Version-Release number of selected component: gnome-calendar-3.26.4-1.fc27 Additional info: reporter: libreport-2.9.3 backtrace_rating: 4 cmdline: /usr/bin/gnome-calendar --gapplication-service crash_function: icalarray_element_at executable: /usr/bin/gnome-calendar journald_cursor: s=6ed882a09e5a42488ebed95795eda096;i=a6ba8;b=bd861f5c682a47f2bc422b93bd438c55;m=9235d564f9;t=56a00de580561;x=1871fdeddbe3ae7c kernel: 4.15.14-300.fc27.x86_64 rootdir: / runlevel: N 5 type: CCpp uid: 1000 Truncated backtrace: Thread no. 1 (10 frames) #0 icalarray_element_at at /usr/src/debug/libical-2.0.0-13.fc27.x86_64/src/libical/icalarray.c:135 #1 icaltimezone_find_nearby_change at /usr/src/debug/libical-2.0.0-13.fc27.x86_64/src/libical/icaltimezone.c:1020 #2 icaltimezone_get_utc_offset at /usr/src/debug/libical-2.0.0-13.fc27.x86_64/src/libical/icaltimezone.c:798 #3 icaltimezone_convert_time at /usr/src/debug/libical-2.0.0-13.fc27.x86_64/src/libical/icaltimezone.c:743 #4 icaltime_convert_to_zone at /usr/src/debug/libical-2.0.0-13.fc27.x86_64/src/libical/icaltime.c:1027 #5 icaltime_compare at /usr/src/debug/libical-2.0.0-13.fc27.x86_64/src/libical/icaltime.c:782 #6 icalrecur_iterator_next at /usr/src/debug/libical-2.0.0-13.fc27.x86_64/src/libical/icalrecur.c:2926 #7 e_cal_recur_generate_instances_sync at /usr/src/debug/evolution-data-server-3.26.6-1.fc27.x86_64/src/calendar/libecal/e-cal-recur.c:449 #8 e_cal_recur_generate_instances at /usr/src/debug/evolution-data-server-3.26.6-1.fc27.x86_64/src/calendar/libecal/e-cal-recur.c:1335 #9 generate_instances at /usr/src/debug/evolution-data-server-3.26.6-1.fc27.x86_64/src/calendar/libecal/e-cal-client.c:2721 Potential duplicate: bug 1270388
Created attachment 1422874 [details] File: backtrace
Created attachment 1422875 [details] File: cgroup
Created attachment 1422876 [details] File: core_backtrace
Created attachment 1422877 [details] File: cpuinfo
Created attachment 1422878 [details] File: dso_list
Created attachment 1422879 [details] File: environ
Created attachment 1422880 [details] File: limits
Created attachment 1422881 [details] File: maps
Created attachment 1422882 [details] File: mountinfo
Created attachment 1422883 [details] File: open_fds
Created attachment 1422884 [details] File: proc_pid_status
Please test with latest updates and reopen if still reproducible.