I have F20 installed on [ 0.000000] DMI: Supermicro H8SGL/H8SGL, BIOS 3.0a 05/07/2013 Command line: BOOT_IMAGE=/vmlinuz-3.15.10-201.fc20.x86_64 root=UU ID=d7cc6d96-73a9-4c76-9d30-0e47de41a271 ro rd.md.uuid=c5309c6b:6a1277d4:0ba3c9e0:880aae42 rd.md.uuid=f72d8396:e39e4482:5c499dc2:f87c2429 noquiet norhgb vconsole.font=latarcyrheb-sun16 rd.md.uuid=963919fa:8da7ee27:0eed9c8d:73e8afe3 vconsole.keymap=us norhgb noquiet acpi=off pcie_aspm=off Among the kernels installed rpm -q kernel kernel-3.15.10-201.fc20.x86_64 kernel-3.16.2-200.fc20.x86_64 kernel-3.16.2-201.fc20.x86_64 kernel-3.16.3-200.fc20.x86_64 the 3.15.10 works OK, all other - crash on boot.
Created attachment 942315 [details] screenshot 1
Created attachment 942316 [details] screenshot 2
Created attachment 942317 [details] screenshot 3 I access the computer via remote console, it is hard for me to get full trace. The problem is somewhere ahci_pci_driver Everything worked OK in kernel-3.15.10-201.fc20.x86_64
Created attachment 942331 [details] boot video
*********** MASS BUG UPDATE ************** We apologize for the inconvenience. There is a large number of bugs to go through and several of them have gone stale. Due to this, we are doing a mass bug update across all of the Fedora 20 kernel bugs. Fedora 20 has now been rebased to 3.17.2-200.fc20. Please test this kernel update (or newer) and let us know if you issue has been resolved or if it is still present with the newer kernel. If you have moved on to Fedora 21, and are still experiencing this issue, please change the version to Fedora 21. If you experience different issues, please open a new bug report for those.
Same thing with kernel-3.17.3-200.fc20.x86_64
Created attachment 959963 [details] kernel-3.17.3-200.fc20.x86_64 boot video crashes on boot
The last working kernel is kernel-3.15.10-201.fc20.x86_64 since then all kernels crash on boot (video attached)
*********** MASS BUG UPDATE ************** We apologize for the inconvenience. There is a large number of bugs to go through and several of them have gone stale. Due to this, we are doing a mass bug update across all of the Fedora 20 kernel bugs. Fedora 20 has now been rebased to 3.18.7-100.fc20. Please test this kernel update (or newer) and let us know if you issue has been resolved or if it is still present with the newer kernel. If you have moved on to Fedora 21, and are still experiencing this issue, please change the version to Fedora 21. If you experience different issues, please open a new bug report for those.
*********** MASS BUG UPDATE ************** This bug is being closed with INSUFFICIENT_DATA as there has not been a response in over 4 weeks. If you are still experiencing this issue, please reopen and attach the relevant data from the latest kernel you are running and any data that might have been requested previously.