Version-Release number of selected component:
systemd-219-21.fc22

Additional info:
reporter:       libreport-2.6.2
backtrace_rating: 4
cmdline:        /usr/lib/systemd/systemd-logind
crash_function: _IO_vfscanf_internal
executable:     /usr/lib/systemd/systemd-logind
global_pid:     719
kernel:         4.1.4-200.fc22.x86_64
runlevel:       N 5
type:           CCpp
uid:            0

Truncated backtrace:
Thread no. 1 (10 frames)
 #0 _IO_vfscanf_internal at vfscanf.c:327
 #1 _IO_vsscanf at iovsscanf.c:44
 #2 __sscanf at sscanf.c:32
 #3 udev_device_new_from_device_id at ../src/libudev/libudev-device.c:847
 #4 scan_devices_tags at ../src/libudev/libudev-enumerate.c:810
 #5 udev_enumerate_scan_devices at ../src/libudev/libudev-enumerate.c:927
 #6 devnode_acl_all at ../src/login/logind-acl.c:215
 #7 seat_apply_acls at ../src/login/logind-seat.c:217
 #8 seat_set_active at ../src/login/logind-seat.c:246
 #9 seat_active_vt_changed at ../src/login/logind-seat.c:361