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author | Jakub Kicinski | 2019-01-26 00:24:44 +0100 |
---|---|---|
committer | Alexei Starovoitov | 2019-01-28 06:37:45 +0100 |
commit | 48729226238d4d56bdb8de9d54b911f179dd54b7 (patch) | |
tree | e90c7ee9b0cdb7eb51de8544f2ee80ddc4715aae /tools/testing/selftests/bpf/verifier/ld_abs.c | |
parent | selftests: bpf: break up test_verifier (diff) | |
download | kernel-qcow2-linux-48729226238d4d56bdb8de9d54b911f179dd54b7.tar.gz kernel-qcow2-linux-48729226238d4d56bdb8de9d54b911f179dd54b7.tar.xz kernel-qcow2-linux-48729226238d4d56bdb8de9d54b911f179dd54b7.zip |
selftests: bpf: break up the rest of test_verifier
Break up the rest of test_verifier tests into separate
files.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Acked-by: Jiong Wang <jiong.wang@netronome.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools/testing/selftests/bpf/verifier/ld_abs.c')
-rw-r--r-- | tools/testing/selftests/bpf/verifier/ld_abs.c | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/verifier/ld_abs.c b/tools/testing/selftests/bpf/verifier/ld_abs.c index 287b6fe629fa..f6599d2ec22d 100644 --- a/tools/testing/selftests/bpf/verifier/ld_abs.c +++ b/tools/testing/selftests/bpf/verifier/ld_abs.c @@ -93,3 +93,194 @@ .result = ACCEPT, .retval = 42 /* ultimate return value */, }, +{ + "ld_abs: invalid op 1", + .insns = { + BPF_MOV64_REG(BPF_REG_6, BPF_REG_1), + BPF_LD_ABS(BPF_DW, 0), + BPF_EXIT_INSN(), + }, + .prog_type = BPF_PROG_TYPE_SCHED_CLS, + .result = REJECT, + .errstr = "unknown opcode", +}, +{ + "ld_abs: invalid op 2", + .insns = { + BPF_MOV32_IMM(BPF_REG_0, 256), + BPF_MOV64_REG(BPF_REG_6, BPF_REG_1), + BPF_LD_IND(BPF_DW, BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .prog_type = BPF_PROG_TYPE_SCHED_CLS, + .result = REJECT, + .errstr = "unknown opcode", +}, +{ + "ld_abs: nmap reduced", + .insns = { + BPF_MOV64_REG(BPF_REG_6, BPF_REG_1), + BPF_LD_ABS(BPF_H, 12), + BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0x806, 28), + BPF_LD_ABS(BPF_H, 12), + BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0x806, 26), + BPF_MOV32_IMM(BPF_REG_0, 18), + BPF_STX_MEM(BPF_W, BPF_REG_10, BPF_REG_0, -64), + BPF_LDX_MEM(BPF_W, BPF_REG_7, BPF_REG_10, -64), + BPF_LD_IND(BPF_W, BPF_REG_7, 14), + BPF_STX_MEM(BPF_W, BPF_REG_10, BPF_REG_0, -60), + BPF_MOV32_IMM(BPF_REG_0, 280971478), + BPF_STX_MEM(BPF_W, BPF_REG_10, BPF_REG_0, -56), + BPF_LDX_MEM(BPF_W, BPF_REG_7, BPF_REG_10, -56), + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_10, -60), + BPF_ALU32_REG(BPF_SUB, BPF_REG_0, BPF_REG_7), + BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 15), + BPF_LD_ABS(BPF_H, 12), + BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0x806, 13), + BPF_MOV32_IMM(BPF_REG_0, 22), + BPF_STX_MEM(BPF_W, BPF_REG_10, BPF_REG_0, -56), + BPF_LDX_MEM(BPF_W, BPF_REG_7, BPF_REG_10, -56), + BPF_LD_IND(BPF_H, BPF_REG_7, 14), + BPF_STX_MEM(BPF_W, BPF_REG_10, BPF_REG_0, -52), + BPF_MOV32_IMM(BPF_REG_0, 17366), + BPF_STX_MEM(BPF_W, BPF_REG_10, BPF_REG_0, -48), + BPF_LDX_MEM(BPF_W, BPF_REG_7, BPF_REG_10, -48), + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_10, -52), + BPF_ALU32_REG(BPF_SUB, BPF_REG_0, BPF_REG_7), + BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 