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-rw-r--r--tools/testing/selftests/bpf/verifier/bounds.c5
-rw-r--r--tools/testing/selftests/bpf/verifier/bounds_deduction.c21
-rw-r--r--tools/testing/selftests/bpf/verifier/bounds_mix_sign_unsign.c13
-rw-r--r--tools/testing/selftests/bpf/verifier/map_ptr.c4
-rw-r--r--tools/testing/selftests/bpf/verifier/unpriv.c2
-rw-r--r--tools/testing/selftests/bpf/verifier/value_ptr_arith.c6
6 files changed, 16 insertions, 35 deletions
diff --git a/tools/testing/selftests/bpf/verifier/bounds.c b/tools/testing/selftests/bpf/verifier/bounds.c
index 57ed67b86074..8a1caf46ffbc 100644
--- a/tools/testing/selftests/bpf/verifier/bounds.c
+++ b/tools/testing/selftests/bpf/verifier/bounds.c
@@ -261,8 +261,6 @@
},
.fixup_map_hash_8b = { 3 },
/* not actually fully unbounded, but the bound is very high */
- .errstr_unpriv = "R1 has unknown scalar with mixed signed bounds, pointer arithmetic with it prohibited for !root",
- .result_unpriv = REJECT,
.errstr = "value -4294967168 makes map_value pointer be out of bounds",
.result = REJECT,
},
@@ -298,9 +296,6 @@
BPF_EXIT_INSN(),
},
.fixup_map_hash_8b = { 3 },
- /* not actually fully unbounded, but the bound is very high */
- .errstr_unpriv = "R1 has unknown scalar with mixed signed bounds, pointer arithmetic with it prohibited for !root",
- .result_unpriv = REJECT,
.errstr = "value -4294967168 makes map_value pointer be out of bounds",
.result = REJECT,
},
diff --git a/tools/testing/selftests/bpf/verifier/bounds_deduction.c b/tools/testing/selftests/bpf/verifier/bounds_deduction.c
index c162498a64fc..91869aea6d64 100644
--- a/tools/testing/selftests/bpf/verifier/bounds_deduction.c
+++ b/tools/testing/selftests/bpf/verifier/bounds_deduction.c
@@ -6,7 +6,7 @@
BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1),
BPF_EXIT_INSN(),
},
- .errstr_unpriv = "R0 tried to sub from different maps, paths, or prohibited types",
+ .errstr_unpriv = "R1 has pointer with unsupported alu operation",
.errstr = "R0 tried to subtract pointer from scalar",
.result = REJECT,
},
@@ -21,7 +21,7 @@
BPF_ALU64_REG(BPF_SUB, BPF_REG_1, BPF_REG_0),
BPF_EXIT_INSN(),
},
- .errstr_unpriv = "R1 tried to sub from different maps, paths, or prohibited types",
+ .errstr_unpriv = "R1 has pointer with unsupported alu operation",
.result_unpriv = REJECT,
.result = ACCEPT,
.retval = 1,
@@ -34,22 +34,23 @@
BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1),
BPF_EXIT_INSN(),
},
- .errstr_unpriv = "R0 tried to sub from different maps, paths, or prohibited types",
+ .errstr_unpriv = "R1 has pointer with unsupported alu operation",
.errstr = "R0 tried to subtract pointer from scalar",
.result = REJECT,
},
{
"check deducing bounds from const, 4",
.insns = {
+ BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
BPF_MOV64_IMM(BPF_REG_0, 0),
BPF_JMP_IMM(BPF_JSLE, BPF_REG_0, 0, 1),
BPF_EXIT_INSN(),
BPF_JMP_IMM(BPF_JSGE, BPF_REG_0, 0, 1),
BPF_EXIT_INSN(),
- BPF_ALU64_REG(BPF_SUB, BPF_REG_1, BPF_REG_0),
+ BPF_ALU64_REG(BPF_SUB, BPF_REG_6, BPF_REG_0),
BPF_EXIT_INSN(),
},
- .errstr_unpriv = "R1 tried to sub from different maps, paths, or prohibited types",
+ .errstr_unpriv = "R6 has pointer with unsupported alu operation",
.result_unpriv = REJECT,
