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Peter Anvin" , Paolo Bonzini , Wanpeng Li , Vitaly Kuznetsov , Arnd Bergmann , Jason Baron , Steven Rostedt , Ard Biesheuvel , Frederic Weisbecker , "Paul E. McKenney" , Feng Tang , Andrew Morton , Linux Memory Management List , "Mike Rapoport (IBM)" , Vlastimil Babka , David Hildenbrand , "ndesaulniers@google.com" , Michael Kelley , "Masami Hiramatsu (Google)" Subject: Re: [PATCH 1/5] jump_label,module: Don't alloc static_key_mod for __ro_after_init keys Message-ID: <202311210541.RAdnu4yL-lkp@intel.com> References: <20231120105528.760306-2-vschneid@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231120105528.760306-2-vschneid@redhat.com> X-Stat-Signature: ctnomedi7hc83qharrjagnk89xk9ae8k X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 055FE140011 X-Rspam-User: X-HE-Tag: 1700516307-43392 X-HE-Meta: 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 2IDDhMjF T9zBu/pI7mjEwfmS8TY3lbiPHe9lS4yRw6O6Ug8ooH0Zrs+8OTeW5VAJrkoDIdIwMgFyVZ41RiF9hryIhPCUsQwwVU+z5V9OVx883c7dH2vult7mdTdtv3PtUZKJjkU/8bLRfcYc8y/iw0bhDqNau0jeX62yA935GOZzEvyTKpYNZggIvOxu+l1PRwx39K+dOCa+547KEaFDR0eYmaDiWvT/fmJKqDGsgZY7l7VfLbT4SR2IGPhl/v7JDsbBIbhffTQtTtqKBLr1uVbi7ok5D4YtQN/hVGQ/fE/uPY1fNbxTRNzIobOpamLHCKIFPCPrFr0SjujNN4fTUDA5wKQCPwXuDnix83+DYZ4Ap7madA41UJiMOIwhgI3/fc5O4BvO21zKvHIGsMBOqLj2hRRO5OQhiHswI58MddXtYirZ4p9dJd6wJrN3SS86mZ/ZVBetuNIQwA4I9kjEvZWv3CPtJnTFBy3NFb8iK0sOu 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: List-Subscribe: List-Unsubscribe: Hi Valentin, kernel test robot noticed the following build errors: [auto build test ERROR on tip/x86/core] [also build test ERROR on linus/master v6.7-rc2 next-20231120] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Valentin-Schneider/jump_label-module-Don-t-alloc-static_key_mod-for-__ro_after_init-keys/20231120-190044 base: tip/x86/core patch link: https://lore.kernel.org/r/20231120105528.760306-2-vschneid%40redhat.com patch subject: [PATCH 1/5] jump_label,module: Don't alloc static_key_mod for __ro_after_init keys config: s390-allnoconfig (https://download.01.org/0day-ci/archive/20231121/202311210541.RAdnu4yL-lkp@intel.com/config) compiler: s390-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231121/202311210541.RAdnu4yL-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/202311210541.RAdnu4yL-lkp@intel.com/ All errors (new ones prefixed by >>): init/main.c: In function 'mark_readonly': >> init/main.c:1406:17: error: implicit declaration of function 'jump_label_ro'; did you mean 'jump_label_lock'? [-Werror=implicit-function-declaration] 1406 | jump_label_ro(); | ^~~~~~~~~~~~~ | jump_label_lock cc1: some warnings being treated as errors vim +1406 init/main.c 1394 1395 #ifdef CONFIG_STRICT_KERNEL_RWX 1396 static void mark_readonly(void) 1397 { 1398 if (rodata_enabled) { 1399 /* 1400 * load_module() results in W+X mappings, which are cleaned 1401 * up with call_rcu(). Let's make sure that queued work is 1402 * flushed so that we don't hit false positives looking for 1403 * insecure pages which are W+X. 1404 */ 1405 rcu_barrier(); > 1406 jump_label_ro(); 1407 mark_rodata_ro(); 1408 rodata_test(); 1409 } else 1410 pr_info("Kernel memory protection disabled.\n"); 1411 } 1412 #elif defined(CONFIG_ARCH_HAS_STRICT_KERNEL_RWX) 1413 static inline void mark_readonly(void) 1414 { 1415 pr_warn("Kernel memory protection not selected by kernel config.\n"); 1416 } 1417 #else 1418 static inline void mark_readonly(void) 1419 { 1420 pr_warn("This architecture does not have kernel memory protection.\n"); 1421 } 1422 #endif 1423 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki