> in first case, the loader founds the Qt5Core lib at first try, > but in the second case, it looks up manyother directories. I've > checked the content of /etc/ld.so.conf.d, absolutely same. > > I don't know, why it looks at several places. > > As you can see, the loader loads same bytes, but in first case, > after it finishes the read, makes an fstat() call, then an > mmap(), then it closes the file. > > In the second case, after the read, it closes the .so > immediatelly.
that sounds even more like the kernel is too old as I suggested earlier. ICYMI: https://lists.debian.org/debian-qt-kde/2018/06/msg00036.html cheers Stuart -- Stuart Prescott http://www.nanonanonano.net/ stu...@nanonanonano.net Debian Developer http://www.debian.org/ stu...@debian.org GPG fingerprint 90E2 D2C1 AD14 6A1B 7EBB 891D BBC1 7EBB 1396 F2F7