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X-CSE-ConnectionGUID: 5yWDYhQPTzqvnCHMmd1SKA== X-CSE-MsgGUID: ute6lfIDQOuPDXGElikqtQ== X-IronPort-AV: E=McAfee;i="6800,10657,11736"; a="97815613" X-IronPort-AV: E=Sophos;i="6.23,134,1770624000"; d="scan'208";a="97815613" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Mar 2026 23:56:03 -0700 X-CSE-ConnectionGUID: QovQiBF0TwexhkwkeSV56w== X-CSE-MsgGUID: hFIyRNwZRl+kdB5q/Dgs3Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,134,1770624000"; d="scan'208";a="227808559" Received: from lkp-server02.sh.intel.com (HELO d7fefbca0d04) ([10.239.97.151]) by orviesa003.jf.intel.com with ESMTP; 21 Mar 2026 23:56:01 -0700 Received: from kbuild by d7fefbca0d04 with local (Exim 4.98.2) (envelope-from ) id 1w4Cj6-000000001nZ-1dMa; Sun, 22 Mar 2026 06:55:57 +0000 Date: Sun, 22 Mar 2026 14:55:22 +0800 From: kernel test robot To: Ralf Lici Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: Re: [RFC net-next 05/15] ipxlat: add IPv6 packet validation path Message-ID: <202603221453.u8DVY8ud-lkp@intel.com> References: <20260319151230.655687-6-ralf@mandelbit.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260319151230.655687-6-ralf@mandelbit.com> Hi Ralf, [This is a private test report for your RFC patch.] kernel test robot noticed the following build errors: [auto build test ERROR on net-next/main] url: https://github.com/intel-lab-lkp/linux/commits/Ralf-Lici/drivers-net-add-ipxlat-netdevice-skeleton-and-build-plumbing/20260321-005756 base: net-next/main patch link: https://lore.kernel.org/r/20260319151230.655687-6-ralf%40mandelbit.com patch subject: [RFC net-next 05/15] ipxlat: add IPv6 packet validation path config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20260322/202603221453.u8DVY8ud-lkp@intel.com/config) compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260322/202603221453.u8DVY8ud-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/202603221453.u8DVY8ud-lkp@intel.com/ All errors (new ones prefixed by >>): drivers/net/ipxlat/packet.c:452:18: warning: variable 'ip6' set but not used [-Wunused-but-set-variable] 452 | struct ipv6hdr *ip6; | ^ >> drivers/net/ipxlat/packet.c:686:9: error: call to undeclared function 'csum_ipv6_magic'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 686 | csum = csum_ipv6_magic(&iph6->saddr, &iph6->daddr, len, NEXTHDR_ICMP, | ^ drivers/net/ipxlat/packet.c:686:9: note: did you mean 'csum_tcpudp_magic'? arch/hexagon/include/asm/checksum.h:21:9: note: 'csum_tcpudp_magic' declared here 21 | __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr, | ^ arch/hexagon/include/asm/checksum.h:20:27: note: expanded from macro 'csum_tcpudp_magic' 20 | #define csum_tcpudp_magic csum_tcpudp_magic | ^ 1 warning and 1 error generated. vim +/csum_ipv6_magic +686 drivers/net/ipxlat/packet.c 674 675 static int ipxlat_v6_validate_icmp_csum(const struct sk_buff *skb) 676 { 677 struct ipv6hdr *iph6; 678 unsigned int len; 679 __sum16 csum; 680 681 if (skb->ip_summed != CHECKSUM_NONE) 682 return 0; 683 684 iph6 = ipv6_hdr(skb); 685 len = ipxlat_skb_datagram_len(skb); > 686 csum = csum_ipv6_magic(&iph6->saddr, &iph6->daddr, len, NEXTHDR_ICMP, 687 skb_checksum(skb, skb_transport_offset(skb), len, 688 0)); 689 690 return unlikely(csum) ? -EINVAL : 0; 691 } 692 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki