panic: runtime error: makeslice: len out of range goroutine 231 [running]: gvisor.dev/gvisor/pkg/tcpip/buffer.NewView(...) pkg/tcpip/buffer/view.go:29 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*readerPayload).Payload(0xc000b90080, 0x8000000000004, 0xc000e88570, 0x4328c6, 0xc000e88570, 0xc0002bac20) pkg/sentry/socket/netstack/netstack.go:578 +0x55 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*readerPayload).FullPayload(0xc000b90080, 0x0, 0x0, 0x0, 0x10) pkg/sentry/socket/netstack/netstack.go:570 +0x34 gvisor.dev/gvisor/pkg/tcpip/transport/udp.(*endpoint).write(0xc0002bab40, 0xf52d20, 0xc000b90080, 0x0, 0x10000, 0x0, 0x0, 0x0) pkg/tcpip/transport/udp/endpoint.go:472 +0x3b2 gvisor.dev/gvisor/pkg/tcpip/transport/udp.(*endpoint).Write(0xc0002bab40, 0xf52d20, 0xc000b90080, 0x0, 0x8000000010000, 0x0, 0x0, 0xf4ee40) pkg/tcpip/transport/udp/endpoint.go:362 +0x68 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*SocketOperations).ReadFrom(0xc00061ec30, 0xf6bd00, 0xc0007b2a80, 0xc000553290, 0xf4d3c0, 0xc00079c5e0, 0x8000000000004, 0xc000a10600, 0x0, 0xf4ee40) pkg/sentry/socket/netstack/netstack.go:601 +0xc7 gvisor.dev/gvisor/pkg/sentry/fs.Splice(0xf6bd00, 0xc0007b2a80, 0xc000553290, 0xc000553130, 0x8000000000004, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/fs/splice.go:146 +0x7c7 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.doSplice(0xc0007b2a80, 0xc000553290, 0xc000553130, 0x8000000000004, 0x0, 0x0, 0x0, 0x0, 0xc0005d7000, 0x0, ...) pkg/sentry/syscalls/linux/sys_splice.go:40 +0x149 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Sendfile(0xc0007b2a80, 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(0xc0007b2a80, 0x28, 0x4, 0x3, 0x0, 0x8000000000004, 0x0, 0x0, 0xc00070eb10, 0xe01c20, ...) pkg/sentry/kernel/task_syscall.go:170 +0x122 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0007b2a80, 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(0xc0007b2a80, 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(0xc0007b2a80, 0x2, 0xc00057fc80) pkg/sentry/kernel/task_syscall.go:227 +0x139 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0007b2a80, 0xf4d7c0, 0x0) pkg/sentry/kernel/task_run.go:258 +0xed5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0007b2a80, 0x38) 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