diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/testing/selftests/bpf/progs/verifier_bounds.c | 24 |
1 files changed, 7 insertions, 17 deletions
diff --git a/tools/testing/selftests/bpf/progs/verifier_bounds.c b/tools/testing/selftests/bpf/progs/verifier_bounds.c index df7c62a12318..c1ae013dee29 100644 --- a/tools/testing/selftests/bpf/progs/verifier_bounds.c +++ b/tools/testing/selftests/bpf/progs/verifier_bounds.c @@ -1066,7 +1066,6 @@ l0_%=: r0 = 0; \ SEC("xdp") __description("bound check with JMP_JSLT for crossing 64-bit signed boundary") __success __retval(0) -__flag(BPF_F_TEST_REG_INVARIANTS) __naked void crossing_64_bit_signed_boundary_2(void) { asm volatile (" \ @@ -1148,7 +1147,6 @@ l0_%=: r0 = 0; \ SEC("xdp") __description("bound check with JMP32_JSLT for crossing 32-bit signed boundary") __success __retval(0) -__flag(BPF_F_TEST_REG_INVARIANTS) __naked void crossing_32_bit_signed_boundary_2(void) { asm volatile (" \ @@ -1536,7 +1534,7 @@ __naked void sub32_partial_overflow(void) SEC("socket") __description("dead branch on jset, does not result in invariants violation error") __success __log_level(2) -__retval(0) __flag(BPF_F_TEST_REG_INVARIANTS) +__retval(0) __naked void jset_range_analysis(void) { asm volatile (" \ @@ -1572,7 +1570,7 @@ l0_%=: r0 = 0; \ */ SEC("socket") __description("bounds deduction cross sign boundary, negative overlap") -__success __log_level(2) __flag(BPF_F_TEST_REG_INVARIANTS) +__success __log_level(2) __msg("7: (1f) r0 -= r6 {{.*}} R0=scalar(smin=smin32=-655,smax=smax32=-146,umin=0xfffffffffffffd71,umax=0xffffffffffffff6e,umin32=0xfffffd71,umax32=0xffffff6e,var_off=(0xfffffffffffffc00; 0x3ff))") __retval(0) __naked void bounds_deduct_negative_overlap(void) @@ -1616,7 +1614,7 @@ l0_%=: r0 = 0; \ */ SEC("socket") __description("bounds deduction cross sign boundary, positive overlap") -__success __log_level(2) __flag(BPF_F_TEST_REG_INVARIANTS) +__success __log_level(2) __msg("3: (2d) if r0 > r1 {{.*}} R0=scalar(smin=smin32=0,smax=umax=smax32=umax32=127,var_off=(0x0; 0x7f))") __retval(0) __naked void bounds_deduct_positive_overlap(void) @@ -1649,7 +1647,7 @@ l0_%=: r0 = 0; \ */ SEC("socket") __description("bounds deduction cross sign boundary, two overlaps") -__failure __flag(BPF_F_TEST_REG_INVARIANTS) +__failure __msg("3: (2d) if r0 > r1 {{.*}} R0=scalar(smin=smin32=-128,smax=smax32=127,umax=0xffffffffffffff80)") __msg("frame pointer is read only") __naked void bounds_deduct_two_overlaps(void) @@ -1713,7 +1711,7 @@ SEC("socket") __description("conditional jump on same register, branch taken") __not_msg("20: (b7) r0 = 1 {{.*}} R0=1") __success __log_level(2) -__retval(0) __flag(BPF_F_TEST_REG_INVARIANTS) +__retval(0) __naked void condition_jump_on_same_register(void *ctx) { asm volatile(" \ @@ -1748,7 +1746,7 @@ SEC("socket") __description("jset on same register, constant value branch taken") __not_msg("7: (b7) r0 = 1 {{.*}} R0=1") __success __log_level(2) -__retval(0) __flag(BPF_F_TEST_REG_INVARIANTS) +__retval(0) __naked void jset_on_same_register_1(void *ctx) { asm volatile(" \ @@ -1770,7 +1768,7 @@ SEC("socket") __description("jset on same register, scalar value branch taken") __not_msg("12: (b7) r0 = 1 {{.*}} R0=1") __success __log_level(2) -__retval(0) __flag(BPF_F_TEST_REG_INVARIANTS) +__retval(0) __naked void jset_on_same_register_2(void *ctx) { asm volatile(" \ @@ -1800,7 +1798,6 @@ __description("jset on same register, scalar value unknown branch 1") __msg("3: (b7) r0 = 0 {{.*}} R0=0") __msg("5: (b7) r0 = 1 {{.*}} R0=1") __success __log_level(2) -__flag(BPF_F_TEST_REG_INVARIANTS) __naked void jset_on_same_register_3(void *ctx) { asm volatile(" \ @@ -1822,7 +1819,6 @@ __description("jset on same register, scalar value unknown branch 2") __msg("4: (b7) r0 = 0 {{.*}} R0=0") __msg("6: (b7) r0 = 1 {{.*}} R0=1") __success __log_level(2) -__flag(BPF_F_TEST_REG_INVARIANTS) __naked void jset_on_same_register_4(void *ctx) { asm volatile(" \ @@ -1845,7 +1841,6 @@ __description("jset on same register, scalar value unknown branch 3") __msg("4: (b7) r0 = 0 {{.*}} R0=0") __msg("6: (b7) r0 = 1 {{.*}} R0=1") __success __log_level(2) -__flag(BPF_F_TEST_REG_INVARIANTS) __naked void jset_on_same_register_5(void *ctx) { asm volatile(" \ @@ -1877,7 +1872,6 @@ SEC("socket") __description("bounds refinement with single-value tnum on umax") __msg("3: (15) if r0 == 0xe0 {{.*}} R0=240") __success __log_level(2) -__flag(BPF_F_TEST_REG_INVARIANTS) __naked void bounds_refinement_tnum_umax(void *ctx) { asm volatile(" \ @@ -1907,7 +1901,6 @@ SEC("socket") __description("bounds refinement with single-value tnum on umin") __msg("3: (15) if r0 == 0xf0 {{.*}} R0=224") __success __log_level(2) -__flag(BPF_F_TEST_REG_INVARIANTS) __naked void bounds_refinement_tnum_umin(void *ctx) { asm volatile(" \ @@ -2002,7 +1995,6 @@ __naked void bounds_refinement_multiple_overlaps(void *ctx) SEC("socket") __success -__flag(BPF_F_TEST_REG_INVARIANTS) __naked void signed_unsigned_intersection32_case1(void *ctx) { asm volatile(" \ @@ -2020,7 +2012,6 @@ __naked void signed_unsigned_intersection32_case1(void *ctx) SEC("socket") __success -__flag(BPF_F_TEST_REG_INVARIANTS) __naked void signed_unsigned_intersection32_case2(void *ctx) { asm volatile(" \ @@ -2172,7 +2163,6 @@ l0_%=: r0 = 0; \ SEC("socket") __description("dead branch: tnums give impossible constant if equal") __success -__flag(BPF_F_TEST_REG_INVARIANTS) __naked void tnums_equal_impossible_constant(void *ctx) { asm volatile(" \ |