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(envelope-from ) id 1pmfBg-000Xyz-2T; Wed, 12 Apr 2023 18:27:20 +0000 Date: Thu, 13 Apr 2023 02:27:19 +0800 From: kernel test robot To: Alexander Potapenko Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, urezki@gmail.com, hch@infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, akpm@linux-foundation.org, elver@google.com, dvyukov@google.com, kasan-dev@googlegroups.com, Dipanjan Das Subject: Re: [PATCH 1/2] mm: kmsan: handle alloc failures in kmsan_vmap_pages_range_noflush() Message-ID: <202304130223.epEIvA1E-lkp@intel.com> References: <20230412145300.3651840-1-glider@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230412145300.3651840-1-glider@google.com> X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: BD387140005 X-Stat-Signature: to8cimwjmppzcwe8zir3rk1rf7s79dm6 X-HE-Tag: 1681324055-947066 X-HE-Meta: U2FsdGVkX1+Al/AkOrUDgyq8tVyCYDgA4vY0yJjLRyp2PP8/k0B6OnhpGPDvz7JI612StU9LrdN4jmPxFrAE8wP2wKaLKL+5qCi6IrqiFdjr7V8eCVY3pTk4ppFSnknE56IgKnleMsERvO2DApR8vc5A/TZDmUN8SNLfTsbHxADOvJGHQcic0A19TFKBifT0aZqbzmciI5Pc5I121MQCuif3S/Xex9kGRGzRQzv3aH1UQs9rfF3iqnpjNHXwlI6j75svTu5G27R/dVK8+wuXG4SM5hvFR0fyU/4kiGK2mGm5LL5imp1HZ3WOFl5O4f61rUteDpQkf6Itw+zoyc27iYEJqQ90S/w3UsShEdan8U9nTsu7fxoONP/vU1YX473DQWstdpDgswNZRGDl+Hj1bvwx0Zp6wM5pTWo0hq0V3f6eeqnoJhx/k5IgMvcMkEytvY4VR16CiUa/a16joQjlQwBg37PZabk9lNgSLy/pnq1IuvRTc0BzeNnEMxlrX5vKNeN5bgcKBCnXeJOpoQaovdCg0LY6O5nZVIm8FknpCRzbm4ZKRAnlqQ1DIYMRkrp8uVwvjbQY3TyHROLC9QVjFBsQ/q5P8Vpr61nqGOtvD17Q6Q9Iv4OTg2d8jGUjA12ER/4q9NjQa+FjNR5X56gsCYx6mBALcnUsZU9mah1cR6riasTSrBUerXbHoW3lPjJNydEZhWov9SlERSDic6mde/Qsqe+17y8udyJdb4/ricuMmVBnbC2nW8Dx6e8UXK3hnLVfzFXLhfQmw8nEPgDOglb3nTgTxT5pezLRkFeH60TWHQyPPbd2l+8sK3YLIL9cp0+6swB+QWVnEIEWL/3ZEWv+q2ozbTTT1+VsoQGFD7HhETqCQ9tP/SeXCgrS3mAVXZrc0zsSTmpnShEbVgdjTHZbLfGXMOnZ+XKFN9TaZgH0Z3xwqktwwDr2YADJ1COvebNdwI57EFcuwarB9WG ctot/TxV 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hi Alexander, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] url: https://github.com/intel-lab-lkp/linux/commits/Alexander-Potapenko/mm-kmsan-handle-alloc-failures-in-kmsan_ioremap_page_range/20230412-225414 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20230412145300.3651840-1-glider%40google.com patch subject: [PATCH 1/2] mm: kmsan: handle alloc failures in kmsan_vmap_pages_range_noflush() config: i386-randconfig-a013 (https://download.01.org/0day-ci/archive/20230413/202304130223.epEIvA1E-lkp@intel.com/config) compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel-lab-lkp/linux/commit/f8f0837563234abfae564b24278879d42d52a6e8 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Alexander-Potapenko/mm-kmsan-handle-alloc-failures-in-kmsan_ioremap_page_range/20230412-225414 git checkout f8f0837563234abfae564b24278879d42d52a6e8 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 prepare If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot | Link: https://lore.kernel.org/oe-kbuild-all/202304130223.epEIvA1E-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from arch/x86/kernel/asm-offsets.c:14: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:22: In file included from include/linux/writeback.h:13: In file included from include/linux/blk_types.h:10: In file included from include/linux/bvec.h:10: In file included from include/linux/highmem.h:9: >> include/linux/kmsan.h:291:1: error: non-void function does not return a value [-Werror,-Wreturn-type] } ^ 1 error generated. make[2]: *** [scripts/Makefile.build:114: arch/x86/kernel/asm-offsets.s] Error 1 make[2]: Target 'prepare' not remade because of errors. make[1]: *** [Makefile:1286: prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:226: __sub-make] Error 2 make: Target 'prepare' not remade because of errors. vim +291 include/linux/kmsan.h 68ef169a1dd20d Alexander Potapenko 2022-09-15 284 f8f0837563234a Alexander Potapenko 2023-04-12 285 static inline int kmsan_vmap_pages_range_noflush(unsigned long start, b073d7f8aee4eb Alexander Potapenko 2022-09-15 286 unsigned long end, b073d7f8aee4eb Alexander Potapenko 2022-09-15 287 pgprot_t prot, b073d7f8aee4eb Alexander Potapenko 2022-09-15 288 struct page **pages, b073d7f8aee4eb Alexander Potapenko 2022-09-15 289 unsigned int page_shift) b073d7f8aee4eb Alexander Potapenko 2022-09-15 290 { b073d7f8aee4eb Alexander Potapenko 2022-09-15 @291 } b073d7f8aee4eb Alexander Potapenko 2022-09-15 292 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests