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Mon, 05 Jan 2026 23:50:21 -0800 (PST) Received: from localhost ([209.132.188.88]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-819bb0ddf97sm1263404b3a.19.2026.01.05.23.50.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 05 Jan 2026 23:50:20 -0800 (PST) Date: Tue, 6 Jan 2026 15:46:57 +0800 From: Coiby Xu To: kernel test robot Cc: kexec@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Thomas Staudt , Arnaud Lefebvre , Baoquan he , Dave Young , Kairui Song , Pingfan Liu , Andrew Morton , Linux Memory Management List , Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , "Christophe Leroy (CS GROUP)" , linux-kernel@vger.kernel.org Subject: Re: [PATCH] powerpc/kdump: pass dm-crypt keys to kdump kernel Message-ID: References: <20251226140636.1378505-1-coxu@redhat.com> <202512272218.ghBaSjzO-lkp@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <202512272218.ghBaSjzO-lkp@intel.com> On Sat, Dec 27, 2025 at 10:35:11PM +0800, kernel test robot wrote: >Hi Coiby, > >kernel test robot noticed the following build errors: > >[auto build test ERROR on ccd1cdca5cd433c8a5dff78b69a79b31d9b77ee1] > >url: https://github.com/intel-lab-lkp/linux/commits/Coiby-Xu/powerpc-kdump-pass-dm-crypt-keys-to-kdump-kernel/20251226-220726 >base: ccd1cdca5cd433c8a5dff78b69a79b31d9b77ee1 >patch link: https://lore.kernel.org/r/20251226140636.1378505-1-coxu%40redhat.com >patch subject: [PATCH] powerpc/kdump: pass dm-crypt keys to kdump kernel >config: powerpc64-randconfig-001-20251227 (https://download.01.org/0day-ci/archive/20251227/202512272218.ghBaSjzO-lkp@intel.com/config) >compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 4ef602d446057dabf5f61fb221669ecbeda49279) >reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251227/202512272218.ghBaSjzO-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/202512272218.ghBaSjzO-lkp@intel.com/ > >All errors (new ones prefixed by >>): > >>> arch/powerpc/kexec/elf_64.c:95:9: error: call to undeclared function 'crash_load_dm_crypt_keys'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] > 95 | ret = crash_load_dm_crypt_keys(image); > | ^ > 1 error generated. This issue has been addressed in v2 https://lore.kernel.org/all/20260106074039.564707-1-coxu@redhat.com/ Thanks! -- Best regards, Coiby