panic: runtime error: makeslice: len out of range goroutine 1902 [running]: gvisor.dev/gvisor/pkg/tcpip/buffer.NewView(...) pkg/tcpip/buffer/view.go:28 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*readerPayload).Payload(0xc0005404c0, 0x8000000000004, 0xc001a8e1b0, 0x432836, 0xc001a8e1b0, 0xc0026e0560) pkg/sentry/socket/netstack/netstack.go:578 +0x55 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*readerPayload).FullPayload(0xc0005404c0, 0x0, 0x0, 0x0, 0x7f4d32364800) pkg/sentry/socket/netstack/netstack.go:570 +0x34 gvisor.dev/gvisor/pkg/tcpip/transport/udp.(*endpoint).write(0xc0026e0480, 0xf1c8e0, 0xc0005404c0, 0x0, 0x10000, 0x0, 0x0, 0x0) pkg/tcpip/transport/udp/endpoint.go:472 +0x3b2 gvisor.dev/gvisor/pkg/tcpip/transport/udp.(*endpoint).Write(0xc0026e0480, 0xf1c8e0, 0xc0005404c0, 0x0, 0x8000000010000, 0x0, 0x0, 0xf18a00) pkg/tcpip/transport/udp/endpoint.go:362 +0x68 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*SocketOperations).ReadFrom(0xc0026b20f0, 0xf35020, 0xc00125f500, 0xc0012f36b0, 0xf17020, 0xc0025b8540, 0x8000000000004, 0x3f4b9837ff00, 0x0, 0xf18a00) pkg/sentry/socket/netstack/netstack.go:601 +0xc7 gvisor.dev/gvisor/pkg/sentry/fs.Splice(0xf35020, 0xc00125f500, 0xc0012f36b0, 0xc0019653f0, 0x8000000000004, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/fs/splice.go:146 +0x7c7 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.doSplice(0xc00125f500, 0xc0012f36b0, 0xc0019653f0, 0x8000000000004, 0x0, 0x0, 0x0, 0x0, 0xc0020cf000, 0x0, ...) pkg/sentry/syscalls/linux/sys_splice.go:40 +0x149 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Sendfile(0xc00125f500, 0x5, 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(0xc00125f500, 0x28, 0x5, 0x3, 0x0, 0x8000000000004, 0x0, 0x0, 0xc0002d6410, 0xdd3580, ...) pkg/sentry/kernel/task_syscall.go:170 +0x122 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00125f500, 0x28, 0x5, 0x3, 0x0, 0x8000000000004, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:291 +0x66 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00125f500, 0x28, 0x5, 0x3, 0x0, 0x8000000000004, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:252 +0x96 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00125f500, 0x2, 0xc000df34c0) pkg/sentry/kernel/task_syscall.go:227 +0x139 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc00125f500, 0xf17420, 0x0) pkg/sentry/kernel/task_run.go:258 +0xed5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00125f500, 0x98) 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