libc.so.6: Cannot open shared object file: Permission denied

[jdow]

From: "Toralf Lund" <toralf at procaptura.com>

> After upgrading my Fedora Core 3 machine to Fedora Core 4, I started 
> getting a really weird problem. During startup I see a lot of messages 
> of the form:
> 
> libc.so.6: Cannot open shared object file: Permission denied
> 
> And the system just won't boot properly.
> 
> The strange bit is that libc.so.6 is quite definitely there. I can start 
> up in single user mode and run the shell as well as most (all?) file 
> utilities etc. (and they all use libc, obviously.) There are, however, 
> *some* commands that will give the error message indicated above. One of 
> them is /sbin/kmodule - which I tried executing because I noticed it's 
> one of the first commands in the boot sequence.
> 
> When I run with LD_DEBUG=libs, I notice that /sbin/kmodule will search 
> through all directories in the path for libc.so.6 - including /lib - 
> then give up. Commands like cat, ls etc., on the other hand, will fetch 
> /lib/libc.so.6 directly based on info in /etc/ld.so.cache. Unless I 
> remove the cache first, in which case these will also search the path up 
> until /lib, the successufully load the libc.so.6 there.
> 
> Does anyone have any idea about what is going on? Why would some 
> programs be able to open /lib/libc.so.6, others not? HELP!
> 
> - Toralf

Been monkeying with file permissions, perhaps?

If so "chmod 755 /lib/libc-2.3.5.so" should help. If "libc-2.3.5.so"
is missing you are likely completely hosed.

{^_^}