Hi all,

I'm using a recent kernel (2.6.29.2, compiled by myself) for debugging 
purposes. When I launch the guest inside gdb, all is going well until 
network configuration. At the moment uml_net is called, I see a 
"Permission denied" error inside GDB, which does not appear when I 
launch the guest normally.

Error inside GDB:
[New LWP 11721]
Executing new program: /proc/11721/exe
/proc/11721/exe: Permission denied.

Error inside the guest:
helper_wait : waitpid process 11721 failed, errno = 10
tuntap_open_tramp : didn't receive a message
setreuid to root failed : : Operation not permitted
tuntap_open_tramp failed - err = 22

I'm running ubuntu 8.04 server on the host. There is a uml_net group 
defined and my user is registered inside. uml_net permissions are as 
follow :

-rwsr-x--- 1 root uml-net 24792 2007-12-04 16:50 /usr/lib/uml/uml_net

Does someone has any idea about what is happening?

Thanks.

-- 
Antoine Nguyen
Ingénieur R&D
www.streamcore.com


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