2), + BPF_MOV32_IMM(BPF_REG_0, 256), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .data = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x08, 0x06, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0x10, 0xbf, 0x48, 0xd6, 0x43, 0xd6, + }, + .prog_type = BPF_PROG_TYPE_SCHED_CLS, + .result = ACCEPT, + .retval = 256, +}, +{ + "ld_abs: div + abs, test 1", + .insns = { + BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_1), + BPF_LD_ABS(BPF_B, 3), + BPF_ALU64_IMM(BPF_MOV, BPF_REG_2, 2), + BPF_ALU32_REG(BPF_DIV, BPF_REG_0, BPF_REG_2), + BPF_ALU64_REG(BPF_MOV, BPF_REG_8, BPF_REG_0), + BPF_LD_ABS(BPF_B, 4), + BPF_ALU64_REG(BPF_ADD, BPF_REG_8, BPF_REG_0), + BPF_LD_IND(BPF_B, BPF_REG_8, -70), + BPF_EXIT_INSN(), + }, + .data = { + 10, 20, 30, 40, 50, + }, + .prog_type = BPF_PROG_TYPE_SCHED_CLS, + .result = ACCEPT, + .retval = 10, +}, +{ + "ld_abs: div + abs, test 2", + .insns = { + BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_1), + BPF_LD_ABS(BPF_B, 3), + BPF_ALU64_IMM(BPF_MOV, BPF_REG_2, 2), + BPF_ALU32_REG(BPF_DIV, BPF_REG_0, BPF_REG_2), + BPF_ALU64_REG(BPF_MOV, BPF_REG_8, BPF_REG_0), + BPF_LD_ABS(BPF_B, 128), + BPF_ALU64_REG(BPF_ADD, BPF_REG_8, BPF_REG_0), + BPF_LD_IND(BPF_B, BPF_REG_8, -70), + BPF_EXIT_INSN(), + }, + .data = { + 10, 20, 30, 40, 50, + }, + .prog_type = BPF_PROG_TYPE_SCHED_CLS, + .result = ACCEPT, + .retval = 0, +}, +{ + "ld_abs: div + abs, test 3", + .insns = { + BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_1), + BPF_ALU64_IMM(BPF_MOV, BPF_REG_7, 0), + BPF_LD_ABS(BPF_B, 3), + BPF_ALU32_REG(BPF_DIV, BPF_REG_0, BPF_REG_7), + BPF_EXIT_INSN(), + }, + .data = { + 10, 20, 30, 40, 50, + }, + .prog_type = BPF_PROG_TYPE_SCHED_CLS, + .result = ACCEPT, + .retval = 0, +}, +{ + "ld_abs: div + abs, test 4", + .insns = { + BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_1), + BPF_ALU64_IMM(BPF_MOV, BPF_REG_7, 0), + BPF_LD_ABS(BPF_B, 256), + BPF_ALU32_REG(BPF_DIV, BPF_REG_0, BPF_REG_7), + BPF_EXIT_INSN(), + }, + .data = { + 10, 20, 30, 40, 50, + }, + .prog_type = BPF_PROG_TYPE_SCHED_CLS, + .result = ACCEPT, + .retval = 0, +}, +{ + "ld_abs: vlan + abs, test 1", + .insns = { }, + .data = { + 0x34, + }, + .fill_helper = bpf_fill_ld_abs_vlan_push_pop, + .prog_type = BPF_PROG_TYPE_SCHED_CLS, + .result = ACCEPT, + .retval = 0xbef, +}, +{ + "ld_abs: vlan + abs, test 2", + .insns = { + BPF_MOV64_REG(BPF_REG_6, BPF_REG_1), + BPF_LD_ABS(BPF_B, 0), + BPF_LD_ABS(BPF_H, 0), + BPF_LD_ABS(BPF_W, 0), + BPF_MOV64_REG(BPF_REG_7, BPF_REG_6), + BPF_MOV64_IMM(BPF_REG_6, 0), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_7), + BPF_MOV64_IMM(BPF_REG_2, 1), + BPF_MOV64_IMM(BPF_REG_3, 2), + BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, + BPF_FUNC_skb_vlan_push), + BPF_MOV64_REG(BPF_REG_6, BPF_REG_7), + BPF_LD_ABS(BPF_B, 0), + BPF_LD_ABS(BPF_H, 0), + BPF_LD_ABS(BPF_W, 0), + BPF_MOV64_IMM(BPF_REG_0, 42), + BPF_EXIT_INSN(), + }, + .data = { + 0x34, + }, + .prog_type = BPF_PROG_TYPE_SCHED_CLS, + .result = ACCEPT, + .retval = 42, +}, +{ + "ld_abs: jump around ld_abs", + .insns = { }, + .data = { + 10, 11, + }, + .fill_helper = bpf_fill_jump_around_ld_abs, + .prog_type = BPF_PROG_TYPE_SCHED_CLS, + .result = ACCEPT, + .retval = 10, +}, |