panic: interface conversion: unix.Receiver is nil, not *unix.queueReceiver goroutine 9522930 [running]: gvisor.googlesource.com/gvisor/pkg/tcpip/transport/unix.(*connectionlessEndpoint).UnidirectionalConnect(0xc42181d900, 0xc424a5ba68, 0x427f59, 0x8) pkg/tcpip/transport/unix/connectionless.go:82 +0xed gvisor.googlesource.com/gvisor/pkg/tcpip/transport/unix.(*connectionlessEndpoint).Connect(0xc4215fe050, 0x7f6e69c6c0e0, 0xc42181d900, 0x80) pkg/tcpip/transport/unix/connectionless.go:119 +0x35 gvisor.googlesource.com/gvisor/pkg/sentry/socket/unix.(*SocketOperations).Connect(0xc4215fe0f0, 0xc4250bf200, 0xc42012e100, 0x80, 0x80, 0x1, 0x0) pkg/sentry/socket/unix/unix.go:342 +0xc6 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Connect(0xc4250bf200, 0x6, 0x20000080, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/sys_socket.go:278 +0x1eb gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc4250bf200, 0x2a, 0x6, 0x20000080, 0x80, 0x0, 0x0, 0x0, 0x0, 0xb917a0, ...) pkg/sentry/kernel/task_syscall.go:162 +0x307 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc4250bf200, 0x2a, 0x6, 0x20000080, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:280 +0x62 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc4250bf200, 0x2a, 0x6, 0x20000080, 0x80, 0x0, 0x0, 0x0, 0xc42c60, 0x0) pkg/sentry/kernel/task_syscall.go:241 +0x91 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc4250bf200, 0x2, 0xc4204d4b40) pkg/sentry/kernel/task_syscall.go:216 +0x142 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc4250bf200, 0xc42c60, 0x0) pkg/sentry/kernel/task_run.go:219 +0xe56 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run(0xc4250bf200, 0xfce3) pkg/sentry/kernel/task_run.go:95 +0x174 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:258 +0x100