[LAB6] 510558017

lab6/Answer.md

@@ -1,12 +1,57 @@
+
+Name: 楊杰峰
+ID: 510558017
+
+### Fuzz Monitor
+```
+    american fuzzy lop 2.57b (bmpcomp)
+
+┌─ process timing ─────────────────────────────────────┬─ overall results ─────┐
+│        run time : 0 days, 0 hrs, 2 min, 48 sec       │  cycles done : 0      │
+│   last new path : 0 days, 0 hrs, 1 min, 44 sec       │  total paths : 9      │
+│ last uniq crash : 0 days, 0 hrs, 2 min, 21 sec       │ uniq crashes : 1      │
+│  last uniq hang : 0 days, 0 hrs, 1 min, 4 sec        │   uniq hangs : 2      │
+├─ cycle progress ────────────────────┬─ map coverage ─┴───────────────────────┤
+│  now processing : 1 (11.11%)        │    map density : 0.04% / 0.04%         │
+│ paths timed out : 0 (0.00%)         │ count coverage : 1.69 bits/tuple       │
+├─ stage progress ────────────────────┼─ findings in depth ────────────────────┤
+│  now trying : arith 8/8             │ favored paths : 2 (22.22%)             │
+│ stage execs : 810/1750 (46.29%)     │  new edges on : 2 (22.22%)             │
+│ total execs : 1615                  │ total crashes : 50 (1 unique)          │
+│  exec speed : 30.33/sec (slow!)     │  total tmouts : 286 (4 unique)         │
+├─ fuzzing strategy yields ───────────┴───────────────┬─ path geometry ────────┤
+│   bit flips : 1/224, 1/223, 0/221                   │    levels : 4          │
+│  byte flips : 0/28, 0/27, 0/25                      │   pending : 9          │
+│ arithmetics : 0/0, 0/0, 0/0                         │  pend fav : 2          │
+│  known ints : 0/0, 0/0, 0/0                         │ own finds : 1          │
+│  dictionary : 0/0, 0/0, 0/0                         │  imported : n/a        │
+│       havoc : 0/0, 0/0                              │ stability : 100.00%    │
+│        trim : 12.50%/7, 0.00%                       ├────────────────────────┘
+│─────────────────────────────────────────────────────┘          [cpu000: 31%]
+
 Name: 
 ID: 
 
 ### Fuzz Monitor
 ```
 
+
 ```
 
 ### Run Crash Result
 ```
 
+jf@jf-VirtualBox:~/510558017/510558017/lab6/fuzz$ ../src/bmpcomp out/crashes/id\:000000\,sig\:06\,src\:000001\,op\:flip1\,pos\:20 
+size of Header 54
+AddressSanitizer:DEADLYSIGNAL
+=================================================================
+==7016==ERROR: AddressSanitizer: stack-overflow on address 0x7fff3943dbc8 (pc 0x560eae84105d bp 0x7fff39c3c020 sp 0x7fff3943cbd0 T0)
+    #0 0x560eae84105c in main /home/jf/510558017/510558017/lab6/src/hw0302.c:46
+    #1 0x7fa09622b082 in __libc_start_main ../csu/libc-start.c:308
+    #2 0x560eae841b8d in _start (/home/jf/510558017/510558017/lab6/src/bmpcomp+0x2b8d)
+
+SUMMARY: AddressSanitizer: stack-overflow /home/jf/510558017/510558017/lab6/src/hw0302.c:46 in main
+==7016==ABORTING
+
+
 ```