1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
|
[fuzz-exec] calling a
[fuzz-exec] note result: a => -69
[fuzz-exec] calling b
[fuzz-exec] note result: b => -31768
[fuzz-exec] calling c
[fuzz-exec] note result: c => -69
[fuzz-exec] calling d
[fuzz-exec] note result: d => -31768
[fuzz-exec] calling e
[fuzz-exec] note result: e => -2146649112
(module
(type $none_=>_i64 (func (result i64)))
(type $none_=>_i32 (func (result i32)))
(export "a" (func $a))
(export "b" (func $b))
(export "c" (func $c))
(export "d" (func $d))
(export "e" (func $e))
(func $a (result i32)
(i32.extend8_s
(i32.const 187)
)
)
(func $b (result i32)
(i32.extend16_s
(i32.const 33768)
)
)
(func $c (result i64)
(i64.extend8_s
(i64.const 187)
)
)
(func $d (result i64)
(i64.extend16_s
(i64.const 33768)
)
)
(func $e (result i64)
(i64.extend32_s
(i64.const 2148318184)
)
)
)
[fuzz-exec] calling a
[fuzz-exec] note result: a => -69
[fuzz-exec] calling b
[fuzz-exec] note result: b => -31768
[fuzz-exec] calling c
[fuzz-exec] note result: c => -69
[fuzz-exec] calling d
[fuzz-exec] note result: d => -31768
[fuzz-exec] calling e
[fuzz-exec] note result: e => -2146649112
[fuzz-exec] comparing a
[fuzz-exec] comparing b
[fuzz-exec] comparing c
[fuzz-exec] comparing d
[fuzz-exec] comparing e
[fuzz-exec] calling unaligned_load
[trap unaligned atomic operation]
[fuzz-exec] calling unaligned_load_offset
[trap unaligned atomic operation]
[fuzz-exec] calling aligned_for_size
[fuzz-exec] note result: aligned_for_size => 0
[fuzz-exec] calling unaligned_notify
[trap unaligned atomic operation]
[fuzz-exec] calling wrap_cmpxchg
[LoggingExternalInterface logging 42]
[fuzz-exec] calling oob_notify
[trap final > memory: 18446744073709551512 > 65514]
(module
(type $none_=>_i32 (func (result i32)))
(type $i32_=>_none (func (param i32)))
(type $i32_i32_=>_none (func (param i32 i32)))
(type $none_=>_none (func))
(import "fuzzing-support" "log-i32" (func $fimport$0 (param i32)))
(memory $0 (shared 1 1))
(export "unaligned_load" (func $0))
(export "unaligned_load_offset" (func $1))
(export "aligned_for_size" (func $2))
(export "unaligned_notify" (func $3))
(export "wrap_cmpxchg" (func $4))
(export "oob_notify" (func $5))
(func $0 (result i32)
(i32.atomic.load
(i32.const 1)
)
)
(func $1 (result i32)
(i32.atomic.load offset=1
(i32.const 0)
)
)
(func $2 (result i32)
(i32.atomic.load16_u offset=2
(i32.const 0)
)
)
(func $3 (result i32)
(memory.atomic.notify
(i32.const 1)
(i32.const 1)
)
)
(func $4 (param $0 i32) (param $1 i32)
(drop
(i32.atomic.rmw8.cmpxchg_u
(i32.const 0)
(i32.const 256)
(i32.const 42)
)
)
(call $fimport$0
(i32.load
(i32.const 0)
)
)
)
(func $5
(drop
(memory.atomic.notify offset=22
(i32.const -104)
(i32.const -72)
)
)
)
)
[fuzz-exec] calling unaligned_load
[trap unaligned atomic operation]
[fuzz-exec] calling unaligned_load_offset
[trap unaligned atomic operation]
[fuzz-exec] calling aligned_for_size
[fuzz-exec] note result: aligned_for_size => 0
[fuzz-exec] calling unaligned_notify
[trap unaligned atomic operation]
[fuzz-exec] calling wrap_cmpxchg
[LoggingExternalInterface logging 42]
[fuzz-exec] calling oob_notify
[trap final > memory: 18446744073709551512 > 65514]
[fuzz-exec] comparing aligned_for_size
[fuzz-exec] comparing oob_notify
[fuzz-exec] comparing unaligned_load
[fuzz-exec] comparing unaligned_load_offset
[fuzz-exec] comparing unaligned_notify
[fuzz-exec] comparing wrap_cmpxchg
[fuzz-exec] calling unsigned_2_bytes
[fuzz-exec] note result: unsigned_2_bytes => 65535
(module
(type $none_=>_i32 (func (result i32)))
(memory $0 (shared 1 1))
(data (i32.const 0) "\ff\ff")
(export "unsigned_2_bytes" (func $0))
(func $0 (result i32)
(i32.atomic.rmw16.xor_u
(i32.const 0)
(i32.const 0)
)
)
)
[fuzz-exec] calling unsigned_2_bytes
[fuzz-exec] note result: unsigned_2_bytes => 65535
[fuzz-exec] comparing unsigned_2_bytes
[fuzz-exec] calling rmw-reads-modifies-and-writes
[LoggingExternalInterface logging 0]
(module
(type $i32_=>_none (func (param i32)))
(type $none_=>_none (func))
(import "fuzzing-support" "log-i32" (func $fimport$0 (param i32)))
(memory $0 (shared 1 1))
(export "rmw-reads-modifies-and-writes" (func $0))
(func $0
(drop
(i64.atomic.rmw16.and_u offset=4
(i32.const 0)
(i64.const 65535)
)
)
(call $fimport$0
(i32.load8_u
(i32.const 5)
)
)
)
)
[fuzz-exec] calling rmw-reads-modifies-and-writes
[LoggingExternalInterface logging 0]
[fuzz-exec] comparing rmw-reads-modifies-and-writes
[fuzz-exec] calling rmw-reads-modifies-and-writes-asymmetrical
[LoggingExternalInterface logging 214]
(module
(type $i32_=>_none (func (param i32)))
(type $none_=>_none (func))
(import "fuzzing-support" "log-i32" (func $fimport$0 (param i32)))
(memory $0 (shared 1 1))
(export "rmw-reads-modifies-and-writes-asymmetrical" (func $0))
(func $0
(drop
(i32.atomic.rmw8.sub_u
(i32.const 3)
(i32.const 42)
)
)
(call $fimport$0
(i32.load8_u
(i32.const 3)
)
)
)
)
[fuzz-exec] calling rmw-reads-modifies-and-writes-asymmetrical
[LoggingExternalInterface logging 214]
[fuzz-exec] comparing rmw-reads-modifies-and-writes-asymmetrical
[fuzz-exec] calling func
[fuzz-exec] note result: func => funcref
(module
(type $none_=>_funcref (func (result funcref)))
(elem declare func $func)
(export "func" (func $func))
(func $func (result funcref)
(ref.func $func)
)
)
[fuzz-exec] calling func
[fuzz-exec] note result: func => funcref
[fuzz-exec] comparing func
|
