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charset=us-ascii Content-Disposition: inline tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 86731a2a651e58953fc949573895f2fa6d456841 commit: 5800b1cf3fd8ccab752a101865be1e76dac33142 rxrpc: Allow CHALLENGEs to the passed to the app for a RESPONSE date: 2 months ago config: s390-allyesconfig (https://download.01.org/0day-ci/archive/20250624/202506240423.E942yKJP-lkp@intel.com/config) compiler: s390-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250624/202506240423.E942yKJP-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202506240423.E942yKJP-lkp@intel.com/ All warnings (new ones prefixed by >>): net/rxrpc/output.c: In function 'rxrpc_send_response': >> net/rxrpc/output.c:974:1: warning: the frame size of 1160 bytes is larger than 1024 bytes [-Wframe-larger-than=] 974 | } | ^ vim +974 net/rxrpc/output.c 919 920 /* 921 * Send a RESPONSE message. 922 */ 923 void rxrpc_send_response(struct rxrpc_connection *conn, struct sk_buff *response) 924 { 925 struct rxrpc_skb_priv *sp = rxrpc_skb(response); 926 struct scatterlist sg[16]; 927 struct bio_vec bvec[16]; 928 struct msghdr msg; 929 size_t len = sp->resp.len; 930 __be32 wserial; 931 u32 serial = 0; 932 int ret, nr_sg; 933 934 _enter("C=%x,%x", conn->debug_id, sp->resp.challenge_serial); 935 936 sg_init_table(sg, ARRAY_SIZE(sg)); 937 ret = skb_to_sgvec(response, sg, 0, len); 938 if (ret < 0) 939 goto fail; 940 nr_sg = ret; 941 942 for (int i = 0; i < nr_sg; i++) 943 bvec_set_page(&bvec[i], sg_page(&sg[i]), sg[i].length, sg[i].offset); 944 945 iov_iter_bvec(&msg.msg_iter, WRITE, bvec, nr_sg, len); 946 947 msg.msg_name = &conn->peer->srx.transport; 948 msg.msg_namelen = conn->peer->srx.transport_len; 949 msg.msg_control = NULL; 950 msg.msg_controllen = 0; 951 msg.msg_flags = MSG_SPLICE_PAGES; 952 953 serial = rxrpc_get_next_serials(conn, 1); 954 wserial = htonl(serial); 955 956 ret = skb_store_bits(response, offsetof(struct rxrpc_wire_header, serial), 957 &wserial, sizeof(wserial)); 958 if (ret < 0) 959 goto fail; 960 961 rxrpc_local_dont_fragment(conn->local, false); 962 963 ret = do_udp_sendmsg(conn->local->socket, &msg, len); 964 if (ret < 0) 965 goto fail; 966 967 conn->peer->last_tx_at = ktime_get_seconds(); 968 return; 969 970 fail: 971 trace_rxrpc_tx_fail(conn->debug_id, serial, ret, 972 rxrpc_tx_point_response); 973 kleave(" = %d", ret); > 974 } -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki