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

goroutine 273 [running]:
DIAGNOSIS:
I1219 22:10:05.732641   59057 x:0] ***************************
I1219 22:10:05.732653   59057 x:0] Args: [/syzkaller/managers/kvm-proxy-overlay-sandbox/current/image -root /syzkaller/managers/kvm-proxy-overlay-sandbox/workdir/gvisor_root -watchdog-action=panic -network=none -debug -alsologtostderr -platform=kvm -file-access=exclusive -overlay -network=sandbox debug -stacks --ps ci-gvisor-kvm-proxy-overlay-sandbox-1]
I1219 22:10:05.732677   59057 x:0] Version release-20191213.0-32-g57ce26c0b465
I1219 22:10:05.732684   59057 x:0] PID: 59057
I1219 22:10:05.732713   59057 x:0] UID: 0, GID: 0
I1219 22:10:05.732716   59057 x:0] Configuration:
I1219 22:10:05.732719   59057 x:0] 		RootDir: /syzkaller/managers/kvm-proxy-overlay-sandbox/workdir/gvisor_root
I1219 22:10:05.732722   59057 x:0] 		Platform: kvm
I1219 22:10:05.732725   59057 x:0] 		FileAccess: exclusive, overlay: true
I1219 22:10:05.732732   59057 x:0] 		Network: sandbox, logging: false
I1219 22:10:05.732742   59057 x:0] 		Strace: false, max size: 1024, syscalls: []
I1219 22:10:05.732746   59057 x:0] ***************************
D1219 22:10:05.732776   59057 x:0] Load container "/syzkaller/managers/kvm-proxy-overlay-sandbox/workdir/gvisor_root" "ci-gvisor-kvm-proxy-overlay-sandbox-1"
D1219 22:10:05.734210   59057 x:0] Signal container "ci-gvisor-kvm-proxy-overlay-sandbox-1": signal 0
D1219 22:10:05.734227   59057 x:0] Signal sandbox "ci-gvisor-kvm-proxy-overlay-sandbox-1"
D1219 22:10:05.734238   59057 x:0] Connecting to sandbox "ci-gvisor-kvm-proxy-overlay-sandbox-1"
D1219 22:10:05.734346   59057 x:0] urpc: successfully marshalled 117 bytes.
I1219 22:10:05.860978   59057 x:0] Found sandbox "ci-gvisor-kvm-proxy-overlay-sandbox-1", PID: 51096
I1219 22:10:05.861006   59057 x:0] Retrieving sandbox stacks
D1219 22:10:05.861012   59057 x:0] Stacks sandbox "ci-gvisor-kvm-proxy-overlay-sandbox-1"
D1219 22:10:05.861019   59057 x:0] Connecting to sandbox "ci-gvisor-kvm-proxy-overlay-sandbox-1"
D1219 22:10:05.861177   59057 x:0] urpc: successfully marshalled 36 bytes.
W1219 22:10:05.871842   59057 x:0] FATAL ERROR: retrieving stacks: getting sandbox "ci-gvisor-kvm-proxy-overlay-sandbox-1" stacks: urpc method "debug.Stacks" failed: connection reset by peer
retrieving stacks: getting sandbox "ci-gvisor-kvm-proxy-overlay-sandbox-1" stacks: urpc method "debug.Stacks" failed: connection reset by peer
W1219 22:10:05.871988   59057 x:0] Failure to execute command, err: 1