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[openeuler:OLK-5.10 2589/2589] net/sched/sch_qfq.o: warning: objtool: qfq_graft_class()+0xbd: unreachable instruction
by kernel test robot 29 Dec '24

29 Dec '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 4848f81edc2027721953fee5ded81f909a833e26 commit: 387687bb20f419c9cfb021a4e2c2a14935dd5c64 [2589/2589] net: sched: sch_qfq: Use non-work-conserving warning handler config: x86_64-buildonly-randconfig-002-20241218 (https://download.01.org/0day-ci/archive/20241229/202412290220.89K1KTZx-lkp@…) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241229/202412290220.89K1KTZx-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412290220.89K1KTZx-lkp@intel.com/ All warnings (new ones prefixed by >>): >> net/sched/sch_qfq.o: warning: objtool: qfq_graft_class()+0xbd: unreachable instruction -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 1358/1358] fs/ext4/super.c:4550:38: sparse: sparse: incorrect type in argument 1 (different address spaces)
by kernel test robot 29 Dec '24

29 Dec '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 773f731853f1368508a0b112047bd9b5a4bb9a5e commit: 15f255ec0f768bebebd8e3d9dfaad0afb9e78d4d [1358/1358] ext4: fix use-after-free race in ext4_remount()'s error path config: x86_64-randconfig-122-20241228 (https://download.01.org/0day-ci/archive/20241229/202412290146.quOZpqaQ-lkp@…) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241229/202412290146.quOZpqaQ-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412290146.quOZpqaQ-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> fs/ext4/super.c:4550:38: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got char [noderef] __rcu * @@ fs/ext4/super.c:4550:38: sparse: expected void const * fs/ext4/super.c:4550:38: sparse: got char [noderef] __rcu * vim +4550 fs/ext4/super.c 9b2ff35753c051 Jan Kara 2013-03-02 4449 617ba13b31fbf5 Mingming Cao 2006-10-11 4450 EXT4_SB(sb)->s_mount_state |= EXT4_ORPHAN_FS; 617ba13b31fbf5 Mingming Cao 2006-10-11 4451 ext4_orphan_cleanup(sb, es); 617ba13b31fbf5 Mingming Cao 2006-10-11 4452 EXT4_SB(sb)->s_mount_state &= ~EXT4_ORPHAN_FS; 0390131ba84fd3 Frank Mayhar 2009-01-07 4453 if (needs_recovery) { b31e15527a9bb7 Eric Sandeen 2009-06-04 4454 ext4_msg(sb, KERN_INFO, "recovery complete"); 617ba13b31fbf5 Mingming Cao 2006-10-11 4455 ext4_mark_recovery_complete(sb, es); 0390131ba84fd3 Frank Mayhar 2009-01-07 4456 } 0390131ba84fd3 Frank Mayhar 2009-01-07 4457 if (EXT4_SB(sb)->s_journal) { 0390131ba84fd3 Frank Mayhar 2009-01-07 4458 if (test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA) 0390131ba84fd3 Frank Mayhar 2009-01-07 4459 descr = " journalled data mode"; 0390131ba84fd3 Frank Mayhar 2009-01-07 4460 else if (test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_ORDERED_DATA) 0390131ba84fd3 Frank Mayhar 2009-01-07 4461 descr = " ordered data mode"; 0390131ba84fd3 Frank Mayhar 2009-01-07 4462 else 0390131ba84fd3 Frank Mayhar 2009-01-07 4463 descr = " writeback data mode"; 0390131ba84fd3 Frank Mayhar 2009-01-07 4464 } else 0390131ba84fd3 Frank Mayhar 2009-01-07 4465 descr = "out journal"; 0390131ba84fd3 Frank