Hi Vincenzo, I love your patch! Yet something to improve:
[auto build test ERROR on next-20210125] [cannot apply to arm64/for-next/core xlnx/master arm/for-next soc/for-next kvmarm/next linus/master hnaz-linux-mm/master v5.11-rc6 v5.11-rc5 v5.11-rc4 v5.11-rc6] [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] url: https://github.com/0day-ci/linux/commits/Vincenzo-Frascino/arm64-ARMv8-5-A-MTE-Add-async-mode-support/20210209-080907 base: 59fa6a163ffabc1bf25c5e0e33899e268a96d3cc config: x86_64-randconfig-s021-20210209 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-215-g0fb77bb6-dirty # https://github.com/0day-ci/linux/commit/93bd347e4877e3616f7db64f488ebb469718dd68 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Vincenzo-Frascino/arm64-ARMv8-5-A-MTE-Add-async-mode-support/20210209-080907 git checkout 93bd347e4877e3616f7db64f488ebb469718dd68 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> All errors (new ones prefixed by >>): ld: mm/kasan/report.o: in function `end_report': >> mm/kasan/report.c:90: undefined reference to `kasan_flag_async' >> ld: mm/kasan/report.c:90: undefined reference to `kasan_flag_async' vim +90 mm/kasan/report.c 87 88 static void end_report(unsigned long *flags, unsigned long addr) 89 { > 90 if (!kasan_flag_async) 91 trace_error_report_end(ERROR_DETECTOR_KASAN, addr); 92 pr_err("==================================================================\n"); 93 add_taint(TAINT_BAD_PAGE, LOCKDEP_NOW_UNRELIABLE); 94 spin_unlock_irqrestore(&report_lock, *flags); 95 if (panic_on_warn && !test_bit(KASAN_BIT_MULTI_SHOT, &kasan_flags)) { 96 /* 97 * This thread may hit another WARN() in the panic path. 98 * Resetting this prevents additional WARN() from panicking the 99 * system on this thread. Other threads are blocked by the 100 * panic_mutex in panic(). 101 */ 102 panic_on_warn = 0; 103 panic("panic_on_warn set ...\n"); 104 } 105 #ifdef CONFIG_KASAN_HW_TAGS 106 if (kasan_flag_panic) 107 panic("kasan.fault=panic set ...\n"); 108 #endif 109 kasan_enable_current(); 110 } 111 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
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