epoll_ctl$EPOLL_CTL_DEL(0xffffffffffffffff, 0x2, 0xffffffffffffffff) syz_genetlink_get_family_id$ethtool(0x0, 0xffffffffffffffff) syz_open_procfs$namespace(0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x2) connect$netlink(r0, &(0x7f0000003640)=@proc={0x10, 0x0, 0x0, 0x1001000}, 0xc)