https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 https://jira.whamcloud.com/browse/LU-17504 Lustre <p>gcc-13 added a new warning:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>-Wenum-int-mismatch warns about mismatches between an enumerated type and an integer type </pre> </div></div> <p>which caused the following Lustre build errors:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>/root/lustre-release/lustre/ptlrpc/pack_generic.c:81:5: error: conflicting types for 'lustre_msg_check_version' due to enum/integer mismatch; have 'int(struct lustre_msg_v2 *, enum lustre_msg_version)' [-Werror=enum-int-mismatch] 81 | int lustre_msg_check_version(struct lustre_msg *msg, | ^~~~~~~~~~~~~~~~~~~~~~~~ In file included from /root/lustre-release/lustre/ptlrpc/pack_generic.c:48: /root/lustre-release/lustre/include/lustre_net.h:2287:5: note: previous declaration of 'lustre_msg_check_version' with type 'int(struct lustre_msg_v2 *, __u32)' {aka 'int(struct lustre_msg_v2 *, unsigned int)'} 2287 | int lustre_msg_check_version(struct lustre_msg *msg, __u32 version); | ^~~~~~~~~~~~~~~~~~~~~~~~ /root/lustre-release/lustre/ptlrpc/pack_generic.c:858:20: error: conflicting types for 'lustre_msghdr_get_flags' due to enum/integer mismatch; have 'enum lustre_msghdr(struct lustre_msg_v2 *)' [-Werror=enum-int-mismatch] 858 | enum lustre_msghdr lustre_msghdr_get_flags(struct lustre_msg *msg) | ^~~~~~~~~~~~~~~~~~~~~~~ /root/lustre-release/lustre/include/lustre_net.h:2315:7: note: previous declaration of 'lustre_msghdr_get_flags' with type '__u32(struct lustre_msg_v2 *)' {aka 'unsigned int(struct lustre_msg_v2 *)'} 2315 | __u32 lustre_msghdr_get_flags(struct lustre_msg *msg); | ^~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors </pre> </div></div> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>liblustreapi_layout.c:2141:5: error: conflicting types for 'llapi_layout_comp_use' due to enum/integer mismatch; have 'int(struct llapi_layout *, enum llapi_layout_comp_use)' [-Werror=enum-int-mismatch] 2141 | int llapi_layout_comp_use(struct llapi_layout *layout, | ^~~~~~~~~~~~~~~~~~~~~ In file included from liblustreapi_layout.c:44: /root/lustre-release/lustre/include/lustre/lustreapi.h:1233:5: note: previous declaration of 'llapi_layout_comp_use' with type 'int(struct llapi_layout *, uint32_t)' {aka 'int(struct llapi_layout *, unsigned int)'} 1233 | int llapi_layout_comp_use(struct llapi_layout *layout, uint32_t pos); | ^~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors </pre> </div></div> <p> </p> LU-17504

build errors with gcc-13

Bug Minor Open Unresolved WC Triage Jian Yu Mon, 5 Feb 2024 07:47:09 +0000 Mon, 5 Feb 2024 07:54:41 +0000 Lustre 2.16.0 0 1 <p>More fallthrough warnings:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>/root/lustre-release/libcfs/libcfs/fail.o: warning: objtool: __cfs_fail_check_set() falls through to next function __cfs_fail_timeout_set() CC [M] /root/lustre-release/libcfs/libcfs/module.o /root/lustre-release/libcfs/libcfs/module.o: warning: objtool: libcfs_force_lbug() falls through to next function proc_cpt_distance() CC [M] /root/lustre-release/libcfs/libcfs/tracefile.o CC [M] /root/lustre-release/libcfs/libcfs/libcfs_string.o CC [M] /root/lustre-release/libcfs/libcfs/hash.o /root/lustre-release/libcfs/libcfs/hash.o: warning: objtool: cfs_hash_bd_del_locked() falls through to next function cfs_hash_cond_del_locked() /root/lustre-release/libcfs/libcfs/hash.o: warning: objtool: cfs_hash_bd_from_key() falls through to next function cfs_hash_buckets_free() /root/lustre-release/libcfs/libcfs/hash.o: warning: objtool: cfs_hash_bd_get() falls through to next function cfs_hash_multi_bd_findadd_locked.constprop.0() /root/lustre-release/libcfs/libcfs/hash.o: warning: objtool: cfs_hash_bd_move_locked() falls through to next function cfs_hash_dual_bd_get() /root/lustre-release/libcfs/libcfs/hash.o: warning: objtool: cfs_hash_dual_bd_get() falls through to next function cfs_hash_rehash_key() /root/lustre-release/libcfs/libcfs/hash.o: warning: objtool: cfs_hash_rehash_cancel() falls through to next function cfs_hash_putref() /root/lustre-release/libcfs/libcfs/hash.o: warning: objtool: cfs_hash_for_each_enter() falls through to next function cfs_hash_rehash() </pre> </div></div> <p>More &#45;Werror=attribute-warning errors:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>In function ‘fortify_memcpy_chk’, inlined from ‘class_handle_ioctl’ at /root/lustre-release/lustre/obdclass/class_obd.c:389:3: include/linux/fortify-string.h:583:25: error: call to ‘__write_overflow_field’ declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning] 583 | __write_overflow_field(p_size_field, size); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors </pre> </div></div> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>In function ‘fortify_memcpy_chk’, inlined from ‘dt_index_page_build’ at /root/lustre-release/lustre/obdclass/dt_object.c:908:5: include/linux/fortify-string.h:583:25: error: call to ‘__write_overflow_field’ declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror=attribute-warning] 583 | __write_overflow_field(p_size_field, size); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors </pre> </div></div> <p>More &#45;Werror=stringop-overread errors:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>In function ‘strcpy’, inlined from ‘do_config_log_add.isra’ at /root/lustre-release/lustre/mgc/mgc_request.c:225:2: include/linux/fortify-string.h:798:17: error: call to ‘__write_overflow’ declared with attribute error: detected write beyond size of object (1st parameter) 798 | __write_overflow(); | ^~~~~~~~~~~~~~~~~~ /root/lustre-release/lustre/mgc/mgc_request.c: In function ‘config_log_find’: /root/lustre-release/lustre/mgc/mgc_request.c:190:21: error: ‘strcmp’ reading 1 or more bytes from a region of size 0 [-Werror=stringop-overread] 190 | if (strcmp(logname, cld-&gt;cld_logname) == 0) { | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /root/lustre-release/lustre/include/lustre_log.h:54, from /root/lustre-release/lustre/mgc/mgc_request.c:45: /root/lustre-release/lustre/include/obd_class.h:282:37: note: source object ‘cld_logname’ of size 0 282 | char cld_logname[0]; | ^~~~~~~~~~~ cc1: all warnings being treated as errors </pre> </div></div> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>/root/lustre-release/lustre/lmv/lmv_obd.c: In function ‘stripe_dirent_get’: /root/lustre-release/lustre/lmv/lmv_obd.c:2767:22: error: ‘strncmp’ specified bound [1, 65535] exceeds source size 0 [-Werror=stringop-overread] 2767 | (strncmp(ent-&gt;lde_name, ".", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ 2768 | le16_to_cpu(ent-&gt;lde_namelen)) == 0 || | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /root/lustre-release/lustre/include/lprocfs_status.h:50, from /root/lustre-release/lustre/include/obd_support.h:42, from /root/lustre-release/lustre/lmv/lmv_obd.c:46: /root/lustre-release/lustre/include/uapi/linux/lustre/lustre_idl.h:460:23: note: source object allocated here 460 | char lde_name[0]; | ^~~~~~~~ /root/lustre-release/lustre/lmv/lmv_obd.c:2769:22: error: ‘strncmp’ specified bound [1, 65535] exceeds source size 0 [-Werror=stringop-overread] 2769 | strncmp(ent-&gt;lde_name, "..", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2770 | le16_to_cpu(ent-&gt;lde_namelen)) == 0)) | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /root/lustre-release/lustre/include/uapi/linux/lustre/lustre_idl.h:460:23: note: source object allocated here 460 | char lde_name[0]; | ^~~~~~~~ cc1: all warnings being treated as errors </pre> </div></div> Development Rank 1|i04aaf: Rank (Obsolete) 9223372036854775807 Severity