selftests/net: fixes psock_fanout eBPF test case

[ Upstream commit ddd0010392d9cbcb95b53d11b7cafc67b373ab56 ]

eBPF test fails due to verifier failure because log_buf is too small.
Fixed by increasing log_buf size

Signed-off-by: Prashant Bhole <bhole_prashant_q7@lab.ntt.co.jp>
Acked-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/tools/testing/selftests/net/psock_fanout.c b/tools/testing/selftests/net/psock_fanout.c
index 989f917068d1ccfa1dd67ed8d2353b4b13904d2b..d4346b16b2c1ee88280307745b76f184d5ddff33 100644 (file)
--- a/tools/testing/selftests/net/psock_fanout.c
+++ b/tools/testing/selftests/net/psock_fanout.c
@@ -128,6 +128,8 @@ static void sock_fanout_getopts(int fd, uint16_t *typeflags, uint16_t *group_id)
 
 static void sock_fanout_set_ebpf(int fd)
 {
+       static char log_buf[65536];
+
        const int len_off = __builtin_offsetof(struct __sk_buff, len);
        struct bpf_insn prog[] = {
                { BPF_ALU64 | BPF_MOV | BPF_X,   6, 1, 0, 0 },
@@ -140,7 +142,6 @@ static void sock_fanout_set_ebpf(int fd)
                { BPF_ALU   | BPF_MOV | BPF_K,   0, 0, 0, 0 },
                { BPF_JMP   | BPF_EXIT,          0, 0, 0, 0 }
        };
-       char log_buf[512];
        union bpf_attr attr;
        int pfd;