urpc.go:568] urpc: successfully marshalled 38 bytes.
D0510 07:19:22.255369   71268 urpc.go:611] urpc: unmarshal success.
D0510 07:19:22.263580   71489 urpc.go:611] urpc: unmarshal success.
I0510 07:19:22.263711   71489 main.go:259] Exiting with status: 256
D0510 07:19:22.357909   71268 urpc.go:568] urpc: successfully marshalled 55376 bytes.
D0510 07:19:22.373439   71268 urpc.go:611] urpc: unmarshal success.
D0510 07:19:22.373650   71268 controller.go:226] containerManager.Processes, cid: ci-gvisor-arm64-systrap-1-race-test-1
D0510 07:19:22.374552   71268 urpc.go:568] urpc: successfully marshalled 257 bytes.