Mayhar 2009-01-07 4466 79add3a3f795e6 Lukas Czerner 2012-11-08 4467 if (test_opt(sb, DISCARD)) { 79add3a3f795e6 Lukas Czerner 2012-11-08 4468 struct request_queue *q = bdev_get_queue(sb->s_bdev); 79add3a3f795e6 Lukas Czerner 2012-11-08 4469 if (!blk_queue_discard(q)) 79add3a3f795e6 Lukas Czerner 2012-11-08 4470 ext4_msg(sb, KERN_WARNING, 79add3a3f795e6 Lukas Czerner 2012-11-08 4471 "mounting with \"discard\" option, but " 79add3a3f795e6 Lukas Czerner 2012-11-08 4472 "the device does not support discard"); 79add3a3f795e6 Lukas Czerner 2012-11-08 4473 } 79add3a3f795e6 Lukas Czerner 2012-11-08 4474 e294a5371b2e0b Theodore Ts'o 2015-08-15 4475 if (___ratelimit(&ext4_mount_msg_ratelimit, "EXT4-fs mount")) d4c402d9fd97a5 Curt Wohlgemuth 2010-05-16 4476 ext4_msg(sb, KERN_INFO, "mounted filesystem with%s. " 5aee0f8a3f42c9 Theodore Ts'o 2016-11-18 4477 "Opts: %.*s%s%s", descr, 5aee0f8a3f42c9 Theodore Ts'o 2016-11-18 4478 (int) sizeof(sbi->s_es->s_mount_opts), 5aee0f8a3f42c9 Theodore Ts'o 2016-11-18 4479 sbi->s_es->s_mount_opts, 8b67f04ab9de5d Theodore Ts'o 2010-08-01 4480 *sbi->s_es->s_mount_opts ? "; " : "", orig_data); ac27a0ec112a08 Dave Kleikamp 2006-10-11 4481 66e61a9e9504f6 Theodore Ts'o 2010-07-27 4482 if (es->s_error_count) 66e61a9e9504f6 Theodore Ts'o 2010-07-27 4483 mod_timer(&sbi->s_err_report, jiffies + 300*HZ); /* 5 minutes */ ac27a0ec112a08 Dave Kleikamp 2006-10-11 4484 efbed4dc5857f8 Theodore Ts'o 2013-10-17 4485 /* Enable message ratelimiting. Default is 10 messages per 5 secs. */ efbed4dc5857f8 Theodore Ts'o 2013-10-17 4486 ratelimit_state_init(&sbi->s_err_ratelimit_state, 5 * HZ, 10); efbed4dc5857f8 Theodore Ts'o 2013-10-17 4487 ratelimit_state_init(&sbi->s_warning_ratelimit_state, 5 * HZ, 10); efbed4dc5857f8 Theodore Ts'o 2013-10-17 4488 ratelimit_state_init(&sbi->s_msg_ratelimit_state, 5 * HZ, 10); efbed4dc5857f8 Theodore Ts'o 2013-10-17 4489 d4c402d9fd97a5 Curt Wohlgemuth 2010-05-16 4490 kfree(orig_data); ac27a0ec112a08 Dave Kleikamp 2006-10-11 4491 return 0; ac27a0ec112a08 Dave Kleikamp 2006-10-11 4492 617ba13b31fbf5 Mingming Cao 2006-10-11 4493 cantfind_ext4: ac27a0ec112a08 Dave Kleikamp 2006-10-11 4494 if (!silent) b31e15527a9bb7 Eric Sandeen 2009-06-04 4495 ext4_msg(sb, KERN_ERR, "VFS: Can't find ext4 filesystem"); ac27a0ec112a08 Dave Kleikamp 2006-10-11 4496 goto failed_mount; ac27a0ec112a08 Dave Kleikamp 2006-10-11 4497 72ba74508b2857 Theodore Ts'o 2013-01-24 4498 #ifdef CONFIG_QUOTA 72ba74508b2857 Theodore Ts'o 2013-01-24 4499 failed_mount8: ebd173beb8db5b Theodore Ts'o 2015-09-23 4500 ext4_unregister_sysfs(sb); 72ba74508b2857 Theodore Ts'o 2013-01-24 4501 #endif dcf2d804ed6ffe Tao Ma 2011-10-06 4502 failed_mount7: dcf2d804ed6ffe Tao Ma 2011-10-06 4503 ext4_unregister_li_request(sb); dcf2d804ed6ffe Tao Ma 2011-10-06 4504 failed_mount6: f9ae9cf5d72b39 Theodore Ts'o 2014-07-11 4505 ext4_mb_release(sb); d5e03cbb0c88cd Theodore Ts'o 2014-07-15 4506 if (sbi->s_flex_groups) b93b41d4c7338d Al Viro 2014-11-20 4507 kvfree(sbi->s_flex_groups); d5e03cbb0c88cd Theodore Ts'o 2014-07-15 4508 percpu_counter_destroy(&sbi->s_freeclusters_counter); d5e03cbb0c88cd Theodore Ts'o 2014-07-15 4509 