StacktraceTop:malloc_consolidate () from /lib/libc.so.6 _int_malloc () from /lib/libc.so.6 malloc () from /lib/libc.so.6 png_create_struct_2 (type=<value optimized out>, malloc_fn=0x1abbc80, png_create_read_struct_2 (user_png_ver=0x2aaaaafae42e "1.2.15beta5",
StacktraceTop: malloc_ consolidate () from /lib/libc.so.6 fn=0x1abbc80, read_struct_ 2 (user_png_ ver=0x2aaaaafae 42e "1.2.15beta5",
_int_malloc () from /lib/libc.so.6
malloc () from /lib/libc.so.6
png_create_struct_2 (type=<value optimized out>, malloc_
png_create_