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From: sven.vermeulen@siphos.be (Sven Vermeulen)
To: refpolicy@oss.tresys.com
Subject: [refpolicy] file contexts for /proc/sys/* missing
Date: Wed, 29 Dec 2010 19:56:11 +0100	[thread overview]
Message-ID: <20101229185611.GA21308@siphos.be> (raw)

Hi all,

My system seems to be unable to give proper security contexts to the "files"
in /proc/sys/*:

hpl sys # ls -laZ /proc/sys/
total 0
dr-xr-xr-x.   1 root wheel system_u:object_r:sysctl_t 0 Dec 29 18:45 .
dr-xr-xr-x. 154 root root  system_u:object_r:proc_t   0 Dec 29 18:45 ..
dr-xr-xr-x    0 root root  ?                          0 Dec 29 19:31 abi
dr-xr-xr-x    0 root root  ?                          0 Dec 29 19:31 debug
dr-xr-xr-x    0 root root  ?                          0 Dec 29 19:31 dev
dr-xr-xr-x    0 root root  ?                          0 Dec 29 18:45 fs
dr-xr-xr-x    0 root root  ?                          0 Dec 29 19:31 kernel
dr-xr-xr-x    0 root root  ?                          0 Dec 29 19:29 net
dr-xr-xr-x    0 root root  ?                          0 Dec 29 19:31 sunrpc
dr-xr-xr-x    0 root root  ?                          0 Dec 29 19:31 vm

It seems that kernel.te should generate the necessary contexts, and for some
other locations (like /proc/net) it does:

dr-xr-xr-x. 6 root wheel staff_u:staff_r:staff_t        0 Dec 29 19:52 .
dr-x------. 7 root wheel staff_u:staff_r:staff_t        0 Dec 29 19:52 ..
-r--r--r--. 1 root wheel system_u:object_r:proc_net_t   0 Dec 29 19:52 arp
-r--r--r--. 1 root wheel system_u:object_r:proc_net_t   0 Dec 29 19:52 connector
-r--r--r--. 1 root wheel system_u:object_r:proc_net_t   0 Dec 29 19:52 dev
-r--r--r--. 1 root wheel system_u:object_r:proc_net_t   0 Dec 29 19:52 dev_mcast
[...]

How do I go about to debug this? I was hoping to put some debugging
statements along the line of the genfscon macro, but can't find its
definition anywhere.

Wkr,
	Sven Vermeulen
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             reply	other threads:[~2010-12-29 18:56 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-12-29 18:56 Sven Vermeulen [this message]
2010-12-29 19:32 ` [refpolicy] file contexts for /proc/sys/* missing Chris Richards
2011-01-03 21:32   ` Daniel J Walsh
2011-01-03 23:22     ` Sven Vermeulen

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