.
Thread 1 (process 5249):
#0  0xb7d2fa2b in ?? () from /lib/tls/i686/cmov/libc.so.6
#1  0xb75342d4 in QRealMutexPrivate::unlock () from /usr/lib/libqt-mt.so.3
#2  0xb7d3150f in ?? () from /lib/tls/i686/cmov/libc.so.6
#3  0x0805af00 in ?? ()
#4  0x0805a8d0 in ?? ()
#5  0x0805aab0 in ?? ()
#6  0xbffdc17c in ?? ()
#7  0xb6888451 in pthread_mutex_lock ()
   from /lib/tls/i686/cmov/libpthread.so.0
#8  0xb7d34e30 in free () from /lib/tls/i686/cmov/libc.so.6
#9  0xb7ae03c3 in KMimeMagic::~KMimeMagic () from /usr/lib/libkio.so.4
#10 0xb7ae0562 in ?? () from /usr/lib/libkio.so.4
#11 0x081854d8 in ?? ()
#12 0xb7cc4204 in ?? () from /usr/lib/libkio.so.4
#13 0xbffdc24c in ?? ()
#14 0xb7ae04ba in ?? () from /usr/lib/libkio.so.4
#15 0xb7e06ff4 in ?? () from /lib/tls/i686/cmov/libc.so.6
#16 0x0805a8d0 in ?? ()
#17 0xbffdc288 in ?? ()
#18 0xb7cf6cc9 in __cxa_finalize () from /lib/tls/i686/cmov/libc.so.6
Backtrace stopped: frame did not save the PC