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X-IronPort-AV: E=McAfee;i="6400,9594,10440"; a="279068187" X-IronPort-AV: E=Sophos;i="5.93,240,1654585200"; d="scan'208";a="279068187" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Aug 2022 19:27:45 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,240,1654585200"; d="scan'208";a="639856793" Received: from lkp-server02.sh.intel.com (HELO 3d2a4d02a2a9) ([10.239.97.151]) by orsmga001.jf.intel.com with ESMTP; 15 Aug 2022 19:27:43 -0700 Received: from kbuild by 3d2a4d02a2a9 with local (Exim 4.96) (envelope-from ) id 1oNmIw-0001NS-31; Tue, 16 Aug 2022 02:27:42 +0000 Date: Tue, 16 Aug 2022 10:27:22 +0800 From: kernel test robot To: Peter Zijlstra Cc: kbuild-all@lists.01.org, Ammar Faizi , GNU/Weeb Mailing List , linux-kernel@vger.kernel.org, Thomas Gleixner Subject: [ammarfaizi2-block:tglx/devel/depthtracking 33/59] vmlinux.o: warning: objtool: __asan_load1+0x4e: return with UACCESS disabled from a UACCESS-safe function Message-ID: <202208161059.g8xuz85y-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline List-Id: tree: https://github.com/ammarfaizi2/linux-block tglx/devel/depthtracking head: 9bbf33b92f4c755dd56f4d9bc1b40e94fdd1fff7 commit: c5803edfd11acd1bb56cd1878381c0c8b0902828 [33/59] objtool: Fix find_{symbol,func}_containing() config: x86_64-randconfig-c002-20220815 (https://download.01.org/0day-ci/archive/20220816/202208161059.g8xuz85y-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-5) 11.3.0 reproduce (this is a W=1 build): # https://github.com/ammarfaizi2/linux-block/commit/c5803edfd11acd1bb56cd1878381c0c8b0902828 git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block tglx/devel/depthtracking git checkout c5803edfd11acd1bb56cd1878381c0c8b0902828 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> vmlinux.o: warning: objtool: __asan_load1+0x4e: return with UACCESS disabled from a UACCESS-safe function vmlinux.o: warning: objtool: __asan_store1_noabort+0x51: return with UACCESS enabled vmlinux.o: warning: objtool: __asan_load2+0x74: return with UACCESS disabled from a UACCESS-safe function vmlinux.o: warning: objtool: __asan_store2_noabort+0x77: return with UACCESS enabled vmlinux.o: warning: objtool: __asan_load4_noabort+0x73: return with UACCESS enabled vmlinux.o: warning: objtool: __asan_store4_noabort+0x76: return with UACCESS enabled vmlinux.o: warning: objtool: __asan_load8_noabort+0x7c: return with UACCESS enabled vmlinux.o: warning: objtool: __asan_store8_noabort+0x7f: return with UACCESS enabled vmlinux.o: warning: objtool: __asan_load16+0x6d: return with UACCESS disabled from a UACCESS-safe function vmlinux.o: warning: objtool: __asan_store16+0x70: return with UACCESS disabled from a UACCESS-safe function >> vmlinux.o: warning: objtool: __asan_loadN+0x14: return with UACCESS disabled from a UACCESS-safe function vmlinux.o: warning: objtool: __asan_storeN_noabort+0x17: return with UACCESS enabled objdump-func vmlinux.o __asan_load1: 0000 00000000004af802 <__asan_load1>: 0000 4af802: f3 0f 1e fa endbr64 0004 4af806: 55 push %rbp 0005 4af807: 48 89 e5 mov %rsp,%rbp 0008 4af80a: 48 8b 4d 08 mov 0x8(%rbp),%rcx 000c 4af80e: 48 83 ff ff cmp $0xffffffffffffffff,%rdi 0010 4af812: 74 2f je 4af843 <__asan_load1+0x41> 0012 4af814: 48 b8 ff ff ff ff ff 7f ff ff movabs $0xffff7fffffffffff,%rax 001c 4af81e: 48 39 c7 cmp %rax,%rdi 001f 4af821: 76 20 jbe 4af843 <__asan_load1+0x41> 0021 4af823: 48 89 fa mov %rdi,%rdx 0024 4af826: b8 ff ff 37 00 mov $0x37ffff,%eax 0029 4af82b: 48 c1 ea 03 shr $0x3,%rdx 002d 4af82f: 48 c1 e0 2a shl $0x2a,%rax 0031 4af833: 8a 04 02 mov (%rdx,%rax,1),%al 0034 4af836: 84 c0 test %al,%al 0036 4af838: 74 15 je 4af84f <__asan_load1+0x4d> 0038 4af83a: 89 fa mov %edi,%edx 003a 4af83c: 83 e2 07 and $0x7,%edx 003d 4af83f: 38 d0 cmp %dl,%al 003f 4af841: 7f 0c jg 4af84f <__asan_load1+0x4d> 0041 4af843: 31 d2 xor %edx,%edx 0043 4af845: be 01 00 00 00 mov $0x1,%esi 0048 4af84a: e8 00 00 00 00 call 4af84f <__asan_load1+0x4d> 4af84b: R_X86_64_PLT32 kasan_report-0x4 004d 4af84f: 5d pop %rbp 004e 4af850: c3 ret 004f 4af851: cc int3 -- 0-DAY CI Kernel Test Service https://01.org/lkp