Created attachment 876344 [details] Systemd log with unexpected failures (third attempt). Failures happened at 13:30:02, 13:30:16, 13:31:09 Description of problem: After updating with yum from kernel-3.12.7-300.fc20.x86_64 to kernel-3.13.6-200.fc20.x86_64 the system displays random problems at startup. I tried three times: First time: the login screen was empty, no users nor the "Not listed" option were displayed Second time: the system freezed after the boot screen disappeared Third time: wireless and ethernet network cards, audio card and brightness slider not working When I boot with kernel 3.12.7 everything works correctly. Version-Release number of selected component (if applicable): kernel-3.13.6-200.fc20.x86_64 How reproducible: I don't know. Steps to Reproduce: 1. 2. 3. Actual results: Random behavior at startup, devices not working. Expected results: Normal startup and devices working. Additional info: I noticed some failures in the systemd log. No failures with kernel 3.12.7
Created attachment 876345 [details] Kernel log (third attempt)
You're using the proprietary nvidia driver and out of tree bumblebee driver. Fedora does not provide or support either of those. If you can recreate these issues without those installed, please reopen.