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Message-ID: <202202210752.aHR07BgY-lkp@intel.com>
Date: Mon, 21 Feb 2022 07:16:27 +0800
From: kernel test robot <lkp@...el.com>
To: Aaron Tomlin <atomlin@...hat.com>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org, Luis Chamberlain <mcgrof@...nel.org>
Subject: [mcgrof:modules-next 9/10] kernel/module/main.c:3411:2: error:
implicit declaration of function 'init_build_id'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git modules-next
head: c55dc78176e6fe97a9e92d24a7ff3015b14ac858
commit: 54f2273e5feff8300714e6b37ef214ed8d8c1b4c [9/10] module: Move kallsyms support into a separate file
config: arm-tct_hammer_defconfig (https://download.01.org/0day-ci/archive/20220221/202202210752.aHR07BgY-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project d271fc04d5b97b12e6b797c6067d3c96a8d7470e)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
# https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git/commit/?id=54f2273e5feff8300714e6b37ef214ed8d8c1b4c
git remote add mcgrof https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git
git fetch --no-tags mcgrof modules-next
git checkout 54f2273e5feff8300714e6b37ef214ed8d8c1b4c
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
>> kernel/module/main.c:3411:2: error: implicit declaration of function 'init_build_id' [-Werror,-Wimplicit-function-declaration]
init_build_id(mod, info);
^
1 error generated.
vim +/init_build_id +3411 kernel/module/main.c
106a4ee258d148 kernel/module.c Rusty Russell 2012-09-26 3358
8d8022e8aba851 kernel/module.c Rusty Russell 2013-07-03 3359 /* To avoid stressing percpu allocator, do this once we're unique. */
9eb76d7797b892 kernel/module.c Rusty Russell 2013-07-03 3360 err = percpu_modalloc(mod, info);
8d8022e8aba851 kernel/module.c Rusty Russell 2013-07-03 3361 if (err)
8d8022e8aba851 kernel/module.c Rusty Russell 2013-07-03 3362 goto unlink_mod;
8d8022e8aba851 kernel/module.c Rusty Russell 2013-07-03 3363
49668688dd5a5f kernel/module.c Rusty Russell 2010-08-05 3364 /* Now module is in final location, initialize linked lists, etc. */
9f85a4bbb1cf56 kernel/module.c Rusty Russell 2010-08-05 3365 err = module_unload_init(mod);
9f85a4bbb1cf56 kernel/module.c Rusty Russell 2010-08-05 3366 if (err)
1fb9341ac34825 kernel/module.c Rusty Russell 2013-01-12 3367 goto unlink_mod;
^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3368
cf2fde7b39e944 kernel/module.c Rusty Russell 2015-06-26 3369 init_param_lock(mod);
b51d23e4e9fea6 kernel/module.c Dan Streetman 2015-06-17 3370
24b9f0d2208145 kernel/module.c Sergey Shtylyov 2020-11-07 3371 /*
24b9f0d2208145 kernel/module.c Sergey Shtylyov 2020-11-07 3372 * Now we've got everything in the final locations, we can
24b9f0d2208145 kernel/module.c Sergey Shtylyov 2020-11-07 3373 * find optional sections.
24b9f0d2208145 kernel/module.c Sergey Shtylyov 2020-11-07 3374 */
eb3057df732c30 kernel/module.c Frantisek Hrbata 2013-10-14 3375 err = find_module_sections(mod, info);
eb3057df732c30 kernel/module.c Frantisek Hrbata 2013-10-14 3376 if (err)
eb3057df732c30 kernel/module.c Frantisek Hrbata 2013-10-14 3377 goto free_unload;
9b37ccfc637be2 kernel/module.c Pavel Roskin 2008-02-28 3378
49668688dd5a5f kernel/module.c Rusty Russell 2010-08-05 3379 err = check_module_license_and_versions(mod);
22e268ebecc549 kernel/module.c Rusty Russell 2010-08-05 3380 if (err)
22e268ebecc549 kernel/module.c Rusty Russell 2010-08-05 3381 goto free_unload;
9841d61d75da5e kernel/module.c Dave Jones 2006-01-08 3382
c988d2b2845495 kernel/module.c Matt Domsch 2005-06-23 3383 /* Set up MODINFO_ATTR fields */
34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3384 setup_modinfo(mod, info);
c988d2b2845495 kernel/module.c Matt Domsch 2005-06-23 3385
^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3386 /* Fix up syms, so that st_value is a pointer to location. */
34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3387 err = simplify_symbols(mod, info);
^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3388 if (err < 0)
d913188c751911 kernel/module.c Rusty Russell 2010-08-05 3389 goto free_modinfo;
^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3390
34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3391 err = apply_relocations(mod, info);
^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3392 if (err < 0)
d913188c751911 kernel/module.c Rusty Russell 2010-08-05 3393 goto free_modinfo;
^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3394
34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3395 err = post_relocation(mod, info);
^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3396 if (err < 0)
d913188c751911 kernel/module.c Rusty Russell 2010-08-05 3397 goto free_modinfo;
^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3398
22e268ebecc549 kernel/module.c Rusty Russell 2010-08-05 3399 flush_module_icache(mod);
378bac820be6a0 kernel/module.c Thomas Koeller 2005-09-06 3400
cf68fffb66d60d kernel/module.c Sami Tolvanen 2021-04-08 3401 /* Setup CFI for the module. */
cf68fffb66d60d kernel/module.c Sami Tolvanen 2021-04-08 3402 cfi_init(mod);
cf68fffb66d60d kernel/module.c Sami Tolvanen 2021-04-08 3403
6526c534b2677c kernel/module.c Rusty Russell 2010-08-05 3404 /* Now copy in args */
6526c534b2677c kernel/module.c Rusty Russell 2010-08-05 3405 mod->args = strndup_user(uargs, ~0UL >> 1);
6526c534b2677c kernel/module.c Rusty Russell 2010-08-05 3406 if (IS_ERR(mod->args)) {
6526c534b2677c kernel/module.c Rusty Russell 2010-08-05 3407 err = PTR_ERR(mod->args);
6526c534b2677c kernel/module.c Rusty Russell 2010-08-05 3408 goto free_arch_cleanup;
6526c534b2677c kernel/module.c Rusty Russell 2010-08-05 3409 }
8d3b33f67fdc0f kernel/module.c Rusty Russell 2006-03-25 3410
9294523e376803 kernel/module.c Stephen Boyd 2021-07-07 @3411 init_build_id(mod, info);
5279631271b322 kernel/module.c Zhou Chengming 2017-07-07 3412 dynamic_debug_setup(mod, info->debug, info->num_debug);
ff49d74ad383f5 kernel/module.c Yehuda Sadeh 2010-07-03 3413
a949ae560a511f kernel/module.c Steven Rostedt (Red Hat 2014-04-24 3414) /* Ftrace init must be called in the MODULE_STATE_UNFORMED state */
a949ae560a511f kernel/module.c Steven Rostedt (Red Hat 2014-04-24 3415) ftrace_module_init(mod);
a949ae560a511f kernel/module.c Steven Rostedt (Red Hat 2014-04-24 3416)
a3535c7e4f4495 kernel/module.c Rusty Russell 2013-01-21 3417 /* Finally it's fully formed, ready to start executing. */
a3535c7e4f4495 kernel/module.c Rusty Russell 2013-01-21 3418 err = complete_formation(mod, info);
a3535c7e4f4495 kernel/module.c Rusty Russell 2013-01-21 3419 if (err)
1fb9341ac34825 kernel/module.c Rusty Russell 2013-01-12 3420 goto ddebug_cleanup;
be593f4ce4eb1b kernel/module.c Rusty Russell 2010-06-05 3421
4c973d1620ae08 kernel/module.c Jessica Yu 2016-03-16 3422 err = prepare_coming_module(mod);
4c973d1620ae08 kernel/module.c Jessica Yu 2016-03-16 3423 if (err)
4c973d1620ae08 kernel/module.c Jessica Yu 2016-03-16 3424 goto bug_cleanup;
4c973d1620ae08 kernel/module.c Jessica Yu 2016-03-16 3425
51f3d0f474aaeb kernel/module.c Rusty Russell 2010-08-05 3426 /* Module is ready to execute: parsing args may do that. */
51e158c12aca3c kernel/module.c Rusty Russell 2014-04-28 3427 after_dashes = parse_args(mod->name, mod->args, mod->kp, mod->num_kp,
4355efbd80482a kernel/module.c Luis R. Rodriguez 2016-02-03 3428 -32768, 32767, mod,
ecc8617053e0a9 kernel/module.c Luis R. Rodriguez 2015-03-30 3429 unknown_module_param_cb);
51e158c12aca3c kernel/module.c Rusty Russell 2014-04-28 3430 if (IS_ERR(after_dashes)) {
51e158c12aca3c kernel/module.c Rusty Russell 2014-04-28 3431 err = PTR_ERR(after_dashes);
4c973d1620ae08 kernel/module.c Jessica Yu 2016-03-16 3432 goto coming_cleanup;
51e158c12aca3c kernel/module.c Rusty Russell 2014-04-28 3433 } else if (after_dashes) {
51e158c12aca3c kernel/module.c Rusty Russell 2014-04-28 3434 pr_warn("%s: parameters '%s' after `--' ignored\n",
51e158c12aca3c kernel/module.c Rusty Russell 2014-04-28 3435 mod->name, after_dashes);
51e158c12aca3c kernel/module.c Rusty Russell 2014-04-28 3436 }
^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3437
ca86cad7380e37 kernel/module.c Richard Guy Briggs 2017-02-04 3438 /* Link in to sysfs. */
34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3439 err = mod_sysfs_setup(mod, info, mod->kp, mod->num_kp);
^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3440 if (err < 0)
4c973d1620ae08 kernel/module.c Jessica Yu 2016-03-16 3441 goto coming_cleanup;
80a3d1bb410e00 kernel/module.c Rusty Russell 2010-06-05 3442
1ce15ef4f60529 kernel/module.c Jessica Yu 2016-03-22 3443 if (is_livepatch_module(mod)) {
1ce15ef4f60529 kernel/module.c Jessica Yu 2016-03-22 3444 err = copy_module_elf(mod, info);
1ce15ef4f60529 kernel/module.c Jessica Yu 2016-03-22 3445 if (err < 0)
1ce15ef4f60529 kernel/module.c Jessica Yu 2016-03-22 3446 goto sysfs_cleanup;
1ce15ef4f60529 kernel/module.c Jessica Yu 2016-03-22 3447 }
1ce15ef4f60529 kernel/module.c Jessica Yu 2016-03-22 3448
48fd11880b5ef0 kernel/module.c Kevin Cernekee 2012-01-13 3449 /* Get rid of temporary copy. */
b1ae6dc41eaaa9 kernel/module.c Dmitry Torokhov 2022-01-05 3450 free_copy(info, flags);
^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3451
^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3452 /* Done! */
51f3d0f474aaeb kernel/module.c Rusty Russell 2010-08-05 3453 trace_module_load(mod);
34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3454
34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3455 return do_init_module(mod);
^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3456
1ce15ef4f60529 kernel/module.c Jessica Yu 2016-03-22 3457 sysfs_cleanup:
1ce15ef4f60529 kernel/module.c Jessica Yu 2016-03-22 3458 mod_sysfs_teardown(mod);
4c973d1620ae08 kernel/module.c Jessica Yu 2016-03-16 3459 coming_cleanup:
885a78d4a5b3ad kernel/module.c Aaron Tomlin 2016-10-20 3460 mod->state = MODULE_STATE_GOING;
a5544880aff90b kernel/module.c Luis R. Rodriguez 2017-02-10 3461 destroy_params(mod->kp, mod->num_kp);
4c973d1620ae08 kernel/module.c Jessica Yu 2016-03-16 3462 blocking_notifier_call_chain(&module_notify_list,
4c973d1620ae08 kernel/module.c Jessica Yu 2016-03-16 3463 MODULE_STATE_GOING, mod);
7e545d6eca20ce kernel/module.c Jessica Yu 2016-03-16 3464 klp_module_going(mod);
1fb9341ac34825 kernel/module.c Rusty Russell 2013-01-12 3465 bug_cleanup:
5e8ed280dab9ee kernel/module.c Miroslav Benes 2020-10-27 3466 mod->state = MODULE_STATE_GOING;
1fb9341ac34825 kernel/module.c Rusty Russell 2013-01-12 3467 /* module_bug_cleanup needs module_mutex protection */
75676500f8298f kernel/module.c Rusty Russell 2010-06-05 3468 mutex_lock(&module_mutex);
5336377d622595 kernel/module.c Linus Torvalds 2010-10-05 3469 module_bug_cleanup(mod);
ee61abb3223e28 kernel/module.c Linus Torvalds 2013-01-20 3470 mutex_unlock(&module_mutex);
ff7e0055bb5ddb kernel/module.c Andy Lutomirski 2014-08-16 3471
a3535c7e4f4495 kernel/module.c Rusty Russell 2013-01-21 3472 ddebug_cleanup:
1323eac7fd6560 kernel/module.c Namit Gupta 2018-01-08 3473 ftrace_release_mod(mod);
5279631271b322 kernel/module.c Zhou Chengming 2017-07-07 3474 dynamic_debug_remove(mod, info->debug);
cb2f55369d3a9e kernel/module.c Paul E. McKenney 2018-11-06 3475 synchronize_rcu();
6526c534b2677c kernel/module.c Rusty Russell 2010-08-05 3476 kfree(mod->args);
6526c534b2677c kernel/module.c Rusty Russell 2010-08-05 3477 free_arch_cleanup:
cf68fffb66d60d kernel/module.c Sami Tolvanen 2021-04-08 3478 cfi_cleanup(mod);
^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3479 module_arch_cleanup(mod);
d913188c751911 kernel/module.c Rusty Russell 2010-08-05 3480 free_modinfo:
a263f7763c3640 kernel/module.c Rusty Russell 2009-09-25 3481 free_modinfo(mod);
22e268ebecc549 kernel/module.c Rusty Russell 2010-08-05 3482 free_unload:
^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3483 module_unload_free(mod);
1fb9341ac34825 kernel/module.c Rusty Russell 2013-01-12 3484 unlink_mod:
1fb9341ac34825 kernel/module.c Rusty Russell 2013-01-12 3485 mutex_lock(&module_mutex);
1fb9341ac34825 kernel/module.c Rusty Russell 2013-01-12 3486 /* Unlink carefully: kallsyms could be walking list. */
1fb9341ac34825 kernel/module.c Rusty Russell 2013-01-12 3487 list_del_rcu(&mod->list);
758556bdc1c8a8 kernel/module.c Peter Zijlstra 2015-07-09 3488 mod_tree_remove(mod);
1fb9341ac34825 kernel/module.c Rusty Russell 2013-01-12 3489 wake_up_all(&module_wq);
0be964be0d4508 kernel/module.c Peter Zijlstra 2015-05-27 3490 /* Wait for RCU-sched synchronizing before releasing mod->list. */
cb2f55369d3a9e kernel/module.c Paul E. McKenney 2018-11-06 3491 synchronize_rcu();
1fb9341ac34825 kernel/module.c Rusty Russell 2013-01-12 3492 mutex_unlock(&module_mutex);
d913188c751911 kernel/module.c Rusty Russell 2010-08-05 3493 free_module:
35a9393c95b318 kernel/module.c Peter Zijlstra 2015-02-26 3494 /* Free lock-classes; relies on the preceding sync_rcu() */
7523e4dc5057e1 kernel/module.c Rusty Russell 2015-11-26 3495 lockdep_free_key_range(mod->core_layout.base, mod->core_layout.size);
35a9393c95b318 kernel/module.c Peter Zijlstra 2015-02-26 3496
34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3497 module_deallocate(mod, info);
d913188c751911 kernel/module.c Rusty Russell 2010-08-05 3498 free_copy:
b1ae6dc41eaaa9 kernel/module.c Dmitry Torokhov 2022-01-05 3499 free_copy(info, flags);
34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3500 return err;
b99b87f70c7785 kernel/module.c Peter Oberparleiter 2009-06-17 3501 }
b99b87f70c7785 kernel/module.c Peter Oberparleiter 2009-06-17 3502
:::::: The code at line 3411 was first introduced by commit
:::::: 9294523e3768030ae8afb84110bcecc66425a647 module: add printk formats to add module build ID to stacktraces
:::::: TO: Stephen Boyd <swboyd@...omium.org>
:::::: CC: Linus Torvalds <torvalds@...ux-foundation.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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