percpu_counter_destroy(&sbi->s_freeinodes_counter); d5e03cbb0c88cd Theodore Ts'o 2014-07-15 4510 percpu_counter_destroy(&sbi->s_dirs_counter); d5e03cbb0c88cd Theodore Ts'o 2014-07-15 4511 percpu_counter_destroy(&sbi->s_dirtyclusters_counter); 007649375f6af2 Azat Khuzhin 2014-04-07 4512 failed_mount5: f9ae9cf5d72b39 Theodore Ts'o 2014-07-11 4513 ext4_ext_release(sb); f9ae9cf5d72b39 Theodore Ts'o 2014-07-11 4514 ext4_release_system_zone(sb); f9ae9cf5d72b39 Theodore Ts'o 2014-07-11 4515 failed_mount4a: 94bf608a18fa44 Al Viro 2012-01-09 4516 dput(sb->s_root); 32a9bb57d7c1fd Manish Katiyar 2011-02-27 4517 sb->s_root = NULL; 94bf608a18fa44 Al Viro 2012-01-09 4518 failed_mount4: b31e15527a9bb7 Eric Sandeen 2009-06-04 4519 ext4_msg(sb, KERN_ERR, "mount failed"); 2e8fa54e3b48e4 Jan Kara 2013-06-04 4520 if (EXT4_SB(sb)->rsv_conversion_wq) 2e8fa54e3b48e4 Jan Kara 2013-06-04 4521 destroy_workqueue(EXT4_SB(sb)->rsv_conversion_wq); 4c0425ff68b1b8 Mingming Cao 2009-09-28 4522 failed_mount_wq: dec214d00e0d78 Tahsin Erdogan 2017-06-22 4523 if (sbi->s_ea_inode_cache) { dec214d00e0d78 Tahsin Erdogan 2017-06-22 4524 ext4_xattr_destroy_cache(sbi->s_ea_inode_cache); dec214d00e0d78 Tahsin Erdogan 2017-06-22 4525 sbi->s_ea_inode_cache = NULL; dec214d00e0d78 Tahsin Erdogan 2017-06-22 4526 } 47387409ee2e09 Tahsin Erdogan 2017-06-22 4527 if (sbi->s_ea_block_cache) { 47387409ee2e09 Tahsin Erdogan 2017-06-22 4528 ext4_xattr_destroy_cache(sbi->s_ea_block_cache); 47387409ee2e09 Tahsin Erdogan 2017-06-22 4529 sbi->s_ea_block_cache = NULL; 82939d7999dfc1 Jan Kara 2016-02-22 4530 } 0390131ba84fd3 Frank Mayhar 2009-01-07 4531 if (sbi->s_journal) { dab291af8d6307 Mingming Cao 2006-10-11 4532 jbd2_journal_destroy(sbi->s_journal); 47b4a50bebfd34 Jan Kara 2008-07-11 4533 sbi->s_journal = NULL; 0390131ba84fd3 Frank Mayhar 2009-01-07 4534 } 50460fe8c6d1d9 Darrick J. Wong 2014-10-30 4535 failed_mount3a: d3922a777f9b4c Zheng Liu 2013-07-01 4536 ext4_es_unregister_shrinker(sbi); eb68d0e2fc5a4e Zheng Liu 2014-09-01 4537 failed_mount3: 9105bb149bbbc5 Al Viro 2013-12-08 4538 del_timer_sync(&sbi->s_err_report); c5e06d101aaf72 Johann Lombardi 2011-05-24 4539 if (sbi->s_mmp_tsk) c5e06d101aaf72 Johann Lombardi 2011-05-24 4540 kthread_stop(sbi->s_mmp_tsk); ac27a0ec112a08 Dave Kleikamp 2006-10-11 4541 failed_mount2: ac27a0ec112a08 Dave Kleikamp 2006-10-11 4542 for (i = 0; i < db_count; i++) ac27a0ec112a08 Dave Kleikamp 2006-10-11 4543 brelse(sbi->s_group_desc[i]); b93b41d4c7338d Al Viro 2014-11-20 4544 kvfree(sbi->s_group_desc); ac27a0ec112a08 Dave Kleikamp 2006-10-11 4545 failed_mount: 0441984a339897 Darrick J. Wong 2012-04-29 4546 if (sbi->s_chksum_driver) 0441984a339897 Darrick J. Wong 2012-04-29 4547 crypto_free_shash(sbi->s_chksum_driver); ac27a0ec112a08 Dave Kleikamp 2006-10-11 4548 #ifdef CONFIG_QUOTA a2d4a646e61954 Jan Kara 2014-09-11 4549 for (i = 0; i < EXT4_MAXQUOTAS; i++) ac27a0ec112a08 Dave Kleikamp 2006-10-11 @4550 kfree(sbi->s_qf_names[i]); ac27a0ec112a08 Dave Kleikamp 2006-10-11 4551 #endif 617ba13b31fbf5 Mingming Cao 2006-10-11 4552 ext4_blkdev_remove(sbi); ac27a0ec112a08 Dave Kleikamp 2006-10-11 4553 brelse(bh); ac27a0ec112a08 Dave Kleikamp 2006-10-11 4554 out_fail: ac27a0ec112a08 Dave Kleikamp 2006-10-11 4555 sb->s_fs_info = NULL; f68301656b5f5d Manish Katiyar 2009-05-17 4556 kfree(sbi->s_blockgroup_lock); 5aee0f8a3f42c9 Theodore Ts'o 2016-11-18 4557 out_free_base: ac27a0ec112a08 Dave Kleikamp 2006-10-11 4558 kfree(sbi); d4c402d9fd97a5 Curt Wohlgemuth 2010-05-16 4559 kfree(orig_data); 5e405595e5bf4c Dan Williams 2017-08-24 4560 fs_put_dax(dax_dev); 07aa2ea13814ea Lukas Czerner 2012-11-08 4561 return err ? err : ret; ac27a0ec112a08 Dave Kleikamp 2006-10-11 4562 } ac27a0ec112a08 Dave Kleikamp 2006-10-11 4563 :::::: The code at line 4550 was first introduced by commit :::::: ac27a0ec112a089f1a5102bc8dffc79c8c815571 [PATCH] ext4: initial copy of files from ext3 :::::: TO: Dave Kleikamp <shaggy(a)austin.ibm.com> :::::: CC: Linus Torvalds <torvalds(a)g5.osdl.org> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 1336/1336] drivers/net/ethernet/netswift/txgbe/txgbe_mtd.o: warning: objtool: missing symbol for section .text
by kernel test robot 29 Dec '24

29 Dec '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 773f731853f1368508a0b112047bd9b5a4bb9a5e commit: e9f0b33ca1fa178f87823d17762a4d2f9296efd1 [1336/1336] net: txgbe: Add support for Netswift 10G NIC config: x86_64-buildonly-randconfig-003-20241219 (https://download.01.org/0day-ci/archive/20241229/202412290049.f0BfxWby-lkp@…) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241229/202412290049.f0BfxWby-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412290049.f0BfxWby-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from drivers/net/ethernet/netswift/txgbe/txgbe_mtd.c:19: drivers/net/ethernet/netswift/txgbe/txgbe.h:871:6: warning: variable 'cur_diff' set but not used [-Wunused-but-set-variable] 871 | u32 cur_diff = 0; | ^ drivers/net/ethernet/netswift/txgbe/txgbe_mtd.c:178:12: warning: no previous prototype for function 'mtdCheckDeviceCapabilities' [-Wmissing-prototypes] 178 | MTD_STATUS mtdCheckDeviceCapabilities( | ^ drivers/net/ethernet/netswift/txgbe/txgbe_mtd.c:178:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 178 | MTD_STATUS mtdCheckDeviceCapabilities( | ^ | static drivers/net/ethernet/netswift/txgbe/txgbe_mtd.c:290:12: warning: no previous prototype for function 'mtdIsPhyReadyAfterReset' [-Wmissing-prototypes] 290 | MTD_STATUS mtdIsPhyReadyAfterReset( | ^ drivers/net/ethernet/netswift/txgbe/txgbe_mtd.c:290:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 290 | MTD_STATUS mtdIsPhyReadyAfterReset( | ^ | static drivers/net/ethernet/netswift/txgbe/txgbe_mtd.c:342:12: warning: no previous prototype for function 'mtdIsPhyReadyAfterHardwareReset' [-Wmissing-prototypes] 342 | MTD_STATUS mtdIsPhyReadyAfterHardwareReset( | ^ drivers/net/ethernet/netswift/txgbe/txgbe_mtd.c:342:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 342 | MTD_STATUS mtdIsPhyReadyAfterHardwareReset( | ^ | static drivers/net/ethernet/netswift/txgbe/txgbe_mtd.c:829:12: warning: no previous prototype for function 'mtdAutonegIsCompleted' [-Wmissing-prototypes] 829 | MTD_STATUS mtdAutonegIsCompleted( | ^ drivers/net/ethernet/netswift/txgbe/txgbe_mtd.c:829:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 829 | MTD_STATUS mtdAutonegIsCompleted( | ^ | static drivers/net/ethernet/netswift/txgbe/txgbe_mtd.c:1119:12: warning: no previous prototype for function 'mtdCunitSwReset' [-Wmissing-prototypes] 1119 | MTD_STATUS mtdCunitSwReset( | ^ drivers/net/ethernet/netswift/txgbe/txgbe_mtd.c:1119:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 1119 | MTD_STATUS mtdCunitSwReset( | ^ | static drivers/net/ethernet/netswift/txgbe/txgbe_mtd.c:1127:12: warning: no previous prototype for function 'mtdRerunSerdesAutoInitializationUseAutoMode' [-Wmissing-prototypes] 1127 | MTD_STATUS mtdRerunSerdesAutoInitializationUseAutoMode( | ^ drivers/net/ethernet/netswift/txgbe/txgbe_mtd.c:1127:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 1127 | MTD_STATUS mtdRerunSerdesAutoInitializationUseAutoMode( | ^ | static drivers/net/ethernet/netswift/txgbe/txgbe_mtd.c:1275:9: warning: no previous prototype for function 'mtdSemCreate' [-Wmissing-prototypes] 1275 | MTD_SEM mtdSemCreate( | ^ drivers/net/ethernet/netswift/txgbe/txgbe_mtd.c:1275:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 1275 | MTD_SEM mtdSemCreate( | ^ | static 8 warnings generated. >> drivers/net/ethernet/netswift/txgbe/txgbe_mtd.o: warning: objtool: missing symbol for section .text -- In file included from drivers/net/ethernet/netswift/txgbe/txgbe_bp.c:19: In file included from drivers/net/ethernet/netswift/txgbe/txgbe_bp.h:22: drivers/net/ethernet/netswift/txgbe/txgbe.h:871:6: warning: variable 'cur_diff' set but not used [-Wunused-but-set-variable] 871 | u32 cur_diff = 0; | ^ drivers/net/ethernet/netswift/txgbe/txgbe_bp.c:582:5: warning: no previous prototype for function 'ReadPhyLaneTxEq' [-Wmissing-prototypes] 582 | int ReadPhyLaneTxEq(unsigned short lane, struct txgbe_adapter *adapter, int post_t, int mode) | ^ drivers/net/ethernet/netswift/txgbe/txgbe_bp.c:582:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 582 | int ReadPhyLaneTxEq(unsigned short lane, struct txgbe_adapter *adapter, int post_t, int mode) | ^ | static drivers/net/ethernet/netswift/txgbe/txgbe_bp.c:645:5: warning: no previous prototype for function 'EnableCl72KrTr' [-Wmissing-prototypes] 645 | int EnableCl72KrTr(unsigned int enable, struct txgbe_adapter *adapter) | ^ drivers/net/ethernet/netswift/txgbe/txgbe_bp.c:645:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 645 | int EnableCl72KrTr(unsigned int enable, struct txgbe_adapter *adapter) | ^ | static drivers/net/ethernet/netswift/txgbe/txgbe_bp.c:699:5: warning: no previous prototype for function 'CheckCl72KrTrStatus' [-Wmissing-prototypes] 699 | int CheckCl72KrTrStatus(struct txgbe_adapter *adapter) | ^ drivers/net/ethernet/netswift/txgbe/txgbe_bp.c:699:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 699 | int CheckCl72KrTrStatus(struct txgbe_adapter *adapter) | ^ | static 4 warnings generated. >> drivers/net/ethernet/netswift/txgbe/txgbe_bp.o: warning: objtool: missing symbol for section .text -- In file included from drivers/net/ethernet/netswift/txgbe/txgbe_phy.c:24: In file included from drivers/net/ethernet/netswift/txgbe/txgbe_phy.h:28: drivers/net/ethernet/netswift/txgbe/txgbe.h:871:6: warning: variable 'cur_diff' set but not used [-Wunused-but-set-variable] 871 | u32 cur_diff = 0; | ^ 1 warning generated. drivers/net/ethernet/netswift/txgbe/txgbe_phy.c:95: warning: Function parameter or member 'hw' not described in 'txgbe_get_phy_type_from_id' drivers/net/ethernet/netswift/txgbe/txgbe_phy.c:95: warning: Excess function parameter 'phy_id' description in 'txgbe_get_phy_type_from_id' drivers/net/ethernet/netswift/txgbe/txgbe_phy.c:169: warning: Function parameter or member 'device_type' not described in 'txgbe_read_phy_reg_mdi' drivers/net/ethernet/netswift/txgbe/txgbe_phy.c:207: warning: Function parameter or member 'device_type' not described in 'txgbe_read_phy_reg' drivers/net/ethernet/netswift/txgbe/txgbe_phy.c:324: warning: Function parameter or member 'speed_set' not described in 'txgbe_setup_phy_link' drivers/net/ethernet/netswift/txgbe/txgbe_phy.c:324: warning: Function parameter or member 'autoneg_wait_to_complete' not described in 'txgbe_setup_phy_link' drivers/net/ethernet/netswift/txgbe/txgbe_phy.c:376: warning: Function parameter or member 'autoneg_wait_to_complete' not described in 'txgbe_setup_phy_link_speed' drivers/net/ethernet/netswift/txgbe/txgbe_phy.c:774: warning: Function parameter or member 'sff8472_data' not described in 'txgbe_read_i2c_sff8472' drivers/net/ethernet/netswift/txgbe/txgbe_phy.c:774: warning: Excess function parameter 'eeprom_data' description in 'txgbe_read_i2c_sff8472' drivers/net/ethernet/netswift/txgbe/txgbe_phy.c:810: warning: Function parameter or member 'dev_addr' not described in 'txgbe_read_i2c_byte_int' drivers/net/ethernet/netswift/txgbe/txgbe_phy.c:872: warning: Function parameter or member 'dev_addr' not described in 'txgbe_read_i2c_byte' drivers/net/ethernet/netswift/txgbe/txgbe_phy.c:891: warning: Function parameter or member 'dev_addr' not described in 'txgbe_write_i2c_byte_int' drivers/net/ethernet/netswift/txgbe/txgbe_phy.c:935: warning: Function parameter or member 'dev_addr' not described in 'txgbe_write_i2c_byte' >> drivers/net/ethernet/netswift/txgbe/txgbe_phy.o: warning: objtool: missing symbol for section .text -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 1345/1345] mm/.tmp_mmu_gather.o: warning: objtool: missing symbol for section .text
by kernel test robot 29 Dec '24

29 Dec '24

Hi Peter, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 773f731853f1368508a0b112047bd9b5a4bb9a5e commit: 1f7b24152a85bec4ea4f5a6219b4702853ffd3e6 [1345/1345] mm/memory: Move mmu_gather and TLB invalidation code into its own file config: x86_64-buildonly-randconfig-001-20241224 (https://download.01.org/0day-ci/archive/20241229/202412290049.0DgodFXr-lkp@…) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241229/202412290049.0DgodFXr-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412290049.0DgodFXr-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from mm/mmu_gather.c:6: include/linux/pagemap.h:401:21: warning: cast from 'int (*)(struct file *, struct page *)' to 'filler_t *' (aka 'int (*)(void *, struct page *)') converts to incompatible function type [-Wcast-function-type-strict] 401 | filler_t *filler = (filler_t *)mapping->a_ops->readpage; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1 warning generated. >> mm/.tmp_mmu_gather.o: warning: objtool: missing symbol for section .text -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 2589/2589] kernel/futex/core.o: warning: objtool: futex_lock_pi()+0x6ec: unreachable instruction
