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charset=us-ascii Content-Disposition: inline In-Reply-To: <20261015-vsprintf_kallsym-v3-1-c175c27f38b7@linutronix.de> X-Rspamd-Queue-Id: 09F9780008 X-Rspam-User: X-Rspamd-Server: rspam05 X-Stat-Signature: x3c7gu334oc3hs4dmhsgcwgaq7bjeu48 X-HE-Tag: 1792121379-973177 X-HE-Meta: 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 2vH5JAyr GO8AMLUxduJ4XA/ndSZUdDjgZ5J7r4GrP/gOZ1Pkj3vxphHxQwbZwNzWWaKuJi276fqF3BALGg2puLvhxbO9G75FXRqT75TRPvW2oN6zsq1A3eFeE3LNbb3DF0eqwEHr9FtLH/aLnRAgpDGwJUJ6sH2phDzjCNorTLag4ArSSqHSxfLaDqQUzPzugkjqzNNLKiUaYHGZVUpauLsJvjJVOvN/EBHYqcIt+Z0lC1Zr9bNMCDPsfjeBHEEiWG5Yirp/sXjlw+0jMyt3K15Yg1Pw+Y+vf9YW0dsVDSv7g4AB6stuS7lksWW2aw0Gph8lV34DYnU6itJATlzszewQ= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Sebastian, kernel test robot noticed the following build warnings: [auto build test WARNING on ec8bf8280261294a9b9b4520414b42704c7f9f6b] url: https://github.com/intel-lab-lkp/linux/commits/Sebastian-Andrzej-Siewior/vsprintf-Don-t-leak-pointers-for-ps-without-KALLSYMS-enabled/20261015-180648 base: ec8bf8280261294a9b9b4520414b42704c7f9f6b patch link: https://lore.kernel.org/r/20261015-vsprintf_kallsym-v3-1-c175c27f38b7%40linutronix.de patch subject: [PATCH v3 1/2] vsprintf: Don't leak pointers for %ps without KALLSYMS enabled config: openrisc-defconfig (https://download.01.org/0day-ci/archive/20261016/202610161107.ckH3ptvE-lkp@intel.com/config) compiler: or1k-linux-gcc (GCC) 16.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261016/202610161107.ckH3ptvE-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/202610161107.ckH3ptvE-lkp@intel.com/ All warnings (new ones prefixed by >>): lib/vsprintf.c: In function 'symbol_string': >> lib/vsprintf.c:988:23: warning: variable 'value' set but not used [-Wunused-but-set-variable=] 988 | unsigned long value; | ^~~~~ vim +/value +988 lib/vsprintf.c 1031bc589228ca3 Dmitry Monakhov 2015-04-13 983 cf3b429b03e827c Joe Perches 2010-05-24 984 static noinline_for_stack cf3b429b03e827c Joe Perches 2010-05-24 985 char *symbol_string(char *buf, char *end, void *ptr, b0d33c2bd77bcf2 Joe Perches 2012-12-12 986 struct printf_spec spec, const char *fmt) 0fe1ef24f7bd002 Linus Torvalds 2008-07-06 987 { b0d33c2bd77bcf2 Joe Perches 2012-12-12 @988 unsigned long value; 0fe1ef24f7bd002 Linus Torvalds 2008-07-06 989 #ifdef CONFIG_KALLSYMS 0fe1ef24f7bd002 Linus Torvalds 2008-07-06 990 char sym[KSYM_SYMBOL_LEN]; b0d33c2bd77bcf2 Joe Perches 2012-12-12 991 #endif b0d33c2bd77bcf2 Joe Perches 2012-12-12 992 b0d33c2bd77bcf2 Joe Perches 2012-12-12 993 if (fmt[1] == 'R') b0d33c2bd77bcf2 Joe Perches 2012-12-12 994 ptr = __builtin_extract_return_addr(ptr); b0d33c2bd77bcf2 Joe Perches 2012-12-12 995 value = (unsigned long)ptr; b0d33c2bd77bcf2 Joe Perches 2012-12-12 996 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki