From: kernel test robot <lkp@intel.com>
To: Josh Poimboeuf <jpoimboe@kernel.org>
Cc: oe-kbuild-all@lists.linux.dev
Subject: [jpoimboe:klp-build 42/62] crypto/xor.c:107: Error: bad or irreducible absolute expression
Date: Tue, 10 Jun 2025 12:54:36 +0800 [thread overview]
Message-ID: <202506101208.3SlGYjET-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/jpoimboe/linux.git klp-build
head: 9936d838805eed652db144cfa0f44ba3ec967dbe
commit: adee8c9238d58cd7c6e5dcd4dca255ef72da4cac [42/62] x86/alternative: Define ELF section entry size for alternatives
config: um-randconfig-001-20250610 (https://download.01.org/0day-ci/archive/20250610/202506101208.3SlGYjET-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-12) 11.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250610/202506101208.3SlGYjET-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/oe-kbuild-all/202506101208.3SlGYjET-lkp@intel.com/
All errors (new ones prefixed by >>):
crypto/xor.c: Assembler messages:
>> crypto/xor.c:107: Error: bad or irreducible absolute expression
crypto/xor.c:109: Error: bad or irreducible absolute expression
--
lib/klist.c: Assembler messages:
>> lib/klist.c:204: Error: bad or irreducible absolute expression
--
include/linux/virtio_ring.h: Assembler messages:
>> include/linux/virtio_ring.h:35: Error: bad or irreducible absolute expression
include/linux/virtio_ring.h:37: Error: bad or irreducible absolute expression
include/linux/virtio_ring.h:43: Error: bad or irreducible absolute expression
include/linux/virtio_ring.h:45: Error: bad or irreducible absolute expression
include/linux/virtio_ring.h:51: Error: bad or irreducible absolute expression
include/linux/virtio_ring.h:53: Error: bad or irreducible absolute expression
>> drivers/virtio/virtio_ring.c:955: Error: bad or irreducible absolute expression
>> drivers/virtio/virtio_ring.c:955: Error: bad or irreducible absolute expression
drivers/virtio/virtio_ring.c:866: Error: bad or irreducible absolute expression
drivers/virtio/virtio_ring.c:866: Error: bad or irreducible absolute expression
drivers/virtio/virtio_ring.c:1793: Error: bad or irreducible absolute expression
drivers/virtio/virtio_ring.c:1793: Error: bad or irreducible absolute expression
--
drivers/scsi/scsi.c: Assembler messages:
>> drivers/scsi/scsi.c:230: Error: bad or irreducible absolute expression
--
net/dsa/conduit.c: Assembler messages:
>> net/dsa/conduit.c:413: Error: bad or irreducible absolute expression
net/dsa/conduit.c:449: Error: bad or irreducible absolute expression
--
net/dsa/user.c: Assembler messages:
>> net/dsa/user.c:3447: Error: bad or irreducible absolute expression
--
drivers/hwspinlock/hwspinlock_core.c: Assembler messages:
>> drivers/hwspinlock/hwspinlock_core.c:292: Error: bad or irreducible absolute expression
drivers/hwspinlock/hwspinlock_core.c:173: Error: bad or irreducible absolute expression
--
net/mac80211/util.c: Assembler messages:
>> net/mac80211/util.c:2218: Error: bad or irreducible absolute expression
--
net/mac80211/pm.c: Assembler messages:
>> net/mac80211/pm.c:38: Error: bad or irreducible absolute expression
net/mac80211/pm.c:74: Error: bad or irreducible absolute expression
--
drivers/tty/hvc/hvc_console.c: Assembler messages:
>> drivers/tty/hvc/hvc_console.c:807: Error: bad or irreducible absolute expression
--
net/sunrpc/svcsock.c: Assembler messages:
>> net/sunrpc/svcsock.c:399: Error: bad or irreducible absolute expression
net/sunrpc/svcsock.c:859: Error: bad or irreducible absolute expression
net/sunrpc/svcsock.c:380: Error: bad or irreducible absolute expression
net/sunrpc/svcsock.c:1421: Error: bad or irreducible absolute expression
net/sunrpc/svcsock.c:875: Error: bad or irreducible absolute expression
..
vim +107 crypto/xor.c
^1da177e4c3f41 drivers/md/xor.c Linus Torvalds 2005-04-16 81
af7cf25dd15b74 crypto/xor.c Jan Beulich 2012-10-11 82 static void __init
^1da177e4c3f41 drivers/md/xor.c Linus Torvalds 2005-04-16 83 do_xor_speed(struct xor_block_template *tmpl, void *b1, void *b2)
^1da177e4c3f41 drivers/md/xor.c Linus Torvalds 2005-04-16 84 {
^1da177e4c3f41 drivers/md/xor.c Linus Torvalds 2005-04-16 85 int speed;
ab9a244c396aae crypto/xor.c Helge Deller 2024-07-08 86 unsigned long reps;
ab9a244c396aae crypto/xor.c Helge Deller 2024-07-08 87 ktime_t min, start, t0;
^1da177e4c3f41 drivers/md/xor.c Linus Torvalds 2005-04-16 88
^1da177e4c3f41 drivers/md/xor.c Linus Torvalds 2005-04-16 89 tmpl->next = template_list;
^1da177e4c3f41 drivers/md/xor.c Linus Torvalds 2005-04-16 90 template_list = tmpl;
^1da177e4c3f41 drivers/md/xor.c Linus Torvalds 2005-04-16 91
56a519913eeba2 crypto/xor.c Jim Kukunas 2012-05-22 92 preempt_disable();
56a519913eeba2 crypto/xor.c Jim Kukunas 2012-05-22 93
ab9a244c396aae crypto/xor.c Helge Deller 2024-07-08 94 reps = 0;
ab9a244c396aae crypto/xor.c Helge Deller 2024-07-08 95 t0 = ktime_get();
ab9a244c396aae crypto/xor.c Helge Deller 2024-07-08 96 /* delay start until time has advanced */
ab9a244c396aae crypto/xor.c Helge Deller 2024-07-08 97 while ((start = ktime_get()) == t0)
ab9a244c396aae crypto/xor.c Helge Deller 2024-07-08 98 cpu_relax();
ab9a244c396aae crypto/xor.c Helge Deller 2024-07-08 99 do {
cfb28fde083761 crypto/xor.c Bhaskar Chowdhury 2021-02-03 100 mb(); /* prevent loop optimization */
^1da177e4c3f41 drivers/md/xor.c Linus Torvalds 2005-04-16 101 tmpl->do_2(BENCH_SIZE, b1, b2);
^1da177e4c3f41 drivers/md/xor.c Linus Torvalds 2005-04-16 102 mb();
ab9a244c396aae crypto/xor.c Helge Deller 2024-07-08 103 } while (reps++ < REPS || (t0 = ktime_get()) == start);
ab9a244c396aae crypto/xor.c Helge Deller 2024-07-08 104 min = ktime_sub(t0, start);
^1da177e4c3f41 drivers/md/xor.c Linus Torvalds 2005-04-16 105
56a519913eeba2 crypto/xor.c Jim Kukunas 2012-05-22 106 preempt_enable();
56a519913eeba2 crypto/xor.c Jim Kukunas 2012-05-22 @107
c055e3eae0f133 crypto/xor.c Ard Biesheuvel 2020-09-26 108 // bytes/ns == GB/s, multiply by 1000 to get MB/s [not MiB/s]
ab9a244c396aae crypto/xor.c Helge Deller 2024-07-08 109 speed = (1000 * reps * BENCH_SIZE) / (unsigned int)ktime_to_ns(min);
^1da177e4c3f41 drivers/md/xor.c Linus Torvalds 2005-04-16 110 tmpl->speed = speed;
^1da177e4c3f41 drivers/md/xor.c Linus Torvalds 2005-04-16 111
c055e3eae0f133 crypto/xor.c Ard Biesheuvel 2020-09-26 112 pr_info(" %-16s: %5d MB/sec\n", tmpl->name, speed);
^1da177e4c3f41 drivers/md/xor.c Linus Torvalds 2005-04-16 113 }
^1da177e4c3f41 drivers/md/xor.c Linus Torvalds 2005-04-16 114
:::::: The code at line 107 was first introduced by commit
:::::: 56a519913eeba2bdae4d7ee39e80fab442c3836c crypto: disable preemption while benchmarking RAID5 xor checksumming
:::::: TO: Jim Kukunas <james.t.kukunas@linux.intel.com>
:::::: CC: NeilBrown <neilb@suse.de>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2025-06-10 4:55 UTC|newest]
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