diff options
author | Jakub Kicinski <jakub.kicinski@netronome.com> | 2019-01-25 15:24:44 -0800 |
---|---|---|
committer | Alexei Starovoitov <ast@kernel.org> | 2019-01-27 21:37:45 -0800 |
commit | 48729226238d4d56bdb8de9d54b911f179dd54b7 (patch) | |
tree | e90c7ee9b0cdb7eb51de8544f2ee80ddc4715aae /tools | |
parent | 40f2fbd5a5e9c6d0799632fcba174a7b45c471da (diff) |
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')
23 files changed, 6051 insertions, 6149 deletions
diff --git a/tools/testing/selftests/bpf/test_verifier.c b/tools/testing/selftests/bpf/test_verifier.c index fcdb7e2d2ec0..c5e22422a852 100644 --- a/tools/testing/selftests/bpf/test_verifier.c +++ b/tools/testing/selftests/bpf/test_verifier.c @@ -251,6155 +251,6 @@ static struct bpf_test tests[] = { #define FILL_ARRAY #include <verifier/tests.h> #undef FILL_ARRAY - { - "invalid 64-bit BPF_END", - .insns = { - BPF_MOV32_IMM(BPF_REG_0, 0), - { - .code = BPF_ALU64 | BPF_END | BPF_TO_LE, - .dst_reg = BPF_REG_0, - .src_reg = 0, - .off = 0, - .imm = 32, - }, - BPF_EXIT_INSN(), - }, - .errstr = "unknown opcode d7", - .result = REJECT, - }, - { - "XDP, using ifindex from netdev", - .insns = { - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, ingress_ifindex)), - BPF_JMP_IMM(BPF_JLT, BPF_REG_2, 1, 1), - BPF_MOV64_IMM(BPF_REG_0, 1), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .prog_type = BPF_PROG_TYPE_XDP, - .retval = 1, - }, - { - "meta access, test1", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data_meta)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_MOV64_REG(BPF_REG_0, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .prog_type = BPF_PROG_TYPE_XDP, - }, - { - "meta access, test2", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data_meta)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_MOV64_REG(BPF_REG_0, BPF_REG_2), - BPF_ALU64_IMM(BPF_SUB, BPF_REG_0, 8), - BPF_MOV64_REG(BPF_REG_4, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_4, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_0, 0), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = REJECT, - .errstr = "invalid access to packet, off=-8", - .prog_type = BPF_PROG_TYPE_XDP, - }, - { - "meta access, test3", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data_meta)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_0, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = REJECT, - .errstr = "invalid access to packet", - .prog_type = BPF_PROG_TYPE_XDP, - }, - { - "meta access, test4", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data_meta)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_LDX_MEM(BPF_W, BPF_REG_4, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_MOV64_REG(BPF_REG_0, BPF_REG_4), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = REJECT, - .errstr = "invalid access to packet", - .prog_type = BPF_PROG_TYPE_XDP, - }, - { - "meta access, test5", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_meta)), - BPF_LDX_MEM(BPF_W, BPF_REG_4, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_MOV64_REG(BPF_REG_0, BPF_REG_3), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_4, 3), - BPF_MOV64_IMM(BPF_REG_2, -8), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, - BPF_FUNC_xdp_adjust_meta), - BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_3, 0), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = REJECT, - .errstr = "R3 !read_ok", - .prog_type = BPF_PROG_TYPE_XDP, - }, - { - "meta access, test6", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data_meta)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_MOV64_REG(BPF_REG_0, BPF_REG_3), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8), - BPF_MOV64_REG(BPF_REG_4, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_4, BPF_REG_0, 1), - BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = REJECT, - .errstr = "invalid access to packet", - .prog_type = BPF_PROG_TYPE_XDP, - }, - { - "meta access, test7", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data_meta)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_MOV64_REG(BPF_REG_0, BPF_REG_3), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8), - BPF_MOV64_REG(BPF_REG_4, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_4, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .prog_type = BPF_PROG_TYPE_XDP, - }, - { - "meta access, test8", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data_meta)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_MOV64_REG(BPF_REG_4, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 0xFFFF), - BPF_JMP_REG(BPF_JGT, BPF_REG_4, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .prog_type = BPF_PROG_TYPE_XDP, - }, - { - "meta access, test9", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data_meta)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_MOV64_REG(BPF_REG_4, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 0xFFFF), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 1), - BPF_JMP_REG(BPF_JGT, BPF_REG_4, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = REJECT, - .errstr = "invalid access to packet", - .prog_type = BPF_PROG_TYPE_XDP, - }, - { - "meta access, test10", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data_meta)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_4, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_IMM(BPF_REG_5, 42), - BPF_MOV64_IMM(BPF_REG_6, 24), - BPF_STX_MEM(BPF_DW, BPF_REG_10, BPF_REG_5, -8), - BPF_STX_XADD(BPF_DW, BPF_REG_10, BPF_REG_6, -8), - BPF_LDX_MEM(BPF_DW, BPF_REG_5, BPF_REG_10, -8), - BPF_JMP_IMM(BPF_JGT, BPF_REG_5, 100, 6), - BPF_ALU64_REG(BPF_ADD, BPF_REG_3, BPF_REG_5), - BPF_MOV64_REG(BPF_REG_5, BPF_REG_3), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_6, BPF_REG_5, 1), - BPF_LDX_MEM(BPF_B, BPF_REG_2, BPF_REG_2, 0), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = REJECT, - .errstr = "invalid access to packet", - .prog_type = BPF_PROG_TYPE_XDP, - }, - { - "meta access, test11", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data_meta)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_MOV64_IMM(BPF_REG_5, 42), - BPF_MOV64_IMM(BPF_REG_6, 24), - BPF_STX_MEM(BPF_DW, BPF_REG_10, BPF_REG_5, -8), - BPF_STX_XADD(BPF_DW, BPF_REG_10, BPF_REG_6, -8), - BPF_LDX_MEM(BPF_DW, BPF_REG_5, BPF_REG_10, -8), - BPF_JMP_IMM(BPF_JGT, BPF_REG_5, 100, 6), - BPF_ALU64_REG(BPF_ADD, BPF_REG_2, BPF_REG_5), - BPF_MOV64_REG(BPF_REG_5, BPF_REG_2), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_6, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_B, BPF_REG_5, BPF_REG_5, 0), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .prog_type = BPF_PROG_TYPE_XDP, - }, - { - "meta access, test12", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data_meta)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_4, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_5, BPF_REG_3), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_5, 16), - BPF_JMP_REG(BPF_JGT, BPF_REG_5, BPF_REG_4, 5), - BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_3, 0), - BPF_MOV64_REG(BPF_REG_5, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_5, 16), - BPF_JMP_REG(BPF_JGT, BPF_REG_5, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .prog_type = BPF_PROG_TYPE_XDP, - }, - { - "arithmetic ops make PTR_TO_CTX unusable", - .insns = { - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, - offsetof(struct __sk_buff, data) - - offsetof(struct __sk_buff, mark)), - BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, - offsetof(struct __sk_buff, mark)), - BPF_EXIT_INSN(), - }, - .errstr = "dereference of modified ctx ptr", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_SCHED_CLS, - }, - { - "pkt_end - pkt_start is allowed", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, - offsetof(struct __sk_buff, data_end)), - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct __sk_buff, data)), - BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_2), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = TEST_DATA_LEN, - .prog_type = BPF_PROG_TYPE_SCHED_CLS, - }, - { - "XDP pkt read, pkt_end mangling, bad access 1", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_3, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R3 pointer arithmetic on pkt_end", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - }, - { - "XDP pkt read, pkt_end mangling, bad access 2", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_ALU64_IMM(BPF_SUB, BPF_REG_3, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R3 pointer arithmetic on pkt_end", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - }, - { - "XDP pkt read, pkt_data' > pkt_end, good access", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_data' > pkt_end, bad access 1", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_data' > pkt_end, bad access 2", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 0), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_end > pkt_data', good access", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1), - BPF_JMP_IMM(BPF_JA, 0, 0, 1), - BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_end > pkt_data', bad access 1", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1), - BPF_JMP_IMM(BPF_JA, 0, 0, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_end > pkt_data', bad access 2", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_data' < pkt_end, good access", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1), - BPF_JMP_IMM(BPF_JA, 0, 0, 1), - BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_data' < pkt_end, bad access 1", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1), - BPF_JMP_IMM(BPF_JA, 0, 0, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_data' < pkt_end, bad access 2", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_end < pkt_data', good access", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_end < pkt_data', bad access 1", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_end < pkt_data', bad access 2", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 0), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_data' >= pkt_end, good access", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_data' >= pkt_end, bad access 1", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_data' >= pkt_end, bad access 2", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 0), - BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_end >= pkt_data', good access", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1), - BPF_JMP_IMM(BPF_JA, 0, 0, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_end >= pkt_data', bad access 1", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1), - BPF_JMP_IMM(BPF_JA, 0, 0, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_end >= pkt_data', bad access 2", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_data' <= pkt_end, good access", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1), - BPF_JMP_IMM(BPF_JA, 0, 0, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_data' <= pkt_end, bad access 1", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1), - BPF_JMP_IMM(BPF_JA, 0, 0, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_data' <= pkt_end, bad access 2", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_end <= pkt_data', good access", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 1), - BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_end <= pkt_data', bad access 1", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_end <= pkt_data', bad access 2", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data_end)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 0), - BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_meta' > pkt_data, good access", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data_meta)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_meta' > pkt_data, bad access 1", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data_meta)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_meta' > pkt_data, bad access 2", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data_meta)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 0), - BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .errstr = "R1 offset is outside of the packet", - .result = REJECT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, - { - "XDP pkt read, pkt_data > pkt_meta', good access", - .insns = { - BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, - offsetof(struct xdp_md, data_meta)), - BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, - offsetof(struct xdp_md, data)), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_2), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), - BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1), - BPF_JMP_IMM(BPF_JA, 0, 0, 1), - BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5), - BPF_MOV64_IMM(BPF_REG_0, 0), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .prog_type = BPF_PROG_TYPE_XDP, - .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, - }, < |