From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com, Dan Carpenter <error27@gmail.com>
Subject: [cel:simple-offset-maple 5/7] lib/test_maple_tree.c:3612 alloc_cyclic_testing() warn: sleeping in atomic context
Date: Fri, 16 Feb 2024 04:37:09 +0800 [thread overview]
Message-ID: <202402160419.2pdB2GFG-lkp@intel.com> (raw)
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
TO: "Liam R. Howlett" <Liam.Howlett@oracle.com>
CC: Chuck Lever <chuck.lever@oracle.com>
tree: git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux simple-offset-maple
head: 380438ec8aea040862920a4abd295062125939fe
commit: c9d26c93c59232dcd560b8275e9c2a7f058c9a39 [5/7] test_maple_tree: testing the cyclic allocation
:::::: branch date: 4 hours ago
:::::: commit date: 2 days ago
config: i386-randconfig-141-20240214 (https://download.01.org/0day-ci/archive/20240216/202402160419.2pdB2GFG-lkp@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
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>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202402160419.2pdB2GFG-lkp@intel.com/
smatch warnings:
lib/test_maple_tree.c:3612 alloc_cyclic_testing() warn: sleeping in atomic context
vim +3612 lib/test_maple_tree.c
eb2e817f38cafb Liam R. Howlett 2023-05-18 3601
c9d26c93c59232 Liam R. Howlett 2024-02-13 3602 static noinline void __init alloc_cyclic_testing(struct maple_tree *mt)
c9d26c93c59232 Liam R. Howlett 2024-02-13 3603 {
c9d26c93c59232 Liam R. Howlett 2024-02-13 3604 unsigned long location;
c9d26c93c59232 Liam R. Howlett 2024-02-13 3605 unsigned long next;
c9d26c93c59232 Liam R. Howlett 2024-02-13 3606 int ret = 0;
c9d26c93c59232 Liam R. Howlett 2024-02-13 3607 MA_STATE(mas, mt, 0, 0);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3608
c9d26c93c59232 Liam R. Howlett 2024-02-13 3609 next = 0;
c9d26c93c59232 Liam R. Howlett 2024-02-13 3610 mtree_lock(mt);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3611 for (int i = 0; i < 100; i++) {
c9d26c93c59232 Liam R. Howlett 2024-02-13 @3612 mas_alloc_cyclic(&mas, &location, mt, 2, ULONG_MAX, &next, GFP_KERNEL);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3613 MAS_BUG_ON(&mas, i != location - 2);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3614 MAS_BUG_ON(&mas, mas.index != location);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3615 MAS_BUG_ON(&mas, mas.last != location);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3616 MAS_BUG_ON(&mas, i != next - 3);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3617 }
c9d26c93c59232 Liam R. Howlett 2024-02-13 3618
c9d26c93c59232 Liam R. Howlett 2024-02-13 3619 mtree_unlock(mt);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3620 mtree_destroy(mt);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3621 next = 0;
c9d26c93c59232 Liam R. Howlett 2024-02-13 3622 mt_init_flags(mt, MT_FLAGS_ALLOC_RANGE);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3623 for (int i = 0; i < 100; i++) {
c9d26c93c59232 Liam R. Howlett 2024-02-13 3624 mtree_alloc_cyclic(mt, &location, mt, 2, ULONG_MAX, &next, GFP_KERNEL);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3625 MT_BUG_ON(mt, i != location - 2);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3626 MT_BUG_ON(mt, i != next - 3);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3627 MT_BUG_ON(mt, mtree_load(mt, location) != mt);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3628 }
c9d26c93c59232 Liam R. Howlett 2024-02-13 3629
c9d26c93c59232 Liam R. Howlett 2024-02-13 3630 mtree_destroy(mt);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3631 /* Overflow test */
c9d26c93c59232 Liam R. Howlett 2024-02-13 3632 next = ULONG_MAX - 1;
c9d26c93c59232 Liam R. Howlett 2024-02-13 3633 ret = mtree_alloc_cyclic(mt, &location, mt, 2, ULONG_MAX, &next, GFP_KERNEL);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3634 MT_BUG_ON(mt, ret != 0);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3635 ret = mtree_alloc_cyclic(mt, &location, mt, 2, ULONG_MAX, &next, GFP_KERNEL);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3636 MT_BUG_ON(mt, ret != 0);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3637 ret = mtree_alloc_cyclic(mt, &location, mt, 2, ULONG_MAX, &next, GFP_KERNEL);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3638 MT_BUG_ON(mt, ret != 1);
c9d26c93c59232 Liam R. Howlett 2024-02-13 3639 }
c9d26c93c59232 Liam R. Howlett 2024-02-13 3640
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2024-02-15 20:37 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202402160419.2pdB2GFG-lkp@intel.com \
--to=lkp@intel.com \
--cc=error27@gmail.com \
--cc=oe-kbuild@lists.linux.dev \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.