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Commit 9bc499be authored by Ilya Leoshkevich's avatar Ilya Leoshkevich Committed by Daniel Borkmann
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bpf, selftests: Use bpf_probe_read_kernel 

Since commit 0ebeea8c ("bpf: Restrict bpf_probe_read{, str}() only to
archs where they work") 44 verifier tests fail on s390 due to not having
bpf_probe_read anymore. Fix by using bpf_probe_read_kernel.
Signed-off-by: default avatarIlya Leoshkevich <iii@linux.ibm.com>
Signed-off-by: default avatarDaniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20200602174448.2501214-1-iii@linux.ibm.com
parent 33d21f18
Hide whitespace changes
Inline Side-by-side
Showing with 48 additions and 48 deletions
tools/testing/selftests/bpf/verifier/const_or.c
View file @ 9bc499be
......@@ -6,7 +6,7 @@
BPF_MOV64_IMM(BPF_REG_2, 34),
BPF_ALU64_IMM(BPF_OR, BPF_REG_2, 13),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.result = ACCEPT,
......@@ -20,7 +20,7 @@
BPF_MOV64_IMM(BPF_REG_2, 34),
BPF_ALU64_IMM(BPF_OR, BPF_REG_2, 24),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.errstr = "invalid stack type R1 off=-48 access_size=58",
......@@ -36,7 +36,7 @@
BPF_MOV64_IMM(BPF_REG_4, 13),
BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_4),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.result = ACCEPT,
......@@ -51,7 +51,7 @@
BPF_MOV64_IMM(BPF_REG_4, 24),
BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_4),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.errstr = "invalid stack type R1 off=-48 access_size=58",
......
tools/testing/selftests/bpf/verifier/helper_access_var_len.c
View file @ 9bc499be
......@@ -19,7 +19,7 @@
BPF_MOV64_IMM(BPF_REG_4, 0),
BPF_JMP_REG(BPF_JGE, BPF_REG_4, BPF_REG_2, 2),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_MOV64_IMM(BPF_REG_0, 0),
BPF_EXIT_INSN(),
},
......@@ -36,7 +36,7 @@
BPF_LDX_MEM(BPF_DW, BPF_REG_2, BPF_REG_1, -128),
BPF_ALU64_IMM(BPF_AND, BPF_REG_2, 64),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.errstr = "invalid indirect read from stack off -64+0 size 64",
......@@ -55,7 +55,7 @@
BPF_MOV64_IMM(BPF_REG_4, 0),
BPF_JMP_REG(BPF_JGE, BPF_REG_4, BPF_REG_2, 2),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_MOV64_IMM(BPF_REG_0, 0),
BPF_EXIT_INSN(),
},
......@@ -84,7 +84,7 @@
BPF_MOV64_IMM(BPF_REG_4, 0),
BPF_JMP_REG(BPF_JGE, BPF_REG_4, BPF_REG_2, 2),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_MOV64_IMM(BPF_REG_0, 0),
BPF_EXIT_INSN(),
},
......@@ -112,7 +112,7 @@
BPF_MOV64_IMM(BPF_REG_4, 0),
BPF_JMP_REG(BPF_JSGE, BPF_REG_4, BPF_REG_2, 2),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_MOV64_IMM(BPF_REG_0, 0),
BPF_EXIT_INSN(),
},
......@@ -132,7 +132,7 @@
BPF_JMP_REG(BPF_JGE, BPF_REG_4, BPF_REG_2, 3),
BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, 1),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_MOV64_IMM(BPF_REG_0, 0),
BPF_EXIT_INSN(),
},
......@@ -152,7 +152,7 @@
BPF_MOV64_IMM(BPF_REG_4, 0),
BPF_JMP_REG(BPF_JGE, BPF_REG_4, BPF_REG_2, 2),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_MOV64_IMM(BPF_REG_0, 0),
BPF_EXIT_INSN(),
},
......@@ -171,7 +171,7 @@
BPF_MOV64_IMM(BPF_REG_4, 0),
BPF_JMP_REG(BPF_JGE, BPF_REG_4, BPF_REG_2, 2),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_MOV64_IMM(BPF_REG_0, 0),
BPF_EXIT_INSN(),
},
......@@ -190,7 +190,7 @@
BPF_LDX_MEM(BPF_DW, BPF_REG_2, BPF_REG_1, -128),
BPF_JMP_IMM(BPF_JGT, BPF_REG_2, 64, 3),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_MOV64_IMM(BPF_REG_0, 0),
BPF_EXIT_INSN(),
},
......@@ -208,7 +208,7 @@
BPF_LDX_MEM(BPF_DW, BPF_REG_2, BPF_REG_1, -128),
BPF_JMP_IMM(BPF_JSGT, BPF_REG_2, 64, 3),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_MOV64_IMM(BPF_REG_0, 0),
BPF_EXIT_INSN(),
},
......@@ -233,7 +233,7 @@
BPF_MOV64_IMM(BPF_REG_4, 0),
BPF_JMP_REG(BPF_JSGE, BPF_REG_4, BPF_REG_2, 2),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_MOV64_IMM(BPF_REG_0, 0),
BPF_EXIT_INSN(),
},
......@@ -259,7 +259,7 @@
BPF_MOV64_IMM(BPF_REG_4, 0),
BPF_JMP_REG(BPF_JSGE, BPF_REG_4, BPF_REG_2, 2),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_MOV64_IMM(BPF_REG_0, 0),
BPF_EXIT_INSN(),
},
......@@ -286,7 +286,7 @@
BPF_MOV64_IMM(BPF_REG_4, 0),
BPF_JMP_REG(BPF_JSGE, BPF_REG_4, BPF_REG_2, 2),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_MOV64_IMM(BPF_REG_0, 0),
BPF_EXIT_INSN(),
},
......@@ -313,7 +313,7 @@
BPF_MOV64_IMM(BPF_REG_4, 0),
BPF_JMP_REG(BPF_JSGE, BPF_REG_4, BPF_REG_2, 2),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_MOV64_IMM(BPF_REG_0, 0),
BPF_EXIT_INSN(),
},
......@@ -468,7 +468,7 @@
BPF_MOV64_IMM(BPF_REG_1, 0),
BPF_MOV64_IMM(BPF_REG_2, 0),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.errstr = "R1 type=inv expected=fp",
......@@ -481,7 +481,7 @@
BPF_MOV64_IMM(BPF_REG_1, 0),
BPF_MOV64_IMM(BPF_REG_2, 1),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.errstr = "R1 type=inv expected=fp",
......@@ -495,7 +495,7 @@
BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
BPF_MOV64_IMM(BPF_REG_2, 0),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.result = ACCEPT,
......@@ -513,7 +513,7 @@
BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
BPF_MOV64_IMM(BPF_REG_2, 0),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_8b = { 3 },
......@@ -534,7 +534,7 @@
BPF_MOV64_REG(BPF_REG_1, BPF_REG_10),
BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_8b = { 3 },
......@@ -554,7 +554,7 @@
BPF_LDX_MEM(BPF_DW, BPF_REG_2, BPF_REG_0, 0),
BPF_JMP_IMM(BPF_JGT, BPF_REG_2, 8, 2),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_8b = { 3 },
......@@ -580,7 +580,7 @@
BPF_ALU64_IMM(BPF_AND, BPF_REG_2, 63),
BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, 1),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_LDX_MEM(BPF_DW, BPF_REG_1, BPF_REG_10, -16),
BPF_EXIT_INSN(),
},
......@@ -607,7 +607,7 @@
BPF_ALU64_IMM(BPF_AND, BPF_REG_2, 32),
BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, 32),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_LDX_MEM(BPF_DW, BPF_REG_1, BPF_REG_10, -16),
BPF_EXIT_INSN(),
},
......
tools/testing/selftests/bpf/verifier/helper_value_access.c
View file @ 9bc499be
......@@ -10,7 +10,7 @@
BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
BPF_MOV64_IMM(BPF_REG_2, sizeof(struct test_val)),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -29,7 +29,7 @@
BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
BPF_MOV64_IMM(BPF_REG_2, 8),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -67,7 +67,7 @@
BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
BPF_MOV64_IMM(BPF_REG_2, sizeof(struct test_val) + 8),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -87,7 +87,7 @@
BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
BPF_MOV64_IMM(BPF_REG_2, -8),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -109,7 +109,7 @@
BPF_MOV64_IMM(BPF_REG_2,
sizeof(struct test_val) - offsetof(struct test_val, foo)),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -129,7 +129,7 @@
BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, offsetof(struct test_val, foo)),
BPF_MOV64_IMM(BPF_REG_2, 8),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -170,7 +170,7 @@
BPF_MOV64_IMM(BPF_REG_2,
sizeof(struct test_val) - offsetof(struct test_val, foo) + 8),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -191,7 +191,7 @@
BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, offsetof(struct test_val, foo)),
BPF_MOV64_IMM(BPF_REG_2, -8),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -212,7 +212,7 @@
BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, offsetof(struct test_val, foo)),
BPF_MOV64_IMM(BPF_REG_2, -1),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -235,7 +235,7 @@
BPF_MOV64_IMM(BPF_REG_2,
sizeof(struct test_val) - offsetof(struct test_val, foo)),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -256,7 +256,7 @@
BPF_ALU64_REG(BPF_ADD, BPF_REG_1, BPF_REG_3),
BPF_MOV64_IMM(BPF_REG_2, 8),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -300,7 +300,7 @@
sizeof(struct test_val) -
offsetof(struct test_val, foo) + 8),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -322,7 +322,7 @@
BPF_ALU64_REG(BPF_ADD, BPF_REG_1, BPF_REG_3),
BPF_MOV64_IMM(BPF_REG_2, -8),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -344,7 +344,7 @@
BPF_ALU64_REG(BPF_ADD, BPF_REG_1, BPF_REG_3),
BPF_MOV64_IMM(BPF_REG_2, -1),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -368,7 +368,7 @@
BPF_MOV64_IMM(BPF_REG_2,
sizeof(struct test_val) - offsetof(struct test_val, foo)),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -390,7 +390,7 @@
BPF_ALU64_REG(BPF_ADD, BPF_REG_1, BPF_REG_3),
BPF_MOV64_IMM(BPF_REG_2, 8),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -433,7 +433,7 @@
BPF_ALU64_REG(BPF_ADD, BPF_REG_1, BPF_REG_3),
BPF_MOV64_IMM(BPF_REG_2, 1),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......@@ -458,7 +458,7 @@
sizeof(struct test_val) -
offsetof(struct test_val, foo) + 1),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.fixup_map_hash_48b = { 3 },
......
tools/testing/selftests/bpf/verifier/precise.c
View file @ 9bc499be
......@@ -31,14 +31,14 @@
BPF_MOV64_REG(BPF_REG_1, BPF_REG_FP),
BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.prog_type = BPF_PROG_TYPE_TRACEPOINT,
.fixup_map_array_48b = { 1 },
.result = VERBOSE_ACCEPT,
.errstr =
"26: (85) call bpf_probe_read#4\
"26: (85) call bpf_probe_read_kernel#113\
last_idx 26 first_idx 20\
regs=4 stack=0 before 25\
regs=4 stack=0 before 24\
......@@ -91,7 +91,7 @@
BPF_MOV64_REG(BPF_REG_1, BPF_REG_FP),
BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
BPF_MOV64_IMM(BPF_REG_3, 0),
BPF_EMIT_CALL(BPF_FUNC_probe_read),
BPF_EMIT_CALL(BPF_FUNC_probe_read_kernel),
BPF_EXIT_INSN(),
},
.prog_type = BPF_PROG_TYPE_TRACEPOINT,
......@@ -99,7 +99,7 @@
.result = VERBOSE_ACCEPT,
.flags = BPF_F_TEST_STATE_FREQ,
.errstr =
"26: (85) call bpf_probe_read#4\
"26: (85) call bpf_probe_read_kernel#113\
last_idx 26 first_idx 22\
regs=4 stack=0 before 25\
regs=4 stack=0 before 24\
......
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