Video at http://www.youtube.com/watch?v=DTWZqh64RcQ.
You're in a Data Center, with absolutely no contact with the outside world, with a machine that you must not restart, and someone performed a `chmod -x chmod`.
This is a problem we used in interviews during 2009, and this presentation is a list of some of the possible solutions that my co-workers at SAPO have suggested.
40. d
un teste
• attrib or ls -@
• force the inode into cache
• check kcore for the VFS structures
• use sed to alter the execution bit without
the kernel realizing it
• run chmod +x chmod