Проверьте воспроизводимость бага в трансмиссии

/* transmission-2.52/libtransmission/fdlimit.c:515 */
static void
ensureSessionFdInfoExists( tr_session * session )
{
    assert( tr_isSession( session ) );

    if( session->fdInfo == NULL )
    {
        struct rlimit limit;
        struct tr_fdInfo * i;
        const int FILE_CACHE_SIZE = 32;

        /* Create the local file cache */
        i = tr_new0( struct tr_fdInfo, 1 );
        fileset_construct( &i->fileset, FILE_CACHE_SIZE );
        session->fdInfo = i;

        /* set the open-file limit to the largest safe size wrt FD_SETSIZE */
        if( !getrlimit( RLIMIT_NOFILE, &limit ) )
        {
            const int old_limit = (int) limit.rlim_cur;
            const int new_limit = MIN( limit.rlim_max, FD_SETSIZE );
            if( new_limit != old_limit )
            {
                limit.rlim_cur = new_limit;
                setrlimit( RLIMIT_NOFILE, &limit );
                getrlimit( RLIMIT_NOFILE, &limit );
                tr_inf( "Changed open file limit from %d to %d", old_limit, (int)limit.rlim_cur );
            }
        }
    }
}