.result = ACCEPT,
},
@@ -61,7 +62,7 @@
BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1),
BPF_EXIT_INSN(),
},
- .errstr_unpriv = "R0 tried to sub from different maps, paths, or prohibited types",
+ .errstr_unpriv = "R1 has pointer with unsupported alu operation",
.errstr = "R0 tried to subtract pointer from scalar",
.result = REJECT,
},
@@ -74,7 +75,7 @@
BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1),
BPF_EXIT_INSN(),
},
- .errstr_unpriv = "R0 tried to sub from different maps, paths, or prohibited types",
+ .errstr_unpriv = "R1 has pointer with unsupported alu operation",
.errstr = "R0 tried to subtract pointer from scalar",
.result = REJECT,
},
@@ -88,7 +89,7 @@
offsetof(struct __sk_buff, mark)),
BPF_EXIT_INSN(),
},
- .errstr_unpriv = "R1 tried to sub from different maps, paths, or prohibited types",
+ .errstr_unpriv = "R1 has pointer with unsupported alu operation",
.errstr = "dereference of modified ctx ptr",
.result = REJECT,
.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
@@ -103,7 +104,7 @@
offsetof(struct __sk_buff, mark)),
BPF_EXIT_INSN(),
},
- .errstr_unpriv = "R1 tried to add from different maps, paths, or prohibited types",
+ .errstr_unpriv = "R1 has pointer with unsupported alu operation",
.errstr = "dereference of modified ctx ptr",
.result = REJECT,
.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
@@ -116,7 +117,7 @@
BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1),
BPF_EXIT_INSN(),
},
- .errstr_unpriv = "R0 tried to sub from different maps, paths, or prohibited types",
+ .errstr_unpriv = "R1 has pointer with unsupported alu operation",
.errstr = "R0 tried to subtract pointer from scalar",
.result = REJECT,
},
diff --git a/tools/testing/selftests/bpf/verifier/bounds_mix_sign_unsign.c b/tools/testing/selftests/bpf/verifier/bounds_mix_sign_unsign.c
index 9baca7a75c42..c2aa6f26738b 100644
--- a/tools/testing/selftests/bpf/verifier/bounds_mix_sign_unsign.c
+++ b/tools/testing/selftests/bpf/verifier/bounds_mix_sign_unsign.c
@@ -19,7 +19,6 @@
},
.fixup_map_hash_8b = { 3 },
.errstr = "unbounded min value",
- .errstr_unpriv = "R1 has unknown scalar with mixed signed bounds",
.result = REJECT,
},
{
@@ -43,7 +42,6 @@
},
.fixup_map_hash_8b = { 3 },
.errstr = "unbounded min value",
- .errstr_unpriv = "R1 has unknown scalar with mixed signed bounds",
.result = REJECT,
},
{
@@ -69,7 +67,6 @@
},
.fixup_map_hash_8b = { 3 },
.errstr = "unbounded min value",
- .errstr_unpriv = "R8 has unknown scalar with mixed signed bounds",
.result = REJECT,
},
{
@@ -94,7 +91,6 @@
},
.fixup_map_hash_8b = { 3 },
.errstr = "unbounded min value",
- .errstr_unpriv = "R8 has unknown scalar with mixed signed bounds",
.result = REJECT,
},
{
@@ -141,7 +137,6 @@
},
.fixup_map_hash_8b = { 3 },
.errstr = "unbounded min value",
- .errstr_unpriv = "R1 has unknown scalar with mixed signed bounds",
.result = REJECT,
},
{
@@ -210,7 +205,6 @@
},
.fixup_map_hash_8b = { 3 },
.errstr = "unbounded min value",
- .errstr_unpriv = "R1 has unknown scalar with mixed signed bounds",
.result = REJECT,
},
{
@@ -260,7 +254,6 @@
},
.fixup_map_hash_8b = { 3 },
.errstr = "unbounded min value",
- .errstr_unpriv = "R1 has unknown scalar with mixed signed bounds",
.result = REJECT,
