Установка python 3.3.3

configure has detected that the sem_open function is broken.
 * Please ensure that /dev/shm is mounted as a tmpfs with mode 1777.
 * ERROR: dev-lang/python-3.3.3::gentoo failed (configure phase):
 *   Broken sem_open function (bug 496328)
 * 
 * Call stack:
 *     ebuild.sh, line  93:  Called src_configure
 *   environment, line 3845:  Called die
 * The specific snippet of code:
 *           die "Broken sem_open function (bug 496328)";
 * 
 * If you need support, post the output of `emerge --info '=dev-lang/python-3.3.3::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=dev-lang/python-3.3.3::gentoo'`.
 * The complete build log is located at '/var/tmp/portage/dev-lang/python-3.3.3/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-lang/python-3.3.3/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-lang/python-3.3.3/work/x86_64-pc-linux-gnu'
 * S: '/var/tmp/portage/dev-lang/python-3.3.3/work/Python-3.3.3'
>>> Failed to emerge dev-lang/python-3.3.3, Log file:
>>>  '/var/tmp/portage/dev-lang/python-3.3.3/temp/build.log'
 * Messages for package dev-lang/python-3.3.3:
 * configure has detected that the sem_open function is broken.
 * Please ensure that /dev/shm is mounted as a tmpfs with mode 1777.
 * ERROR: dev-lang/python-3.3.3::gentoo failed (configure phase):
 *   Broken sem_open function (bug 496328)
 * 
 * Call stack:
 *     ebuild.sh, line  93:  Called src_configure
 *   environment, line 3845:  Called die
 * The specific snippet of code:
 *           die "Broken sem_open function (bug 496328)";
 * 
 * If you need support, post the output of `emerge --info '=dev-lang/python-3.3.3::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=dev-lang/python-3.3.3::gentoo'`.
 * The complete build log is located at '/var/tmp/portage/dev-lang/python-3.3.3/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-lang/python-3.3.3/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-lang/python-3.3.3/work/x86_64-pc-linux-gnu'
 * S: '/var/tmp/portage/dev-lang/python-3.3.3/work/Python-3.3.3'

# mount | grep shm
(chroot) debian ~ #  

# chmod 1777 /dev/shm
chmod: невозможно обработать повисшую символьную ссылку «/dev/shm»

# eselect python list
Available Python interpreters:
  [1]   python2.7
  [2]   python3.3 *
(chroot) debian ~ # 

$ mount | grep tmpfs
devtmpfs on /dev type devtmpfs (rw,relatime,size=4082496k,nr_inodes=1020624,mode=755)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev)
tmpfs on /run type tmpfs (rw,nosuid,nodev,mode=755)
tmpfs on /sys/fs/cgroup type tmpfs (ro,nosuid,nodev,noexec,mode=755)
tmpfs on /tmp type tmpfs (rw)
tmpfs on /var/run type tmpfs (rw,nosuid,nodev,mode=755)
tmpfs on /var/tmp type tmpfs (rw,relatime,size=7340032k)
tmpfs on /run/user/1000 type tmpfs (rw,nosuid,nodev,relatime,size=816576k,mode=700,uid=1000,gid=1000)
tmpfs on /var/run/user/1000 type tmpfs (rw,nosuid,nodev,relatime,size=816576k,mode=700,uid=1000,gid=1000)