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X-CSE-ConnectionGUID: A/CFJ1XRTkqinKi613nK+Q== X-CSE-MsgGUID: T5KaacTqSwi/QtefxhQkew== X-IronPort-AV: E=McAfee;i="6800,10657,11801"; a="80112665" X-IronPort-AV: E=Sophos;i="6.24,177,1774335600"; d="scan'208";a="80112665" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 May 2026 02:13:51 -0700 X-CSE-ConnectionGUID: mDD6+TLDRNeHEF6Qv2iPgw== X-CSE-MsgGUID: UrfCGkIIQG23p/OWwKiWPQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,177,1774335600"; d="scan'208";a="240528979" Received: from igk-lkp-server01.igk.intel.com (HELO 892db79562d4) ([10.211.93.152]) by fmviesa008.fm.intel.com with ESMTP; 30 May 2026 02:13:47 -0700 Received: from kbuild by 892db79562d4 with local (Exim 4.98.2) (envelope-from ) id 1wTFlJ-00000000169-0kTS; Sat, 30 May 2026 09:13:45 +0000 Date: Sat, 30 May 2026 11:13:18 +0200 From: kernel test robot To: Neil Spring , netdev@vger.kernel.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, edumazet@google.com, ncardwell@google.com, kuniyu@google.com, davem@davemloft.net, kuba@kernel.org, dsahern@kernel.org, pabeni@redhat.com, horms@kernel.org, shuah@kernel.org, linux-kselftest@vger.kernel.org, ntspring@meta.com, bpf@vger.kernel.org, martin.lau@linux.dev, daniel@iogearbox.net Subject: Re: [PATCH net-next v10 2/2] selftests: net: add local ECMP rehash test Message-ID: <202605301121.q28WSYib-lkp@intel.com> References: <20260529160136.1010064-3-ntspring@meta.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260529160136.1010064-3-ntspring@meta.com> Hi Neil, 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/Neil-Spring/tcp-rehash-onto-different-local-ECMP-path-on-retransmit-timeout/20260530-005334 base: net-next/main patch link: https://lore.kernel.org/r/20260529160136.1010064-3-ntspring%40meta.com patch subject: [PATCH net-next v10 2/2] selftests: net: add local ECMP rehash test config: x86_64-kexec (https://download.01.org/0day-ci/archive/20260530/202605301121.q28WSYib-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260530/202605301121.q28WSYib-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/202605301121.q28WSYib-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from drivers/net/slip/slhc.c:74: >> include/net/tcp.h:2557:2: error: call to undeclared function 'tcp_synq_overflow'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 2557 | tcp_synq_overflow(sk); | ^ 1 error generated. -- In file included from drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c:48: >> include/net/tcp.h:2557:2: error: call to undeclared function 'tcp_synq_overflow'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 2557 | tcp_synq_overflow(sk); | ^ drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c:15197:26: warning: shift count >= width of type [-Wshift-count-overflow] 15197 | bp->cyclecounter.mask = CYCLECOUNTER_MASK(64); | ^~~~~~~~~~~~~~~~~~~~~ include/linux/timecounter.h:14:59: note: expanded from macro 'CYCLECOUNTER_MASK' 14 | #define CYCLECOUNTER_MASK(bits) (u64)((bits) < 64 ? ((1ULL<<(bits))-1) : -1) | ^ ~~~~~~ 1 warning and 1 error generated. vim +/tcp_synq_overflow +2557 include/net/tcp.h 2554 2555 static inline void cookie_record_sent(const struct sock *sk) 2556 { > 2557 tcp_synq_overflow(sk); 2558 __NET_INC_STATS(sock_net(sk), LINUX_MIB_SYNCOOKIESSENT); 2559 } 2560 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki