Created attachment 1335141 [details] journalctl of the failed system-upgrade boot Description of problem: Running system-upgrade download -y --refresh --best --allowerasing --releasever=27 dnf -y system-upgrade reboot fails to complete due to *** Error in `/usr/libexec/system-python': free(): invalid pointer: 0x00007f404f5a3e20 *** From Fedora 26 to 27 Version-Release number of selected component (if applicable): Fedora 26 to 27 How reproducible: Steps to Reproduce: 1. system-upgrade download -y --refresh --best --allowerasing --releasever=27 2. dnf -y system-upgrade reboot Actual results: The upgrade aborts almost immediately and reboots back to 26 Expected results: An upgrade to Fedora 27 starts
*** This bug has been marked as a duplicate of bug 1498207 ***