panic: runtime error: makeslice: len out of range goroutine 287 [running]: gvisor.dev/gvisor/pkg/tcpip/buffer.NewView(...) pkg/tcpip/buffer/view.go:29 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*readerPayload).Payload(0xc00022dd00, 0x8000000000004, 0xc00001a570, 0x4328c6, 0xc00001a570, 0xc000238320) pkg/sentry/socket/netstack/netstack.go:578 +0x55 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*readerPayload).FullPayload(0xc00022dd00, 0x0, 0x0, 0x0, 0x10) pkg/sentry/socket/netstack/netstack.go:570 +0x34 gvisor.dev/gvisor/pkg/tcpip/transport/udp.(*endpoint).write(0xc000238240, 0xf578e0, 0xc00022dd00, 0x0, 0x10000, 0x0, 0x0, 0x0) pkg/tcpip/transport/udp/endpoint.go:472 +0x3b2 gvisor.dev/gvisor/pkg/tcpip/transport/udp.(*endpoint).Write(0xc000238240, 0xf578e0, 0xc00022dd00, 0x0, 0x8000000010000, 0x0, 0x0, 0xf53a00) pkg/tcpip/transport/udp/endpoint.go:362 +0x68 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*SocketOperations).ReadFrom(0xc000f96000, 0xf70940, 0xc000b5b500, 0xc00095ea50, 0xf51f80, 0xc000c96c20, 0x8000000000004, 0xc00051d400, 0x0, 0xf53a00) pkg/sentry/socket/netstack/netstack.go:601 +0xc7 gvisor.dev/gvisor/pkg/sentry/fs.Splice(0xf70940, 0xc000b5b500, 0xc00095ea50, 0xc00095e8f0, 0x8000000000004, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/fs/splice.go:146 +0x7c7 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.doSplice(0xc000b5b500, 0xc00095ea50, 0xc00095e8f0, 0x8000000000004, 0x0, 0x0, 0x0, 0x0, 0xc000d11000, 0x0, ...) pkg/sentry/syscalls/linux/sys_splice.go:40 +0x149 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Sendfile(0xc000b5b500, 0x4, 0x3, 0x0, 0x8000000000004, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/sys_splice.go:151 +0x68c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000b5b500, 0x28, 0x4, 0x3, 0x0, 0x8000000000004, 0x0, 0x0, 0xc000594410, 0xe03120, ...) pkg/sentry/kernel/task_syscall.go:170 +0x122 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000b5b500, 0x28, 0x4, 0x3, 0x0, 0x8000000000004, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:291 +0x66 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000b5b500, 0x28, 0x4, 0x3, 0x0, 0x8000000000004, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:252 +0x96 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000b5b500, 0x2, 0xc000544500) pkg/sentry/kernel/task_syscall.go:227 +0x139 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc000b5b500, 0xf52380, 0x0) pkg/sentry/kernel/task_run.go:258 +0xed5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000b5b500, 0x47) pkg/sentry/kernel/task_run.go:92 +0x18b created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:315 +0xfe