2024/01/31 21:57:31 SYZFATAL: BUG: got no fallback coverage:
D0131 21:57:31.882512  322941 urpc.go:611] urpc: unmarshal success.
D0131 21:57:31.928091  322941 task_signals.go:204] [   6:  10] Signal 9, PID: 6, TID: 10, fault addr: 0x0: terminating thread group
D0131 21:57:31.928390  322941 task_signals.go:204] [   6:  11] Signal 9, PID: 6, TID: 11, fault addr: 0x0: terminating thread group
D0131 21:57:31.928599  322941 task_signals.go:204] [   6:   8] Signal 9, PID: 6, TID: 8, fault addr: 0x0: terminating thread group
D0131 21:57:31.928759  322941 task_signals.go:204] [   6:  13] Signal 9, PID: 6, TID: 13, fault addr: 0x0: terminating thread group
D0131 21:57:31.929482  322941 task_signals.go:204] [   6:  15] Signal 9, PID: 6, TID: 15, fault addr: 0x0: terminating thread group
D0131 21:57:31.936106  322941 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0131 21:57:31.936242  322941 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0131 21:57:31.950499  322941 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0131 21:57:31.950702  322941 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0131 21:57:31.950772  322941 task_exit.go:204] [   6:  15] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0131 21:57:31.951285  322941 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0131 21:57:31.951331  322941 task_exit.go:204] [   6:  10] Transitioning from exit state TaskExitZombie to TaskExitDead
D0131 21:57:32.323873  322941 urpc.go:568] urpc: successfully marshalled 98223 bytes.
D0131 21:57:32.405594  322941 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0131 21:57:32.406026  322941 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0131 21:57:32.406075  322941 task_exit.go:204] [   6:  11] Transitioning from exit state TaskExitZombie to TaskExitDead
D0131 21:57:32.427830  322941 task_exit.go:361] [  19(   1):  19(   1)] Init process terminating, killing namespace
D0131 21:57:32.427944  322941 task_exit.go:204] [  19(   1):  19(   1)] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0131 21:57:32.428039  322941 task_signals.go:470] [   1:   1] Notified of signal 17
D0131 21:57:32.428337  322941 task_signals.go:179] [   1:   1] Restarting syscall 98: interrupted by signal 17
D0131 21:57:32.428374  322941 task_signals.go:220] [   1:   1] Signal 17: delivering to handler
D0131 21:57:32.451155  322941 urpc.go:611] urpc: unmarshal success.
D0131 21:57:32.451312  322941 controller.go:232] containerManager.Processes, cid: ci-gvisor-arm64-systrap-1-race-test-1
D0131 21:57:32.526573  322941 urpc.go:568] urpc: successfully marshalled 372 bytes.
D0131 21:57:32.559641  322941 task_exit.go:204] [   6:  15] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0131 21:57:32.559805  322941 task_exit.go:204] [   6:  15] Transitioning from exit state TaskExitZombie to TaskExitDead
D0131 21:57:32.628098  323276 urpc.go:611] urpc: unmarshal success.
I0131 21:57:32.628232  323276 main.go:226] Exiting with status: 256
D0131 21:57:32.626937  322941 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0131 21:57:32.627038  322941 task_exit.go:204] [   6:   8] Transitioning from exit state TaskExitZombie to TaskExitDead
D0131 21:57:32.627417  322941 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0131 21:57:32.627464  322941 task_exit.go:204] [   6:  13] Transitioning from exit state TaskExitZombie to TaskExitDead
D0131 21:57:32.627519  322941 task_exit.go:204] [   6:   6] Transitioning from exit state TaskExitZombie to TaskExitDead
D0131 21:57:32.627693  322941 loader.go:1272] updated processes (removal): map[{ci-gvisor-arm64-systrap-1-race-test-1 0}:0xc00053d4a0]
D0131 21:57:32.627814  322941 controller.go:523] containerManager.Wait, cid: ci-gvisor-arm64-systrap-1-race-test-1, pid: 6, waitStatus: 0x100, err: <nil>
D0131 21:57:32.628832  322941 urpc.go:568] urpc: successfully marshalled 38 bytes.
I0131 21:57:34.758404  322941 watchdog.go:295] Watchdog starting loop, tasks: 6, discount: 0s