panic: runtime error: index out of range

goroutine 321 [running]:
DIAGNOSIS:
I0329 23:02:06.738429   23077 x:0] ***************************
I0329 23:02:06.738497   23077 x:0] Args: [/syzkaller/managers/main/current/image -root /syzkaller/managers/main/workdir/gvisor_root -watchdog-action=panic -network=none -debug -platform=ptrace -file-access=shared -network=none debug -stacks ci-gvisor-main-3]
I0329 23:02:06.738511   23077 x:0] Git Revision: cc0e96a4bd3348ecc2a636fd90118b8e5cce672c
I0329 23:02:06.738515   23077 x:0] PID: 23077
I0329 23:02:06.738520   23077 x:0] UID: 0, GID: 0
I0329 23:02:06.738523   23077 x:0] Configuration:
I0329 23:02:06.738526   23077 x:0] 		RootDir: /syzkaller/managers/main/workdir/gvisor_root
I0329 23:02:06.738529   23077 x:0] 		Platform: ptrace
I0329 23:02:06.738549   23077 x:0] 		FileAccess: shared, overlay: false
I0329 23:02:06.738555   23077 x:0] 		Network: none, logging: false
I0329 23:02:06.738560   23077 x:0] 		Strace: false, max size: 1024, syscalls: []
I0329 23:02:06.738563   23077 x:0] ***************************
D0329 23:02:06.738585   23077 x:0] Load container "/syzkaller/managers/main/workdir/gvisor_root" "ci-gvisor-main-3"
D0329 23:02:06.739906   23077 x:0] Signal container "ci-gvisor-main-3": signal 0
D0329 23:02:06.739977   23077 x:0] Signal sandbox "ci-gvisor-main-3"
D0329 23:02:06.740021   23077 x:0] Connecting to sandbox "ci-gvisor-main-3"
D0329 23:02:06.740333   23077 x:0] urpc: successfully marshalled 96 bytes.
I0329 23:02:07.059342   23077 x:0] Found sandbox "ci-gvisor-main-3", PID: 18908
I0329 23:02:07.059364   23077 x:0] Retrieving sandbox stacks
D0329 23:02:07.059371   23077 x:0] Stacks sandbox "ci-gvisor-main-3"
D0329 23:02:07.059376   23077 x:0] Connecting to sandbox "ci-gvisor-main-3"
D0329 23:02:07.059437   23077 x:0] urpc: successfully marshalled 36 bytes.
W0329 23:02:07.067587   23077 x:0] FATAL ERROR: retrieving stacks: getting sandbox "ci-gvisor-main-3" stacks: urpc method "debug.Stacks" failed: connection reset by peer
retrieving stacks: getting sandbox "ci-gvisor-main-3" stacks: urpc method "debug.Stacks" failed: connection reset by peer