tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 98beb6bc5000f977169e4f633e450f4e3e9d84d1 commit: 71e217e85c3dff8a9151707ed3afc7b4b054a2d4 [1320/1320] selinux: use kernel linux/socket.h for genheaders and mdp config: arm64-randconfig-002 (https://download.01.org/0day-ci/archive/20241204/202412041542.hMfB2LmU-lkp@i...) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241204/202412041542.hMfB2LmU-lkp@i...) 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@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412041542.hMfB2LmU-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from arch/arm64/include/asm/atomic.h:34, from include/linux/atomic.h:7, from include/asm-generic/bitops/atomic.h:5, from arch/arm64/include/asm/bitops.h:37, from include/linux/bitops.h:19, from include/linux/kernel.h:11, from include/linux/moduleparam.h:7, from net/core/netpoll.c:14: In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock_flags' at include/linux/spinlock.h:191:2, inlined from '__raw_spin_lock_irqsave' at include/linux/spinlock_api_smp.h:119:2, inlined from 'refill_skbs' at net/core/netpoll.c:230:2:

...

arch/arm64/include/asm/atomic_lse.h:458:9: warning: array subscript 'long unsigned int[2]' is partly outside array bounds of 'struct sk_buff_head[1]' [-Warray-bounds=] 458 | asm volatile(ARM64_LSE_ATOMIC_INSN( \ | ^~~ arch/arm64/include/asm/atomic_lse.h:479:1: note: in expansion of macro '__CMPXCHG_CASE' 479 | __CMPXCHG_CASE(w, , acq_4, a, "memory") | ^~~~~~~~~~~~~~ net/core/netpoll.c: In function 'refill_skbs': net/core/netpoll.c:47:28: note: at offset 20 into object 'skb_pool' of size 24 47 | static struct sk_buff_head skb_pool; | ^~~~~~~~ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock_flags' at include/linux/spinlock.h:191:2, inlined from '__raw_spin_lock_irqsave' at include/linux/spinlock_api_smp.h:119:2, inlined from 'refill_skbs' at net/core/netpoll.c:230:2: arch/arm64/include/asm/atomic_lse.h:458:9: warning: array subscript 'long unsigned int[2]' is partly outside array bounds of 'struct sk_buff_head[1]' [-Warray-bounds=] 458 | asm volatile(ARM64_LSE_ATOMIC_INSN( \ | ^~~ arch/arm64/include/asm/atomic_lse.h:479:1: note: in expansion of macro '__CMPXCHG_CASE' 479 | __CMPXCHG_CASE(w, , acq_4, a, "memory") | ^~~~~~~~~~~~~~ net/core/netpoll.c: In function 'refill_skbs': net/core/netpoll.c:47:28: note: at offset 20 into object 'skb_pool' of size 24 47 | static struct sk_buff_head skb_pool; | ^~~~~~~~ In file included from include/linux/if_ether.h:23, from include/uapi/linux/ethtool.h:19, from include/linux/ethtool.h:19, from include/linux/netdevice.h:42, from net/core/netpoll.c:16: In function '__skb_queue_before', inlined from '__skb_queue_tail' at include/linux/skbuff.h:1866:2, inlined from 'refill_skbs' at net/core/netpoll.c:236:3: include/linux/skbuff.h:1832:9: warning: array subscript 'struct sk_buff[0]' is partly outside array bounds of 'struct sk_buff_head[1]' [-Warray-bounds=] 1832 | __skb_insert(newsk, next->prev, next, list); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ net/core/netpoll.c: In function 'refill_skbs': net/core/netpoll.c:47:28: note: object 'skb_pool' of size 24 47 | static struct sk_buff_head skb_pool; | ^~~~~~~~ In function '__skb_insert', inlined from '__skb_queue_before' at include/linux/skbuff.h:1832:2, inlined from '__skb_queue_tail' at include/linux/skbuff.h:1866:2, inlined from 'refill_skbs' at net/core/netpoll.c:236:3: include/linux/skbuff.h:1726:21: warning: array subscript 'struct sk_buff[0]' is partly outside array bounds of 'struct sk_buff_head[1]' [-Warray-bounds=] 1726 | next->prev = prev->next = newsk; | ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~ net/core/netpoll.c: In function 'refill_skbs': net/core/netpoll.c:47:28: note: object 'skb_pool' of size 24 47 | static struct sk_buff_head skb_pool; | ^~~~~~~~ -- net/ipv4/route.c: In function 