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Message-ID: <202501280314.duK3nD3Q-lkp@intel.com>
Date: Tue, 28 Jan 2025 03:42:26 +0800
From: kernel test robot <lkp@...el.com>
To: "Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
"Gustavo A. R. Silva" <gustavo@...eddedor.com>,
LKML <linux-kernel@...r.kernel.org>
Subject: [gustavoars:testing/wfamnae-next20250124 6/15]
drivers/net/wireless/intel/iwlwifi/mvm/d3.c:2163:2: error: call to
'__compiletime_assert_1138' declared with 'error' attribute: BUILD_BUG_ON
failed: conf->keylen < WLAN_KEY_LEN_GCMP_256
tree: https://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git testing/wfamnae-next20250124
head: 86b653e4edef7b0f7b7afe5dd8e0241fc1165238
commit: e37f7001ef33528ce10e3821fc5c07b84fc4fca7 [6/15] wifi: iwlwifi: mvm: Use __counted_by() and avoid -Wfamnae warnings
config: riscv-allmodconfig (https://download.01.org/0day-ci/archive/20250128/202501280314.duK3nD3Q-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 19306351a2c45e266fa11b41eb1362b20b6ca56d)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250128/202501280314.duK3nD3Q-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 <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501280314.duK3nD3Q-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/net/wireless/intel/iwlwifi/mvm/d3.c:7:
In file included from include/linux/etherdevice.h:20:
In file included from include/linux/if_ether.h:19:
In file included from include/linux/skbuff.h:17:
In file included from include/linux/bvec.h:10:
In file included from include/linux/highmem.h:8:
In file included from include/linux/cacheflush.h:5:
In file included from arch/riscv/include/asm/cacheflush.h:9:
In file included from include/linux/mm.h:2224:
include/linux/vmstat.h:504:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
504 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
505 | item];
| ~~~~
include/linux/vmstat.h:511:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
511 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
512 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:524:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
524 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
525 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
>> drivers/net/wireless/intel/iwlwifi/mvm/d3.c:2163:2: error: call to '__compiletime_assert_1138' declared with 'error' attribute: BUILD_BUG_ON failed: conf->keylen < WLAN_KEY_LEN_GCMP_256
2163 | BUILD_BUG_ON(conf->keylen < WLAN_KEY_LEN_GCMP_256);
| ^
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:542:2: note: expanded from macro 'compiletime_assert'
542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:530:2: note: expanded from macro '_compiletime_assert'
530 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:523:4: note: expanded from macro '__compiletime_assert'
523 | prefix ## suffix(); \
| ^
<scratch space>:167:1: note: expanded from here
167 | __compiletime_assert_1138
| ^
>> drivers/net/wireless/intel/iwlwifi/mvm/d3.c:2162:2: error: call to '__compiletime_assert_1137' declared with 'error' attribute: BUILD_BUG_ON failed: conf->keylen < WLAN_KEY_LEN_CCMP
2162 | BUILD_BUG_ON(conf->keylen < WLAN_KEY_LEN_CCMP);
| ^
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:542:2: note: expanded from macro 'compiletime_assert'
542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:530:2: note: expanded from macro '_compiletime_assert'
530 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:523:4: note: expanded from macro '__compiletime_assert'
523 | prefix ## suffix(); \
| ^
<scratch space>:163:1: note: expanded from here
163 | __compiletime_assert_1137
| ^
3 warnings and 2 errors generated.
vim +2163 drivers/net/wireless/intel/iwlwifi/mvm/d3.c
2148
2149 static bool iwl_mvm_gtk_rekey(struct iwl_wowlan_status_data *status,
2150 struct ieee80211_vif *vif,
2151 struct iwl_mvm *mvm, u32 gtk_cipher)
2152 {
2153 int i, j;
2154 struct ieee80211_key_conf *key;
2155 DEFINE_FLEX(struct ieee80211_key_conf, conf, key, keylen,
2156 WOWLAN_KEY_MAX_SIZE);
2157 int link_id = vif->active_links ? __ffs(vif->active_links) : -1;
2158
2159 conf->cipher = gtk_cipher;
2160
2161 BUILD_BUG_ON(WLAN_KEY_LEN_CCMP != WLAN_KEY_LEN_GCMP);
> 2162 BUILD_BUG_ON(conf->keylen < WLAN_KEY_LEN_CCMP);
> 2163 BUILD_BUG_ON(conf->keylen < WLAN_KEY_LEN_GCMP_256);
2164 BUILD_BUG_ON(conf->keylen < WLAN_KEY_LEN_TKIP);
2165 BUILD_BUG_ON(conf->keylen < sizeof(status->gtk[0].key));
2166
2167 switch (gtk_cipher) {
2168 case WLAN_CIPHER_SUITE_CCMP:
2169 case WLAN_CIPHER_SUITE_GCMP:
2170 conf->keylen = WLAN_KEY_LEN_CCMP;
2171 break;
2172 case WLAN_CIPHER_SUITE_GCMP_256:
2173 conf->keylen = WLAN_KEY_LEN_GCMP_256;
2174 break;
2175 case WLAN_CIPHER_SUITE_TKIP:
2176 conf->keylen = WLAN_KEY_LEN_TKIP;
2177 break;
2178 default:
2179 WARN_ON(1);
2180 }
2181
2182 for (i = 0; i < ARRAY_SIZE(status->gtk); i++) {
2183 if (!status->gtk[i].len)
2184 continue;
2185
2186 conf->keyidx = status->gtk[i].id;
2187 IWL_DEBUG_WOWLAN(mvm,
2188 "Received from FW GTK cipher %d, key index %d\n",
2189 conf->cipher, conf->keyidx);
2190 memcpy(conf->key, status->gtk[i].key,
2191 sizeof(status->gtk[i].key));
2192
2193 key = ieee80211_gtk_rekey_add(vif, conf, link_id);
2194 if (IS_ERR(key))
2195 return false;
2196
2197 for (j = 0; j < ARRAY_SIZE(status->gtk_seq); j++) {
2198 if (!status->gtk_seq[j].valid ||
2199 status->gtk_seq[j].key_id != key->keyidx)
2200 continue;
2201 iwl_mvm_set_key_rx_seq_idx(key, status, j);
2202 break;
2203 }
2204 WARN_ON(j == ARRAY_SIZE(status->gtk_seq));
2205 }
2206
2207 return true;
2208 }
2209
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https://github.com/intel/lkp-tests/wiki
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