panic: runtime error: slice bounds out of range [:17] with capacity 16

DIAGNOSIS:
I0103 19:36:19.417436   24176 x:0] ***************************
I0103 19:36:19.417496   24176 x:0] Args: [/syzkaller/managers/ptrace-direct-overlay-host-race/current/image -root /syzkaller/managers/ptrace-direct-overlay-host-race/workdir/gvisor_root -watchdog-action=panic -network=none -debug -alsologtostderr -platform=ptrace -file-access=exclusive -overlay -network=host -TESTONLY-unsafe-nonroot debug -stacks --ps ci-gvisor-ptrace-direct-overlay-host-race-2]
I0103 19:36:19.417609   24176 x:0] Version release-20191213.0-56-g1f384ac42b9e
I0103 19:36:19.417645   24176 x:0] PID: 24176
I0103 19:36:19.417689   24176 x:0] UID: 0, GID: 0
I0103 19:36:19.417718   24176 x:0] Configuration:
I0103 19:36:19.417749   24176 x:0] 		RootDir: /syzkaller/managers/ptrace-direct-overlay-host-race/workdir/gvisor_root
I0103 19:36:19.417783   24176 x:0] 		Platform: ptrace
I0103 19:36:19.417808   24176 x:0] 		FileAccess: exclusive, overlay: true
I0103 19:36:19.417929   24176 x:0] 		Network: host, logging: false
I0103 19:36:19.418188   24176 x:0] 		Strace: false, max size: 1024, syscalls: []
I0103 19:36:19.418220   24176 x:0] ***************************
W0103 19:36:19.418250   24176 x:0] Block the TERM signal. This is only safe in tests!
D0103 19:36:19.418372   24176 x:0] Load container "/syzkaller/managers/ptrace-direct-overlay-host-race/workdir/gvisor_root" "ci-gvisor-ptrace-direct-overlay-host-race-2"
D0103 19:36:19.425833   24176 x:0] Signal container "ci-gvisor-ptrace-direct-overlay-host-race-2": signal 0
D0103 19:36:19.425990   24176 x:0] Signal sandbox "ci-gvisor-ptrace-direct-overlay-host-race-2"
D0103 19:36:19.426073   24176 x:0] Connecting to sandbox "ci-gvisor-ptrace-direct-overlay-host-race-2"
D0103 19:36:19.426771   24176 x:0] urpc: successfully marshalled 123 bytes.
I0103 19:36:19.752988   24176 x:0] Found sandbox "ci-gvisor-ptrace-direct-overlay-host-race-2", PID: 61216
I0103 19:36:19.753094   24176 x:0] Retrieving sandbox stacks
D0103 19:36:19.753135   24176 x:0] Stacks sandbox "ci-gvisor-ptrace-direct-overlay-host-race-2"
D0103 19:36:19.753195   24176 x:0] Connecting to sandbox "ci-gvisor-ptrace-direct-overlay-host-race-2"
D0103 19:36:19.753347   24176 x:0] urpc: successfully marshalled 36 bytes.
W0103 19:36:19.800780   24176 x:0] FATAL ERROR: retrieving stacks: getting sandbox "ci-gvisor-ptrace-direct-overlay-host-race-2" stacks: urpc method "debug.Stacks" failed: connection reset by peer
retrieving stacks: getting sandbox "ci-gvisor-ptrace-direct-overlay-host-race-2" stacks: urpc method "debug.Stacks" failed: connection reset by peer
W0103 19:36:19.801015   24176 x:0] Failure to execute command, err: 1