1Invalid read of size 1
2   at 0x........: main (badrw.c:19)
3 Address 0x........ is 4 bytes before a block of size 10 alloc'd
4   at 0x........: malloc (vg_replace_malloc.c:...)
5   by 0x........: main (badrw.c:5)
6
7Invalid write of size 1
8   at 0x........: main (badrw.c:20)
9 Address 0x........ is 4 bytes before a block of size 10 alloc'd
10   at 0x........: malloc (vg_replace_malloc.c:...)
11   by 0x........: main (badrw.c:5)
12
13Invalid read of size 1
14   at 0x........: main (badrw.c:22)
15 Address 0x........ is 4 bytes before a block of size 10 alloc'd
16   at 0x........: malloc (vg_replace_malloc.c:...)
17   by 0x........: main (badrw.c:5)
18
19Invalid write of size 1
20   at 0x........: main (badrw.c:23)
21 Address 0x........ is 4 bytes before a block of size 10 alloc'd
22   at 0x........: malloc (vg_replace_malloc.c:...)
23   by 0x........: main (badrw.c:5)
24
25Invalid read of size 1
26   at 0x........: main (badrw.c:25)
27 Address 0x........ is 1 bytes before a block of size 10 alloc'd
28   at 0x........: malloc (vg_replace_malloc.c:...)
29   by 0x........: main (badrw.c:5)
30
31Invalid write of size 1
32   at 0x........: main (badrw.c:26)
33 Address 0x........ is 1 bytes before a block of size 10 alloc'd
34   at 0x........: malloc (vg_replace_malloc.c:...)
35   by 0x........: main (badrw.c:5)
36
37