Re: selinux_msg_queue_msgrcv() oops

2013-02-07 Thread Stanislav Kinsbursky
06.02.2013 23:51, Tommi Rantala пишет: 2013/2/6 Stephen Smalley : On 02/06/2013 10:21 AM, Tommi Rantala wrote: 2013/2/6 Stephen Smalley : On 02/06/2013 07:56 AM, Tommi Rantala wrote: Hello, I'm hitting an oops in selinux_msg_queue_msgrcv() when fuzzing with Trinity as the root user (in a

Re: selinux_msg_queue_msgrcv() oops

2013-02-06 Thread Tommi Rantala
2013/2/6 Stephen Smalley : > On 02/06/2013 10:21 AM, Tommi Rantala wrote: >> >> 2013/2/6 Stephen Smalley : >>> >>> On 02/06/2013 07:56 AM, Tommi Rantala wrote: Hello, I'm hitting an oops in selinux_msg_queue_msgrcv() when fuzzing with Trinity as the root user (in a qem

Re: selinux_msg_queue_msgrcv() oops

2013-02-06 Thread Stephen Smalley
68.106008] BUG: soft lockup - CPU#0 stuck for 22s! [trinity-child8:2382] Tommi >From 694502e960af954c4203d1b76837e51ce6720576 Mon Sep 17 00:00:00 2001 From: Stephen Smalley Date: Wed, 6 Feb 2013 11:15:08 -0500 Subject: [PATCH] Fix selinux_msg_queue_msgrcv() oops. Fix an oops in selinux_ms

Re: selinux_msg_queue_msgrcv() oops

2013-02-06 Thread Tommi Rantala
2013/2/6 Stephen Smalley : > On 02/06/2013 07:56 AM, Tommi Rantala wrote: >> >> Hello, >> >> I'm hitting an oops in selinux_msg_queue_msgrcv() when fuzzing with >> Trinity as the root user (in a qemu VM): > > > NULL msg->security at that point is a bug in the ipc subsystem; SELinux is > just the me

Re: selinux_msg_queue_msgrcv() oops

2013-02-06 Thread Stephen Smalley
On 02/06/2013 07:56 AM, Tommi Rantala wrote: Hello, I'm hitting an oops in selinux_msg_queue_msgrcv() when fuzzing with Trinity as the root user (in a qemu VM): NULL msg->security at that point is a bug in the ipc subsystem; SELinux is just the messenger. Normally msg->security is set for ev

selinux_msg_queue_msgrcv() oops

2013-02-06 Thread Tommi Rantala
Hello, I'm hitting an oops in selinux_msg_queue_msgrcv() when fuzzing with Trinity as the root user (in a qemu VM): [12578.053111] BUG: unable to handle kernel NULL pointer dereference at (null) [12578.054025] IP: [] selinux_msg_queue_msgrcv+0xda/0x1e0 [12578.054025] PGD 29961067 PUD 34