From: Alban Crequy <alban@xxxxxxxxxx>
Tested with:
> $ sudo ./test_verifier
> ...
> #905/p sockops accessing bpf_sock_ops->netns_dev and netns_ino, ok OK
> ...
> Summary: 1420 PASSED, 0 SKIPPED, 0 FAILED
Signed-off-by: Alban Crequy <alban@xxxxxxxxxx>
---
Changes since v1:
- This is a new selftest (review from Song)
---
tools/testing/selftests/bpf/verifier/var_off.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/tools/testing/selftests/bpf/verifier/var_off.c b/tools/testing/selftests/bpf/verifier/var_off.c
index 8504ac937809..1ad3f64145ba 100644
--- a/tools/testing/selftests/bpf/verifier/var_off.c
+++ b/tools/testing/selftests/bpf/verifier/var_off.c
@@ -246,3 +246,16 @@
.result = ACCEPT,
.prog_type = BPF_PROG_TYPE_LWT_IN,
},
+{
+ "sockops accessing bpf_sock_ops->netns_dev and netns_ino, ok",
+ .insns = {
+ BPF_LDX_MEM(BPF_DW, BPF_REG_4, BPF_REG_1, offsetof(struct bpf_sock_ops,
+ netns_dev)),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_4, BPF_REG_1, offsetof(struct bpf_sock_ops,
+ netns_ino)),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .result = ACCEPT,
+ .prog_type = BPF_PROG_TYPE_SOCK_OPS,
+},
--
2.20.1
