Binary package hint: openoffice.org
Using Ubuntu Gutsy, just start openoffice, click Tools -> Customize and I got:
*** glibc detected *** /usr/lib/openoffice/program/soffice.bin: free(): invalid pointer: 0x00000000009f0820 ***
======= Backtrace: =========
/lib/libc.so.6[0x2ad958d9fb0a]
/lib/libc.so.6(cfree+0x8c)[0x2ad958da36fc]
/usr/lib/openoffice/program/libvclplug_gtk680lx.so[0x2ad95ee06378]
/usr/lib/openoffice/program/libvcl680lx.so(_ZN11SalGraphics22GetNativeControlRegionEjjRK6RegionjRK16ImplControlValueR16SalControlHandleRKN3rtl8OUStringERS0_SC_PK12OutputDevice+0x168)[0x2ad954afe3a8]
/usr/lib/openoffice/program/libvcl680lx.so(_ZN6Window22GetNativeControlRegionEjjRK6RegionjRK16ImplControlValueN3rtl8OUStringERS0_S8_+0x112)[0x2ad954bb5212]
/usr/lib/openoffice/program/libvcl680lx.so(_ZN7ListBox6ResizeEv+0x19f)[0x2ad954bf68ef]
/usr/lib/openoffice/program/libvcl680lx.so[0x2ad954b9d519]
/usr/lib/openoffice/program/libvcl680lx.so(_ZN6Window4ShowEht+0xd6)[0x2ad954b9f886]
/usr/lib/openoffice/program/libsvx680lx.so[0x2aaab366c072]
/usr/lib/openoffice/program/libsvx680lx.so[0x2aaab367bed4]
/usr/lib/openoffice/program/libsfx680lx.so[0x2aaaadbb7751]
/usr/lib/openoffice/program/libsfx680lx.so[0x2aaaadbb78b8]
/usr/lib/openoffice/program/libsfx680lx.so(_ZN12SfxTabDialog7ExecuteEv+0x1f)[0x2aaaadbb7a8f]
/usr/lib/openoffice/program/libcui680lx.so[0x2aaab2a25e21]
/usr/lib/openoffice/program/libsfx680lx.so[0x2aaaad97b1d4]
/usr/lib/openoffice/program/libsfx680lx.so[0x2aaaadb07af7]
/usr/lib/openoffice/program/libsfx680lx.so[0x2aaaadb08221]
/usr/lib/openoffice/program/libsfx680lx.so[0x2aaaadb33b7a]
/usr/lib/openoffice/program/libvcl680lx.so[0x2ad954bb01c1]
/usr/lib/openoffice/program/libvclplug_gen680lx.so(_ZN10SalDisplay21DispatchInternalEventEv+0xb6)[0x2ad95fcae826]
/usr/lib/openoffice/program/libvclplug_gtk680lx.so[0x2ad95ede7969]
/usr/lib/libglib-2.0.so.0(g_main_context_dispatch+0x1c3)[0x2ad95d370fd3]
/usr/lib/libglib-2.0.so.0[0x2ad95d3742dd]
/usr/lib/libglib-2.0.so.0(g_main_context_iteration+0x6e)[0x2ad95d37480e]
/usr/lib/openoffice/program/libvclplug_gtk680lx.so[0x2ad95ede9389]
/usr/lib/openoffice/program/libvcl680lx.so(_ZN11Application5YieldEb+0x3e)[0x2ad9549cf84e]
/usr/lib/openoffice/program/libvcl680lx.so(_ZN11Application7ExecuteEv+0x27)[0x2ad9549cf927]
/usr/lib/openoffice/program/soffice.bin(_ZN7desktop7Desktop4MainEv+0x1303)[0x42a553]
/usr/lib/openoffice/program/libvcl680lx.so[0x2ad9549d5244]
/usr/lib/openoffice/program/libvcl680lx.so(_Z6SVMainv+0x25)[0x2ad9549d5335]
/usr/lib/openoffice/program/soffice.bin(main+0xa8)[0x41d5c8]
/lib/libc.so.6(__libc_start_main+0xf4)[0x2ad958d4bb44]
/usr/lib/openoffice/program/soffice.bin(_ZN6Window15SetPosSizePixelEllllt+0x369)[0x41d489]
======= Memory map: ========
00400000-00459000 r-xp 00000000 08:02 885337 /usr/lib/openoffice/program/soffice.bin
00659000-0065b000 rw-p 00059000 08:02 885337 /usr/lib/openoffice/program/soffice.bin
0065b000-00ecd000 rw-p 0065b000 00:00 0 [heap]
40000000-40001000 ---p 40000000 00:00 0
40001000-40801000 rw-p 40001000 00:00 0
40801000-40802000 ---p 40801000 00:00 0
40802000-41002000 rw-p 40802000 00:00 0
41002000-41003000 ---p 41002000 00:00 0
41003000-41803000 rw-p 41003000 00:00 0
41803000-41804000 ---p 41803000 00:00 0
41804000-42004000 rw-p 41804000 00:00 0
42004000-42005000 ---p 42004000 00:00 0
42005000-42805000 rw-p 42005000 00:00 0
2aaaaaac6000-2aaaaaade000 r-xp 00000000 08:02 885646 /usr/lib/openoffice/program/uriproc.uno.so
2aaaaaade000-2aaaaacde000 ---p 00018000 08:02 885646 /usr/lib/openoffice/program/uriproc.uno.so
2aaaaacde000-2aaaaace1000 rw-p 00018000 08:02 885646 /usr/lib/openoffice/program/uriproc.uno.so
2aaaaace1000-2aaaaace7000 r-xp 00000000 08:02 885321 /usr/lib/openoffice/program/libspl_unx680lx.so
2aaaaace7000-2aaaaaee6000 ---p 00006000 08:02 885321 /usr/lib/openoffice/program/libspl_unx680lx.so
2aaaaaee6000-2aaaaaee7000 rw-p 00005000 08:02 885321 /usr/lib/openoffice/program/libspl_unx680lx.so
2aaaaaee8000-2aaaaaf2a000 r-xp 00000000 08:02 885630 /usr/lib/openoffice/program/libucb1.so
2aaaaaf2a000-2aaaab129000 ---p 00042
Happens also in different occasions (Inserting image, opening text document, etc.)
Arch: AMD64
Thank you for reporting this bug and helping to make Ubuntu better.
However, this is a known problem already: I'm marking it as duplicate of bug 131526. There are test packages and a workaround available.
Feel free to report any other issues you may find.