Description of problem: This happened at background so I am not sure what happened. I removed encrypted swap partition and then created new on another location with disk tool. It could have caused this problem. Version-Release number of selected component: systemd-216-12.fc21 Additional info: reporter: libreport-2.3.0 backtrace_rating: 4 cmdline: udevadm settle --quiet crash_function: log_assert_failed_unreachable executable: /usr/bin/udevadm kernel: 3.17.4-301.fc21.x86_64 runlevel: N 5 type: CCpp uid: 0 Truncated backtrace: Thread no. 1 (3 frames) #2 log_assert_failed_unreachable at ../src/shared/log.c:723 #3 adm_settle.lto_priv.198 at ../src/udev/udevadm-settle.c:85 #4 run_command at ../src/udev/udevadm.c:80
Created attachment 975050 [details] File: backtrace
Created attachment 975051 [details] File: cgroup
Created attachment 975052 [details] File: core_backtrace
Created attachment 975053 [details] File: dso_list
Created attachment 975054 [details] File: environ
Created attachment 975055 [details] File: limits
Created attachment 975056 [details] File: maps
Created attachment 975057 [details] File: open_fds
Created attachment 975058 [details] File: proc_pid_status
Created attachment 975059 [details] File: var_log_messages
Fixed upstream in git 2ac23519d04835e8d8dfbce3d08d9ff76db58a68
systemd-216-16.fc21 has been submitted as an update for Fedora 21. https://admin.fedoraproject.org/updates/systemd-216-16.fc21
Package systemd-216-16.fc21: * should fix your issue, * was pushed to the Fedora 21 testing repository, * should be available at your local mirror within two days. Update it with: # su -c 'yum update --enablerepo=updates-testing systemd-216-16.fc21' as soon as you are able to. Please go to the following url: https://admin.fedoraproject.org/updates/FEDORA-2015-0916/systemd-216-16.fc21 then log in and leave karma (feedback).
systemd-216-16.fc21 has been pushed to the Fedora 21 stable repository. If problems still persist, please make note of it in this bug report.