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X-CSE-ConnectionGUID: J6mkiiiFSiC2EmZZfcJobA== X-CSE-MsgGUID: huCB/X0eRPS1rhJOvgaiaA== X-IronPort-AV: E=McAfee;i="6800,10657,11719"; a="73660052" X-IronPort-AV: E=Sophos;i="6.21,324,1763452800"; d="scan'208";a="73660052" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by orvoesa109.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Mar 2026 06:24:07 -0800 X-CSE-ConnectionGUID: uzbeTbSRRRakzTp6nigDog== X-CSE-MsgGUID: 15Rp0FUNTGS/1QZm+UiaJg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,324,1763452800"; d="scan'208";a="223020477" Received: from abityuts-desk.ger.corp.intel.com (HELO localhost) ([10.245.245.127]) by fmviesa005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Mar 2026 06:24:03 -0800 Date: Wed, 4 Mar 2026 16:24:00 +0200 From: Andy Shevchenko To: kernel test robot , Kees Cook , Ard Biesheuvel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Geert Uytterhoeven Cc: Dmitry Antipov , oe-kbuild-all@lists.linux.dev, David Hildenbrand , Andrew Morton , Linux Memory Management List Subject: Re: [akpm-mm:mm-nonmm-unstable 49/110] __efistub_cmdline.c:undefined reference to `__efistub___lshrdi3' Message-ID: References: <202603041925.KLKqpK6N-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo X-Rspam-User: X-Stat-Signature: fyuqgknjmoqpnsq4fhzchntqyg3qfx3g X-Rspamd-Queue-Id: 50728C0005 X-Rspamd-Server: rspam03 X-HE-Tag: 1772634247-406674 X-HE-Meta: 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 sWweFlKI TbuZNnyJf+1B1LY0NtvdRayhDqS9AzgD/4D5l2ZWWbDzjz3AX7BGZmrAu/aPXTYaLPezxc/2faelZRgOypasiaFLfA0uZ0A255VB3G0sZiN0ZGUzlP2H9ueq2Q9HWQkXZGM8FBFQNupEyKF6I8Ti3mtciQlCn2Q1Oq3PQUC7kWzLuy6rmox9qO0KStjavNnlF0SbsmTxY9HsilTfp/4Jg7ZAD7objrWZRoXnieVNQGTFPqjTEkfFfLCf3okOpn35HhPSlqEvdWXuRiAfoNEdllaD/UGj9znAdmHlxtfJJHL3STKPTDZjesA8U6Ihth8j8B14Lb9u5r4u3/GTlEEDry09/tYIBxYyYgKxu6gseOQAGdMOvO4zoGRRnymVYIuYw3bU0hX7ZpD90NrrWe5pKNmGWN2BvdjsPbV6/yqzxzXb/A30= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: And since it's riscv, adding people from there. It might be that they simply need to include the corresponding library to their architecture builds (we have lib/lshrdi3.c) On Wed, Mar 04, 2026 at 04:12:57PM +0200, Andy Shevchenko wrote: > On Wed, Mar 04, 2026 at 07:29:09PM +0800, kernel test robot wrote: > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-nonmm-unstable > > head: 09c4ad73ba08ac959a6afb5e019826743837e0aa > > commit: 7c5bff091374a7980431237af80e6da21dce74fe [49/110] lib: fix memparse() to handle overflow > > config: riscv-randconfig-001-20260304 (https://download.01.org/0day-ci/archive/20260304/202603041925.KLKqpK6N-lkp@intel.com/config) > > compiler: riscv32-linux-gcc (GCC) 8.5.0 > > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260304/202603041925.KLKqpK6N-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/202603041925.KLKqpK6N-lkp@intel.com/ > > > > All errors (new ones prefixed by >>): > > > > riscv32-linux-ld: drivers/firmware/efi/libstub/lib-cmdline.stub.o: in function `__efistub_.L38': > > >> __efistub_cmdline.c:(.init.text+0x1d4): undefined reference to `__efistub___lshrdi3' > > Wow! It seems compiler tries to use some intrinsics here? > Cc'ed to more people who may be stakeholders of the efistub and overflow. -- With Best Regards, Andy Shevchenko