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X-CSE-ConnectionGUID: RVHMFAI2T5Cshf1yIVWhDg== X-CSE-MsgGUID: 9v3AuDSZQuGMaZ/u02CO1A== X-IronPort-AV: E=McAfee;i="6800,10657,11620"; a="65068432" X-IronPort-AV: E=Sophos;i="6.20,217,1758610800"; d="scan'208";a="65068432" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Nov 2025 20:56:31 -0800 X-CSE-ConnectionGUID: TyUuip1jSRSAWl7cfJynJA== X-CSE-MsgGUID: rNBLW3izQzutdtYWUy0/fw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.20,217,1758610800"; d="scan'208";a="222811795" Received: from lkp-server01.sh.intel.com (HELO adf6d29aa8d9) ([10.239.97.150]) by fmviesa001.fm.intel.com with ESMTP; 21 Nov 2025 20:56:26 -0800 Received: from kbuild by adf6d29aa8d9 with local (Exim 4.96) (envelope-from ) id 1vMffc-0007AZ-1E; Sat, 22 Nov 2025 04:56:24 +0000 Date: Sat, 22 Nov 2025 12:55:58 +0800 From: kernel test robot To: Eugen Hristev , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, tglx@linutronix.de, andersson@kernel.org, pmladek@suse.com, rdunlap@infradead.org, corbet@lwn.net, david@redhat.com, mhocko@suse.com Cc: oe-kbuild-all@lists.linux.dev, tudor.ambarus@linaro.org, mukesh.ojha@oss.qualcomm.com, linux-arm-kernel@lists.infradead.org, linux-hardening@vger.kernel.org, jonechou@google.com, rostedt@goodmis.org, linux-doc@vger.kernel.org, devicetree@vger.kernel.org, linux-remoteproc@vger.kernel.org, linux-arch@vger.kernel.org, tony.luck@intel.com, kees@kernel.org, Eugen Hristev Subject: Re: [PATCH 23/26] soc: qcom: Add minidump driver Message-ID: <202511221252.PPEXScZ2-lkp@intel.com> References: <20251119154427.1033475-24-eugen.hristev@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251119154427.1033475-24-eugen.hristev@linaro.org> X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 19FD940003 X-Stat-Signature: 7zgasiecd8q4fdr8pg8q4d9eynh4n363 X-Rspam-User: X-HE-Tag: 1763787392-164547 X-HE-Meta: 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 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 Eugen, kernel test robot noticed the following build warnings: [auto build test WARNING on rppt-memblock/fixes] [also build test WARNING on linus/master v6.18-rc6] [cannot apply to akpm-mm/mm-everything rppt-memblock/for-next next-20251121] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Eugen-Hristev/kernel-Introduce-meminspect/20251119-235912 base: https://git.kernel.org/pub/scm/linux/kernel/git/rppt/memblock.git fixes patch link: https://lore.kernel.org/r/20251119154427.1033475-24-eugen.hristev%40linaro.org patch subject: [PATCH 23/26] soc: qcom: Add minidump driver config: nios2-randconfig-r123-20251122 (https://download.01.org/0day-ci/archive/20251122/202511221252.PPEXScZ2-lkp@intel.com/config) compiler: nios2-linux-gcc (GCC) 11.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251122/202511221252.PPEXScZ2-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/202511221252.PPEXScZ2-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/soc/qcom/minidump.c:108:35: sparse: sparse: restricted __le32 degrades to integer >> drivers/soc/qcom/minidump.c:154:22: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] seq_num @@ got unsigned int enum meminspect_uid const id @@ drivers/soc/qcom/minidump.c:154:22: sparse: expected restricted __le32 [usertype] seq_num drivers/soc/qcom/minidump.c:154:22: sparse: got unsigned int enum meminspect_uid const id >> drivers/soc/qcom/minidump.c:184:19: sparse: sparse: unsigned value that used to be signed checked against zero? drivers/soc/qcom/minidump.c:183:39: sparse: signed value source vim +108 drivers/soc/qcom/minidump.c 93 94 /** 95 * qcom_md_get_region_index() - Lookup minidump region by id 96 * @md: minidump data 97 * @id: minidump region id 98 * 99 * Return: On success, it returns the internal region index, on failure, 100 * returns negative error value 101 */ 102 static int qcom_md_get_region_index(struct minidump *md, int id) 103 { 104 unsigned int count = le32_to_cpu(md->toc->region_count); 105 unsigned int i; 106 107 for (i = 0; i < count; i++) > 108 if (md->regions[i].seq_num == id) 109 return i; 110 111 return -ENOENT; 112 } 113 114 /** 115 * register_md_region() - Register a new minidump region 116 * @priv: private data 117 * @e: pointer to inspect entry 118 * 119 * Return: None 120 */ 121 static void __maybe_unused register_md_region(void *priv, 122 const struct inspect_entry *e) 123 { 124 unsigned int num_region, region_cnt; 125 const char *name = "unknown"; 126 struct minidump_region *mdr; 127 struct minidump *md = priv; 128 129 if (!(e->va || e->pa) || !e->size) { 130 dev_dbg(md->dev, "invalid region requested\n"); 131 return; 132 } 133 134 if (e->id < ARRAY_SIZE(meminspect_id_to_md_string)) 135 name = meminspect_id_to_md_string[e->id]; 136 137 if (qcom_md_get_region_index(md, e->id) >= 0) { 138 dev_dbg(md->dev, "%s:%d region is already registered\n", 139 name, e->id); 140 return; 141 } 142 143 /* Check if there is a room for a new entry */ 144 num_region = le32_to_cpu(md->toc->region_count); 145 if (num_region >= MAX_NUM_REGIONS) { 146 dev_dbg(md->dev, "maximum region limit %u reached\n", 147 num_region); 148 return; 149 } 150 151 region_cnt = le32_to_cpu(md->toc->region_count); 152 mdr = &md->regions[region_cnt]; 153 scnprintf(mdr->name, MAX_REGION_NAME_LENGTH, "K%.8s", name); > 154 mdr->seq_num = e->id; 155 if (e->pa) 156 mdr->address = cpu_to_le64(e->pa); 157 else if (e->va) 158 mdr->address = cpu_to_le64(__pa(e->va)); 159 mdr->size = cpu_to_le64(ALIGN(e->size, 4)); 160 mdr->valid = cpu_to_le32(MINIDUMP_REGION_VALID); 161 region_cnt++; 162 md->toc->region_count = cpu_to_le32(region_cnt); 163 164 dev_dbg(md->dev, "%s:%d region registered %llx:%llx\n", 165 mdr->name, mdr->seq_num, mdr->address, mdr->size); 166 } 167 168 /** 169 * unregister_md_region() - Unregister a previously registered minidump region 170 * @priv: private data 171 * @e: pointer to inspect entry 172 * 173 * Return: None 174 */ 175 static void __maybe_unused unregister_md_region(void *priv, 176 const struct inspect_entry *e) 177 { 178 struct minidump_region *mdr; 179 struct minidump *md = priv; 180 unsigned int region_cnt; 181 unsigned int idx; 182 183 idx = qcom_md_get_region_index(md, e->id); > 184 if (idx < 0) { 185 dev_dbg(md->dev, "%d region is not present\n", e->id); 186 return; 187 } 188 189 mdr = &md->regions[0]; 190 region_cnt = le32_to_cpu(md->toc->region_count); 191 192 /* 193 * Left shift one position all the regions located after the 194 * region being removed, in order to fill the gap. 195 * Then, zero out the last region at the end. 196 */ 197 memmove(&mdr[idx], &mdr[idx + 1], (region_cnt - idx - 1) * sizeof(*mdr)); 198 memset(&mdr[region_cnt - 1], 0, sizeof(*mdr)); 199 region_cnt--; 200 md->toc->region_count = cpu_to_le32(region_cnt); 201 } 202 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki