From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 83FC02F3C3E for ; Fri, 31 Jul 2026 20:30:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785529807; cv=none; b=h0D0Sgv28TxqANTIWMUVWJeF68S287jxEeNjikdTAwHOgRap2xietvZlwUyaQkb69h0UJ/Gu/J5WobRyUBG7fLgIHFn0HXl57GGshqO5opibudcEzSsu04ydxEQfymue0/qZTS2/mdMm2Rok9Lu7zHTv5dhOOO9dEHEn+qVTlWM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785529807; c=relaxed/simple; bh=RULOuNty4gLh4Av03kezlPA23T7RK4XQ6m679Ta/JC0=; h=Date:From:To:Cc:Subject:Message-ID; b=iETJtIX6XKfHse9rvWLS4wvzjdmBnjTl8He6nu2Z2mijAwlk20UV5fLk3dyNjEn9cd8RWhY5hEeDpVt9d6JJOk3ozDBU62xjvE4tTs1/oS6r0fr93o6E6PBDKKArJewEPVPNr1p24l8oih9oNPTwPZDDBkeRIuI712GJ/uYB2X0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=YMqTFogq; arc=none smtp.client-ip=198.175.65.17 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="YMqTFogq" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1785529806; x=1817065806; h=date:from:to:cc:subject:message-id; bh=RULOuNty4gLh4Av03kezlPA23T7RK4XQ6m679Ta/JC0=; b=YMqTFogq8kR0tpH62u+dfQ2q+plhAWAsHQ2V+u4F+1DAfBMmp2q3SC71 CukOtpke0Gy1F8kV/XSx/HiPNg5ZzFXzqJJBozeGqRXuxm9ylywcYMbWe kWhbLqkfV29Ftjk+R34zOVoWZfPLXujSTAqmotdTLuR09YZQn0XhkfjMu ctQQWLql3ODzMMwPZ3mEyL7EAH9QDVbtXQVf7+bxPDGo/yJRVelYMyPzQ 05JgcdeJWI412tUq3/NxxS9+n+KM9dT715ElNS536CTEmXo6ePFcoIfaV RDpEeT5tsmqcqD6iNaIO416dFzrHPEU38ZT9cX0RH86mUe8rV7FVpT9rR g==; X-CSE-ConnectionGUID: 3YRbCSIhTBKA4YL+hHZhEw== X-CSE-MsgGUID: Mx8eGaMOQGyswvqeEx9ttw== X-IronPort-AV: E=McAfee;i="6800,10657,11861"; a="86175764" X-IronPort-AV: E=Sophos;i="6.25,197,1779174000"; d="scan'208";a="86175764" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by orvoesa109.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Jul 2026 13:30:04 -0700 X-CSE-ConnectionGUID: Ou2xad8RQ1WRLraWEPjgPg== X-CSE-MsgGUID: aTt5vhkyR2W46VUvPfNc+A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,197,1779174000"; d="scan'208";a="258869353" Received: from lkp-server01.sh.intel.com (HELO 6eda058d650d) ([10.239.97.150]) by orviesa006.jf.intel.com with ESMTP; 31 Jul 2026 13:30:02 -0700 Received: from kbuild by 6eda058d650d with local (Exim 4.98.2) (envelope-from ) id 1wptrj-000000002C7-3KlE; Fri, 31 Jul 2026 20:29:59 +0000 Date: Sat, 01 Aug 2026 04:29:09 +0800 From: kernel test robot To: Greg Ungerer Cc: oe-kbuild-all@lists.linux.dev, linux-m68k@lists.linux-m68k.org, uclinux-dev@uclinux.org Subject: [gerg-m68knommu:armnommu 3/3] arch/arm/mm/alignment.c:776:25: sparse: sparse: incorrect type in argument 1 (different address spaces) Message-ID: <202608010410.aN1TXznM-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: linux-m68k@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu.git armnommu head: c3abc5777e04ce2e70f0d1f870409b9332e3b8ea commit: c3abc5777e04ce2e70f0d1f870409b9332e3b8ea [3/3] ARM: versatile: support configuring versatile machine for no-MMU config: arm-randconfig-r133-20260731 (https://download.01.org/0day-ci/archive/20260801/202608010410.aN1TXznM-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 8.5.0 sparse: v0.6.5-rc1 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260801/202608010410.aN1TXznM-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/202608010410.aN1TXznM-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> arch/arm/mm/alignment.c:776:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got unsigned int [usertype] *ip @@ arch/arm/mm/alignment.c:776:25: sparse: expected void const volatile [noderef] __user *ptr arch/arm/mm/alignment.c:776:25: sparse: got unsigned int [usertype] *ip >> arch/arm/mm/alignment.c:791:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got unsigned short [usertype] *ip @@ arch/arm/mm/alignment.c:791:25: sparse: expected void const volatile [noderef] __user *ptr arch/arm/mm/alignment.c:791:25: sparse: got unsigned short [usertype] *ip vim +776 arch/arm/mm/alignment.c c2860d43f5dfab George G. Davis 2009-06-04 769 1bb9fb0a147f9d Russell King 2019-09-06 770 static int alignment_get_arm(struct pt_regs *regs, u32 *ip, u32 *inst) 67e15fa5b487ad Russell King 2019-08-31 771 { 67e15fa5b487ad Russell King 2019-08-31 772 u32 instr = 0; 67e15fa5b487ad Russell King 2019-08-31 773 int fault; 67e15fa5b487ad Russell King 2019-08-31 774 67e15fa5b487ad Russell King 2019-08-31 775 if (user_mode(regs)) 67e15fa5b487ad Russell King 2019-08-31 @776 fault = get_user(instr, ip); 67e15fa5b487ad Russell King 2019-08-31 777 else 25f12ae45fc193 Christoph Hellwig 2020-06-17 778 fault = get_kernel_nofault(instr, ip); 67e15fa5b487ad Russell King 2019-08-31 779 67e15fa5b487ad Russell King 2019-08-31 780 *inst = __mem_to_opcode_arm(instr); 67e15fa5b487ad Russell King 2019-08-31 781 67e15fa5b487ad Russell King 2019-08-31 782 return fault; 67e15fa5b487ad Russell King 2019-08-31 783 } 67e15fa5b487ad Russell King 2019-08-31 784 67e15fa5b487ad Russell King 2019-08-31 785 static int alignment_get_thumb(struct pt_regs *regs, u16 *ip, u16 *inst) 67e15fa5b487ad Russell King 2019-08-31 786 { 67e15fa5b487ad Russell King 2019-08-31 787 u16 instr = 0; 67e15fa5b487ad Russell King 2019-08-31 788 int fault; 67e15fa5b487ad Russell King 2019-08-31 789 67e15fa5b487ad Russell King 2019-08-31 790 if (user_mode(regs)) 67e15fa5b487ad Russell King 2019-08-31 @791 fault = get_user(instr, ip); 67e15fa5b487ad Russell King 2019-08-31 792 else 25f12ae45fc193 Christoph Hellwig 2020-06-17 793 fault = get_kernel_nofault(instr, ip); 67e15fa5b487ad Russell King 2019-08-31 794 67e15fa5b487ad Russell King 2019-08-31 795 *inst = __mem_to_opcode_thumb16(instr); 67e15fa5b487ad Russell King 2019-08-31 796 67e15fa5b487ad Russell King 2019-08-31 797 return fault; 67e15fa5b487ad Russell King 2019-08-31 798 } 67e15fa5b487ad Russell King 2019-08-31 799 :::::: The code at line 776 was first introduced by commit :::::: 67e15fa5b487adb9b78a92789eeff2d6ec8f5cee ARM: mm: fix alignment handler faults under memory pressure :::::: TO: Russell King :::::: CC: Russell King -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki