KDE5: developers please watch /var/lib/systemd/coredump/

dear developers / maintainers please watch /var/lib/systemd/coredump/ because you notice on F22 a lot of crashes due login and/or logout all day long and most of them are not noticeable and should never happen on a stable system example from the syslog while login Sep 19 12:01:25 srv-rhsoft org.kde.kded5: Qt: Session management error: networkIdsList argument is NULL Sep 19 12:01:53 srv-rhsoft kernel: QXcbEventReader[428]: segfault at 7f2f407d6999 ip 00007f2f407d6999 sp 00007f2f3d37ad20 error 14 in locale-archive[7f2f40c88000+66bb000] Sep 19 12:01:55 srv-rhsoft systemd-coredump: Process 427 (kactivitymanage) of user 500 dumped core.#012#012Stack trace of thread 428:#012#0 0x00007f2f407d6999 n/a (n/a) [root@srv-rhsoft:~]$ ls /var/lib/systemd/coredump/ insgesamt 11M -rw-r----- 1 root root 765K 2015-09-18 18:54 core.kactivitymanage.500.0535941751e94c0398a6a30049e387c4.12185.1442595265000000.xz -rw-r----- 1 root root 1,3M 2015-09-19 11:59 core.kactivitymanage.500.0535941751e94c0398a6a30049e387c4.12190.1442656785000000.xz -rw-r----- 1 root root 913K 2015-09-18 18:53 core.kactivitymanage.500.0535941751e94c0398a6a30049e387c4.3584.1442595214000000.xz -rw-r----- 1 root root 766K 2015-09-19 12:01 core.kactivitymanage.500.0535941751e94c0398a6a30049e387c4.427.1442656913000000.xz -rw-r----- 1 root root 766K 2015-09-18 18:13 core.kactivitymanage.500.88949842992c4116b9af49989ef0a65f.19928.1442592820000000.xz -rw-r----- 1 root root 785K 2015-09-18 18:13 core.kactivitymanage.500.88949842992c4116b9af49989ef0a65f.19932.1442592820000000.xz -rw-r----- 1 root root 918K 2015-09-18 18:14 core.kactivitymanage.500.88949842992c4116b9af49989ef0a65f.19936.1442592850000000.xz -rw-r----- 1 root root 708K 2015-09-18 18:13 core.kactivitymanage.500.88949842992c4116b9af49989ef0a65f.19942.1442592820000000.xz -rw-r----- 1 root root 1,3M 2015-09-18 18:14 core.kded5.500.88949842992c4116b9af49989ef0a65f.19895.1442592851000000.xz -rw-r----- 1 root root 764K 2015-09-18 18:53 core.klauncher.500.0535941751e94c0398a6a30049e387c4.9327.1442595215000000.xz -rw-r----- 1 root root 761K 2015-09-18 18:14 core.klauncher.500.88949842992c4116b9af49989ef0a65f.28129.1442592852000000.xz -rw-r----- 1 root root 1012K 2015-09-18 18:53 core.ksmserver.500.0535941751e94c0398a6a30049e387c4.3569.1442595215000000.xz