This bug can be seen in Upstart (#694963), and hangs boot in a NFS
mounted /usr, as well as errors the network setup when one uses "auto"
in /etc/network/interfaces. Here is the output of ldd, with the libs in
/usr bolded (HTML):
linux-vdso.so.1 (0x00007fff68534000)
libnl-3.so.200 => /lib/x86_64-linux-gnu/libnl-3.so.200
(0x00007f1d3e62a000)
libnl-genl-3.so.200 => /lib/x86_64-linux-gnu/libnl-genl-3.so.200
(0x00007f1d3e424000)
libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007f1d3e21f000)
libpcsclite.so.1 => /usr/lib/x86_64-linux-gnu/libpcsclite.so.1
(0x00007f1d3e014000)
libssl.so.1.0.0 => /usr/lib/x86_64-linux-gnu/libssl.so.1.0.0
(0x00007f1d3ddb5000)
libcrypto.so.1.0.0 => /usr/lib/x86_64-linux-gnu/libcrypto.so.1.0.0
(0x00007f1d3d9c2000)
libdbus-1.so.3 => /lib/x86_64-linux-gnu/libdbus-1.so.3
(0x00007f1d3d77c000)
libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f1d3d3d3000)
libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0
(0x00007f1d3d1b5000)
libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007f1d3ceb2000)
/lib64/ld-linux-x86-64.so.2 (0x00007f1d3ebdb000)
librt.so.1 => /lib/x86_64-linux-gnu/librt.so.1 (0x00007f1d3ccaa000)
