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Each bullet point links to an example (in C++) of what it looks like when ASan detects an error. They all start similar (ERROR: AddressSanitizer...) except for Memory leaks (ERROR: LeakSanitizer...). Two examples are provided below.
| Code Block | ||||||
|---|---|---|---|---|---|---|
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==162==ERROR: AddressSanitizer: heap-use-after-free on address 0x607000000025 at pc 0x0000004c317b bp 0x7ffccaf1d220 sp 0x7ffccaf1d218
READ of size 1 at 0x607000000025 thread T0
#0 0x4c317a in main (/mnt/c/Users/Pascal/netdef/a.out+0x4c317a)
#1 0x7f60f59e00b2 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x270b2)
#2 0x41b2dd in _start (/mnt/c/Users/Pascal/netdef/a.out+0x41b2dd)
0x607000000025 is located 5 bytes inside of 80-byte region [0x607000000020,0x607000000070)
freed by thread T0 here:
#0 0x49379d in free (/mnt/c/Users/Pascal/netdef/a.out+0x49379d)
#1 0x4c3135 in main (/mnt/c/Users/Pascal/netdef/a.out+0x4c3135)
#2 0x7f60f59e00b2 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x270b2)
previously allocated by thread T0 here:
#0 0x493a1d in malloc (/mnt/c/Users/Pascal/netdef/a.out+0x493a1d)
#1 0x4c3128 in main (/mnt/c/Users/Pascal/netdef/a.out+0x4c3128)
#2 0x7f60f59e00b2 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x270b2)
SUMMARY: AddressSanitizer: heap-use-after-free (/mnt/c/Users/Pascal/netdef/a.out+0x4c317a) in main |
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