[CentOS] Corrupted RPM DB can't be rebuilt.

Sat Jan 8 03:27:28 UTC 2011
Barry Brimer <lists at brimer.org>

> 	I've tried running rpm --rebuild with both the 2.6.18-194.17.4 and
> 2.6.18-194.26.1 kernels and get a segmentation fault each time.

You might try moving /var/lib/rpm/__db.00* out of the way and trying to 
rebuild your rpm DB again.  If that doesn't work, you might want to use 
strace to see where it gets hung up.