tree: git://toccata2.tricolour.ca/linux-2.6-rgb.git ghak90-contid.v10.4 head: f35b133bb86541fa01252242812fcb2ca4baa23d commit: 80794c1061dee5488007857266263cb6430b352f [14/17] fixup! audit: add support for containerid to network namespaces config: arm64-randconfig-r033-20201113 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 9a85643cd357e412cff69067bb5c4840e228c2ab) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu git remote add audit-next git://toccata2.tricolour.ca/linux-2.6-rgb.git git fetch --no-tags audit-next ghak90-contid.v10.4 git checkout 80794c1061dee5488007857266263cb6430b352f # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): record = audit_log_netns_contid_list(net, context); ^~~ net/netfilter/nft_log.c:70:17: note: initialize the variable 'net' to silence this warning struct net *net; ^ = NULL 1 warning generated. vim +/net +77 net/netfilter/nft_log.c 63 64 static void nft_log_eval_audit(const struct nft_pktinfo *pkt) 65 { 66 struct sk_buff *skb = pkt->skb; 67 struct audit_buffer *ab; 68 int fam = -1; 69 struct audit_context *context; 70 struct net *net; 71 int record; 72 73 if (!audit_enabled) 74 return; 75 76 context = audit_alloc_local(GFP_ATOMIC); 78 ab = audit_log_start(context, GFP_ATOMIC, AUDIT_NETFILTER_PKT); 79 if (!ab) 80 goto errout; 81 82 audit_log_format(ab, "mark=%#x", skb->mark); 83 84 switch (nft_pf(pkt)) { 85 case NFPROTO_BRIDGE: 86 switch (eth_hdr(skb)->h_proto) { 87 case htons(ETH_P_IP): 88 fam = audit_ip4(ab, skb) ? NFPROTO_IPV4 : -1; 89 break; 90 case htons(ETH_P_IPV6): 91 fam = audit_ip6(ab, skb) ? NFPROTO_IPV6 : -1; 92 break; 93 } 94 break; 95 case NFPROTO_IPV4: 96 fam = audit_ip4(ab, skb) ? NFPROTO_IPV4 : -1; 97 break; 98 case NFPROTO_IPV6: 99 fam = audit_ip6(ab, skb) ? NFPROTO_IPV6 : -1; 100 break; 101 } 102 103 if (fam == -1) 104 audit_log_format(ab, " saddr=? daddr=? proto=-1"); 105 106 if (record) 107 audit_log_format(ab, " record=%d", record); 108 audit_log_end(ab); 109 net = xt_net(&pkt->xt); 110 errout: 111 audit_free_context(context); 112 } 113 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org