#93 crash after apply button pushed (didn't ry to reproduce) 4.5

[abalint21]

*** glibc detected *** ksmoothdock: free(): invalid next size (fast): 0x08268150 ***
======= Backtrace: =========
/lib/libc.so.6[0xb6a042f7]
/lib/libc.so.6(__libc_free+0x7a)[0xb6a0589f]
/usr/lib/gcc/i686-pc-linux-gnu/4.1.2/libstdc++.so.6(_ZdlPv+0x21)[0xb6b9b4b9]
/usr/qt/3/lib/libqt-mt.so.3(_ZN7QPixmap5derefEv+0xe0)[0xb7169c1c]
/usr/qt/3/lib/libqt-mt.so.3(_ZN7QPixmapD0Ev+0x29)[0xb721cc91]
/usr/qt/3/lib/libqt-mt.so.3(_ZN7QPixmap5derefEv+0x55)[0xb7169b91]
/usr/qt/3/lib/libqt-mt.so.3(_ZN7QPixmapD1Ev+0x29)[0xb721ccd1]
ksmoothdock[0x8068245]
ksmoothdock[0x80572bb]
ksmoothdock[0x8058897]
/usr/qt/3/lib/libqt-mt.so.3(_ZN7QObject15activate_signalEP15QConnectionListP8QUObject+0x168)[0xb720b03e]
/usr/kde/3.5/lib/libkdecore.so.4(_ZN10KWinModule13windowChangedEmj+0xa3)[0xb7829223]
/usr/kde/3.5/lib/libkdecore.so.4(_ZN17KWinModulePrivate8x11EventEP7_XEvent+0x15c)[0xb782a216]
/usr/kde/3.5/lib/libkdecore.so.4(_ZN12KApplication14x11EventFilterEP7_XEvent+0x7f)[0xb77bfb85]
/usr/qt/3/lib/libqt-mt.so.3[0xb7142ecc]
/usr/qt/3/lib/libqt-mt.so.3(_ZN12QApplication15x11ProcessEventEP7_XEvent+0x21f)[0xb71524db]
/usr/qt/3/lib/libqt-mt.so.3(_ZN10QEventLoop13processEventsEj+0x382)[0xb7162a8a]
/usr/qt/3/lib/libqt-mt.so.3(_ZN10QEventLoop9enterLoopEv+0x4b)[0xb71c58fd]
/usr/qt/3/lib/libqt-mt.so.3(_ZN10QEventLoop4execEv+0x26)[0xb71c57a2]
/usr/qt/3/lib/libqt-mt.so.3(_ZN12QApplication4execEv+0x1f)[0xb71afa6b]
ksmoothdock(_ZN6QFrame10paintEventEP11QPaintEvent+0x29b)[0x8052d5f]
/lib/libc.so.6(__libc_start_main+0xdc)[0xb69b7824]
ksmoothdock(_ZN6QFrame10paintEventEP11QPaintEvent+0x3d)[0x8052b01]
======= Memory map: ========
08048000-08088000 r-xp 00000000 08:03 85542 /usr/bin/ksmoothdock
08088000-08089000 rw-p 00040000 08:03 85542 /usr/bin/ksmoothdock
08089000-082b8000 rw-p 08089000 00:00 0 [heap]
b6700000-b6721000 rw-p b6700000 00:00 0
b6721000-b6800000 ---p b6721000 00:00 0
b68be000-b68c6000 r-xp 00000000 08:03 373999 /lib/libnss_files-2.5.so
b68c6000-b68c8000 rw-p 00007000 08:03 373999 /lib/libnss_files-2.5.so
b68c8000-b68d0000 r-xp 00000000 08:03 374565 /lib/libnss_nis-2.5.so
b68d0000-b68d2000 rw-p 00007000 08:03 374565 /lib/libnss_nis-2.5.so
b68d2000-b68e3000 r-xp 00000000 08:03 379664 /lib/libnsl-2.5.so
b68e3000-b68e5000 rw-p 00010000 08:03 379664 /lib/libnsl-2.5.so
b68e5000-b68e7000 rw-p b68e5000 00:00 0
b68e7000-b68ed000 r-xp 00000000 08:03 379672 /lib/libnss_compat-2.5.so
b68ed000-b68ef000 rw-p 00005000 08:03 379672 /lib/libnss_compat-2.5.so
b68f5000-b6905000 r--p 00000000 08:03 330155 /usr/share/fonts/ttf-bitstream-vera/VeraBI.ttf
b6905000-b6914000 r--p 00000000 08:03 330156 /usr/share/fonts/ttf-bitstream-vera/VeraBd.ttf
b6914000-b6925000 r--p 00000000 08:03 330162 /usr/share/fonts/ttf-bitstream-vera/Vera.ttf
b6925000-b6943000 r-xp 00000000 08:03 211571 /usr/kde/3.5/lib/kde3/plugins/styles/plastik.so
b6943000-b6944000 rw-p 0001e000 08:03 211571 /usr/kde/3.5/lib/kde3/plugins/styles/plastik.so
b6944000-b694a000 r--s 00000000 08:06 49843 /var/cache/fontconfig/87f5e051180a7a75f16eb6fe7dbd3749-x86.cache-2
b694a000-b694c000 r--s 00000000 08:06 50283 /var/cache/fontconfig/76fa4b957c916922374347f144bde9da-x86.cache-2
b694c000-b695a000 r--s 00000000 08:06 49914 /var/cache/fontconfig/8d4af663993b81a124ee82e610bb31f9-x86.cache-2
b695a000-b697c000 r--s 00000000 08:06 49912 /var/cache/fontconfig/17090aa38d5c6f09fb8c5c354938f1d7-x86.cache-2
b697c000-b699e000 r--s 00000000 08:06 49817 /var/cache/fontconfig/df311e82a1a24c41a75c2c930223552e-x86.cache-2
b699e000-b69a2000 rw-p b699e000 00:00 0
b69a2000-b6abe000 r-xp 00000000 08:03 379667 /lib/libc-2.5.so
b6abe000-b6abf000 r--p 0011c000 08:03 379667 /lib/libc-2.5.so
b6abf000-b6ac1000 rw-p 0011d000 08:03 379667 /lib/libc-2.5.so
b6ac1000-b6ac4000 rw-p b6ac1000 00:00 0
b6ac4000-b6acd000 r-xp 00000000 08:03 164560 /usr/lib/gcc/i686-pc-linux-gnu/4.1.2/libgcc_s.so.1
b6acd000-b6ace000 rw-p 00008000 08:03 164560 /usr/lib/gcc/i686-pc-linux-gnu/4.1.2/libgcc_s.so.1
b6ace000-b6af0000 r-xp 00000000 08:03 374581 /lib/libm-2.5.so
b6af0000-b6af2000 rw-p 00021000 08:03 374581 /lib/libm-2.5.so
b6af2000-b6bc4000 r-xp 00000000 08:03 164544 /usr/lib/gcc/i686-pc-linux-gnu/4.1.2/libstdc++.so.6KCrash: Application 'ksmoothdock' crashing...