Re: bug in fsck or ext2/ext3?

[David Newall]

Dave Jones wrote:
> On Mon, Sep 24, 2007 at 05:56:39PM +0100, Antoine Martin wrote:
>
>  > # rm -fr tmp/chroot.broken
>  > rm: cannot remove directory (...)
>  > Same result when trying to do anything to those files chown/chmod/touch:
>  > "Operation not permitted"
>
> Various files in the directories it complains about have their 'i'
> bit set.  lsattr will show you.   chattr -i those files, and the
> directory is removable again.

Additionally, this is a classic symptom of malware.  A directory  named 
"..." is a big hint.
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