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1// SPDX-License-Identifier: GPL-2.0
2/* Converted from tools/testing/selftests/bpf/verifier/masking.c */
3
4#include <linux/bpf.h>
5#include <bpf/bpf_helpers.h>
6#include "bpf_misc.h"
7
8SEC("socket")
9__description("masking, test out of bounds 1")
10__success __success_unpriv __retval(0)
11__naked void test_out_of_bounds_1(void)
12{
13 asm volatile (" \
14 w1 = 5; \
15 w2 = %[__imm_0]; \
16 r2 -= r1; \
17 r2 |= r1; \
18 r2 = -r2; \
19 r2 s>>= 63; \
20 r1 &= r2; \
21 r0 = r1; \
22 exit; \
23" :
24 : __imm_const(__imm_0, 5 - 1)
25 : __clobber_all);
26}
27
28SEC("socket")
29__description("masking, test out of bounds 2")
30__success __success_unpriv __retval(0)
31__naked void test_out_of_bounds_2(void)
32{
33 asm volatile (" \
34 w1 = 1; \
35 w2 = %[__imm_0]; \
36 r2 -= r1; \
37 r2 |= r1; \
38 r2 = -r2; \
39 r2 s>>= 63; \
40 r1 &= r2; \
41 r0 = r1; \
42 exit; \
43" :
44 : __imm_const(__imm_0, 1 - 1)
45 : __clobber_all);
46}
47
48SEC("socket")
49__description("masking, test out of bounds 3")
50__success __success_unpriv __retval(0)
51__naked void test_out_of_bounds_3(void)
52{
53 asm volatile (" \
54 w1 = 0xffffffff; \
55 w2 = %[__imm_0]; \
56 r2 -= r1; \
57 r2 |= r1; \
58 r2 = -r2; \
59 r2 s>>= 63; \
60 r1 &= r2; \
61 r0 = r1; \
62 exit; \
63" :
64 : __imm_const(__imm_0, 0xffffffff - 1)
65 : __clobber_all);
66}
67
68SEC("socket")
69__description("masking, test out of bounds 4")
70__success __success_unpriv __retval(0)
71__naked void test_out_of_bounds_4(void)
72{
73 asm volatile (" \
74 w1 = 0xffffffff; \
75 w2 = %[__imm_0]; \
76 r2 -= r1; \
77 r2 |= r1; \
78 r2 = -r2; \
79 r2 s>>= 63; \
80 r1 &= r2; \
81 r0 = r1; \
82 exit; \
83" :
84 : __imm_const(__imm_0, 1 - 1)
85 : __clobber_all);
86}
87
88SEC("socket")
89__description("masking, test out of bounds 5")
90__success __success_unpriv __retval(0)
91__naked void test_out_of_bounds_5(void)
92{
93 asm volatile (" \
94 w1 = -1; \
95 w2 = %[__imm_0]; \
96 r2 -= r1; \
97 r2 |= r1; \
98 r2 = -r2; \
99 r2 s>>= 63; \
100 r1 &= r2; \
101 r0 = r1; \
102 exit; \
103" :
104 : __imm_const(__imm_0, 1 - 1)
105 : __clobber_all);
106}
107
108SEC("socket")
109__description("masking, test out of bounds 6")
110__success __success_unpriv __retval(0)
111__naked void test_out_of_bounds_6(void)
112{
113 asm volatile (" \
114 w1 = -1; \
115 w2 = %[__imm_0]; \
116 r2 -= r1; \
117 r2 |= r1; \
118 r2 = -r2; \
119 r2 s>>= 63; \
120 r1 &= r2; \
121 r0 = r1; \
122 exit; \
123" :
124 : __imm_const(__imm_0, 0xffffffff - 1)
125 : __clobber_all);
126}
127
128SEC("socket")
129__description("masking, test out of bounds 7")
130__success __success_unpriv __retval(0)
131__naked void test_out_of_bounds_7(void)
132{
133 asm volatile (" \
134 r1 = 5; \
