selftests/bpf: Add cb_refs test to s390x deny list

The cb_refs BPF selftest is failing execution on s390x machines. This is
a newly added test that requires a feature not presently supported on
this architecture.

Denylist the test for this architecture.

Fixes: 3cf7e7d8685c ("selftests/bpf: Add tests for reference state fixes for callbacks")
Signed-off-by: Daniel Müller <[email protected]>
Signed-off-by: Daniel Borkmann <[email protected]>
Link: https://lore.kernel.org/bpf/[email protected]
Signed-off-by: Alexei Starovoitov <[email protected]>

diff --git a/tools/testing/selftests/bpf/DENYLIST.s390x b/tools/testing/selftests/bpf/DENYLIST.s390x
index a708c3dcc15479d962a2262acc13bb1948df0382..37bafcbf952ac1978614173740ae4379e2620daf 100644 (file)
--- a/tools/testing/selftests/bpf/DENYLIST.s390x
+++ b/tools/testing/selftests/bpf/DENYLIST.s390x
@@ -66,3 +66,4 @@ select_reuseport                         # intermittently fails on new s390x set
 xdp_synproxy                             # JIT does not support calling kernel function                                (kfunc)
 unpriv_bpf_disabled                      # fentry
 setget_sockopt                           # attach unexpected error: -524                                               (trampoline)
+cb_refs                                  # expected error message unexpected error: -524                               (trampoline)