'ip_rt_send_redirect': net/ipv4/route.c:866:13: warning: variable 'log_martians' set but not used [-Wunused-but-set-variable] 866 | int log_martians; | ^~~~~~~~~~~~ In file included from arch/arm64/include/asm/atomic.h:34, from include/linux/atomic.h:7, from include/asm-generic/bitops/atomic.h:5, from arch/arm64/include/asm/bitops.h:37, from include/linux/bitops.h:19, from include/linux/kernel.h:11, from include/linux/list.h:9, from include/linux/module.h:10, from net/ipv4/route.c:67: In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock_bh' at include/linux/spinlock_api_smp.h:136:2, inlined from 'spin_lock_bh' at include/linux/spinlock.h:334:2, inlined from 'update_or_create_fnhe' at net/ipv4/route.c:648:2: arch/arm64/include/asm/atomic_lse.h:458:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct spinlock[1]'} [-Warray-bounds=] 458 | asm volatile(ARM64_LSE_ATOMIC_INSN( \ | ^~~ arch/arm64/include/asm/atomic_lse.h:479:1: note: in expansion of macro '__CMPXCHG_CASE' 479 | __CMPXCHG_CASE(w, , acq_4, a, "memory") | ^~~~~~~~~~~~~~ In file included from include/linux/spinlock.h:82, from include/linux/seqlock.h:36, from include/linux/time.h:6, from include/linux/stat.h:19, from include/linux/module.h:11: net/ipv4/route.c: In function 'update_or_create_fnhe': net/ipv4/route.c:578:24: note: object 'fnhe_lock' of size 4 578 | static DEFINE_SPINLOCK(fnhe_lock); | ^~~~~~~~~ include/linux/spinlock_types.h:81:44: note: in definition of macro 'DEFINE_SPINLOCK' 81 | #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) | ^ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock_bh' at include/linux/spinlock_api_smp.h:136:2, inlined from 'spin_lock_bh' at include/linux/spinlock.h:334:2, inlined from 'update_or_create_fnhe' at net/ipv4/route.c:648:2: arch/arm64/include/asm/atomic_lse.h:458:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct spinlock[1]'} [-Warray-bounds=] 458 | asm volatile(ARM64_LSE_ATOMIC_INSN( \ | ^~~ arch/arm64/include/asm/atomic_lse.h:479:1: note: in expansion of macro '__CMPXCHG_CASE' 479 | __CMPXCHG_CASE(w, , acq_4, a, "memory") | ^~~~~~~~~~~~~~ net/ipv4/route.c: In function 'update_or_create_fnhe': net/ipv4/route.c:578:24: note: object 'fnhe_lock' of size 4 578 | static DEFINE_SPINLOCK(fnhe_lock); | ^~~~~~~~~ include/linux/spinlock_types.h:81:44: note: in definition of macro 'DEFINE_SPINLOCK' 81 | #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) | ^ net/ipv4/route.c: In function '__ip_rt_update_pmtu': net/ipv4/route.c:1027:37: warning: array subscript 0 is outside array bounds of 'struct fib_nh[0]' [-Warray-bounds=] 1027 | struct fib_nh *nh = &FIB_RES_NH(res); In file included from include/net/route.h:31, from include/net/lwtunnel.h:10, from include/net/ip_tunnels.h:18, from include/net/dst_metadata.h:6, from net/ipv4/route.c:94: include/net/ip_fib.h:127:33: note: while referencing 'fib_nh' 127 | struct fib_nh fib_nh[0]; | ^~~~~~ net/ipv4/route.c: In function '__ip_do_redirect': net/ipv4/route.c:779:53: warning: array subscript 0 is outside array bounds of 'struct fib_nh[0]' [-Warray-bounds=] 779 | struct fib_nh *nh = &FIB_RES_NH(res); include/net/ip_fib.h:127:33: note: while referencing 'fib_nh' 127 | struct fib_nh fib_nh[0]; | ^~~~~~ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock_bh' at include/linux/spinlock_api_smp.h:136:2, inlined from 'spin_lock_bh' at include/linux/spinlock.h:334:2, inlined from 'ip_del_fnhe' at net/ipv4/route.c:1326:2: arch/arm64/include/asm/atomic_lse.h:458:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct spinlock[1]'} [-Warray-bounds=] 458 | asm volatile(ARM64_LSE_ATOMIC_INSN( \ | ^~~ arch/arm64/include/asm/atomic_lse.h:479:1: note: in expansion of macro '__CMPXCHG_CASE' 479 | __CMPXCHG_CASE(w, , acq_4, a, "memory") | ^~~~~~~~~~~~~~ net/ipv4/route.c: In function 'ip_del_fnhe': net/ipv4/route.c:578:24: note: object 'fnhe_lock' of size 4 578 | static DEFINE_SPINLOCK(fnhe_lock); | ^~~~~~~~~ include/linux/spinlock_types.h:81:44: note: in definition of macro 'DEFINE_SPINLOCK' 81 | #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) | ^ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock_bh' at include/linux/spinlock_api_smp.h:136:2, inlined from 'spin_lock_bh' at include/linux/spinlock.h:334:2, inlined from 'ip_del_fnhe' at net/ipv4/route.c:1326:2: arch/arm64/include/asm/atomic_lse.h:458:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct spinlock[1]'} [-Warray-bounds=] 458 | asm volatile(ARM64_LSE_ATOMIC_INSN( \ | ^~~ arch/arm64/include/asm/atomic_lse.h:479:1: note: in expansion of macro '__CMPXCHG_CASE' 479 | __CMPXCHG_CASE(w, , acq_4, a, "memory") | ^~~~~~~~~~~~~~ net/ipv4/route.c: In function 'ip_del_fnhe': net/ipv4/route.c:578:24: note: object 'fnhe_lock' of size 4 578 | static DEFINE_SPINLOCK(fnhe_lock); | ^~~~~~~~~ include/linux/spinlock_types.h:81:44: note: in definition of macro 'DEFINE_SPINLOCK' 81 | #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) | ^ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock_bh' at include/linux/spinlock_api_smp.h:136:2, inlined from 'spin_lock_bh' at include/linux/spinlock.h:334:2, inlined from 'rt_bind_exception' at net/ipv4/route.c:1415:2: arch/arm64/include/asm/atomic_lse.h:458:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct spinlock[1]'} [-Warray-bounds=] 458 | asm volatile(ARM64_LSE_ATOMIC_INSN( \ | ^~~ arch/arm64/include/asm/atomic_lse.h:479:1: note: in expansion of macro '__CMPXCHG_CASE' 479 | __CMPXCHG_CASE(w, , acq_4, a, "memory") | ^~~~~~~~~~~~~~ net/ipv4/route.c: In function 'rt_bind_exception': net/ipv4/route.c:578:24: note: object 'fnhe_lock' of size 4 578 | static DEFINE_SPINLOCK(fnhe_lock); | ^~~~~~~~~ include/linux/spinlock_types.h:81:44: note: in definition of macro 'DEFINE_SPINLOCK' 81 | #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) | ^ In function '__cmpxchg_case_acq_4', inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1, inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8, inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2, inlined from '__raw_spin_lock_bh' at include/linux/spinlock_api_smp.h:136:2, inlined from 'spin_lock_bh' at include/linux/spinlock.h:334:2, inlined from 'rt_bind_exception' at net/ipv4/route.c:1415:2: arch/arm64/include/asm/atomic_lse.h:458:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'spinlock_t[1]' {aka 'struct spinlock[1]'} [-Warray-bounds=] 458 | asm volatile(ARM64_LSE_ATOMIC_INSN( \ | ^~~ arch/arm64/include/asm/atomic_lse.h:479:1: note: in expansion of macro '__CMPXCHG_CASE' 479 | __CMPXCHG_CASE(w, , acq_4, a, "memory") | ^~~~~~~~~~~~~~ net/ipv4/route.c: In function 'rt_bind_exception': net/ipv4/route.c:578:24: note: object 'fnhe_lock' of size 4 578 | static DEFINE_SPINLOCK(fnhe_lock); | ^~~~~~~~~ include/linux/spinlock_types.h:81:44: note: in definition of macro 'DEFINE_SPINLOCK' 81 | #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) | ^ net/ipv4/route.c: In function 'ip_rt_get_source': include/net/ip_fib.h:167:50: warning: array subscript 0 is outside array bounds of 'struct fib_nh[0]' [-Warray-bounds=] 167 | #define FIB_RES_NH(res) ((res).fi->fib_nh[0]) | ~~~~~~~~~~~~~~~~~^~~~ include/net/ip_fib.h:179:11: note: in expansion of macro 'FIB_RES_NH' -- fs/ocfs2/alloc.c:1713:25: warning: array subscript 0 is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 1713 | memmove(&el->l_recs[0], &el->l_recs[1], size); | ^~~~~~~~~~~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c:1713:41: warning: array subscript 1 is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 1713 | memmove(&el->l_recs[0], &el->l_recs[1], size); | ^~~~~~~~~~~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c:1714:24: warning: array subscript num_recs is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 1714 | memset(&el->l_recs[num_recs], 0, | ^~~~~~~~~~~~~~~~~~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c: In function 'ocfs2_replay_truncate_records': fs/ocfs2/alloc.c:5972:34: warning: array subscript i is outside array bounds of 'struct ocfs2_truncate_rec[0]' [-Warray-bounds=] 5972 | rec = tl->tl_recs[i]; | ~~~~~~~~~~~^~~ fs/ocfs2/ocfs2_fs.h:538:35: note: while referencing 'tl_recs' 538 | /*08*/ struct ocfs2_truncate_rec tl_recs[0]; /* Truncate records */ | ^~~~~~~ fs/ocfs2/alloc.c:5972:34: warning: array subscript i is outside array bounds of 'struct ocfs2_truncate_rec[0]' [-Warray-bounds=] 5972 | rec = tl->tl_recs[i]; | ~~~~~~~~~~~^~~ fs/ocfs2/ocfs2_fs.h:538:35: note: while referencing 'tl_recs' 538 | /*08*/ struct ocfs2_truncate_rec tl_recs[0]; /* Truncate records */ | ^~~~~~~ fs/ocfs2/alloc.c: In function 'ocfs2_adjust_rightmost_records': fs/ocfs2/alloc.c:3989:34: warning: array subscript <unknown> is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 3989 | rec = &el->l_recs[next_free - 1]; | ~~~~~~~~~~^~~~~~~~~~~~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c:3989:34: warning: array subscript <unknown> is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 3989 | rec = &el->l_recs[next_free - 1]; | ~~~~~~~~~~^~~~~~~~~~~~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c:3989:34: warning: array subscript <unknown> is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 3989 | rec = &el->l_recs[next_free - 1]; | ~~~~~~~~~~^~~~~~~~~~~~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c: In function 'ocfs2_figure_appending_type.isra': fs/ocfs2/alloc.c:4561:26: warning: array subscript i is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 4561 | rec = &el->l_recs[i]; | ~~~~~~~~~~^~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c:4561:26: warning: array subscript i is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 4561 | rec = &el->l_recs[i]; | ~~~~~~~~~~^~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ In function 'ocfs2_adjust_root_records', inlined from 'ocfs2_complete_edge_insert' at fs/ocfs2/alloc.c:2114:2: fs/ocfs2/alloc.c:2025:48: warning: array subscript i is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 2025 | if (le64_to_cpu(root_el->l_recs[i].e_blkno) == left_el_blkno) | ~~~~~~~~~~~~~~~^~~ include/uapi/linux/byteorder/little_endian.h:32:51: note: in definition of macro '__le64_to_cpu' 32 | #define __le64_to_cpu(x) ((__force __u64)(__le64)(x)) | ^ fs/ocfs2/alloc.c:2025:21: note: in expansion of macro 'le64_to_cpu' 2025 | if (le64_to_cpu(root_el->l_recs[i].e_blkno) == left_el_blkno) | ^~~~~~~~~~~ fs/ocfs2/ocfs2_fs.h: In function 'ocfs2_complete_edge_insert': fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ In function 'ocfs2_adjust_root_records', inlined from 'ocfs2_complete_edge_insert' at fs/ocfs2/alloc.c:2114:2: fs/ocfs2/alloc.c:2035:9: warning: array subscript i is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 2035 | ocfs2_adjust_adjacent_records(&root_el->l_recs[i], | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2036 | &root_el->l_recs[i + 1], right_el); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ fs/ocfs2/ocfs2_fs.h: In function 'ocfs2_complete_edge_insert': fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ In function 'ocfs2_adjust_root_records', inlined from 'ocfs2_complete_edge_insert' at fs/ocfs2/alloc.c:2114:2: fs/ocfs2/alloc.c:2035:9: warning: array subscript <unknown> is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 2035 | ocfs2_adjust_adjacent_records(&root_el->l_recs[i], | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2036 | &root_el->l_recs[i + 1], right_el); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ fs/ocfs2/ocfs2_fs.h: In function 'ocfs2_complete_edge_insert': fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c:2087:28: warning: array subscript idx