panic: runtime error: makeslice: len out of range

goroutine 442 [running]:
DIAGNOSIS:
I0314 10:24:40.798806   13819 main.go:305] ***************************
I0314 10:24:40.798866   13819 main.go:306] Args: [/syzkaller/managers/main/current/image -root /syzkaller/managers/main/workdir/gvisor_root -watchdog-action=panic -network=none -debug -alsologtostderr -platform=ptrace -file-access=shared -network=none debug -stacks --ps ci-gvisor-main-2]
I0314 10:24:40.798911   13819 main.go:307] Version release-20200219.0-175-g829beebf0b67
I0314 10:24:40.798937   13819 main.go:308] PID: 13819
I0314 10:24:40.798971   13819 main.go:309] UID: 0, GID: 0
I0314 10:24:40.799005   13819 main.go:310] Configuration:
I0314 10:24:40.799031   13819 main.go:311] 		RootDir: /syzkaller/managers/main/workdir/gvisor_root
I0314 10:24:40.799061   13819 main.go:312] 		Platform: ptrace
I0314 10:24:40.799088   13819 main.go:313] 		FileAccess: shared, overlay: false
I0314 10:24:40.799124   13819 main.go:314] 		Network: none, logging: false
I0314 10:24:40.799155   13819 main.go:315] 		Strace: false, max size: 1024, syscalls: []
I0314 10:24:40.799182   13819 main.go:316] ***************************
D0314 10:24:40.799249   13819 container.go:159] Load container "/syzkaller/managers/main/workdir/gvisor_root" "ci-gvisor-main-2"
D0314 10:24:40.801768   13819 container.go:592] Signal container "ci-gvisor-main-2": signal 0
D0314 10:24:40.801817   13819 sandbox.go:814] Signal sandbox "ci-gvisor-main-2"
D0314 10:24:40.801844   13819 sandbox.go:318] Connecting to sandbox "ci-gvisor-main-2"
D0314 10:24:40.802014   13819 urpc.go:534] urpc: successfully marshalled 96 bytes.
I0314 10:24:41.087670   13819 debug.go:128] Found sandbox "ci-gvisor-main-2", PID: 10317
I0314 10:24:41.087720   13819 debug.go:137] Retrieving sandbox stacks
D0314 10:24:41.087750   13819 sandbox.go:932] Stacks sandbox "ci-gvisor-main-2"
D0314 10:24:41.087763   13819 sandbox.go:318] Connecting to sandbox "ci-gvisor-main-2"
W0314 10:24:41.087798   13819 error.go:48] FATAL ERROR: retrieving stacks: connecting to control server at PID 10317: connection refused
retrieving stacks: connecting to control server at PID 10317: connection refused
W0314 10:24:41.087918   13819 main.go:338] Failure to execute command, err: 1