<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: times new roman,new york,times,serif; font-size: 12pt; color: #000000'><span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">Hi there,</span><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);"><br></div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">I am using libvirt with lxc to create fedora 16 & 18 containers on fedora 18 host.</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);"><br></div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">first I did the setup with libvirt 1.0.3 and everything worked fine, then after upgrading to libvirt 1.0.4, I could not create character device on the guests :</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);"><br></div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">Test on the guest1 : </div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);"><br></div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);"># ls -l /dev</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">total 0</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">lrwxrwxrwx. 1 root root 10 Apr 17 21:18 console -> /dev/pts/0</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">lrwxrwxrwx. 1 root root 11 Apr 17 21:18 core -> /proc/kcore</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">lrwxrwxrwx. 1 root root 13 Apr 17 21:18 fd -> /proc/self/fd</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">crw-rw-rw-. 1 root root 1, 7 Apr 17 21:18 full</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">drwxr-xr-x. 2 root root 0 Apr 17 21:18 hugepages</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">prw-------. 1 root root 0 Apr 17 21:18 initctl</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">srw-rw-rw-. 1 root root 0 Apr 17 21:18 log</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">drwxrwxrwt. 2 root root 40 Apr 17 21:18 mqueue</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">crw-rw-rw-. 1 root root 1, 3 Apr 17 21:18 null</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">crw-rw-rw-. 1 root root 5, 2 Apr 18 10:31 ptmx</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">drwxr-xr-x. 2 root root 0 Apr 17 21:18 pts</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">crw-r--r--. 1 root root 1, 8 Apr 17 21:19 random</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">drwxrwxrwt. 2 root root 40 Apr 17 21:18 shm</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">lrwxrwxrwx. 1 root root 15 Apr 17 21:18 stderr -> /proc/self/fd/2</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">lrwxrwxrwx. 1 root root 15 Apr 17 21:18 stdin -> /proc/self/fd/0</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">lrwxrwxrwx. 1 root root 15 Apr 17 21:18 stdout -> /proc/self/fd/1</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">lrwxrwxrwx. 1 root root 10 Apr 17 21:18 tty1 -> /dev/pts/0</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">crw-rw-rw-. 1 root root 1, 9 Apr 17 21:18 urandom</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">crw-rw-rw-. 1 root root 1, 5 Apr 17 21:18 zero </div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);"><br></div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);"># rm -f /dev/random (successful)</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);"><br></div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);"># mknod random c 1 8</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">mknod: `random': Operation not permitted<br></div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);"><br></div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">Config on the host :</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);"><br></div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);">knowing that selinux is set to permissive and c 1:8 rwm is in the cgroup devices list of the guest1 </div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);"><br></div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);"># cat /sys/fs/cgroup/devices/<wbr>libvirt/lxc/guest1/devices.<wbr>list</div><div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);"><div>c 1:3 rwm</div><div>c 1:5 rwm</div><div>c 1:7 rwm</div><div>c 1:8 rwm</div><div>c 1:9 rwm</div><div>c 5:0 rwm</div><div>c 5:2 rwm</div><div>c 10:229 rwm</div><div>c 136:* rwm</div><div><br></div><div>is this a change that was introduced intentially on 1.0.4 ? if yes, how can I make it work ?</div><div><br></div><div>please advice</div><div><br></div><div>Thank you in advance</div><div><br></div><div>Mohamed</div></div></div></body></html>