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Thu, 08 Jun 2023 16:35:27 +0000 Date: Fri, 9 Jun 2023 00:34:43 +0800 From: kernel test robot To: Hannes Reinecke Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Damien Le Moal Subject: drivers/ata/libata-eh.c:2411:6: warning: stack frame size (2288) exceeds limit (2048) in 'ata_eh_report' Message-ID: <202306090021.YucfHGtk-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Hannes, First bad commit (maybe != root cause): tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 5f63595ebd82f56a2dd36ca013dd7f5ff2e2416a commit: 742bef476ca5352b16063161fb73a56629a6d995 ata: libata: move ata_{port,link,dev}_dbg to standard pr_XXX() macros date: 1 year, 5 months ago config: riscv-randconfig-r012-20230608 (https://download.01.org/0day-ci/archive/20230609/202306090021.YucfHGtk-lkp@intel.com/config) compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project.git f28c006a5895fc0e329fe15fead81e37457cb1d1) reproduce (this is a W=1 build): mkdir -p ~/bin wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install riscv cross compiling tool for clang build # apt-get install binutils-riscv64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=742bef476ca5352b16063161fb73a56629a6d995 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 742bef476ca5352b16063161fb73a56629a6d995 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=riscv olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash drivers/ata/ drivers/gpu/drm/ drivers/hid/ drivers/media/tuners/ lib/ 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/202306090021.YucfHGtk-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/ata/libata-eh.c:2411:6: warning: stack frame size (2288) exceeds limit (2048) in 'ata_eh_report' [-Wframe-larger-than] void ata_eh_report(struct ata_port *ap) ^ drivers/ata/libata-eh.c:3550:5: warning: stack frame size (4320) exceeds limit (2048) in 'ata_eh_recover' [-Wframe-larger-than] int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset, ^ 2 warnings generated. -- >> drivers/ata/libata-pmp.c:915:12: warning: stack frame size (3296) exceeds limit (2048) in 'sata_pmp_eh_recover' [-Wframe-larger-than] static int sata_pmp_eh_recover(struct ata_port *ap) ^ 1 warning generated. vim +/ata_eh_report +2411 drivers/ata/libata-eh.c 022bdb075b9e1f drivers/scsi/libata-eh.c Tejun Heo 2006-05-15 2401 9b1e2658faf3f3 drivers/ata/libata-eh.c Tejun Heo 2007-08-06 2402 /** 9b1e2658faf3f3 drivers/ata/libata-eh.c Tejun Heo 2007-08-06 2403 * ata_eh_report - report error handling to user 9b1e2658faf3f3 drivers/ata/libata-eh.c Tejun Heo 2007-08-06 2404 * @ap: ATA port to report EH about 9b1e2658faf3f3 drivers/ata/libata-eh.c Tejun Heo 2007-08-06 2405 * 9b1e2658faf3f3 drivers/ata/libata-eh.c Tejun Heo 2007-08-06 2406 * Report EH to user. 9b1e2658faf3f3 drivers/ata/libata-eh.c Tejun Heo 2007-08-06 2407 * 9b1e2658faf3f3 drivers/ata/libata-eh.c Tejun Heo 2007-08-06 2408 * LOCKING: 9b1e2658faf3f3 drivers/ata/libata-eh.c Tejun Heo 2007-08-06 2409 * None. 9b1e2658faf3f3 drivers/ata/libata-eh.c Tejun Heo 2007-08-06 2410 */ fb7fd61454c868 drivers/ata/libata-eh.c Tejun Heo 2007-09-23 @2411 void ata_eh_report(struct ata_port *ap) 9b1e2658faf3f3 drivers/ata/libata-eh.c Tejun Heo 2007-08-06 2412 { 9b1e2658faf3f3 drivers/ata/libata-eh.c Tejun Heo 2007-08-06 2413 struct ata_link *link; 9b1e2658faf3f3 drivers/ata/libata-eh.c Tejun Heo 2007-08-06 2414 1eca4365be25c5 drivers/ata/libata-eh.c Tejun Heo 2008-11-03 2415 ata_for_each_link(link, ap, HOST_FIRST) 9b1e2658faf3f3 drivers/ata/libata-eh.c Tejun Heo 2007-08-06 2416 ata_eh_link_report(link); 9b1e2658faf3f3 drivers/ata/libata-eh.c Tejun Heo 2007-08-06 2417 } 9b1e2658faf3f3 drivers/ata/libata-eh.c Tejun Heo 2007-08-06 2418 :::::: The code at line 2411 was first introduced by commit :::::: fb7fd61454c8681cd2621051a710b78a00369203 libata-pmp-prep: make a number of functions global to libata :::::: TO: Tejun Heo :::::: CC: Jeff Garzik -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki