(gdb) b gmem.c:141
No source file named gmem.c.
Make breakpoint pending on future shared library load? (y or [n]) y

Breakpoint 1 (gmem.c:141) pending.
(gdb) run
Starting program: /usr/bin/rhythmbox
[Thread debugging using libthread_db enabled]
[New Thread 805518016 (LWP 10726)]
Breakpoint 2 at 0xe7bf170: file gmem.c, line 141.
Pending breakpoint "gmem.c:141" resolved
[Switching to Thread 805518016 (LWP 10726)]

Breakpoint 2, IA__g_malloc (n_bytes=8) at gmem.c:141
141     gmem.c: No such file or directory.
        in gmem.c
(gdb) thread apply all bt

Thread 1 (Thread 805518016 (LWP 10726)):
#0  IA__g_malloc (n_bytes=8) at gmem.c:141
#1  0x0e7bf170 in IA__g_malloc (n_bytes=8) at gmem.c:137
#2  0x0e7bf170 in IA__g_malloc (n_bytes=8) at gmem.c:137
#3  0x0e7bf170 in IA__g_malloc (n_bytes=8) at gmem.c:137
#4  0x0e7bf170 in IA__g_malloc (n_bytes=8) at gmem.c:137
#5  0x0e7bf170 in IA__g_malloc (n_bytes=8) at gmem.c:137
Previous frame inner to this frame (corrupt stack?)