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Miller" , Jakub Kicinski , Paolo Abeni , Eric Dumazet , Liang Li , Vincent Bernat Subject: Re: [PATCH net 1/4] bonding: fix send_peer_notif overflow In-reply-to: <202304202222.eUq4Xfv8-lkp@intel.com> References: <20230420082230.2968883-2-liuhangbin@gmail.com> <202304202222.eUq4Xfv8-lkp@intel.com> Comments: In-reply-to kernel test robot message dated "Thu, 20 Apr 2023 22:34:12 +0800." X-Mailer: MH-E 8.6+git; nmh 1.6; Emacs 29.0.50 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <27708.1682006380.1@famine> Content-Transfer-Encoding: quoted-printable Date: Thu, 20 Apr 2023 08:59:40 -0700 Message-ID: <27709.1682006380@famine> Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org kernel test robot wrote: >Hi Hangbin, > >kernel test robot noticed the following build errors: > >[auto build test ERROR on net/main] > >url: https://github.com/intel-lab-lkp/linux/commits/Hangbin-Liu/bondin= g-fix-send_peer_notif-overflow/20230420-162411 >patch link: https://lore.kernel.org/r/20230420082230.2968883-2-liuhang= bin%40gmail.com >patch subject: [PATCH net 1/4] bonding: fix send_peer_notif overflow >config: parisc-defconfig (https://download.01.org/0day-ci/archive/2023042= 0/202304202222.eUq4Xfv8-lkp@intel.com/config) >compiler: hppa-linux-gcc (GCC) 12.1.0 >reproduce (this is a W=3D1 build): > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbi= n/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # https://github.com/intel-lab-lkp/linux/commit/5bf7296696ea0aa39= 97bf310fae2aa5cf62a3af5 > git remote add linux-review https://github.com/intel-lab-lkp/linu= x > git fetch --no-tags linux-review Hangbin-Liu/bonding-fix-send_pee= r_notif-overflow/20230420-162411 > git checkout 5bf7296696ea0aa3997bf310fae2aa5cf62a3af5 > # save the config file > mkdir build_dir && cp config build_dir/.config > COMPILER_INSTALL_PATH=3D$HOME/0day COMPILER=3Dgcc-12.1.0 make.cro= ss W=3D1 O=3Dbuild_dir ARCH=3Dparisc olddefconfig > COMPILER_INSTALL_PATH=3D$HOME/0day COMPILER=3Dgcc-12.1.0 make.cro= ss W=3D1 O=3Dbuild_dir ARCH=3Dparisc SHELL=3D/bin/bash > >If you fix the issue, kindly add following tag where applicable >| Reported-by: kernel test robot >| Link: https://lore.kernel.org/oe-kbuild-all/202304202222.eUq4Xfv8-lkp@i= ntel.com/ > >All errors (new ones prefixed by >>, old ones prefixed by <<): > >>> ERROR: modpost: "__umoddi3" [drivers/net/bonding/bonding.ko] undefined= ! I assume this is related to send_peer_notif now being u64 in the modulus at: static bool bond_should_notify_peers(struct bonding *bond) { [...] if (!slave || !bond->send_peer_notif || bond->send_peer_notif % max(1, bond->params.peer_notif_delay) !=3D 0 || but I'm unsure if this is a real coding error, or some issue with the parisc arch specifically? -J --- -Jay Vosburgh, jay.vosburgh@canonical.com