** glibc detected *** ./client_extra: free(): invalid next size (normal): 0x08c4b000 ***
======= Backtrace: =========
/lib/libc.so.6(+0x6c501)[0x17c501]
/lib/libc.so.6(+0x6dd70)[0x17dd70]
/lib/libc.so.6(+0x6fe26)[0x17fe26]
/lib/libc.so.6(__libc_memalign+0xad)[0x18143d]
/lib/libc.so.6(posix_memalign+0x49)[0x181649]
/lib/libglib-2.0.so.0(+0x5bf4f)[0x438f4f]
/lib/libglib-2.0.so.0(g_slice_alloc+0x62f)[0x43974f]
/lib/libglib-2.0.so.0(g_slice_alloc0+0x25)[0x4398e5]
/usr/lib/libgobject-2.0.so.0(g_type_create_instance+0x97)[0x3c98c7]
/usr/lib/libgobject-2.0.so.0(+0x13e75)[0x3ade75]
/usr/lib/libgobject-2.0.so.0(g_object_newv+0x29a)[0x3abe5a]
/usr/lib/libgobject-2.0.so.0(g_object_new+0x98)[0x3acaf8]
/usr/lib/libgtk-x11-2.0.so.0(gtk_window_new+0x68)[0xbd18c8]
./client_extra[0x804e33b]
./client_extra[0x804cb28]
/lib/libc.so.6(__libc_start_main+0xe7)[0x126ce7]
./client_extra[0x8049e81]
======= Memory map: ========
00110000-00267000 r-xp 00000000 08:01 1802326 /lib/libc-2.12.1.so
00267000-00269000 r--p 00157000 08:01 1802326 /lib/libc-2.12.1.so
00269000-0026a000 rw-p 00159000 08:01 1802326 /lib/libc-2.12.1.so
0026a000-0026d000 rw-p 00000000 00:00 0
0026d000-0026f000 r-xp 00000000 08:01 2026049 /usr/lib/libXcomposite.so.1.0.0
0026f000-00270000 r--p 00001000 08:01 2026049 /usr/lib/libXcomposite.so.1.0.0
00270000-00271000 rw-p 00002000 08:01 2026049 /usr/lib/libXcomposite.so.1.0.0
00274000-00308000 r-xp 00000000 08:01 2026360 /usr/lib/libgdk-x11-2.0.so.0.2200.0
00308000-0030a000 r--p 00094000 08:01 2026360 /usr/lib/libgdk-x11-2.0.so.0.2200.0
0030a000-0030b000 rw-p 00096000 08:01 2026360 /usr/lib/libgdk-x11-2.0.so.0.2200.0
0030b000-0034a000 r-xp 00000000 08:01 2024404 /usr/lib/libpango-1.0.so.0.2800.2
0034a000-0034b000 ---p 0003f000 08:01 2024404 /usr/lib/libpango-1.0.so.0.2800.2
0034b000-0034c000 r--p 0003f000 08:01 2024404 /usr/lib/libpango-1.0.so.0.2800.2
0034c000-0034d000 rw-p 00040000 08:01 2024404 /usr/lib/libpango-1.0.so.0.2800.2
0034d000-0035b000 r-xp 00000000 08:01 2026057 /usr/lib/libXext.so.6.4.0
0035b000-0035c000 r--p 0000d000 08:01 2026057 /usr/lib/libXext.so.6.4.0
0035c000-0035d000 rw-p 0000e000 08:01 2026057 /usr/lib/libXext.so.6.4.0
0035d000-00363000 r-xp 00000000 08:01 2026077 /usr/lib/libXrandr.so.2.2.0
00363000-00364000 r--p 00005000 08:01 2026077 /usr/lib/libXrandr.so.2.2.0
00364000-00365000 rw-p 00006000 08:01 2026077 /usr/lib/libXrandr.so.2.2.0
00365000-00367000 r-xp 00000000 08:01 2026053 /usr/lib/libXdamage.so.1.1.0
00367000-00368000 r--p 00001000 08:01 2026053 /usr/lib/libXdamage.so.1.1.0
00368000-00369000 rw-p 00002000 08:01 2026053 /usr/lib/libXdamage.so.1.1.0
00369000-0036d000 r-xp 00000000 08:01 2026059 /usr/lib/libXfixes.so.3.1.0
0036d000-0036e000 r--p 00003000 08:01 2026059 /usr/lib/libXfixes.so.3.1.0
0036e000-0036f000 rw-p 00004000 08:01 2026059 /usr/lib/libXfixes.so.3.1.0
0036f000-00371000 r-xp 00000000 08:01 2024259 /usr/lib/libgmodule-2.0.so.0.2600.1
00371000-00372000 r--p 00002000 08:01 2024259 /usr/lib/libgmodule-2.0.so.0.2600.1
00372000-00373000 rw-p 00003000 08:01 2024259 /usr/lib/libgmodule-2.0.so.0.2600.1
00373000-00376000 r-xp 00000000 08:01 2024267 /usr/lib/libgthread-2.0.so.0.2600.1
00376000-00377000 r--p 00003000 08:01 2024267 /usr/lib/libgthread-2.0.so.0.2600.1
00377000-00378000 rw-p 00004000 08:01 2024267 /usr/lib/libgthread-2.0.so.0.2600.1
00378000-0037a000 r-xp 00000000 08:01 1802479 /lib/libdl-2.12.1.so
0037a000-0037b000 r--p 00001000 08:01 1802479 /lib/libdl-2.12.1.so
0037b000-0037c000 rw-p 00002000 08:01 1802479 /lib/libdl-2.12.1.so
0037c000-00398000 r-xp 00000000 08:01 1802243 /lib/ld-2.12.1.so
00398000-00399000 r--p 0001b000 08:01 1802243 /lib/ld-2.12.1.so
00399000-0039a000 rw-p 0001c000 08:01 1802243 /lib/ld-2.12.1.so
0039a000-003db000 r-xp 00000000 08:01 2024131 /usr/lib/libgobject-2.0.so.0.2600.1
003db000-003dc000 r--p 00040000 08:01 2024131 /usr/lib/libgobject-2.0.so.0.2600.1
003dc000-003dd000 rw-p 00041000 08:01 2024131 /usr/lib/libgobject-2.0.so.0.2600.1
003dd000-004aa000 r-xp 00000000 08:01 1803057 /lib/libglib-2.0.so.0.2600.1
004aa000-004ab000 r--p 000cc000 08:01 1803057 /lib/libglib-2.0.so.0.2600.1
004ab000-004ac000 rw-p 000cd000 08:01 1803057 /lib/libglib-2.0.so.0.2600.1
004ac000-005c5000 r-xp 00000000 08:01 2026040 /usr/lib/libX11.so.6.3.0
005c5000-005c6000 r--p 00118000 08:01 2026040 /usr/lib/libX11.so.6.3.0
005c6000-005c8000 rw-p 00119000 08:01 2026040 /usr/lib/libX11.so.6.3.0
005c8000-005c9000 rw-p 00000000 00:00 0
005c9000-005e1000 r-xp 00000000 08:01 2026120 /usr/lib/libatk-1.0.so.0.3209.1
005e1000-005e2000 ---p 00018000 08:01 2026120 /usr/lib/libatk-1.0.so.0.3209.1
005e2000-005e3000 r--p 00018000 08:01 2026120 /usr/lib/libatk-1.0.so.0.3209.1
005e3000-005e4000 rw-p 00019000 08:01 2026120 /usr/lib/libatk-1.0.so.0.3209.1
005e4000-005fb000 r-xp 00000000 08:01 2026362 /usr/lib/libgdk_pixbuf-2.0.so.0.2200.0
005fb000-005fc000 r--p 00017000 08:01 2026362 /usr/lib/libgdk_pixbuf-2.0.so.0.2200.0
005fc000-005fd000 rw-p 00018000 08:01 2026362 /usr/lib/libgdk_pixbuf-2.0.so.0.2200.0
005fd000-00621000 r-xp 00000000 08:01 1802480 /lib/libm-2.12.1.so
00621000-00622000 r--p 00023000 08:01 1802480 /lib/libm-2.12.1.so
00622000-00623000 rw-p 00024000 08:01 1802480 /lib/libm-2.12.1.so
00623000-0062a000 r-xp 00000000 08:01 1802492 /lib/librt-2.12.1.so
0062a000-0062b000 r--p 00006000 08:01 1802492 /lib/librt-2.12.1.so
0062b000-0062c000 rw-p 00007000 08:01 1802492 /lib/librt-2.12.1.so
0062c000-0062e000 r-xp 00000000 08:01 2027004 /usr/lib/libxcb-shm.so.0.0.0
0062e000-0062f000 r--p 00001000 08:01 2027004 /usr/lib/libxcb-shm.so.0.0.0
0062f000-00630000 rw-p 00002000 08:01 2027004 /usr/lib/libxcb-shm.so.0.0.0
00633000-00634000 r-xp 00000000 00:00 0 [vdso]
00634000-00657000 r-xp 00000000 08:01 1802389 /lib/libpng12.so.0.44.0
00657000-00658000 r--p 00022000 08:01 1802389 /lib/libpng12.so.0.44.0
00658000-00659000 rw-p 00023000 08:01 1802389 /lib/libpng12.so.0.44.0
00659000-0067d000 r-xp 00000000 08:01 2024437 /usr/lib/libpangoft2-1.0.so.0.2800.2
0067d000-0067e000 r--p 00023000 08:01 2024437 /usr/lib/libpangoft2-1.0.so.0.2800.2
0067e000-0067f000 rw-p 00024000 08:01 2024437 /usr/lib/libpangoft2-1.0.so.0.2800.2
0067f000-00681000 r-xp 00000000 08:01 2026044 /usr/lib/libXau.so.6.0.0
00681000-00682000 r--p 00001000 08:01 2026044 /usr/lib/libXau.so.6.0.0
00682000-00683000 rw-p 00002000 08:01 2026044 /usr/lib/libXau.so.6.0.0
00683000-00687000 r-xp 00000000 08:01 2026055 /usr/lib/libXdmcp.so.6.0.0
00687000-00688000 r--p 00003000 08:01 2026055 /usr/lib/libXdmcp.so.6.0.0
00688000-00689000 rw-p 00004000 08:01 2026055 /usr/lib/libXdmcp.so.6.0.0
00689000-00693000 r-xp 00000000 08:01 2024408 /usr/lib/libpangocairo-1.0.so.0.2800.2
00693000-00694000 r--p 00009000 08:01 2024408 /usr/lib/libpangocairo-1.0.so.0.2800.2Aborted