На просторах интернета нашёл такую копипасту
Lsof reports UNIX domain socket information differently on other UNIX dialects. On Linux, for example, where lsof must use /proc/net/unix, all UNIX domain sockets have a bound path, but no endpoint information. Often there is no bound path. That often makes it impossible to determine the other endpoint, but it is a result of the Linux /proc file system implementation.
вообще чтоли никак нельзя найти оба конца для юникс сокетов?