From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) (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 65B67309EF2 for ; Thu, 3 Sep 2026 04:16:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788409014; cv=none; b=PnX22HNjS6EmXUUMUGWLOf+WNKBAvHI6VFa9pFGxDH/QPce6jmB5m06iS1bSId8MTSg12cNF9vJcudrhffWYtQJYPWCV429Rws7+00DZbwbj3s1CQgOQpy7XxZkuIt99G1m4XVRV5gO3ZEcb9XMD5kivzRBe7zmXIXyz3N+wF1c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788409014; c=relaxed/simple; bh=btvvbryGHhi3tqbU5NyUSxLF5+1qpVjizvlU5TMzk0c=; h=Date:From:To:Cc:Subject:Message-ID; b=Ay07LXcCUlwU229Ew8uy3t1Cjh4KnafXex2L67ot88//RCVPGuFiEgmwuKwDc7/QYWRL9i4B9OEZIK/zrMlVP6fscGHKJZdyRK/oC1SX9L+MLYPmI5OcfWcqeLXBt1iSPYlWUoxznhStMOEBBCVImtZWvuJWL1x84vNfFGqhnLc= 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=LIDB783D; arc=none smtp.client-ip=198.175.65.10 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="LIDB783D" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1788409012; x=1819945012; h=date:from:to:cc:subject:message-id; bh=btvvbryGHhi3tqbU5NyUSxLF5+1qpVjizvlU5TMzk0c=; b=LIDB783DRTDLBHMR6mVdtF4YrTtsfteNNGzPWZpA8/B0omsO+1EaXYnt TQP3NVwtp5/iVJ3GiD7F6eqyuOhQX6/5KdcoyGhhTpchsU7xGcQwPU74Q zu4HmEc6k2F/ifIfoxiD1hfh8WTjzNsYOZAR0Sey4AzPVrxt2o66UVO7j 3Md2DC8KEZvvCbClupOhU2pBybE0eopwMoUOgVhqBamkerqS+xQUDcno1 7hQvohxBnRjBdrkPqHM/0ntTbw1xB+aCKtl/H0pVG34YGGyEYG+ajEldk Rug7YiTUMx0kJuz9+OHovMy7W2w91z9idc4naWHbx95ATOqGRWaaikp8y A==; X-CSE-ConnectionGUID: TAbXUev7Sqylmye/fwijTg== X-CSE-MsgGUID: GGNqq9ZKQ+6g8HnTkIpirg== X-IronPort-AV: E=McAfee;i="6800,10657,11894"; a="106244716" X-IronPort-AV: E=Sophos;i="6.25,258,1779174000"; d="scan'208";a="106244716" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Sep 2026 21:16:52 -0700 X-CSE-ConnectionGUID: a7TdtltSTgm+479Ha80G2Q== X-CSE-MsgGUID: vWDNlcsXRimddv7zAd3e+g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,258,1779174000"; d="scan'208";a="293099423" Received: from lkp-server01.sh.intel.com (HELO bfac249b2189) ([10.239.97.150]) by fmviesa002.fm.intel.com with ESMTP; 02 Sep 2026 21:16:51 -0700 Received: from kbuild by bfac249b2189 with local (Exim 4.98.2) (envelope-from ) id 1x1ysa-0000000043C-3E5P; Thu, 03 Sep 2026 04:16:48 +0000 Date: Thu, 03 Sep 2026 12:15:54 +0800 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com Subject: vmlinux.o: error: objtool: folio_zero_user+0x85e: unknown CFA base reg -1 Message-ID: <202609031256.d7zjEQWu-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: :::::: :::::: Manual check reason: "only suspicious fbc files changed" :::::: BCC: lkp@intel.com CC: llvm@lists.linux.dev CC: oe-kbuild-all@lists.linux.dev CC: linux-kernel@vger.kernel.org TO: Josh Poimboeuf tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 89a312991dc6e638a36adc43ccb91dbc25504c04 commit: 1fd1dc41724319406b0aff221a352a400b0ddfc5 objtool: Fix ERROR_INSN() error message date: 6 months ago :::::: branch date: 32 hours ago :::::: commit date: 6 months ago config: x86_64-buildonly-randconfig-004-20260829 (https://download.01.org/0day-ci/archive/20260903/202609031256.d7zjEQWu-lkp@intel.com/config) compiler: clang version 22.1.3 (https://github.com/llvm/llvm-project e9846648fd6183ee6d8cbdb4502213fcf902a211) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260903/202609031256.d7zjEQWu-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 | Fixes: 1fd1dc417243 ("objtool: Fix ERROR_INSN() error message") | Reported-by: kernel test robot | Closes: https://lore.kernel.org/r/202609031256.d7zjEQWu-lkp@intel.com/ All errors (new ones prefixed by >>): vmlinux.o: warning: objtool: ___bpf_prog_run+0x20c: sibling call from callable instruction with modified stack frame vmlinux.o: warning: objtool: folio_zero_user+0x897: undefined stack state >> vmlinux.o: error: objtool: folio_zero_user+0x85e: unknown CFA base reg -1 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki