Hang in kdm_greet (Trinity)

#0  __lll_lock_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:136
#1  0x00007fb04dcee179 in _L_lock_953 () from /lib/libpthread.so.0
#2  0x00007fb04dcedf9b in __pthread_mutex_lock (mutex=0xf09df0) at pthread_mutex_lock.c:61
#3  0x00007fb051291bf3 in _XLockDisplay (dpy=0xf0baf0) at ../../src/locking.c:458
#4  0x00007fb05128625a in XFreeCursor (dpy=0xf09df0, cursor=6291498)
    at ../../src/FreeCurs.c:38
#5  0x00007fb051a62425 in ~QCursorData (this=0xf2e260, __in_chrg=<value optimized out>)
    at kernel/qcursor_x11.cpp:90
#6  0x00007fb051a6259c in ~QCursor (this=<value optimized out>,
    __in_chrg=<value optimized out>) at kernel/qcursor_x11.cpp:282
#7  0x00007fb051a625d4 in __tcf_0 () at kernel/qcursor_x11.cpp:104
#8  0x00007fb04f230995 in __cxa_finalize (d=0x7fb052226bc0) at cxa_finalize.c:56
#9  0x00007fb051a47f56 in __do_global_dtors_aux () from /usr/lib/libqt-mt.so.3
#10 0x0000000000000000 in ?? ()