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

goroutine 139 [running]:
DIAGNOSIS:
I1219 22:39:55.480657   48567 x:0] ***************************
I1219 22:39:55.480742   48567 x:0] Args: [/syzkaller/managers/kvm-direct-sandbox/current/image -root /syzkaller/managers/kvm-direct-sandbox/workdir/gvisor_root -watchdog-action=panic -network=none -debug -alsologtostderr -platform=kvm -file-access=exclusive -network=sandbox debug -stacks --ps ci-gvisor-kvm-direct-sandbox-2]
I1219 22:39:55.480912   48567 x:0] Version release-20191213.0-32-g57ce26c0b465
I1219 22:39:55.480939   48567 x:0] PID: 48567
I1219 22:39:55.480966   48567 x:0] UID: 0, GID: 0
I1219 22:39:55.481007   48567 x:0] Configuration:
I1219 22:39:55.481047   48567 x:0] 		RootDir: /syzkaller/managers/kvm-direct-sandbox/workdir/gvisor_root
I1219 22:39:55.481075   48567 x:0] 		Platform: kvm
I1219 22:39:55.481101   48567 x:0] 		FileAccess: exclusive, overlay: false
I1219 22:39:55.481262   48567 x:0] 		Network: sandbox, logging: false
I1219 22:39:55.481293   48567 x:0] 		Strace: false, max size: 1024, syscalls: []
I1219 22:39:55.481319   48567 x:0] ***************************
D1219 22:39:55.482970   48567 x:0] Load container "/syzkaller/managers/kvm-direct-sandbox/workdir/gvisor_root" "ci-gvisor-kvm-direct-sandbox-2"
D1219 22:39:55.490065   48567 x:0] Signal container "ci-gvisor-kvm-direct-sandbox-2": signal 0
D1219 22:39:55.490092   48567 x:0] Signal sandbox "ci-gvisor-kvm-direct-sandbox-2"
D1219 22:39:55.490100   48567 x:0] Connecting to sandbox "ci-gvisor-kvm-direct-sandbox-2"
D1219 22:39:55.490373   48567 x:0] urpc: successfully marshalled 110 bytes.
I1219 22:39:55.819409   48567 x:0] Found sandbox "ci-gvisor-kvm-direct-sandbox-2", PID: 32086
I1219 22:39:55.819436   48567 x:0] Retrieving sandbox stacks
D1219 22:39:55.819441   48567 x:0] Stacks sandbox "ci-gvisor-kvm-direct-sandbox-2"
D1219 22:39:55.819448   48567 x:0] Connecting to sandbox "ci-gvisor-kvm-direct-sandbox-2"
D1219 22:39:55.819496   48567 x:0] urpc: successfully marshalled 36 bytes.
W1219 22:39:55.831118   48567 x:0] FATAL ERROR: retrieving stacks: getting sandbox "ci-gvisor-kvm-direct-sandbox-2" stacks: urpc method "debug.Stacks" failed: connection reset by peer
retrieving stacks: getting sandbox "ci-gvisor-kvm-direct-sandbox-2" stacks: urpc method "debug.Stacks" failed: connection reset by peer
W1219 22:39:55.831292   48567 x:0] Failure to execute command, err: 1