Re: Cannot login as non-root user

[Michael Scottaline <nbhs2@i-2000.com>]

On Wed, 16 Jul 2003 03:01:20 GMT
beolach@juno.com insightfully noted:

>
>>Basic questions:
>>
>>1. What is root's shell? Is it /bin/bash or /bin/sh? (If the latter, is 
>>/bin/sh a symlink to /bin/bash? It usually is but might not be in your
>case.)
>
>It is /bin/bash (and /bin/sh is symlink to same).
>
>>2. What are permissions on /bin? They should be 755 (rwxr-xr-x).
>
>They are. (As are permisions on /, suggested by someone else).
>
>>3. This feels like a long shot, but might there be a permissions >problem 
>>with one of the shared libraries bash uses? Check your system with "ldd 
>>/bin/bash". Mine shows these libraries involved:
>>
>>      autovcr@kuryakin:~$ ldd /bin/bash
>>              libncurses.so.5 => /lib/libncurses.so.5 (0x40018000)
>>              libdl.so.2 => /lib/libdl.so.2 (0x40055000)
>>              libc.so.6 => /lib/libc.so.6 (0x40058000)
>>              /lib/ld-linux.so.2 => /lib/ld-linux.so.2 (0x40000000)
>
>root@IG-88:~# ldd /bin/bash
>        libtermcap.so.2 => /lib/libtermcap.so.2 (0x40025000)
>        libdl.so.2 => /lib/libdl.so.2 (0x4002a000)
>        libc.so.6 => /lib/libc.so.6 (0x4002d000)
>        /lib/ld-linux.so.2 => /lib/ld-linux.so.2 (0x40000000)
>Permissions on all are 755.
>
>>4. Another long shot: how full is /var ? /tmp ? / ? Might bash be >unable to
>
>>create a log or scratch file, or login a wtmp entry, as an ordinary >user 
>>that it can as root (since root can use reserved areas of filesystems)?
>
>Only have one filesystem, /, wich is 11% full (2.7GB of 22GB).
>
>>5. And another: might some filesystem be mounted read only?
>
>Nope.
>
>>6. This sounds very non-Linux, but ... have you rebooted? It's just >barely 
>>possible that some kernel pointer got corrupted somehow and you need to 
>>reload a fresh kernel to get the permissions read properly.
>
>Yes we have. He dual-boots M$ Windows, and usually plays games under
>Windows for most of the time he's on his computer.
>
>>If none of this gets you anywhere, and no one else comes up with >something 
>>better, next time tell us in more detail waht you have been doing to >get X 
>>working. Just editing XF86Config-4? Or fiddlign with other parts of the 
>>system too?
>
>Mainly editing XF86Config-4.  Also attempting to install the ATI Radeon
>drivers off of ATI's site.  This might be somewhing to worry about, as
>the drivers were only available in RPMs, and Slackware doesn't nativly
>support RPMs.  I used Alien to convert it to a Slackware tgz package,
>and it seemed to install fine.
>
>Just solved it.  Thought popped into my head, what's the permission on
>the /lib directory? 700.  Changed to 755, everything works fine.
==============================================
I love happy endings.  ;o)
This entire brief thread was full of good trouble shooting advice.  A real
keeper.
Glad you got it all solved, Conway
Best,
Mike

-- 
"The man who views the world the same at 50 as he did at 20 has wasted 30 
years of his life"
--Muhammad Ali
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