2023/04/22 01:55:24 SYZFATAL: BUG: got no fallback coverage:
D0422 01:55:24.029044  203377 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0422 01:55:24.029543  203377 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0422 01:55:24.029701  203377 task_exit.go:204] [   6:  12] Transitioning from exit state TaskExitZombie to TaskExitDead
D0422 01:55:24.041356  203377 task_signals.go:204] [   6:   7] Signal 6, PID: 7, TID: 0, fault addr: 0x9: terminating thread group
D0422 01:55:24.048182  203377 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0422 01:55:24.048457  203377 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0422 01:55:24.048507  203377 task_exit.go:204] [   6:   7] Transitioning from exit state TaskExitZombie to TaskExitDead
D0422 01:55:24.048710  203377 task_signals.go:204] [   6:   9] Signal 6, PID: 9, TID: 0, fault addr: 0x9: terminating thread group
D0422 01:55:24.048798  203377 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0422 01:55:24.048930  203377 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0422 01:55:24.048997  203377 task_exit.go:204] [   6:   9] Transitioning from exit state TaskExitZombie to TaskExitDead
executing program
D0422 01:55:24.049191  203377 task_signals.go:204] [   6:  11] Signal 6, PID: 11, TID: 0, fault addr: 0x9: terminating thread group
D0422 01:55:24.049282  203377 task_signals.go:204] [   6:   8] Signal 6, PID: 8, TID: 0, fault addr: 0x9: terminating thread group
D0422 01:55:24.049309  203377 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0422 01:55:24.049509  203377 task_signals.go:204] [   6:  13] Signal 6, PID: 13, TID: 0, fault addr: 0x9: terminating thread group
D0422 01:55:24.049558  203377 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0422 01:55:24.049621  203377 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitZombie to TaskExitDead
D0422 01:55:24.049934  203377 task_signals.go:204] [   6:   6] Signal 6, PID: 6, TID: 0, fault addr: 0x9: terminating thread group
D0422 01:55:24.050078  203377 task_signals.go:204] [   6:  16] Signal 6, PID: 16, TID: 0, fault addr: 0x9: terminating thread group
D0422 01:55:24.050161  203377 task_signals.go:204] [   6:  14] Signal 6, PID: 14, TID: 0, fault addr: 0x9: terminating thread group
D0422 01:55:24.050243  203377 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0422 01:55:24.050333  203377 task_signals.go:204] [   6:  18] Signal 6, PID: 18, TID: 0, fault addr: 0x9: terminating thread group
D0422 01:55:24.050473  203377 task_signals.go:204] [   6:  10] Signal 6, PID: 10, TID: 0, fault addr: 0x9: terminating thread group
D0422 01:55:24.050597  203377 task_signals.go:204] [   6:  17] Signal 6, PID: 17, TID: 0, fault addr: 0x9: terminating thread group
D0422 01:55:24.050670  203377 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0422 01:55:24.050751  203377 task_exit.go:204] [   6:  16] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0422 01:55:24.050886  203377 task_exit.go:204] [   6:  16] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0422 01:55:24.050929  203377 task_exit.go:204] [   6:  16] Transitioning from exit state TaskExitZombie to TaskExitDead
D0422 01:55:24.051075  203377 task_exit.go:204] [   6:  17] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0422 01:55:24.051221  203377 task_exit.go:204] [   6:  17] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0422 01:55:24.051277  203377 task_exit.go:204] [   6:  17] Transitioning from exit state TaskExitZombie to TaskExitDead
D0422 01:55:24.051395  203377 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0422 01:55:24.051536  203377 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0422 01:55:24.051597  203377 task_exit.go:204] [   6:  14] Transitioning from exit state TaskExitZombie to TaskExitDead
D0422 01:55:24.051692  203377 task_exit.go:204] [   6:  18] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0422 01:55:24.051829  203377 task_exit.go:204] [   6:  18] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0422 01:55:24.051881  203377 task_exit.go:204] [   6:  18] Transitioning from exit state TaskExitZombie to TaskExitDead
D0422 01:55:24.051993  203377 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0422 01:55:24.052130  203377 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0422 01:55:24.052184  203377 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitZombie to TaskExitDead
D0422 01:55:24.052280  203377 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0422 01:55:24.052416  203377 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0422 01:55:24.052473  203377 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitZombie to TaskExitDead
D0422 01:55:24.052601  203377 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0422 01:55:24.077148  203377 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0422 01:55:24.077269  203377 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitZombie to TaskExitDead
D0422 01:55:24.077325  203377 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitZombie to TaskExitDead
D0422 01:55:24.077446  203377 loader.go:1133] updated processes (removal): map[{ci-gvisor-arm64-systrap-1-race-test-1 0}:0xc0002766c0]
D0422 01:55:24.077517  203377 controller.go:555] containerManager.Wait, cid: ci-gvisor-arm64-systrap-1-race-test-1, pid: 6, waitStatus: 0x100, err: <nil>
D0422 01:55:24.077745  203516 urpc.go:611] urpc: unmarshal success.
I0422 01:55:24.077853  203516 main.go:260] Exiting with status: 256
D0422 01:55:24.080954  203377 urpc.go:568] urpc: successfully marshalled 38 bytes.
D0422 01:55:24.293450  203377 urpc.go:611] urpc: unmarshal success.
D0422 01:55:24.536469  203377 urpc.go:568] urpc: successfully marshalled 54499 bytes.
D0422 01:55:24.571300  203377 urpc.go:611] urpc: unmarshal success.
D0422 01:55:24.571543  203377 controller.go:226] containerManager.Processes, cid: ci-gvisor-arm64-systrap-1-race-test-1
D0422 01:55:24.572199  203377 urpc.go:568] urpc: successfully marshalled 257 bytes.