Symptoms
Issues with services not starting and the following errors can be observed within "/var/log/messages":
server kernel: sh[8877]: segfault at 8 ip 00007efd9eb4a7e8 sp 00007ffdde39bef0 error 4 in ld-2.17.so[7efd9eb3f000+22000]
server kernel: sh[8883]: segfault at 8 ip 00007f2cd76237e8 sp 00007ffc94f4ec30 error 4 in ld-2.17.so[7f2cd7618000+22000]
server kernel: sh[8889]: segfault at 8 ip 00007f7505bd17e8 sp 00007fffa4868e60 error 4 in ld-2.17.so[7f7505bc6000+22000]
Description
When issue similar to the error presented above, in particular containing the following are presented:
sh[XXXX]: segfault at 8 ip 00007f7505bd17e8
Where [XXXX] represents a PID number, and segfault is followed by it the issue is often related
to have issues with "/bin/sh" or "/bin/bash".
Workaround
Reinstalling the bash package would quickly solve the issue and confirm there was a problem with it. It can be reinstall by running the following command:
yum reinstall bash