is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 2087 | left_rec = &el->l_recs[idx]; | ^~~~~~~~~~~~~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c:2090:29: warning: array subscript 0 is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 2090 | right_rec = &el->l_recs[0]; | ^~~~~~~~~~~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c: In function 'ocfs2_figure_contig_type': fs/ocfs2/alloc.c:4504:31: warning: array subscript i is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 4504 | contig_type = ocfs2_et_extent_contig(et, &el->l_recs[i], | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 4505 | insert_rec); | ~~~~~~~~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c:4515:44: warning: array subscript <unknown> is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 4515 | &el->l_recs[insert->ins_contig_index]; | ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c: In function '__ocfs2_find_path.constprop': fs/ocfs2/alloc.c:1827:42: warning: array subscript i is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 1827 | rec = &el->l_recs[i]; | ~~~~~~~~~~^~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c:1827:42: warning: array subscript i is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 1827 | rec = &el->l_recs[i]; | ~~~~~~~~~~^~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c:1840:47: warning: array subscript i is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 1840 | blkno = le64_to_cpu(el->l_recs[i].e_blkno); | ~~~~~~~~~~^~~ include/uapi/linux/byteorder/little_endian.h:32:51: note: in definition of macro '__le64_to_cpu' 32 | #define __le64_to_cpu(x) ((__force __u64)(__le64)(x)) | ^ fs/ocfs2/alloc.c:1840:25: note: in expansion of macro 'le64_to_cpu' 1840 | blkno = le64_to_cpu(el->l_recs[i].e_blkno); | ^~~~~~~~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c: In function 'ocfs2_find_branch_target.constprop': fs/ocfs2/alloc.c:1488:47: warning: array subscript i is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 1488 | blkno = le64_to_cpu(el->l_recs[i].e_blkno); | ~~~~~~~~~~^~~ include/uapi/linux/byteorder/little_endian.h:32:51: note: in definition of macro '__le64_to_cpu' 32 | #define __le64_to_cpu(x) ((__force __u64)(__le64)(x)) | ^ fs/ocfs2/alloc.c:1488:25: note: in expansion of macro 'le64_to_cpu' 1488 | blkno = le64_to_cpu(el->l_recs[i].e_blkno); | ^~~~~~~~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c: In function 'ocfs2_update_edge_lengths.isra': fs/ocfs2/alloc.c:2561:26: warning: array subscript idx is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 2561 | rec = &el->l_recs[idx]; | ~~~~~~~~~~^~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c:2561:26: warning: array subscript idx is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 2561 | rec = &el->l_recs[idx]; | ~~~~~~~~~~^~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c:2561:26: warning: array subscript idx is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 2561 | rec = &el->l_recs[idx]; | ~~~~~~~~~~^~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c:2567:34: warning: array subscript idx is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 2567 | rec = &el->l_recs[idx]; | ~~~~~~~~~~^~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c:2567:34: warning: array subscript idx is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 2567 | rec = &el->l_recs[idx]; | ~~~~~~~~~~^~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' 512 | /*10*/ struct ocfs2_extent_rec l_recs[0]; /* Extent records */ | ^~~~~~ fs/ocfs2/alloc.c: In function 'ocfs2_adjust_rightmost_branch': fs/ocfs2/alloc.c:1141:15: warning: array subscript <unknown> is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] 1141 | rec = &el->l_recs[le16_to_cpu(el->l_next_free_rec) - 1]; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ fs/ocfs2/ocfs2_fs.h:512:33: note: while referencing 'l_recs' ..

vim +458 arch/arm64/include/asm/atomic_lse.h c342f78217e822 Will Deacon 2015-04-23 448 c342f78217e822 Will Deacon 2015-04-23 449 #define __CMPXCHG_CASE(w, sz, name, mb, cl...) \ c342f78217e822 Will Deacon 2015-04-23 450 static inline unsigned long __cmpxchg_case_##name(volatile void *ptr, \ c342f78217e822 Will Deacon 2015-04-23 451 unsigned long old, \ c342f78217e822 Will Deacon 2015-04-23 452 unsigned long new) \ c342f78217e822 Will Deacon 2015-04-23 453 { \ c342f78217e822 Will Deacon 2015-04-23 454 register unsigned long x0 asm ("x0") = (unsigned long)ptr; \ c342f78217e822 Will Deacon 2015-04-23 455 register unsigned long x1 asm ("x1") = old; \ c342f78217e822 Will Deacon 2015-04-23 456 register unsigned long x2 asm ("x2") = new; \ c342f78217e822 Will Deacon 2015-04-23 457 \ c342f78217e822 Will Deacon 2015-04-23 @458 asm volatile(ARM64_LSE_ATOMIC_INSN( \ c342f78217e822 Will Deacon 2015-04-23 459 /* LL/SC */ \ c342f78217e822 Will Deacon 2015-04-23 460 __LL_SC_CMPXCHG(name) \ 05492f2fd87d0a Will Deacon 2016-09-06 461 __nops(2), \ c342f78217e822 Will Deacon 2015-04-23 462 /* LSE atomics */ \ c342f78217e822 Will Deacon 2015-04-23 463 " mov " #w "30, %" #w "[old]\n" \ c342f78217e822 Will Deacon 2015-04-23 464 " cas" #mb #sz "\t" #w "30, %" #w "[new], %[v]\n" \ c342f78217e822 Will Deacon 2015-04-23 465 " mov %" #w "[ret], " #w "30") \ c342f78217e822 Will Deacon 2015-04-23 466 : [ret] "+r" (x0), [v] "+Q" (*(unsigned long *)ptr) \ c342f78217e822 Will Deacon 2015-04-23 467 : [old] "r" (x1), [new] "r" (x2) \ 5be8b70af1ca78 Ard Biesheuvel 2016-02-25 468 : __LL_SC_CLOBBERS, ##cl); \ c342f78217e822 Will Deacon 2015-04-23 469 \ c342f78217e822 Will Deacon 2015-04-23 470 return x0; \ c342f78217e822 Will Deacon 2015-04-23 471 } c342f78217e822 Will Deacon 2015-04-23 472 :::::: The code at line 458 was first introduced by commit :::::: c342f78217e822d2178265b0b1de232eeb717149 arm64: cmpxchg: patch in lse instructions when supported by the CPU :::::: TO: Will Deacon <will.deacon@arm.com> :::::: CC: Will Deacon <will.deacon@arm.com> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki