Skype ставил из пакета для slackware 13.37
bash-4.2# ldd /usr/bin/skype
linux-gate.so.1 (0xffffe000)
libasound.so.2 => /usr/lib/libasound.so.2 (0xf75d2000)
libXv.so.1 => /usr/lib/libXv.so.1 (0xf75cd000)
libXss.so.1 => /usr/lib/libXss.so.1 (0xf75ca000)
librt.so.1 => /lib/librt.so.1 (0xf75c1000)
libdl.so.2 => /lib/libdl.so.2 (0xf75bb000)
libX11.so.6 => /usr/lib/libX11.so.6 (0xf7485000)
libXext.so.6 => /usr/lib/libXext.so.6 (0xf7474000)
libQtDBus.so.4 => /usr/lib/libQtDBus.so.4 (0xf73f2000)
libQtXml.so.4 => /usr/lib/libQtXml.so.4 (0xf73b1000)
libQtGui.so.4 => /usr/lib/libQtGui.so.4 (0xf68bc000)
libQtNetwork.so.4 => /usr/lib/libQtNetwork.so.4 (0xf6777000)
libQtCore.so.4 => /usr/lib/libQtCore.so.4 (0xf648f000)
libpthread.so.0 => /lib/libpthread.so.0 (0xf6475000)
libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0xf638f000)
libm.so.6 => /lib/libm.so.6 (0xf6363000)
libgcc_s.so.1 => /usr/lib/libgcc_s.so.1 (0xf6349000)
libc.so.6 => /lib/libc.so.6 (0xf61c7000)
libxcb.so.1 => /usr/lib/libxcb.so.1 (0xf61a6000)
libXau.so.6 => /usr/lib/libXau.so.6 (0xf61a3000)
libXdmcp.so.6 => /usr/lib/libXdmcp.so.6 (0xf619d000)
/lib/ld-linux.so.2 (0xf76f3000)
libgthread-2.0.so.0 => /usr/lib/libgthread-2.0.so.0 (0xf6199000)
libglib-2.0.so.0 => /usr/lib/libglib-2.0.so.0 (0xf6098000)
libpng14.so.14 => /usr/lib/libpng14.so.14 (0xf606b000)
libz.so.1 => /lib/libz.so.1 (0xf6055000)
libfreetype.so.6 => /usr/lib/libfreetype.so.6 (0xf5fcc000)
libgobject-2.0.so.0 => /usr/lib/libgobject-2.0.so.0 (0xf5f86000)
libSM.so.6 => /usr/lib/libSM.so.6 (0xf5f7d000)
libICE.so.6 => /usr/lib/libICE.so.6 (0xf5f64000)
libXrender.so.1 => /usr/lib/libXrender.so.1 (0xf5f5b000)
libfontconfig.so.1 => /usr/lib/libfontconfig.so.1 (0xf5f2d000)
libbz2.so.1 => /lib/libbz2.so.1 (0xf5f1c000)
libuuid.so.1 => /lib/libuuid.so.1 (0xf5f17000)
libexpat.so.1 => /usr/lib/libexpat.so.1 (0xf5eef000)
strace
open("/lib/libdbus-1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/usr/lib/libdbus-1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
munmap(0xed57d000, 186160) = 0
open("/usr/lib/qt/lib/libdbus-1.so", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 13
fstat64(13, {st_mode=S_IFREG|0644, st_size=186160, ...}) = 0
mmap2(NULL, 186160, PROT_READ, MAP_PRIVATE, 13, 0) = 0xffffffffed57d000
close(13) = 0
open("/lib/libdbus-1.so", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/usr/lib/libdbus-1.so", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
munmap(0xed57d000, 186160) = 0
--- SIGSEGV (Segmentation fault) @ 0 (0) ---
madvise(0xfff80000, 1, MADV_WILLNEED) = -1 EBADF (Bad file descriptor)
madvise(0xfff81000, 1, MADV_WILLNEED) = -1 EBADF (Bad file descriptor)
madvise(0xfff82000, 1, MADV_WILLNEED) = -1 ENOMEM (Cannot allocate memory)
rt_sigaction(SIGABRT, {SIG_DFL, [], 0}, NULL, 8) = 0
rt_sigprocmask(SIG_UNBLOCK, [ABRT], NULL, 8) = 0
tgkill(3276, 3276, SIGABRT) = 0
--- SIGABRT (Aborted) @ 0 (0) ---
+++ killed by SIGABRT +++
Aborted
bash-4.2#
Проблема как я вижу в том, что нет библиотеки /usr/lib/libdbus-1.so, но она должна быть, пакет с qt установлен. Может в другом месте поискать?