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Date: Tue, 28 Feb 2023 17:37:18 +0800
From: kernel test robot <lkp@...el.com>
To: Daniel Xu <dxu@...uu.xyz>, kuba@...nel.org, edumazet@...gle.com,
davem@...emloft.net, dsahern@...nel.org, pabeni@...hat.com
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
netdev@...r.kernel.org, bpf@...r.kernel.org
Subject: Re: [PATCH bpf-next v2 5/8] bpf: net: ipv6: Add bpf_ipv6_frag_rcv()
kfunc
Hi Daniel,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on bpf-next/master]
url: https://github.com/intel-lab-lkp/linux/commits/Daniel-Xu/ip-frags-Return-actual-error-codes-from-ip_check_defrag/20230228-035449
base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
patch link: https://lore.kernel.org/r/bce083a4293eefb048a700b5a6086e8d8c957700.1677526810.git.dxu%40dxuuu.xyz
patch subject: [PATCH bpf-next v2 5/8] bpf: net: ipv6: Add bpf_ipv6_frag_rcv() kfunc
config: i386-debian-10.3 (https://download.01.org/0day-ci/archive/20230228/202302281707.5vUL3boJ-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
# https://github.com/intel-lab-lkp/linux/commit/be4610312351d4a658435bd4649a3a830322396d
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Daniel-Xu/ip-frags-Return-actual-error-codes-from-ip_check_defrag/20230228-035449
git checkout be4610312351d4a658435bd4649a3a830322396d
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=i386 olddefconfig
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202302281707.5vUL3boJ-lkp@intel.com/
All errors (new ones prefixed by >>):
ld: net/ipv6/af_inet6.o: in function `inet6_init':
>> net/ipv6/af_inet6.c:1177: undefined reference to `register_ipv6_reassembly_bpf'
vim +1177 net/ipv6/af_inet6.c
1061
1062 static int __init inet6_init(void)
1063 {
1064 struct list_head *r;
1065 int err = 0;
1066
1067 sock_skb_cb_check_size(sizeof(struct inet6_skb_parm));
1068
1069 /* Register the socket-side information for inet6_create. */
1070 for (r = &inetsw6[0]; r < &inetsw6[SOCK_MAX]; ++r)
1071 INIT_LIST_HEAD(r);
1072
1073 raw_hashinfo_init(&raw_v6_hashinfo);
1074
1075 if (disable_ipv6_mod) {
1076 pr_info("Loaded, but administratively disabled, reboot required to enable\n");
1077 goto out;
1078 }
1079
1080 err = proto_register(&tcpv6_prot, 1);
1081 if (err)
1082 goto out;
1083
1084 err = proto_register(&udpv6_prot, 1);
1085 if (err)
1086 goto out_unregister_tcp_proto;
1087
1088 err = proto_register(&udplitev6_prot, 1);
1089 if (err)
1090 goto out_unregister_udp_proto;
1091
1092 err = proto_register(&rawv6_prot, 1);
1093 if (err)
1094 goto out_unregister_udplite_proto;
1095
1096 err = proto_register(&pingv6_prot, 1);
1097 if (err)
1098 goto out_unregister_raw_proto;
1099
1100 /* We MUST register RAW sockets before we create the ICMP6,
1101 * IGMP6, or NDISC control sockets.
1102 */
1103 err = rawv6_init();
1104 if (err)
1105 goto out_unregister_ping_proto;
1106
1107 /* Register the family here so that the init calls below will
1108 * be able to create sockets. (?? is this dangerous ??)
1109 */
1110 err = sock_register(&inet6_family_ops);
1111 if (err)
1112 goto out_sock_register_fail;
1113
1114 /*
1115 * ipngwg API draft makes clear that the correct semantics
1116 * for TCP and UDP is to consider one TCP and UDP instance
1117 * in a host available by both INET and INET6 APIs and
1118 * able to communicate via both network protocols.
1119 */
1120
1121 err = register_pernet_subsys(&inet6_net_ops);
1122 if (err)
1123 goto register_pernet_fail;
1124 err = ip6_mr_init();
1125 if (err)
1126 goto ipmr_fail;
1127 err = icmpv6_init();
1128 if (err)
1129 goto icmp_fail;
1130 err = ndisc_init();
1131 if (err)
1132 goto ndisc_fail;
1133 err = igmp6_init();
1134 if (err)
1135 goto igmp_fail;
1136
1137 err = ipv6_netfilter_init();
1138 if (err)
1139 goto netfilter_fail;
1140 /* Create /proc/foo6 entries. */
1141 #ifdef CONFIG_PROC_FS
1142 err = -ENOMEM;
1143 if (raw6_proc_init())
1144 goto proc_raw6_fail;
1145 if (udplite6_proc_init())
1146 goto proc_udplite6_fail;
1147 if (ipv6_misc_proc_init())
1148 goto proc_misc6_fail;
1149 if (if6_proc_init())
1150 goto proc_if6_fail;
1151 #endif
1152 err = ip6_route_init();
1153 if (err)
1154 goto ip6_route_fail;
1155 err = ndisc_late_init();
1156 if (err)
1157 goto ndisc_late_fail;
1158 err = ip6_flowlabel_init();
1159 if (err)
1160 goto ip6_flowlabel_fail;
1161 err = ipv6_anycast_init();
1162 if (err)
1163 goto ipv6_anycast_fail;
1164 err = addrconf_init();
1165 if (err)
1166 goto addrconf_fail;
1167
1168 /* Init v6 extension headers. */
1169 err = ipv6_exthdrs_init();
1170 if (err)
1171 goto ipv6_exthdrs_fail;
1172
1173 err = ipv6_frag_init();
1174 if (err)
1175 goto ipv6_frag_fail;
1176
> 1177 err = register_ipv6_reassembly_bpf();
1178 if (err)
1179 goto ipv6_frag_fail;
1180
1181 /* Init v6 transport protocols. */
1182 err = udpv6_init();
1183 if (err)
1184 goto udpv6_fail;
1185
1186 err = udplitev6_init();
1187 if (err)
1188 goto udplitev6_fail;
1189
1190 err = udpv6_offload_init();
1191 if (err)
1192 goto udpv6_offload_fail;
1193
1194 err = tcpv6_init();
1195 if (err)
1196 goto tcpv6_fail;
1197
1198 err = ipv6_packet_init();
1199 if (err)
1200 goto ipv6_packet_fail;
1201
1202 err = pingv6_init();
1203 if (err)
1204 goto pingv6_fail;
1205
1206 err = calipso_init();
1207 if (err)
1208 goto calipso_fail;
1209
1210 err = seg6_init();
1211 if (err)
1212 goto seg6_fail;
1213
1214 err = rpl_init();
1215 if (err)
1216 goto rpl_fail;
1217
1218 err = ioam6_init();
1219 if (err)
1220 goto ioam6_fail;
1221
1222 err = igmp6_late_init();
1223 if (err)
1224 goto igmp6_late_err;
1225
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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