tree: git://github.com/davidhildenbrand/linux foll_unshare head: f4b54ddc31ca94dedc57a3aab1f42d348537a31b commit: f270db76384cb1df5a7f1b67226a8c8515583e5f [1/2] seqlock: provide lockdep-free raw_seqcount_t variant config: um-i386_defconfig (https://download.01.org/0day-ci/archive/20211209/202112090511.tFh8KCmb-lk...) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/davidhildenbrand/linux/commit/f270db76384cb1df5a7f1b67... git remote add davidhildenbrand git://github.com/davidhildenbrand/linux git fetch --no-tags davidhildenbrand foll_unshare git checkout f270db76384cb1df5a7f1b67226a8c8515583e5f # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=um SUBARCH=i386 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): In file included from include/linux/mm_types.h:18, from mm/init-mm.c:2: 141 | #define SEQCNT_ZERO(name) { .seqcount = RAW_SEQCNT_ZERO(), SEQCOUNT_DEP_MAP_INIT(name) } | ^~~~~~~~ mm/init-mm.c:34:23: note: in expansion of macro 'SEQCNT_ZERO' 34 | .write_protect_seq = SEQCNT_ZERO(init_mm.write_protect_seq), | ^~~~~~~~~~~ -- In file included from include/linux/hrtimer.h:20, from include/linux/sched.h:19, from include/linux/ratelimit.h:6, from fs/dcache.c:18: 141 | #define SEQCNT_ZERO(name) { .seqcount = RAW_SEQCNT_ZERO(), SEQCOUNT_DEP_MAP_INIT(name) } | ^~~~~~~~ include/linux/seqlock.h:353:15: note: in expansion of macro 'SEQCNT_ZERO' 353 | .seqcount = SEQCNT_ZERO(seq_name.seqcount), \ | ^~~~~~~~~~~ include/linux/seqlock.h:358:42: note: in expansion of macro 'SEQCOUNT_LOCKNAME_ZERO' 358 | #define SEQCNT_SPINLOCK_ZERO(name, lock) SEQCOUNT_LOCKNAME_ZERO(name, lock) | ^~~~~~~~~~~~~~~~~~~~~~ include/linux/seqlock.h:888:15: note: in expansion of macro 'SEQCNT_SPINLOCK_ZERO' 888 | .seqcount = SEQCNT_SPINLOCK_ZERO(lockname, &(lockname).lock), \ | ^~~~~~~~~~~~~~~~~~~~ include/linux/seqlock.h:907:18: note: in expansion of macro '__SEQLOCK_UNLOCKED' 907 | seqlock_t sl = __SEQLOCK_UNLOCKED(sl) | ^~~~~~~~~~~~~~~~~~ fs/dcache.c:77:28: note: in expansion of macro 'DEFINE_SEQLOCK' 77 | __cacheline_aligned_in_smp DEFINE_SEQLOCK(rename_lock); | ^~~~~~~~~~~~~~ -- In file included from include/linux/dcache.h:11, from include/linux/fs.h:8, from include/uapi/linux/aio_abi.h:31, from include/linux/syscalls.h:77, from fs/namespace.c:11: 141 | #define SEQCNT_ZERO(name) { .seqcount = RAW_SEQCNT_ZERO(), SEQCOUNT_DEP_MAP_INIT(name) } | ^~~~~~~~ include/linux/seqlock.h:353:15: note: in expansion of macro 'SEQCNT_ZERO' 353 | .seqcount = SEQCNT_ZERO(seq_name.seqcount), \ | ^~~~~~~~~~~ include/linux/seqlock.h:358:42: note: in expansion of macro 'SEQCOUNT_LOCKNAME_ZERO' 358 | #define SEQCNT_SPINLOCK_ZERO(name, lock) SEQCOUNT_LOCKNAME_ZERO(name, lock) | ^~~~~~~~~~~~~~~~~~~~~~ include/linux/seqlock.h:888:15: note: in expansion of macro 'SEQCNT_SPINLOCK_ZERO' 888 | .seqcount = SEQCNT_SPINLOCK_ZERO(lockname, &(lockname).lock), \ | ^~~~~~~~~~~~~~~~~~~~ include/linux/seqlock.h:907:18: note: in expansion of macro '__SEQLOCK_UNLOCKED' 907 | seqlock_t sl = __SEQLOCK_UNLOCKED(sl) | ^~~~~~~~~~~~~~~~~~ fs/namespace.c:98:28: note: in expansion of macro 'DEFINE_SEQLOCK' 98 | __cacheline_aligned_in_smp DEFINE_SEQLOCK(mount_lock); | ^~~~~~~~~~~~~~ -- In file included from include/linux/hrtimer.h:20, from include/linux/sched.h:19, from include/linux/sched/signal.h:7, from fs/fs_struct.c:3: 141 | #define SEQCNT_ZERO(name) { .seqcount = RAW_SEQCNT_ZERO(), SEQCOUNT_DEP_MAP_INIT(name) } | ^~~~~~~~ include/linux/seqlock.h:353:15: note: in expansion of macro 'SEQCNT_ZERO' 353 | .seqcount = SEQCNT_ZERO(seq_name.seqcount), \ | ^~~~~~~~~~~ include/linux/seqlock.h:358:42: note: in expansion of macro 'SEQCOUNT_LOCKNAME_ZERO' 358 | #define SEQCNT_SPINLOCK_ZERO(name, lock) SEQCOUNT_LOCKNAME_ZERO(name, lock) | ^~~~~~~~~~~~~~~~~~~~~~ fs/fs_struct.c:166:10: note: in expansion of macro 'SEQCNT_SPINLOCK_ZERO' 166 | .seq = SEQCNT_SPINLOCK_ZERO(init_fs.seq, &init_fs.lock), | ^~~~~~~~~~~~~~~~~~~~ -- In file included from include/linux/mm_types.h:18, from include/linux/buildid.h:5, from include/linux/module.h:14, from net/ipv4/tcp_metrics.c:5: 141 | #define SEQCNT_ZERO(name) { .seqcount = RAW_SEQCNT_ZERO(), SEQCOUNT_DEP_MAP_INIT(name) } | ^~~~~~~~ include/linux/seqlock.h:353:15: note: in expansion of macro 'SEQCNT_ZERO' 353 | .seqcount = SEQCNT_ZERO(seq_name.seqcount), \ | ^~~~~~~~~~~ include/linux/seqlock.h:358:42: note: in expansion of macro 'SEQCOUNT_LOCKNAME_ZERO' 358 | #define SEQCNT_SPINLOCK_ZERO(name, lock) SEQCOUNT_LOCKNAME_ZERO(name, lock) | ^~~~~~~~~~~~~~~~~~~~~~ include/linux/seqlock.h:888:15: note: in expansion of macro 'SEQCNT_SPINLOCK_ZERO' 888 | .seqcount = SEQCNT_SPINLOCK_ZERO(lockname, &(lockname).lock), \ | ^~~~~~~~~~~~~~~~~~~~ include/linux/seqlock.h:907:18: note: in expansion of macro '__SEQLOCK_UNLOCKED' 907 | seqlock_t sl = __SEQLOCK_UNLOCKED(sl) | ^~~~~~~~~~~~~~~~~~ net/ipv4/tcp_metrics.c:541:8: note: in expansion of macro 'DEFINE_SEQLOCK' 541 | static DEFINE_SEQLOCK(fastopen_seqlock); | ^~~~~~~~~~~~~~ -- In file included from include/linux/mmzone.h:16, from include/linux/gfp.h:6, from include/linux/mm.h:10, from kernel/printk/printk.c:23: 141 | #define SEQCNT_ZERO(name) { .seqcount = RAW_SEQCNT_ZERO(), SEQCOUNT_DEP_MAP_INIT(name) } | ^~~~~~~~ include/linux/seqlock.h:737:15: note: in expansion of macro 'SEQCNT_ZERO' 737 | .seqcount = SEQCNT_ZERO(seq_name.seqcount), \ | ^~~~~~~~~~~ kernel/printk/printk.c:381:12: note: in expansion of macro 'SEQCNT_LATCH_ZERO' 381 | .latch = SEQCNT_LATCH_ZERO(clear_seq.latch), | ^~~~~~~~~~~~~~~~~ -- In file included from include/linux/mmzone.h:16, from include/linux/gfp.h:6, from include/linux/radix-tree.h:12, from include/linux/idr.h:15, from