Messages in this thread | | | From | "Pankaj Agarwal" <> | Subject | Re: Query - Regarding strange behaviour. | Date | Thu, 3 Feb 2005 21:15:33 +0530 |
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its not even allowing me to copy it ...then surely it wont allow me mv as well... what else can i try...
[root@test root]# mount /dev/hda2 on / type ext3 (rw) none on /proc type proc (rw) usbdevfs on /proc/bus/usb type usbdevfs (rw) none on /dev/pts type devpts (rw,gid=5,mode=620) none on /dev/shm type tmpfs (rw)
[root@test /]# cd /usr [root@test usr]# cp bin testbin cp: omitting directory `bin' [root@test usr]# ls bin etc include kerberos libexec sbin src test121212 X11R6 dict games java lib local share test tmp [root@test usr]#
----- Original Message ----- From: "linux-os" <linux-os@analogic.com> To: "Pankaj Agarwal" <pankaj@toughguy.net> Cc: <linux-kernel@vger.kernel.org>; "Linux Net" <linux-net@vger.kernel.org> Sent: Thursday, February 03, 2005 9:05 PM Subject: Re: Query - Regarding strange behaviour.
> On Thu, 3 Feb 2005, Pankaj Agarwal wrote: > >> Hi, >> >> In my system there's a strange behaviour.... its not allowing me to >> create any file in /usr/bin even as root. Its chmod is set to 755. Its >> even not allowing me to change the chmod value of /usr/bin. The strangest >> part which i felt is ...its shows the owner and group as root when i >> issue command "ls -ld /usr/bin" and not allowing root to create any file >> or directory under /usr/bin and not even allowing to change the chmod >> value. The error is access permission denied... I can change the chmod >> value of /usr and other directories under /usr/...but not of bin.... >> >> I need your help/support. kindly let me know what all can i try to >> resolve this problem. >> >> Thanks and Regards, >> >> Pankaj Agarwal > > See if your file-system has gotten hurt. Boot with init=/bin/bash > and execute `/sbin/fsck -f /` to force a check of the root file-system. > > The next check is to see if you can fix the protections when > you are the only one accessing the file-system: > > # mount -n -o remount / # re-mount root r/w > # cd /usr > # chmod 755 bin > # ls -la # See if it worked > # unmount / > > The next check is to replace the /usr/bin directory. Since `mv` > and `mkdir` are in /bin, the following should work. > > # mount -n -o remount / # re-mount root r/w > # cd /usr > # mv bin foo # Rename 'strange' directory > # mkdir bin # Make a new one > # cd foo # Change to original > # mv * ../bin # Rename all contents to new > # cd .. # rmdir foo # Remove bad directory > # chmod 755 bin # Fix protection > # umount / > > After you have fixed things, you don't have to re-boot. > Just execute: > > # exec /sbin/init auto > > > Cheers, > Dick Johnson > Penguin : Linux version 2.6.10 on an i686 machine (5537.79 BogoMips). > Notice : All mail here is now cached for review by Dictator Bush. > 98.36% of all statistics are fiction.
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