Development/malloc check crashExample

From KDE TechBase
*** glibc detected *** digikam: free(): invalid pointer: 0x0000000005755130 ***                                                   
======= Backtrace: =========
/lib/libc.so.6[0x7f1484cacdd6]
/usr/lib/libQtCore.so.4(_ZN7QString4freeEPNS_4DataE+0x2c)[0x7f14859f1e0c]
/usr/lib/libkdecore.so.5[0x7f14861d22fe]
/usr/lib/libkdecore.so.5[0x7f14861d3316]
/usr/lib/libkdecore.so.5[0x7f14861d33dc]
/usr/lib/libkdecore.so.5[0x7f14861a3c0b]
/usr/lib/libkdecore.so.5[0x7f14861a60a6]
....

======= Memory map: ========
00400000-0082e000 r-xp 00000000 08:04 2883723      /usr/bin/digikam
00a2e000-00a36000 rw-p 0042e000 08:04 2883723      /usr/bin/digikam
00a36000-00a38000 rw-p 00000000 00:00 0
01c77000-060a5000 rw-p 00000000 00:00 0            [heap]
7f146365e000-7f14636ff000 rw-p 00000000 00:00 0
7f14637e2000-7f146384d000 rw-p 00000000 00:00 0
7f146384d000-7f146384e000 ---p 00000000 00:00 0
7f146384e000-7f146404e000 rwxp 00000000 00:00 0
7f14640a5000-7f14640a6000 ---p 00000000 00:00 0
7f14640a6000-7f14648a6000 rwxp 00000000 00:00 0
.....