panic: runtime error: makeslice: len out of range goroutine 2642067 [running]: gvisor.dev/gvisor/pkg/tcpip/buffer.NewView(...) pkg/tcpip/buffer/view.go:28 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*readerPayload).Payload(0xc000161040, 0x8000000000004, 0x0, 0x0, 0xc002c78e60, 0x0) pkg/sentry/socket/netstack/netstack.go:578 +0x87 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*readerPayload).FullPayload(0xc000161040, 0x0, 0x0, 0x0, 0x0) pkg/sentry/socket/netstack/netstack.go:570 +0x5a gvisor.dev/gvisor/pkg/tcpip/transport/udp.(*endpoint).write(0xc002c78d80, 0x147e3c0, 0xc000161040, 0x0, 0x10000, 0x0, 0x0, 0x0) pkg/tcpip/transport/udp/endpoint.go:472 +0x4c3 gvisor.dev/gvisor/pkg/tcpip/transport/udp.(*endpoint).Write(0xc002c78d80, 0x147e3c0, 0xc000161040, 0x0, 0xc003010000, 0x1479b40, 0xc0004f7fc0, 0x4036f4) pkg/tcpip/transport/udp/endpoint.go:362 +0x82 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*SocketOperations).ReadFrom(0xc0049b2000, 0x14986e0, 0xc00383ca80, 0xc0030033f0, 0x1479b20, 0xc0004f7fe0, 0x8000000000004, 0x0, 0x0, 0x147b560) pkg/sentry/socket/netstack/netstack.go:601 +0x171 gvisor.dev/gvisor/pkg/sentry/fs.Splice(0x14986e0, 0xc00383ca80, 0xc0030033f0, 0xc003002b00, 0x8000000000004, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/fs/splice.go:146 +0x947 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.doSplice(0xc00383ca80, 0xc0030033f0, 0xc003002b00, 0x8000000000004, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/sys_splice.go:40 +0x19f gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Sendfile(0xc00383ca80, 0x6, 0x3, 0x0, 0x8000000000004, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/sys_splice.go:151 +0x7da gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00383ca80, 0x28, 0x6, 0x3, 0x0, 0x8000000000004, 0x0, 0x0, 0x85, 0x340, ...) pkg/sentry/kernel/task_syscall.go:170 +0x44e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00383ca80, 0x28, 0x6, 0x3, 0x0, 0x8000000000004, 0x0, 0x0, 0x4078ff, 0xc00383d32f) pkg/sentry/kernel/task_syscall.go:291 +0xb5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00383ca80, 0x28, 0x6, 0x3, 0x0, 0x8000000000004, 0x0, 0x0, 0xc0027e7cd0, 0xe39656) pkg/sentry/kernel/task_syscall.go:252 +0x10a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00383ca80, 0x2, 0xc00205c380) pkg/sentry/kernel/task_syscall.go:227 +0x1b4 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc00383ca80, 0x1479f20, 0x0) pkg/sentry/kernel/task_run.go:258 +0x16a5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00383ca80, 0x911) pkg/sentry/kernel/task_run.go:92 +0x321 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:315 +0x19e