include/linux/kernfs.h:13, from include/linux/sysfs.h:16, from include/linux/kobject.h:20, from include/linux/of.h:17, from include/linux/clocksource.h:19, from include/linux/timekeeper_internal.h:10, from kernel/time/timekeeping.c:6: 141 | #define SEQCNT_ZERO(name) { .seqcount = RAW_SEQCNT_ZERO(), SEQCOUNT_DEP_MAP_INIT(name) } | ^~~~~~~~ include/linux/seqlock.h:353:15: note: in expansion of macro 'SEQCNT_ZERO' 353 | .seqcount = SEQCNT_ZERO(seq_name.seqcount), \ | ^~~~~~~~~~~ include/linux/seqlock.h:357:46: note: in expansion of macro 'SEQCOUNT_LOCKNAME_ZERO' 357 | #define SEQCNT_RAW_SPINLOCK_ZERO(name, lock) SEQCOUNT_LOCKNAME_ZERO(name, lock) | ^~~~~~~~~~~~~~~~~~~~~~ kernel/time/timekeeping.c:52:9: note: in expansion of macro 'SEQCNT_RAW_SPINLOCK_ZERO' 52 | .seq = SEQCNT_RAW_SPINLOCK_ZERO(tk_core.seq, &timekeeper_lock), | ^~~~~~~~~~~~~~~~~~~~~~~~ 141 | #define SEQCNT_ZERO(name) { .seqcount = RAW_SEQCNT_ZERO(), SEQCOUNT_DEP_MAP_INIT(name) } | ^~~~~~~~ include/linux/seqlock.h:737:15: note: in expansion of macro 'SEQCNT_ZERO' 737 | .seqcount = SEQCNT_ZERO(seq_name.seqcount), \ | ^~~~~~~~~~~ kernel/time/timekeeping.c:104:13: note: in expansion of macro 'SEQCNT_LATCH_ZERO' 104 | .seq = SEQCNT_LATCH_ZERO(tk_fast_mono.seq), | ^~~~~~~~~~~~~~~~~ 141 | #define SEQCNT_ZERO(name) { .seqcount = RAW_SEQCNT_ZERO(), SEQCOUNT_DEP_MAP_INIT(name) } | ^~~~~~~~ include/linux/seqlock.h:737:15: note: in expansion of macro 'SEQCNT_ZERO' 737 | .seqcount = SEQCNT_ZERO(seq_name.seqcount), \ | ^~~~~~~~~~~ kernel/time/timekeeping.c:110:13: note: in expansion of macro 'SEQCNT_LATCH_ZERO' 110 | .seq = SEQCNT_LATCH_ZERO(tk_fast_raw.seq), | ^~~~~~~~~~~~~~~~~ -- In file included from include/linux/mmzone.h:16, from include/linux/gfp.h:6, from include/linux/radix-tree.h:12, from include/linux/idr.h:15, from include/linux/kernfs.h:13, from include/linux/sysfs.h:16, from include/linux/kobject.h:20, from include/linux/of.h:17, from include/linux/clocksource.h:19, from kernel/time/jiffies.c:7: 141 | #define SEQCNT_ZERO(name) { .seqcount = RAW_SEQCNT_ZERO(), SEQCOUNT_DEP_MAP_INIT(name) } | ^~~~~~~~ include/linux/seqlock.h:353:15: note: in expansion of macro 'SEQCNT_ZERO' 353 | .seqcount = SEQCNT_ZERO(seq_name.seqcount), \ | ^~~~~~~~~~~ include/linux/seqlock.h:357:46: note: in expansion of macro 'SEQCOUNT_LOCKNAME_ZERO' 357 | #define SEQCNT_RAW_SPINLOCK_ZERO(name, lock) SEQCOUNT_LOCKNAME_ZERO(name, lock) | ^~~~~~~~~~~~~~~~~~~~~~ kernel/time/jiffies.c:45:2: note: in expansion of macro 'SEQCNT_RAW_SPINLOCK_ZERO' 45 | SEQCNT_RAW_SPINLOCK_ZERO(jiffies_seq, &jiffies_lock); | ^~~~~~~~~~~~~~~~~~~~~~~~ vim +141 include/linux/seqlock.h 136 137 /** 138 * SEQCNT_ZERO() - static initializer for seqcount_t 139 * @name: Name of the seqcount_t instance 140 */ 142 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org