* fs/bcachefs/buckets.c:675:61: sparse: sparse: invalid access past the end of 'p' (4 8)
@ 2023-11-07 22:45 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2023-11-07 22:45 UTC (permalink / raw)
To: oe-kbuild; +Cc: lkp
::::::
:::::: Manual check reason: "low confidence static check warning: fs/bcachefs/buckets.c:675:61: sparse: sparse: invalid access past the end of 'p' (4 8)"
::::::
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: Kent Overstreet <kmo@daterainc.com>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 13d88ac54ddd1011b6e94443958e798aa06eb835
commit: cd575ddf57af004913ff5a994aa5f3203216fa68 bcachefs: Erasure coding
date: 2 weeks ago
:::::: branch date: 66 minutes ago
:::::: commit date: 2 weeks ago
config: powerpc-randconfig-r113-20231106 (https://download.01.org/0day-ci/archive/20231108/202311080541.hrumYImb-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20231108/202311080541.hrumYImb-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@intel.com>
| Closes: https://lore.kernel.org/r/202311080541.hrumYImb-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
>> fs/bcachefs/buckets.c:675:61: sparse: sparse: invalid access past the end of 'p' (4 8)
fs/bcachefs/buckets.c: note: in included file (through fs/bcachefs/super.h, fs/bcachefs/buckets.h):
fs/bcachefs/extents.h:273:44: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] @@ got unsigned int const [usertype] csum @@
fs/bcachefs/extents.h:273:44: sparse: expected restricted __le32 [usertype]
fs/bcachefs/extents.h:273:44: sparse: got unsigned int const [usertype] csum
fs/bcachefs/extents.h:287:44: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le16 [usertype] @@ got unsigned long long const [usertype] csum_hi:16 @@
fs/bcachefs/extents.h:287:44: sparse: expected restricted __le16 [usertype]
fs/bcachefs/extents.h:287:44: sparse: got unsigned long long const [usertype] csum_hi:16
fs/bcachefs/extents.h:273:44: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] @@ got unsigned int const [usertype] csum @@
fs/bcachefs/extents.h:273:44: sparse: expected restricted __le32 [usertype]
fs/bcachefs/extents.h:273:44: sparse: got unsigned int const [usertype] csum
fs/bcachefs/extents.h:287:44: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le16 [usertype] @@ got unsigned long long const [usertype] csum_hi:16 @@
fs/bcachefs/extents.h:287:44: sparse: expected restricted __le16 [usertype]
fs/bcachefs/extents.h:287:44: sparse: got unsigned long long const [usertype] csum_hi:16
vim +/p +675 fs/bcachefs/buckets.c
1c6fdbd8f2465d Kent Overstreet 2017-03-16 645
cd575ddf57af00 Kent Overstreet 2018-11-01 646 static void bch2_mark_stripe_ptr(struct bch_fs *c,
cd575ddf57af00 Kent Overstreet 2018-11-01 647 struct bch_extent_stripe_ptr p,
cd575ddf57af00 Kent Overstreet 2018-11-01 648 s64 sectors, unsigned flags,
cd575ddf57af00 Kent Overstreet 2018-11-01 649 s64 *adjusted_disk_sectors,
cd575ddf57af00 Kent Overstreet 2018-11-01 650 unsigned *redundancy)
cd575ddf57af00 Kent Overstreet 2018-11-01 651 {
cd575ddf57af00 Kent Overstreet 2018-11-01 652 struct ec_stripe *m;
cd575ddf57af00 Kent Overstreet 2018-11-01 653 unsigned old, new, nr_data;
cd575ddf57af00 Kent Overstreet 2018-11-01 654 int blocks_nonempty_delta;
cd575ddf57af00 Kent Overstreet 2018-11-01 655 s64 parity_sectors;
cd575ddf57af00 Kent Overstreet 2018-11-01 656
cd575ddf57af00 Kent Overstreet 2018-11-01 657 m = genradix_ptr(&c->ec_stripes, p.idx);
cd575ddf57af00 Kent Overstreet 2018-11-01 658 if (WARN_ON(!m))
cd575ddf57af00 Kent Overstreet 2018-11-01 659 return;
cd575ddf57af00 Kent Overstreet 2018-11-01 660
cd575ddf57af00 Kent Overstreet 2018-11-01 661 if (WARN_ON(!m->alive))
cd575ddf57af00 Kent Overstreet 2018-11-01 662 return;
cd575ddf57af00 Kent Overstreet 2018-11-01 663
cd575ddf57af00 Kent Overstreet 2018-11-01 664 nr_data = m->nr_blocks - m->nr_redundant;
cd575ddf57af00 Kent Overstreet 2018-11-01 665
cd575ddf57af00 Kent Overstreet 2018-11-01 666 parity_sectors = DIV_ROUND_UP(abs(sectors) * m->nr_redundant, nr_data);
cd575ddf57af00 Kent Overstreet 2018-11-01 667
cd575ddf57af00 Kent Overstreet 2018-11-01 668 if (sectors < 0)
cd575ddf57af00 Kent Overstreet 2018-11-01 669 parity_sectors = -parity_sectors;
cd575ddf57af00 Kent Overstreet 2018-11-01 670
cd575ddf57af00 Kent Overstreet 2018-11-01 671 *adjusted_disk_sectors += parity_sectors;
cd575ddf57af00 Kent Overstreet 2018-11-01 672
cd575ddf57af00 Kent Overstreet 2018-11-01 673 *redundancy = max_t(unsigned, *redundancy, m->nr_redundant + 1);
cd575ddf57af00 Kent Overstreet 2018-11-01 674
cd575ddf57af00 Kent Overstreet 2018-11-01 @675 new = atomic_add_return(sectors, &m->block_sectors[p.block]);
cd575ddf57af00 Kent Overstreet 2018-11-01 676 old = new - sectors;
cd575ddf57af00 Kent Overstreet 2018-11-01 677
cd575ddf57af00 Kent Overstreet 2018-11-01 678 blocks_nonempty_delta = (int) !!new - (int) !!old;
cd575ddf57af00 Kent Overstreet 2018-11-01 679 if (!blocks_nonempty_delta)
cd575ddf57af00 Kent Overstreet 2018-11-01 680 return;
cd575ddf57af00 Kent Overstreet 2018-11-01 681
cd575ddf57af00 Kent Overstreet 2018-11-01 682 atomic_add(blocks_nonempty_delta, &m->blocks_nonempty);
cd575ddf57af00 Kent Overstreet 2018-11-01 683
cd575ddf57af00 Kent Overstreet 2018-11-01 684 BUG_ON(atomic_read(&m->blocks_nonempty) < 0);
cd575ddf57af00 Kent Overstreet 2018-11-01 685
cd575ddf57af00 Kent Overstreet 2018-11-01 686 bch2_stripes_heap_update(c, m, p.idx);
cd575ddf57af00 Kent Overstreet 2018-11-01 687 }
cd575ddf57af00 Kent Overstreet 2018-11-01 688
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread* fs/bcachefs/buckets.c:675:61: sparse: sparse: invalid access past the end of 'p' (4 8)
@ 2023-12-10 10:53 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2023-12-10 10:53 UTC (permalink / raw)
To: oe-kbuild; +Cc: lkp
::::::
:::::: Manual check reason: "low confidence static check warning: fs/bcachefs/buckets.c:675:61: sparse: sparse: invalid access past the end of 'p' (4 8)"
::::::
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: Kent Overstreet <kmo@daterainc.com>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: c527f5606aa545233a4d2c6d5c636ed82b8633ef
commit: cd575ddf57af004913ff5a994aa5f3203216fa68 bcachefs: Erasure coding
date: 7 weeks ago
:::::: branch date: 7 hours ago
:::::: commit date: 7 weeks ago
config: powerpc-randconfig-r113-20231106 (https://download.01.org/0day-ci/archive/20231210/202312101846.7NKixT0C-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20231210/202312101846.7NKixT0C-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@intel.com>
| Closes: https://lore.kernel.org/r/202312101846.7NKixT0C-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
>> fs/bcachefs/buckets.c:675:61: sparse: sparse: invalid access past the end of 'p' (4 8)
fs/bcachefs/buckets.c: note: in included file (through fs/bcachefs/super.h, fs/bcachefs/buckets.h):
fs/bcachefs/extents.h:273:44: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] @@ got unsigned int const [usertype] csum @@
fs/bcachefs/extents.h:273:44: sparse: expected restricted __le32 [usertype]
fs/bcachefs/extents.h:273:44: sparse: got unsigned int const [usertype] csum
fs/bcachefs/extents.h:287:44: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le16 [usertype] @@ got unsigned long long const [usertype] csum_hi:16 @@
fs/bcachefs/extents.h:287:44: sparse: expected restricted __le16 [usertype]
fs/bcachefs/extents.h:287:44: sparse: got unsigned long long const [usertype] csum_hi:16