135 w2 = %[__imm_0]; \
136 r2 -= r1; \
137 r2 |= r1; \
138 r2 = -r2; \
139 r2 s>>= 63; \
140 r1 &= r2; \
141 r0 = r1; \
142 exit; \
143" :
144 : __imm_const(__imm_0, 5 - 1)
145 : __clobber_all);
146}
147
148SEC("socket")
149__description("masking, test out of bounds 8")
150__success __success_unpriv __retval(0)
151__naked void test_out_of_bounds_8(void)
152{
153 asm volatile (" \
154 r1 = 1; \
155 w2 = %[__imm_0]; \
156 r2 -= r1; \
157 r2 |= r1; \
158 r2 = -r2; \
159 r2 s>>= 63; \
160 r1 &= r2; \
161 r0 = r1; \
162 exit; \
163" :
164 : __imm_const(__imm_0, 1 - 1)
165 : __clobber_all);
166}
167
168SEC("socket")
169__description("masking, test out of bounds 9")
170__success __success_unpriv __retval(0)
171__naked void test_out_of_bounds_9(void)
172{
173 asm volatile (" \
174 r1 = 0xffffffff; \
175 w2 = %[__imm_0]; \
176 r2 -= r1; \
177 r2 |= r1; \
178 r2 = -r2; \
179 r2 s>>= 63; \
180 r1 &= r2; \
181 r0 = r1; \
182 exit; \
183" :
184 : __imm_const(__imm_0, 0xffffffff - 1)
185 : __clobber_all);
186}
187
188SEC("socket")
189__description("masking, test out of bounds 10")
190__success __success_unpriv __retval(0)
191__naked void test_out_of_bounds_10(void)
192{
193 asm volatile (" \
194 r1 = 0xffffffff; \
195 w2 = %[__imm_0]; \
196 r2 -= r1; \
197 r2 |= r1; \
198 r2 = -r2; \
199 r2 s>>= 63; \
200 r1 &= r2; \
201 r0 = r1; \
202 exit; \
203" :
204 : __imm_const(__imm_0, 1 - 1)
205 : __clobber_all);
206}
207
208SEC("socket")
209__description("masking, test out of bounds 11")
210__success __success_unpriv __retval(0)
211__naked void test_out_of_bounds_11(void)
212{
213 asm volatile (" \
214 r1 = -1; \
215 w2 = %[__imm_0]; \
216 r2 -= r1; \
217 r2 |= r1; \
218 r2 = -r2; \
219 r2 s>>= 63; \
220 r1 &= r2; \
221 r0 = r1; \
222 exit; \
223" :
224 : __imm_const(__imm_0, 1 - 1)
225 : __clobber_all);
226}
227
228SEC("socket")
229__description("masking, test out of bounds 12")
230__success __success_unpriv __retval(0)
231__naked void test_out_of_bounds_12(void)
232{
233 asm volatile (" \
234 r1 = -1; \
235 w2 = %[__imm_0]; \
236 r2 -= r1; \
237 r2 |= r1; \
238 r2 = -r2; \
239 r2 s>>= 63; \
240 r1 &= r2; \
241 r0 = r1; \
242 exit; \
243" :
244 : __imm_const(__imm_0, 0xffffffff - 1)
245 : __clobber_all);
246}
247
248SEC("socket")
249__description("masking, test in bounds 1")
250__success __success_unpriv __retval(4)
251__naked void masking_test_in_bounds_1(void)
252{
253 asm volatile (" \
254 w1 = 4; \
255 w2 = %[__imm_0]; \
256 r2 -= r1; \
257 r2 |= r1; \
258 r2 = -r2; \
259 r2 s>>= 63; \
260 r1 &= r2; \
261 r0 = r1; \
262 exit; \
263" :
264 : __imm_const(__imm_0, 5 - 1)
265 : __clobber_all);
266}
267
268SEC("socket")
269__description("masking, test in bounds 2")
270__success __success_unpriv __retval(0)
271__naked void masking_test_in_bounds_2(void)
272{
273 asm volatile (" \
274 w1 = 0; \
275 w2 = %[__imm_0]; \
276 r2 -= r1; \
277 r2 |= r1; \
278 r2 = -r2; \
279 r2 s>>= 63; \
280 r1 &= r2; \
281 r0 = r1; \
282 exit; \
283" :
284 : __imm_const(__imm_0, 0xffffffff - 1)
285 : __clobber_all);
286}
287
288SEC("socket")
289__description("masking, test in bounds 3")
290__success __success_unpriv __retval(0xfffffffe)
291__naked void masking_test_in_bounds_3(void)
292{
293 asm volatile (" \
294 w1 = 0xfffffffe; \
295 w2 = %[__imm_0]; \
296 r2 -= r1; \
297 r2 |= r1; \
298 r2 = -r2; \
299 r2 s>>= 63; \
300 r1 &= r2; \
301 r0 = r1; \
302 exit; \
303" :
304 : __imm_const(__imm_0, 0xffffffff - 1)
305 : __clobber_all);
306}
307
308SEC("socket")
309__description("masking, test in bounds 4")
310__success __success_unpriv __retval(0xabcde)
311__naked void masking_test_in_bounds_4(void)
312{
313 asm volatile (" \
314 w1 = 0xabcde; \
315 w2 = %[__imm_0]; \
316 r2 -= r1; \
317 r2 |= r1; \
318 r2 = -r2; \
319 r2 s>>= 63; \
320 r1 &= r2; \
321 r0 = r1; \
322 exit; \
323" :
324 : __imm_const(__imm_0, 0xabcdef - 1)
325 : __clobber_all);
326}
327
328SEC("socket")
329__description("masking, test in bounds 5")
330__success __success_unpriv __retval(0)
331__naked void masking_test_in_bounds_5(void)
332{
333 asm volatile (" \
334 w1 = 0; \
335 w2 = %[__imm_0]; \
336 r2 -= r1; \
337 r2 |= r1; \
338 r2 = -r2; \
339 r2 s>>= 63; \
340 r1 &= r2; \
341 r0 = r1; \
342 exit; \
343" :
344 : __imm_const(__imm_0, 1 - 1)
345 : __clobber_all);
346}
347
348SEC("socket")
349__description("masking, test in bounds 6")
350__success __success_unpriv __retval(46)
351__naked void masking_test_in_bounds_6(void)
352{
353 asm volatile (" \
354 w1 = 46; \
355 w2 = %[__imm_0]; \
356 r2 -= r1; \
357 r2 |= r1; \
358 r2 = -r2; \
359 r2 s>>= 63; \
360 r1 &= r2; \
361 r0 = r1; \
362 exit; \
363" :
364 : __imm_const(__imm_0, 47 - 1)
365 : __clobber_all);
366}
367
368SEC("socket")
369__description("masking, test in bounds 7")
370__success __success_unpriv __retval(46)
371__naked void masking_test_in_bounds_7(void)
372{
373 asm volatile (" \
374 r3 = -46; \
375 r3 *= -1; \
376 w2 = %[__imm_0]; \
377 r2 -= r3; \
378 r2 |= r3; \
379 r2 = -r2; \
380 r2 s>>= 63; \
381 r3 &= r2; \
382 r0 = r3; \
383 exit; \
384" :
385 : __imm_const(__imm_0, 47 - 1)
386 : __clobber_all);
387}
388
389SEC("socket")
390__description("masking, test in bounds 8")
391__success __success_unpriv __retval(0)
392__naked void masking_test_in_bounds_8(void)
393{
394 asm volatile (" \
395 r3 = -47; \
396 r3 *= -1; \
397 w2 = %[__imm_0]; \
398 r2 -= r3; \
399 r2 |= r3; \
400 r2 = -r2; \
401 r2 s>>= 63; \
402 r3 &= r2; \
403 r0 = r3; \
404 exit; \
405" :
406 : __imm_const(__imm_0, 47 - 1)
407 : __clobber_all);
408}
409
410char _license[] SEC("license") = "GPL";
1// SPDX-License-Identifier: GPL-2.0
2/* Converted from tools/testing/selftests/bpf/verifier/masking.c */
3
4#include <linux/bpf.h>
5#include <bpf/bpf_helpers.h>
6#include "bpf_misc.h"
7
8SEC("socket")
9__description("masking, test out of bounds 1")
10__success __success_unpriv __retval(0)
11__naked void test_out_of_bounds_1(void)
12{
13 asm volatile (" \
14 w1 = 5; \
15 w2 = %[__imm_0]; \
16 r2 -= r1; \
17 r2 |= r1; \
18 r2 = -r2; \
19 r2 s>>= 63; \
20 r1 &= r2; \
21 r0 = r1; \
22 exit; \
23" :
24 : __imm_const(__imm_0, 5 - 1)
25 : __clobber_all);
26}
27
28SEC("socket")
29__description("masking, test out of bounds 2")
30__success __success_unpriv __retval(0)
31__naked void test_out_of_bounds_2(void)
32{
33 asm volatile (" \
34 w1 = 1; \
35 w2 = %[__imm_0]; \
36 r2 -= r1; \
37 r2 |= r1; \
38 r2 = -r2; \
39 r2 s>>= 63; \
40 r1 &= r2; \
41 r0 = r1; \
42 exit; \
43" :
44 : __imm_const(__imm_0, 1 - 1)
45 : __clobber_all);
46}
47
48SEC("socket")
49__description("masking, test out of bounds 3")
50__success __success_unpriv __retval(0)
51__naked void test_out_of_bounds_3(void)
52{
53 asm volatile (" \
54 w1 = 0xffffffff; \
55 w2 = %[__imm_0]; \
56 r2 -= r1; \
57 r2 |= r1; \
58 r2 = -r2; \
59 r2 s>>= 63; \
60 r1 &= r2; \
61 r0 = r1; \
62 exit; \
63" :
64 : __imm_const(__imm_0, 0xffffffff - 1)
65 : __clobber_all);
66}
67
68SEC("socket")
69__description("masking, test out of bounds 4")
70__success __success_unpriv __retval(0)
71__naked void test_out_of_bounds_4(void)
72{
73 asm volatile (" \
74 w1 = 0xffffffff; \
75 w2 = %[__imm_0]; \
76 r2 -= r1; \
77 r2 |= r1; \
78 r2 = -r2; \
79 r2 s>>= 63; \
80 r1 &= r2; \
81 r0 = r1; \
82 exit; \
83" :
84 : __imm_const(__imm_0, 1 - 1)
85 : __clobber_all);
86}
87
88SEC("socket")
89__description("masking, test out of bounds 5")
90__success __success_unpriv __retval(0)
91__naked void test_out_of_bounds_5(void)
92{
93 asm volatile (" \
94 w1 = -1; \
95 w2 = %[__imm_0]; \
96 r2 -= r1; \
97 r2 |= r1; \
98 r2 = -r2; \
99 r2 s>>= 63; \
100 r1 &= r2; \
101 r0 = r1; \
102 exit; \
103" :
104 : __imm_const(__imm_0, 1 - 1)
105 : __clobber_all);
106}
107
108SEC("socket")
109__description("masking, test out of bounds 6")
110__success __success_unpriv __retval(0)
111__naked void test_out_of_bounds_6(void)
112{
113 asm volatile (" \
114 w1 = -1; \
115 w2 = %[__imm_0]; \
116 r2 -= r1; \
117 r2 |= r1; \
118 r2 = -r2; \
119 r2 s>>= 63; \
120 r1 &= r2; \
121 r0 = r1; \
122 exit; \
123" :
124 : __imm_const(__imm_0, 0xffffffff - 1)
125 : __clobber_all);
126}
127
128SEC("socket")
129__description("masking, test out of bounds 7")
130__success __success_unpriv __retval(0)
131__naked void test_out_of_bounds_7(void)
132{
133 asm volatile (" \
134 r1 = 5; \
135 w2 = %[__imm_0]; \
136 r2 -= r1; \
137 r2 |= r1; \
138 r2 = -r2; \
139 r2 s>>= 63; \
140 r1 &= r2; \
141 r0 = r1; \
142 exit; \
143" :
144 : __imm_const(__imm_0, 5 - 1)
145 : __clobber_all);
146}
147
148SEC("socket")
149__description("masking, test out of bounds 8")
150__success __success_unpriv __retval(0)
151__naked void test_out_of_bounds_8(void)
152{
153 asm volatile (" \
154 r1 = 1; \
155 w2 = %[__imm_0]; \
156 r2 -= r1; \
157 r2 |= r1; \
158 r2 = -r2; \
159 r2 s>>= 63; \
160 r1 &= r2; \
161 r0 = r1; \
162 exit; \
163" :
164 : __imm_const(__imm_0, 1 - 1)
165 : __clobber_all);
166}
167
168SEC("socket")
169__description("masking, test out of bounds 9")
170__success __success_unpriv __retval(0)
171__naked void test_out_of_bounds_9(void)
172{
173 asm volatile (" \
174 r1 = 0xffffffff; \
175 w2 = %[__imm_0]; \
176 r2 -= r1; \
177 r2 |= r1; \
178 r2 = -r2; \
179 r2 s>>= 63; \
180 r1 &= r2; \
181 r0 = r1; \
182 exit; \
183" :
184 : __imm_const(__imm_0, 0xffffffff - 1)
185 : __clobber_all);
186}
187
188SEC("socket")
189__description("masking, test out of bounds 10")
190__success __success_unpriv __retval(0)
191__naked void test_out_of_bounds_10(void)
192{
193 asm volatile (" \
194 r1 = 0xffffffff; \
195 w2 = %[__imm_0]; \
196 r2 -= r1; \
197 r2 |= r1; \
198 r2 = -r2; \
199 r2 s>>= 63; \
200 r1 &= r2; \
201 r0 = r1; \
202 exit; \
203" :
204 : __imm_const(__imm_0, 1 - 1)
205 : __clobber_all);
206}
207
208SEC("socket")
209__description("masking, test out of bounds 11")
210__success __success_unpriv __retval(0)
211__naked void test_out_of_bounds_11(void)
212{
213 asm volatile (" \
214 r1 = -1; \
215 w2 = %[__imm_0]; \
216 r2 -= r1; \
217 r2 |= r1; \
218 r2 = -r2; \
219 r2 s>>= 63; \
220 r1 &= r2; \
221 r0 = r1; \
222 exit; \
223" :
224 : __imm_const(__imm_0, 1 - 1)
225 : __clobber_all);
226}
227
228SEC("socket")
229__description("masking, test out of bounds 12")
230__success __success_unpriv __retval(0)
231__naked void test_out_of_bounds_12(void)
232{
233 asm volatile (" \
234 r1 = -1; \
235 w2 = %[__imm_0]; \
236 r2 -= r1; \
237 r2 |= r1; \
238 r2 = -r2; \
239 r2 s>>= 63; \
240 r1 &= r2; \
241 r0 = r1; \
242 exit; \
243" :
244 : __imm_const(__imm_0, 0xffffffff - 1)
245 : __clobber_all);
246}
247
248SEC("socket")
249__description("masking, test in bounds 1")
250__success __success_unpriv __retval(4)
251__naked void masking_test_in_bounds_1(void)
252{
253 asm volatile (" \
254 w1 = 4; \
255 w2 = %[__imm_0]; \
256 r2 -= r1; \
257 r2 |= r1; \
258 r2 = -r2; \
259 r2 s>>= 63; \
260 r1 &= r2; \
261 r0 = r1; \
262 exit; \
263" :
264 : __imm_const(__imm_0, 5 - 1)
265 : __clobber_all);
266}
267
268SEC("socket")
269__description("masking, test in bounds 2")
270__success __success_unpriv __retval(0)
271__naked void masking_test_in_bounds_2(void)
272{
273 asm volatile (" \
274 w1 = 0; \
275 w2 = %[__imm_0]; \
276 r2 -= r1; \
277 r2 |= r1; \
278 r2 = -r2; \
279 r2 s>>= 63; \
280 r1 &= r2; \
281 r0 = r1; \
282 exit; \
283" :
284 : __imm_const(__imm_0, 0xffffffff - 1)
285 : __clobber_all);
286}
287
288SEC("socket")
289__description("masking, test in bounds 3")
290__success __success_unpriv __retval(0xfffffffe)
291__naked void masking_test_in_bounds_3(void)
292{
293 asm volatile (" \
294 w1 = 0xfffffffe; \
295 w2 = %[__imm_0]; \
296 r2 -= r1; \
297 r2 |= r1; \
298 r2 = -r2; \
299 r2 s>>= 63; \
300 r1 &= r2; \
301 r0 = r1; \
302 exit; \
303" :
304 : __imm_const(__imm_0, 0xffffffff - 1)
305 : __clobber_all);
306}
307
308SEC("socket")
309__description("masking, test in bounds 4")
310__success __success_unpriv __retval(0xabcde)
311__naked void masking_test_in_bounds_4(void)
312{
313 asm volatile (" \
314 w1 = 0xabcde; \
315 w2 = %[__imm_0]; \
316 r2 -= r1; \
317 r2 |= r1; \
318 r2 = -r2; \
319 r2 s>>= 63; \
320 r1 &= r2; \
321 r0 = r1; \
322 exit; \
323" :
324 : __imm_const(__imm_0, 0xabcdef - 1)
325 : __clobber_all);
326}
327
328SEC("socket")
329__description("masking, test in bounds 5")
330__success __success_unpriv __retval(0)
331__naked void masking_test_in_bounds_5(void)
332{
333 asm volatile (" \
334 w1 = 0; \
335 w2 = %[__imm_0]; \
336 r2 -= r1; \
337 r2 |= r1; \
338 r2 = -r2; \
339 r2 s>>= 63; \
340 r1 &= r2; \
341 r0 = r1; \
342 exit; \
343" :
344 : __imm_const(__imm_0, 1 - 1)
345 : __clobber_all);
346}
347
348SEC("socket")
349__description("masking, test in bounds 6")
350__success __success_unpriv __retval(46)
351__naked void masking_test_in_bounds_6(void)
352{
353 asm volatile (" \
354 w1 = 46; \
355 w2 = %[__imm_0]; \
356 r2 -= r1; \
357 r2 |= r1; \
358 r2 = -r2; \
359 r2 s>>= 63; \
360 r1 &= r2; \
361 r0 = r1; \
362 exit; \
363" :
364 : __imm_const(__imm_0, 47 - 1)
365 : __clobber_all);
366}
367
368SEC("socket")
369__description("masking, test in bounds 7")
370__success __success_unpriv __retval(46)
371__naked void masking_test_in_bounds_7(void)
372{
373 asm volatile (" \
374 r3 = -46; \
375 r3 *= -1; \
376 w2 = %[__imm_0]; \
377 r2 -= r3; \
378 r2 |= r3; \
379 r2 = -r2; \
380 r2 s>>= 63; \
381 r3 &= r2; \
382 r0 = r3; \
383 exit; \
384" :
385 : __imm_const(__imm_0, 47 - 1)
386 : __clobber_all);
387}
388
389SEC("socket")
390__description("masking, test in bounds 8")
391__success __success_unpriv __retval(0)
392__naked void masking_test_in_bounds_8(void)
393{
394 asm volatile (" \
395 r3 = -47; \
396 r3 *= -1; \
397 w2 = %[__imm_0]; \
398 r2 -= r3; \
399 r2 |= r3; \
400 r2 = -r2; \
401 r2 s>>= 63; \
402 r3 &= r2; \
403 r0 = r3; \
404 exit; \
405" :
406 : __imm_const(__imm_0, 47 - 1)
407 : __clobber_all);
408}
409
410char _license[] SEC("license") = "GPL";