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>>>>> "Bob" == Bob Wirka <bobwirka@rtcworks.com> writes:
Bob> Ok, now I feel like I'm taking crazy pills...
Bob> The embedded system boots up and mounts the root file system on
Bob> my host laptop. The 'rc.sysinit' startup script executes the
Bob> command 'mount -a' which should mount /proc, /dev/pts, and
Bob> /dev/shm, as listed in /etc/fstab. When executed, that command
Bob> returns "mount: only root can do that".
Bob> When I get to the bash prompt, 'whoami' reports that I am,
Bob> indeed, root. A 'mount -a' from the command prompt gives the
Bob> same result; it doesn't think I'm root for the mount command.
The mount command is perhaps setuid root, but you aren't mounting the
root file system in a way that permits it to be identified as such.
Or, the file is in fact not owned by root, and is in fact setuid not-root.
- --
] "Elmo went to the wrong fundraiser" - The Simpson | firewalls [
] Michael Richardson, Xelerance Corporation, Ottawa, ON |net architect[
] mcr@xelerance.com http://www.sandelman.ottawa.on.ca/mcr/ |device driver[
] panic("Just another Debian GNU/Linux using, kernel hacking, security guy"); [
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