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X-CSE-ConnectionGUID: 47LX34G0SluSSBadcT0tXA== X-CSE-MsgGUID: sZcsRzt2Sd2c6vxhUxeTOg== X-IronPort-AV: E=McAfee;i="6800,10657,11527"; a="57810833" X-IronPort-AV: E=Sophos;i="6.17,302,1747724400"; d="scan'208";a="57810833" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Aug 2025 11:23:28 -0700 X-CSE-ConnectionGUID: JDvgk7qFQq2x4WO42Pd+VA== X-CSE-MsgGUID: uvCyzmnMS4WkH1iDNjxp4Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.17,302,1747724400"; d="scan'208";a="167874532" Received: from lkp-server02.sh.intel.com (HELO 4ea60e6ab079) ([10.239.97.151]) by orviesa007.jf.intel.com with ESMTP; 19 Aug 2025 11:23:22 -0700 Received: from kbuild by 4ea60e6ab079 with local (Exim 4.96) (envelope-from ) id 1uoQzP-000HG3-1M; Tue, 19 Aug 2025 18:23:19 +0000 Date: Wed, 20 Aug 2025 02:23:12 +0800 From: kernel test robot To: Pingfan Liu , linux-arm-kernel@lists.infradead.org Cc: oe-kbuild-all@lists.linux.dev, Pingfan Liu , Alexei Starovoitov , Daniel Borkmann , John Fastabend , Andrii Nakryiko , Martin KaFai Lau , Eduard Zingerman , Song Liu , Yonghong Song , Jeremy Linton , Catalin Marinas , Will Deacon , Ard Biesheuvel , Simon Horman , Gerd Hoffmann , Vitaly Kuznetsov , Philipp Rudo , Viktor Malik , Jan Hendrik Farr , Baoquan He , Dave Young , Andrew Morton , Linux Memory Management List , kexec@lists.infradead.org, bpf@vger.kernel.org, systemd-devel@lists.freedesktop.org Subject: Re: [PATCHv5 10/12] arm64/kexec: Add PE image format support Message-ID: <202508200205.qEn1adEu-lkp@intel.com> References: <20250819012428.6217-11-piliu@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250819012428.6217-11-piliu@redhat.com> X-Rspamd-Queue-Id: 68AB318000B X-Rspamd-Server: rspam04 X-Rspam-User: X-Stat-Signature: 1ynbcroxo5n7yy8wo89fwti87zbicr64 X-HE-Tag: 1755627809-352281 X-HE-Meta: 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 Xu9IiJuY Tb23oFdN/M7Zb+SR1nSOP/LSaeD81031p7iD9+IbTHm3ChaQ1zSPAE+LEjBXildZtqMz/jkJqnpTR5D+6irhGSsEcIOH7l+Z7Hzl/tXNqB/u3BBEKtY9t0uE/JaE5wCmm5WVmsKpthwNRYBkBRmKPKHCPPiC4YYEtacxGvbW8zr3EALlFaVbRd3+6ov3U56t083nmIuR1+ZWT1VwN26tXMy2cdo7E1At2mfcVqU3YzDp9oEN2pDfLEMhU/I79SvvIZWgmS8/k2zUjPrdIF1+Ntj9rz4rnvagByEFSR32X6Hz/+Pkb8X4gxcRsgCYz7zUjTSLaB7PxHLz4O0Gu0T9sMLublI3H2tmpd+YC8DgliDumbao1NteMFM2U6mKYkfrZcmyv X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Pingfan, kernel test robot noticed the following build errors: [auto build test ERROR on c17b750b3ad9f45f2b6f7e6f7f4679844244f0b9] url: https://github.com/intel-lab-lkp/linux/commits/Pingfan-Liu/kexec_file-Make-kexec_image_load_default-global-visible/20250819-093420 base: c17b750b3ad9f45f2b6f7e6f7f4679844244f0b9 patch link: https://lore.kernel.org/r/20250819012428.6217-11-piliu%40redhat.com patch subject: [PATCHv5 10/12] arm64/kexec: Add PE image format support config: arm64-randconfig-001-20250819 (https://download.01.org/0day-ci/archive/20250820/202508200205.qEn1adEu-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 14.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250820/202508200205.qEn1adEu-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/202508200205.qEn1adEu-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from kernel/kexec_bpf/kexec_pe_parser_bpf.lskel.h:6, from kernel/kexec_pe_image.c:25: tools/lib/bpf/skel_internal.h: In function 'skel_finalize_map_data': tools/lib/bpf/skel_internal.h:155:15: error: implicit declaration of function 'bpf_map_get'; did you mean 'bpf_map_put'? [-Wimplicit-function-declaration] 155 | map = bpf_map_get(fd); | ^~~~~~~~~~~ | bpf_map_put >> tools/lib/bpf/skel_internal.h:155:13: error: assignment to 'struct bpf_map *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 155 | map = bpf_map_get(fd); | ^ kernel/kexec_pe_image.c: In function 'kexec_bpf_prog_run_init': kernel/kexec_pe_image.c:267:16: error: implicit declaration of function 'register_btf_fmodret_id_set'; did you mean 'register_btf_kfunc_id_set'? [-Wimplicit-function-declaration] 267 | return register_btf_fmodret_id_set(&kexec_modify_return_set); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ | register_btf_kfunc_id_set kernel/kexec_pe_image.c: In function 'pe_image_load': kernel/kexec_pe_image.c:312:44: warning: variable 'cmdline_sz' set but not used [-Wunused-but-set-variable] 312 | unsigned long linux_sz, initrd_sz, cmdline_sz, bpf_sz; | ^~~~~~~~~~ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for KEXEC_PE_IMAGE Depends on [n]: KEXEC_FILE [=y] && DEBUG_INFO_BTF [=n] && BPF_SYSCALL [=n] Selected by [y]: - ARCH_SELECTS_KEXEC_FILE [=y] && KEXEC_FILE [=y] vim +155 tools/lib/bpf/skel_internal.h 67234743736a6a Alexei Starovoitov 2021-05-13 143 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 144 static inline void *skel_finalize_map_data(__u64 *init_val, size_t mmap_sz, int flags, int fd) 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 145 { 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 146 struct bpf_map *map; 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 147 void *addr = NULL; 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 148 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 149 kvfree((void *) (long) *init_val); 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 150 *init_val = ~0ULL; 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 151 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 152 /* At this point bpf_load_and_run() finished without error and 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 153 * 'fd' is a valid bpf map FD. All sanity checks below should succeed. 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 154 */ 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 @155 map = bpf_map_get(fd); 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 156 if (IS_ERR(map)) 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 157 return NULL; 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 158 if (map->map_type != BPF_MAP_TYPE_ARRAY) 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 159 goto out; 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 160 addr = ((struct bpf_array *)map)->value; 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 161 /* the addr stays valid, since FD is not closed */ 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 162 out: 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 163 bpf_map_put(map); 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 164 return addr; 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 165 } 6fe65f1b4db3ff Alexei Starovoitov 2022-02-09 166 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki