Q: Yum gives errors ERR_OUT: : Bad address
A: It’s due to smbios-utils-python. If you’re in an EC2 environment (no bios) it’s likely ok to remove:yum remove smbios-utils-python
原文
http://www.ioncannon.net/system-administration/894/fedora-12-bootable-root-ebs-on-ec2/