tree: https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless-testing... master head: 3cbd2cabbd29fd3883bfd479b44e7059139fe2ea commit: 3cbd2cabbd29fd3883bfd479b44e7059139fe2ea [6/6] Add localversion to identify builds from this tree config: ia64-randconfig-r005-20200519 (attached as .config) compiler: ia64-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 3cbd2cabbd29fd3883bfd479b44e7059139fe2ea # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>, old ones prefixed by <<): drivers/net/ethernet/pensando/ionic/ionic_main.c: In function 'ionic_identify': 433 | strncpy(ident->drv.driver_ver_str, UTS_RELEASE, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 434 | sizeof(ident->drv.driver_ver_str) - 1); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/strncpy +433 drivers/net/ethernet/pensando/ionic/ionic_main.c fbfb8031533c92 Shannon Nelson 2019-09-03 422 fbfb8031533c92 Shannon Nelson 2019-09-03 423 int ionic_identify(struct ionic *ionic) fbfb8031533c92 Shannon Nelson 2019-09-03 424 { fbfb8031533c92 Shannon Nelson 2019-09-03 425 struct ionic_identity *ident = &ionic->ident; fbfb8031533c92 Shannon Nelson 2019-09-03 426 struct ionic_dev *idev = &ionic->idev; fbfb8031533c92 Shannon Nelson 2019-09-03 427 size_t sz; fbfb8031533c92 Shannon Nelson 2019-09-03 428 int err; fbfb8031533c92 Shannon Nelson 2019-09-03 429 fbfb8031533c92 Shannon Nelson 2019-09-03 430 memset(ident, 0, sizeof(*ident)); fbfb8031533c92 Shannon Nelson 2019-09-03 431 fbfb8031533c92 Shannon Nelson 2019-09-03 432 ident->drv.os_type = cpu_to_le32(IONIC_OS_TYPE_LINUX); 1fcbebf115d9ce Shannon Nelson 2020-03-06 @433 strncpy(ident->drv.driver_ver_str, UTS_RELEASE, fbfb8031533c92 Shannon Nelson 2019-09-03 434 sizeof(ident->drv.driver_ver_str) - 1); fbfb8031533c92 Shannon Nelson 2019-09-03 435 fbfb8031533c92 Shannon Nelson 2019-09-03 436 mutex_lock(&ionic->dev_cmd_lock); fbfb8031533c92 Shannon Nelson 2019-09-03 437 fbfb8031533c92 Shannon Nelson 2019-09-03 438 sz = min(sizeof(ident->drv), sizeof(idev->dev_cmd_regs->data)); fbfb8031533c92 Shannon Nelson 2019-09-03 439 memcpy_toio(&idev->dev_cmd_regs->data, &ident->drv, sz); fbfb8031533c92 Shannon Nelson 2019-09-03 440 fbfb8031533c92 Shannon Nelson 2019-09-03 441 ionic_dev_cmd_identify(idev, IONIC_IDENTITY_VERSION_1); fbfb8031533c92 Shannon Nelson 2019-09-03 442 err = ionic_dev_cmd_wait(ionic, DEVCMD_TIMEOUT); fbfb8031533c92 Shannon Nelson 2019-09-03 443 if (!err) { fbfb8031533c92 Shannon Nelson 2019-09-03 444 sz = min(sizeof(ident->dev), sizeof(idev->dev_cmd_regs->data)); fbfb8031533c92 Shannon Nelson 2019-09-03 445 memcpy_fromio(&ident->dev, &idev->dev_cmd_regs->data, sz); fbfb8031533c92 Shannon Nelson 2019-09-03 446 } fbfb8031533c92 Shannon Nelson 2019-09-03 447 fbfb8031533c92 Shannon Nelson 2019-09-03 448 mutex_unlock(&ionic->dev_cmd_lock); fbfb8031533c92 Shannon Nelson 2019-09-03 449 fbfb8031533c92 Shannon Nelson 2019-09-03 450 if (err) fbfb8031533c92 Shannon Nelson 2019-09-03 451 goto err_out_unmap; fbfb8031533c92 Shannon Nelson 2019-09-03 452 fbfb8031533c92 Shannon Nelson 2019-09-03 453 ionic_debugfs_add_ident(ionic); fbfb8031533c92 Shannon Nelson 2019-09-03 454 fbfb8031533c92 Shannon Nelson 2019-09-03 455 return 0; fbfb8031533c92 Shannon Nelson 2019-09-03 456 fbfb8031533c92 Shannon Nelson 2019-09-03 457 err_out_unmap: fbfb8031533c92 Shannon Nelson 2019-09-03 458 return err; fbfb8031533c92 Shannon Nelson 2019-09-03 459 } fbfb8031533c92 Shannon Nelson 2019-09-03 460 :::::: The code at line 433 was first introduced by commit :::::: 1fcbebf115d9ce077c2ba5ecfb521cc1eedcb467 ionic: drop ethtool driver version :::::: TO: Shannon Nelson <snelson(a)pensando.io&gt; :::::: CC: David S. Miller <davem(a)davemloft.net&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org