},
{
@@ -287,7 +280,6 @@
},
.fixup_map_hash_8b = { 3 },
.errstr = "unbounded min value",
- .errstr_unpriv = "R1 has unknown scalar with mixed signed bounds",
.result = REJECT,
},
{
@@ -313,7 +305,6 @@
},
.fixup_map_hash_8b = { 3 },
.errstr = "unbounded min value",
- .errstr_unpriv = "R1 has unknown scalar with mixed signed bounds",
.result = REJECT,
},
{
@@ -342,7 +333,6 @@
},
.fixup_map_hash_8b = { 3 },
.errstr = "unbounded min value",
- .errstr_unpriv = "R7 has unknown scalar with mixed signed bounds",
.result = REJECT,
},
{
@@ -372,7 +362,6 @@
},
.fixup_map_hash_8b = { 4 },
.errstr = "unbounded min value",
- .errstr_unpriv = "R1 has unknown scalar with mixed signed bounds",
.result = REJECT,
},
{
@@ -400,7 +389,5 @@
},
.fixup_map_hash_8b = { 3 },
.errstr = "unbounded min value",
- .errstr_unpriv = "R1 has unknown scalar with mixed signed bounds",
.result = REJECT,
- .result_unpriv = REJECT,
},
diff --git a/tools/testing/selftests/bpf/verifier/map_ptr.c b/tools/testing/selftests/bpf/verifier/map_ptr.c
index 6f610cfddae5..1f82021429bf 100644
--- a/tools/testing/selftests/bpf/verifier/map_ptr.c
+++ b/tools/testing/selftests/bpf/verifier/map_ptr.c
@@ -76,7 +76,7 @@
},
.fixup_map_hash_16b = { 4 },
.result_unpriv = REJECT,
- .errstr_unpriv = "R1 tried to add from different maps, paths, or prohibited types",
+ .errstr_unpriv = "R1 has pointer with unsupported alu operation",
.result = ACCEPT,
},
{
@@ -94,6 +94,6 @@
},
.fixup_map_hash_16b = { 4 },
.result_unpriv = REJECT,
- .errstr_unpriv = "R1 tried to add from different maps, paths, or prohibited types",
+ .errstr_unpriv = "R0 has pointer with unsupported alu operation",
.result = ACCEPT,
},
diff --git a/tools/testing/selftests/bpf/verifier/unpriv.c b/tools/testing/selftests/bpf/verifier/unpriv.c
index 3e32400c4b44..bd436df5cc32 100644
--- a/tools/testing/selftests/bpf/verifier/unpriv.c
+++ b/tools/testing/selftests/bpf/verifier/unpriv.c
@@ -505,7 +505,7 @@
BPF_STX_MEM(BPF_DW, BPF_REG_1, BPF_REG_0, -8),
BPF_EXIT_INSN(),
},
- .errstr_unpriv = "R1 tried to add from different maps, paths, or prohibited types",
+ .errstr_unpriv = "R1 stack pointer arithmetic goes out of range",
.result_unpriv = REJECT,
.result = ACCEPT,
},
diff --git a/tools/testing/selftests/bpf/verifier/value_ptr_arith.c b/tools/testing/selftests/bpf/verifier/value_ptr_arith.c
index feb91266db39..e5913fd3b903 100644
--- a/tools/testing/selftests/bpf/verifier/value_ptr_arith.c
+++ b/tools/testing/selftests/bpf/verifier/value_ptr_arith.c
@@ -21,8 +21,6 @@
.fixup_map_hash_16b = { 5 },
.fixup_map_array_48b = { 8 },
.result = ACCEPT,
- .result_unpriv = REJECT,
- .errstr_unpriv = "R1 tried to add from different maps",
.retval = 1,
},
{
@@ -122,7 +120,7 @@
.fixup_map_array_48b = { 1 },
.result = ACCEPT,
.result_unpriv = REJECT,
- .errstr_unpriv = "R2 tried to add from different pointers or scalars",
+ .errstr_unpriv = "R2 tried to add from different maps, paths or scalars",
.retval = 0,
},
{
@@ -169,7 +167,7 @@
.fixup_map_array_48b = { 1 },
.result = ACCEPT,
.result_unpriv = REJECT,
- .errstr_unpriv = "R2 tried to add from different maps, paths, or prohibited types",
+ .errstr_unpriv = "R2 tried to add from different maps, paths or scalars",
.retval = 0,
},
{