2023/05/10 21:29:12 SYZFATAL: BUG: got no fallback coverage:
D0510 21:29:12.742334  667452 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 21:29:12.742627  667452 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 21:29:12.742685  667452 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 21:29:12.742920  667452 task_signals.go:204] [   6:   8] Signal 6, PID: 8, TID: 0, fault addr: 0x9: terminating thread group
D0510 21:29:12.756755  667452 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 21:29:12.757029  667452 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 21:29:12.757094  667452 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 21:29:12.759235  667452 task_signals.go:204] [   6:   7] Signal 6, PID: 7, TID: 0, fault addr: 0x9: terminating thread group
D0510 21:29:12.759418  667452 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 21:29:12.759573  667452 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 21:29:12.759629  667452 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 21:29:12.767327  667452 task_signals.go:204] [   6:   6] Signal 6, PID: 6, TID: 0, fault addr: 0x9: terminating thread group
D0510 21:29:12.767485  667452 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 21:29:12.767639  667452 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 21:29:12.767763  667452 task_signals.go:204] [   6:   9] Signal 6, PID: 9, TID: 0, fault addr: 0x9: terminating thread group
D0510 21:29:12.767839  667452 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 21:29:12.767960  667452 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 21:29:12.768011  667452 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 21:29:12.768166  667452 task_signals.go:204] [   6:  13] Signal 6, PID: 13, TID: 0, fault addr: 0x9: terminating thread group
D0510 21:29:12.768241  667452 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 21:29:12.768353  667452 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 21:29:12.768385  667452 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 21:29:12.768492  667452 task_signals.go:204] [   6:  12] Signal 6, PID: 12, TID: 0, fault addr: 0x9: terminating thread group
D0510 21:29:12.768552  667452 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 21:29:12.768658  667452 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 21:29:12.768705  667452 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 21:29:12.768831  667452 task_signals.go:204] [   6:  16] Signal 6, PID: 16, TID: 0, fault addr: 0x9: terminating thread group
D0510 21:29:12.768893  667452 task_exit.go:204] [   6:  16] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 21:29:12.769021  667452 task_exit.go:204] [   6:  16] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 21:29:12.769060  667452 task_exit.go:204] [   6:  16] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 21:29:12.769179  667452 task_signals.go:204] [   6:  11] Signal 6, PID: 11, TID: 0, fault addr: 0x9: terminating thread group
D0510 21:29:12.769268  667452 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 21:29:12.769378  667452 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 21:29:12.769420  667452 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 21:29:12.783256  667452 task_signals.go:204] [   6:  10] Signal 6, PID: 10, TID: 0, fault addr: 0x9: terminating thread group
D0510 21:29:12.783405  667452 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0510 21:29:12.907228  667452 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0510 21:29:12.907371  667452 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 21:29:12.907458  667452 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitZombie to TaskExitDead
D0510 21:29:12.907634  667452 loader.go:1143] updated processes (removal): map[{ci-gvisor-arm64-systrap-1-race-test-1 0}:0xc0001ac570]
D0510 21:29:12.907715  667452 controller.go:560] containerManager.Wait, cid: ci-gvisor-arm64-systrap-1-race-test-1, pid: 6, waitStatus: 0x100, err: <nil>
D0510 21:29:12.907846  667452 urpc.go:568] urpc: successfully marshalled 38 bytes.
D0510 21:29:12.907994  667610 urpc.go:611] urpc: unmarshal success.
I0510 21:29:12.908114  667610 main.go:259] Exiting with status: 256
D0510 21:29:12.956537  667452 urpc.go:611] urpc: unmarshal success.
D0510 21:29:13.029604  667452 urpc.go:568] urpc: successfully marshalled 54420 bytes.
D0510 21:29:13.055421  667452 urpc.go:611] urpc: unmarshal success.
D0510 21:29:13.055627  667452 controller.go:226] containerManager.Processes, cid: ci-gvisor-arm64-systrap-1-race-test-1
D0510 21:29:13.056306  667452 urpc.go:568] urpc: successfully marshalled 257 bytes.