mount permission denied though server side already authenticated the request

Strong Qu strong.qu at amd.com
Tue Apr 10 20:59:05 UTC 2007


 Thanks, Denis. Unfortunately strace is not available on the platform.
I'll try to build it myself.
-Strong

> -----Original Message-----
> From: Denis Vlasenko [mailto:vda.linux at googlemail.com] 
> Sent: Wednesday, April 04, 2007 8:33 PM
> To: busybox at busybox.net
> Cc: Strong Qu
> Subject: Re: mount permission denied though server side 
> already authenticated the request
> 
> On Wednesday 04 April 2007 16:07, Strong Qu wrote:
> > ARM V6 platform Linux 2.6.10, Busybox 1.01, ash shell, 
> server side is 
> > Ubuntu 6.10, nfs exports *(rw, all_squash)
> 
> Can you try something newer than 1.01?
> 
> > On target platform run:
> > 
> > # mount -o nolock 192.168.1.2:/home/user_1/share /mnt/shannon
> > 
> > Root has read/write/exec right in /mnt/pool. 192.168.1.2 is IP of 
> > shannon, the nfs server.
> > 
> > I got error as:
> > 
> > mount: permission denied. (are you root?)
> 
> Can you strace it?
> 
> strace -f -o mnt.log mount -o nolock 
> 192.168.1.2:/home/user_1/share /mnt/shannon
> 
> > On the server side I run:
> > 
> > # tail -f /var/log/syslog
> > 
> > It shows:
> > 
> > Mar 30 11:01:13 shannon mounted[4330]: authenticated mount from
> > 192.168.1.3 for /home/user_1/share (/home/user_1/share)
> > 
> > And on other x86/linux I can mount the nfs without any trouble.
> > 
> > I did not find nfsmount on the target board. Is it a must 
> for nfs mount?
> 
> No, current busybox's mount doesn't need nfsmount, it does 
> NFS mounts internally.
> --
> vda
> 
> 
> 




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