panic: runtime error: index out of range [0] with length 0

goroutine 1330018 [running]:
panic(0x121e180, 0xc007330b58)
	GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc002ab9ad8 sp=0xc002ab9a10 pc=0x437c65
runtime.goPanicIndex(0x0, 0x0)
	GOROOT/src/runtime/panic.go:88 +0xa5 fp=0xc002ab9b20 sp=0xc002ab9ad8 pc=0x434fc5
gvisor.dev/gvisor/pkg/tcpip/link/tun.(*Device).Write(0xc00495c8a8, 0x1d6fe28, 0x0, 0x0, 0x0, 0x0, 0x0)
	pkg/tcpip/link/tun/device.go:214 +0x5c9 fp=0xc002ab9c00 sp=0xc002ab9b20 pc=0xb724c9
gvisor.dev/gvisor/pkg/sentry/devices/tundev.(*tunFD).Write(0xc00495c840, 0x14b5c30, 0xc01fb02e70, 0x14afec0, 0xc008e5e000, 0x0, 0x1, 0x0, 0x0, 0x0, ...)
	pkg/sentry/devices/tundev/tundev.go:146 +0x1f0 fp=0xc002ab9d08 sp=0xc002ab9c00 pc=0xf1f5b0
gvisor.dev/gvisor/pkg/sentry/devices/tundev.(*tunFD).PWrite(0xc00495c840, 0x14b5c30, 0xc01fb02e70, 0x14afec0, 0xc008e5e000, 0x0, 0x1, 0x0, 0x0, 0x0, ...)
	pkg/sentry/devices/tundev/tundev.go:137 +0x8b fp=0xc002ab9d88 sp=0xc002ab9d08 pc=0xf1f36b
gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).PWrite(0xc00495c840, 0x14b5c30, 0xc01fb02e70, 0x14afec0, 0xc008e5e000, 0x0, 0x1, 0x0, 0x0, 0x0, ...)
	pkg/sentry/vfs/file_description.go:645 +0xc8 fp=0xc002ab9e28 sp=0xc002ab9d88 pc=0x7568c8
gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.getAIOCallback.func1(0x14b5c30, 0xc01fb02e70)
	pkg/sentry/syscalls/linux/vfs2/aio.go:174 +0x514 fp=0xc002ab9fa0 sp=0xc002ab9e28 pc=0xe97294
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).QueueAIO.func1(0xc00035ed90, 0x14b5c30, 0xc01fb02e70, 0xc000304cac)
	pkg/sentry/kernel/aio.go:30 +0x3a fp=0xc002ab9fc0 sp=0xc002ab9fa0 pc=0xa0c3da
runtime.goexit()
	src/runtime/asm_amd64.s:1371 +0x1 fp=0xc002ab9fc8 sp=0xc002ab9fc0 pc=0x472861
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).QueueAIO
	pkg/sentry/kernel/aio.go:29 +0xbf