fs/bcachefs/extents.h:273:44: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] @@ got unsigned int const [usertype] csum @@
fs/bcachefs/extents.h:273:44: sparse: expected restricted __le32 [usertype]
fs/bcachefs/extents.h:273:44: sparse: got unsigned int const [usertype] csum
fs/bcachefs/extents.h:287:44: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le16 [usertype] @@ got unsigned long long const [usertype] csum_hi:16 @@
fs/bcachefs/extents.h:287:44: sparse: expected restricted __le16 [usertype]
fs/bcachefs/extents.h:287:44: sparse: got unsigned long long const [usertype] csum_hi:16
vim +/p +675 fs/bcachefs/buckets.c
1c6fdbd8f2465d Kent Overstreet 2017-03-16 645
cd575ddf57af00 Kent Overstreet 2018-11-01 646 static void bch2_mark_stripe_ptr(struct bch_fs *c,
cd575ddf57af00 Kent Overstreet 2018-11-01 647 struct bch_extent_stripe_ptr p,
cd575ddf57af00 Kent Overstreet 2018-11-01 648 s64 sectors, unsigned flags,
cd575ddf57af00 Kent Overstreet 2018-11-01 649 s64 *adjusted_disk_sectors,
cd575ddf57af00 Kent Overstreet 2018-11-01 650 unsigned *redundancy)
cd575ddf57af00 Kent Overstreet 2018-11-01 651 {
cd575ddf57af00 Kent Overstreet 2018-11-01 652 struct ec_stripe *m;
cd575ddf57af00 Kent Overstreet 2018-11-01 653 unsigned old, new, nr_data;
cd575ddf57af00 Kent Overstreet 2018-11-01 654 int blocks_nonempty_delta;
cd575ddf57af00 Kent Overstreet 2018-11-01 655 s64 parity_sectors;
cd575ddf57af00 Kent Overstreet 2018-11-01 656
cd575ddf57af00 Kent Overstreet 2018-11-01 657 m = genradix_ptr(&c->ec_stripes, p.idx);
cd575ddf57af00 Kent Overstreet 2018-11-01 658 if (WARN_ON(!m))
cd575ddf57af00 Kent Overstreet 2018-11-01 659 return;
cd575ddf57af00 Kent Overstreet 2018-11-01 660
cd575ddf57af00 Kent Overstreet 2018-11-01 661 if (WARN_ON(!m->alive))
cd575ddf57af00 Kent Overstreet 2018-11-01 662 return;
cd575ddf57af00 Kent Overstreet 2018-11-01 663
cd575ddf57af00 Kent Overstreet 2018-11-01 664 nr_data = m->nr_blocks - m->nr_redundant;
cd575ddf57af00 Kent Overstreet 2018-11-01 665
cd575ddf57af00 Kent Overstreet 2018-11-01 666 parity_sectors = DIV_ROUND_UP(abs(sectors) * m->nr_redundant, nr_data);
cd575ddf57af00 Kent Overstreet 2018-11-01 667
cd575ddf57af00 Kent Overstreet 2018-11-01 668 if (sectors < 0)
cd575ddf57af00 Kent Overstreet 2018-11-01 669 parity_sectors = -parity_sectors;
cd575ddf57af00 Kent Overstreet 2018-11-01 670
cd575ddf57af00 Kent Overstreet 2018-11-01 671 *adjusted_disk_sectors += parity_sectors;
cd575ddf57af00 Kent Overstreet 2018-11-01 672
cd575ddf57af00 Kent Overstreet 2018-11-01 673 *redundancy = max_t(unsigned, *redundancy, m->nr_redundant + 1);
cd575ddf57af00 Kent Overstreet 2018-11-01 674
cd575ddf57af00 Kent Overstreet 2018-11-01 @675 new = atomic_add_return(sectors, &m->block_sectors[p.block]);
cd575ddf57af00 Kent Overstreet 2018-11-01 676 old = new - sectors;
cd575ddf57af00 Kent Overstreet 2018-11-01 677
cd575ddf57af00 Kent Overstreet 2018-11-01 678 blocks_nonempty_delta = (int) !!new - (int) !!old;
cd575ddf57af00 Kent Overstreet 2018-11-01 679 if (!blocks_nonempty_delta)
cd575ddf57af00 Kent Overstreet 2018-11-01 680 return;
cd575ddf57af00 Kent Overstreet 2018-11-01 681
cd575ddf57af00 Kent Overstreet 2018-11-01 682 atomic_add(blocks_nonempty_delta, &m->blocks_nonempty);
cd575ddf57af00 Kent Overstreet 2018-11-01 683
cd575ddf57af00 Kent Overstreet 2018-11-01 684 BUG_ON(atomic_read(&m->blocks_nonempty) < 0);
cd575ddf57af00 Kent Overstreet 2018-11-01 685
cd575ddf57af00 Kent Overstreet 2018-11-01 686 bch2_stripes_heap_update(c, m, p.idx);
cd575ddf57af00 Kent Overstreet 2018-11-01 687 }
cd575ddf57af00 Kent Overstreet 2018-11-01 688
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2023-12-10 10:54 UTC | newest]
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