[mrmachine@machine ~]$ gdb xfce4-appfinder GNU gdb Red Hat Linux (6.3.0.0-1.122rh) Copyright 2004 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "i386-redhat-linux-gnu"...Using host libthread_db library "/lib/libthread_db.so.1". (gdb) run Starting program: /usr/bin/xfce4-appfinder Reading symbols from shared object read from target memory...done. Loaded system supplied DSO at 0xffffe000 *** glibc detected *** /usr/bin/xfce4-appfinder: free(): invalid next size (fast): 0x0807bf90 *** ======= Backtrace: ========= /lib/libc.so.6[0xb78b2f18] /lib/libc.so.6(__libc_free+0x78)[0xb78b63ef] /usr/lib/libglib-2.0.so.0(g_free+0x31)[0xb79ae5a1] /usr/lib/libglib-2.0.so.0[0xb799b082] /usr/bin/xfce4-appfinder[0x804bbd5] /usr/lib/libgobject-2.0.so.0(g_type_create_instance+0x4da)[0xb7a4566a] /usr/lib/libgobject-2.0.so.0[0xb7a2d002] /usr/lib/libgobject-2.0.so.0(g_object_newv+0x2ca)[0xb7a2ae5a] /usr/lib/libgobject-2.0.so.0(g_object_new_valist+0x21f)[0xb7a2b92f] /usr/lib/libgobject-2.0.so.0(g_object_new+0x40)[0xb7a2bae0] /usr/bin/xfce4-appfinder[0x804b963] /usr/bin/xfce4-appfinder[0x804ce6e] /lib/libc.so.6(__libc_start_main+0xdc)[0xb7864724] /usr/bin/xfce4-appfinder[0x804b1f1] ======= Memory map: ======== 08048000-08054000 r-xp 00000000 03:02 142965 /usr/bin/xfce4-appfinder 08054000-08055000 rw-p 0000b000 03:02 142965 /usr/bin/xfce4-appfinder 08055000-080b0000 rw-p 08055000 00:00 0 [heap] b7200000-b7221000 rw-p b7200000 00:00 0 b7221000-b7300000 ---p b7221000 00:00 0 b737c000-b7387000 r-xp 00000000 03:02 786482 /lib/libgcc_s-4.1.1-20060525.so.1 b7387000-b7388000 rw-p 0000a000 03:02 786482 /lib/libgcc_s-4.1.1-20060525.so.1 b73a5000-b73ae000 r-xp 00000000 03:02 784168 /lib/libnss_files-2.4.so b73ae000-b73af000 r--p 00008000 03:02 784168 /lib/libnss_files-2.4.so b73af000-b73b0000 rw-p 00009000 03:02 784168 /lib/libnss_files-2.4.so b73b0000-b75b0000 r--p 00000000 03:02 134112 /usr/lib/locale/locale-archive b75b0000-b75b2000 rw-p b75b0000 00:00 0 b75b2000-b75d1000 r-xp 00000000 03:02 784188 /lib/libexpat.so.0.5.0 b75d1000-b75d3000 rw-p 0001e000 03:02 784188 /lib/libexpat.so.0.5.0 b75d3000-b75d4000 rw-p b75d3000 00:00 0 b75d4000-b75d9000 r-xp 00000000 03:02 134450 /usr/lib/libXdmcp.so.6.0.0 b75d9000-b75da000 rw-p 00004000 03:02 134450 /usr/lib/libXdmcp.so.6.0.0 b75da000-b75dc000 r-xp 00000000 03:02 134385 /usr/lib/libXau.so.6.0.0 b75dc000-b75dd000 rw-p 00001000 03:02 134385 /usr/lib/libXau.so.6.0.0 b75dd000-b7604000 r-xp 00000000 03:02 134380 /usr/lib/libpng12.so.0.1.2.8 b7604000-b7605000 rw-p 00026000 03:02 134380 /usr/lib/libpng12.so.0.1.2.8 b7605000-b7617000 r-xp 00000000 03:02 134118 /usr/lib/libz.so.1.2.3 b7617000-b7618000 rw-p 00011000 03:02 134118 /usr/lib/libz.so.1.2.3 b7618000-b7683000 r-xp 00000000 03:02 135996 /usr/lib/libfreetype.so.6.3.8 b7683000-b7686000 rw-p 0006a000 03:02 135996 /usr/lib/libfreetype.so.6.3.8 b7686000-b7687000 rw-p b7686000 00:00 0 b7687000-b76ae000 r-xp 00000000 03:02 147092 /usr/lib/libpangoft2-1.0.so.0.1200.2 b76ae000-b76af000 rw-p 00027000 03:02 147092 /usr/lib/libpangoft2-1.0.so.0.1200.2 b76af000-b76b3000 r-xp 00000000 03:02 134476 /usr/lib/libXfixes.so.3.0.0 b76b3000-b76b4000 rw-p 00003000 03:02 134476 /usr/lib/libXfixes.so.3.0.0 b76b4000-b76bd000 r-xp 00000000 03:02 134478 /usr/lib/libXcursor.so.1.0.2 b76bd000-b76be000 rw-p 00008000 03:02 134478 /usr/lib/libXcursor.so.1.0.2 b76be000-b76c1000 r-xp 00000000 03:02 134468 /usr/lib/libXrandr.so.2.0.0 b76c1000-b76c2000 rw-p 00002000 03:02 134468 /usr/lib/libXrandr.so.2.0.0 b76c2000-b76c9000 r-xp 00000000 03:02 134466 /usr/lib/libXi.so.6.0.0 b76c9000-b76ca000 rw-p 00007000 03:02 134466 /usr/lib/libXi.so.6.0.0 b76ca000-b76cb000 rw-p b76ca000 00:00 0 b76cb000-b76cd000 r-xp 00000000 03:02 134474 /usr/lib/libXinerama.so.1.0.0 b76cd000-b76ce000 rw-p 00001000 03:02 134474 /usr/lib/libXinerama.so.1.0.0 b76ce000-b76d6000 r-xp 00000000 03:02 134456 /usr/lib/libXrender.so.1.3.0 b76d6000-b76d7000 rw-p 00007000 03:02 134456 /usr/lib/libXrender.so.1.3.0 b76d7000-b76e6000 r-xp 00000000 03:02 134454 /usr/lib/libXext.so.6.4.0 b76e6000-b76e7000 rw-p 0000e000 03:02 134454 /usr/lib/libXext.so.6.4.0 b76e7000-b771f000 r-xp 00000000 03:02 139764 /usr/lib/libfontconfig.so.1.0.4b771f000-b7723000 rw-p 00038000 03:02 139764 /usr/lib/libfontconfig.so.1.0.4b7723000-b7724000 rw-p b7723000 00:00 0 b7724000-b772d000 r-xp 00000000 03:02 134460 Program received signal SIGABRT, Aborted. 0xffffe410 in __kernel_vsyscall () (gdb) where #0 0xffffe410 in __kernel_vsyscall () #1 0xb7877069 in raise () from /lib/libc.so.6 #2 0xb7878671 in abort () from /lib/libc.so.6 #3 0xb78aba4b in __libc_message () from /lib/libc.so.6 #4 0xb78b2f18 in _int_free () from /lib/libc.so.6 #5 0xb78b63ef in free () from /lib/libc.so.6 #6 0xb79ae5a1 in g_free () from /usr/lib/libglib-2.0.so.0 #7 0xb799b082 in g_hash_table_lookup_extended () from /usr/lib/libglib-2.0.so.0 #8 0x0804bbd5 in xfce_appfinder_init (appfinder=0x806fdc8) at xfce4-appfinder.c:789 #9 0xb7a4566a in g_type_create_instance () from /usr/lib/libgobject-2.0.so.0 #10 0xb7a2d002 in g_object_set () from /usr/lib/libgobject-2.0.so.0 #11 0xb7a2ae5a in g_object_newv () from /usr/lib/libgobject-2.0.so.0 #12 0xb7a2b92f in g_object_new_valist () from /usr/lib/libgobject-2.0.so.0 #13 0xb7a2bae0 in g_object_new () from /usr/lib/libgobject-2.0.so.0 #14 0x0804b963 in xfce_appfinder_new () at xfce4-appfinder.c:268 #15 0x0804ce6e in main (argc=0, argv=0x60104002) at main.c:453 (gdb)