panic: Start 0x561d994dafd6 + offset 0x561d994db000 overflows?

goroutine 112 [running]:
DIAGNOSIS:
I0316 08:08:39.895472   47835 main.go:305] ***************************
I0316 08:08:39.895530   47835 main.go:306] Args: [/syzkaller/managers/ptrace-direct-overlay-host/current/image -root /syzkaller/managers/ptrace-direct-overlay-host/workdir/gvisor_root -watchdog-action=panic -network=none -debug -alsologtostderr -platform=ptrace -file-access=shared -network=host debug -stacks --ps ci-gvisor-ptrace-direct-overlay-host-0]
I0316 08:08:39.895575   47835 main.go:307] Version release-20200219.0-178-g97127750289b
I0316 08:08:39.895596   47835 main.go:308] PID: 47835
I0316 08:08:39.895618   47835 main.go:309] UID: 0, GID: 0
I0316 08:08:39.895642   47835 main.go:310] Configuration:
I0316 08:08:39.895667   47835 main.go:311] 		RootDir: /syzkaller/managers/ptrace-direct-overlay-host/workdir/gvisor_root
I0316 08:08:39.895690   47835 main.go:312] 		Platform: ptrace
I0316 08:08:39.895710   47835 main.go:313] 		FileAccess: shared, overlay: false
I0316 08:08:39.895741   47835 main.go:314] 		Network: host, logging: false
I0316 08:08:39.895763   47835 main.go:315] 		Strace: false, max size: 1024, syscalls: []
I0316 08:08:39.895784   47835 main.go:316] ***************************
D0316 08:08:39.895841   47835 container.go:159] Load container "/syzkaller/managers/ptrace-direct-overlay-host/workdir/gvisor_root" "ci-gvisor-ptrace-direct-overlay-host-0"
D0316 08:08:39.897302   47835 container.go:592] Signal container "ci-gvisor-ptrace-direct-overlay-host-0": signal 0
D0316 08:08:39.897391   47835 sandbox.go:814] Signal sandbox "ci-gvisor-ptrace-direct-overlay-host-0"
D0316 08:08:39.897426   47835 sandbox.go:318] Connecting to sandbox "ci-gvisor-ptrace-direct-overlay-host-0"
D0316 08:08:39.897544   47835 urpc.go:534] urpc: successfully marshalled 118 bytes.
I0316 08:08:40.053792   47835 debug.go:128] Found sandbox "ci-gvisor-ptrace-direct-overlay-host-0", PID: 46010
I0316 08:08:40.053841   47835 debug.go:137] Retrieving sandbox stacks
D0316 08:08:40.053865   47835 sandbox.go:932] Stacks sandbox "ci-gvisor-ptrace-direct-overlay-host-0"
D0316 08:08:40.053888   47835 sandbox.go:318] Connecting to sandbox "ci-gvisor-ptrace-direct-overlay-host-0"
W0316 08:08:40.053927   47835 error.go:48] FATAL ERROR: retrieving stacks: connecting to control server at PID 46010: connection refused
retrieving stacks: connecting to control server at PID 46010: connection refused
W0316 08:08:40.054044   47835 main.go:338] Failure to execute command, err: 1