by kernel test robot 28 Dec '24

28 Dec '24

Hi Peter, First bad commit (maybe != root cause): tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 4848f81edc2027721953fee5ded81f909a833e26 commit: f552f518f86f4489577e296625e624271e2f76b2 [2589/2589] futex: Move to kernel/futex/ config: x86_64-buildonly-randconfig-002-20241218 (https://download.01.org/0day-ci/archive/20241228/202412282222.K2wXdQAA-lkp@…) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241228/202412282222.K2wXdQAA-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412282222.K2wXdQAA-lkp@intel.com/ All warnings (new ones prefixed by >>): >> kernel/futex/core.o: warning: objtool: futex_lock_pi()+0x6ec: unreachable instruction -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 1355/1355] kernel/sysctl.c:1817:36: error: 'ten_thousand' undeclared here (not in a function); did you mean 'one_thousand'?
by kernel test robot 28 Dec '24

28 Dec '24

Hi Tang, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 773f731853f1368508a0b112047bd9b5a4bb9a5e commit: 5a2c074184137763d604ffb3f0178da26bee5260 [1355/1355] share_pool: Add sp_alloc trace config: arm64-randconfig-r133-20241227 (https://download.01.org/0day-ci/archive/20241228/202412282259.rKjvWsmv-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20241228/202412282259.rKjvWsmv-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412282259.rKjvWsmv-lkp@intel.com/ All errors (new ones prefixed by >>): kernel/sysctl.c:1817:36: sparse: sparse: undefined identifier 'ten_thousand' kernel/sysctl.c:2246:66: sparse: sparse: self-comparison always evaluates to false >> kernel/sysctl.c:1817:36: error: 'ten_thousand' undeclared here (not in a function); did you mean 'one_thousand'? 1817 | .extra2 = &ten_thousand, | ^~~~~~~~~~~~ | one_thousand -- >> kernel/sysctl.c:1817:36: error: 'ten_thousand' undeclared here (not in a function); did you mean 'one_thousand'? 1817 | .extra2 = &ten_thousand, | ^~~~~~~~~~~~ | one_thousand vim +1817 kernel/sysctl.c 1274 1275 static struct ctl_table vm_table[] = { 1276 { 1277 .procname = "overcommit_memory", 1278 .data = &sysctl_overcommit_memory, 1279 .maxlen = sizeof(sysctl_overcommit_memory), 1280 .mode = 0644, 1281 .proc_handler = proc_dointvec_minmax, 1282 .extra1 = &zero, 1283 .extra2 = &two, 1284 }, 1285 { 1286 .procname = "panic_on_oom", 1287 .data = &sysctl_panic_on_oom, 1288 .maxlen = sizeof(sysctl_panic_on_oom), 1289 .mode = 0644, 1290 .proc_handler = proc_dointvec_minmax, 1291 .extra1 = &zero, 1292 .extra2 = &two, 1293 }, 1294 #ifdef CONFIG_ASCEND_OOM 1295 { 1296 /* 0: diasable, 1: enable, 2: disable and panic on oom */ 1297 .procname = "enable_oom_killer", 1298 .data = &sysctl_enable_oom_killer, 1299 .maxlen = sizeof(sysctl_enable_oom_killer), 1300 .mode = 0644, 1301 .proc_handler = proc_dointvec_minmax, 1302 .extra1 = &zero, 1303 .extra2 = &two, 1304 }, 1305 #endif 1306 { 1307 .procname = "oom_kill_allocating_task", 1308 .data = &sysctl_oom_kill_allocating_task, 1309 .maxlen = sizeof(sysctl_oom_kill_allocating_task), 1310 .mode = 0644, 1311 .proc_handler = proc_dointvec, 1312 }, 1313 { 1314 .procname = "oom_dump_tasks", 1315 .data = &sysctl_oom_dump_tasks, 1316 .maxlen = sizeof(sysctl_oom_dump_tasks), 1317 .mode = 0644, 1318 .proc_handler = proc_dointvec, 1319 }, 1320 { 1321 .procname = "overcommit_ratio", 1322 .data = &sysctl_overcommit_ratio, 1323 .maxlen = sizeof(sysctl_overcommit_ratio), 1324 .mode = 0644, 1325 .proc_handler = overcommit_ratio_handler, 1326 }, 1327 { 1328 .procname = "overcommit_kbytes", 1329 .data = &sysctl_overcommit_kbytes, 1330 .maxlen = sizeof(sysctl_overcommit_kbytes), 1331 .mode = 0644, 1332 .proc_handler = overcommit_kbytes_handler, 1333 }, 1334 { 1335 .procname = "page-cluster", 1336 .data = &page_cluster, 1337 .maxlen = sizeof(int), 1338 .mode = 0644, 1339 .proc_handler = proc_dointvec_minmax, 1340 .extra1 = &zero, 1341 }, 1342 { 1343 .procname = "dirty_background_ratio", 1344 .data = &dirty_background_ratio, 1345 .maxlen = sizeof(dirty_background_ratio), 1346 .mode = 0644, 1347 .proc_handler = dirty_background_ratio_handler, 1348 .extra1 = &zero, 1349 .extra2 = &one_hundred, 1350 }, 1351 { 1352 .procname = "dirty_background_bytes", 1353 .data = &dirty_background_bytes, 1354 .maxlen = sizeof(dirty_background_bytes), 1355 .mode = 0644, 1356 .proc_handler = dirty_background_bytes_handler, 1357 .extra1 = &one_ul, 1358 }, 1359 { 1360 .procname = "dirty_ratio", 1361 .data = &vm_dirty_ratio, 1362 .maxlen = sizeof(vm_dirty_ratio), 1363 .mode = 0644, 1364 .proc_handler = dirty_ratio_handler, 1365 .extra1 = &zero, 1366 .extra2 = &one_hundred, 1367 }, 1368 { 1369 .procname = "dirty_bytes", 1370 .data = &vm_dirty_bytes, 1371 .maxlen = sizeof(vm_dirty_bytes), 1372 .mode = 0644, 1373 .proc_handler = dirty_bytes_handler, 1374 .extra1 = &dirty_bytes_min, 1375 }, 1376 { 1377 .procname = "dirty_writeback_centisecs", 1378 .data = &dirty_writeback_interval, 1379 .maxlen = sizeof(dirty_writeback_interval), 1380 .mode = 0644, 1381 .proc_handler = dirty_writeback_centisecs_handler, 1382 }, 1383 { 1384 .procname = "dirty_expire_centisecs", 1385 .data = &dirty_expire_interval, 1386 .maxlen = sizeof(dirty_expire_interval), 1387 .mode = 0644, 1388 .proc_handler = proc_dointvec_minmax, 1389 .extra1 = &zero, 1390 }, 1391 { 1392 .procname = "dirtytime_expire_seconds", 1393 .data = &dirtytime_expire_interval, 1394 .maxlen = sizeof(dirtytime_expire_interval), 1395 .mode = 0644, 1396 .proc_handler = dirtytime_interval_handler, 1397 .extra1 = &zero, 1398 }, 1399 { 1400 .procname = "swappiness", 1401 .data = &vm_swappiness, 1402 .maxlen = sizeof(vm_swappiness), 1403 .mode = 0644, 1404 .proc_handler = proc_dointvec_minmax, 1405 .extra1 = &zero, 1406 .extra2 = &one_hundred, 1407 }, 1408 #ifdef CONFIG_SHRINK_PAGECACHE 1409 { 1410 .procname = "cache_reclaim_s", 1411 .data = &vm_cache_reclaim_s, 1412 .maxlen = sizeof(vm_cache_reclaim_s), 1413 .mode = 0644, 1414 .proc_handler = cache_reclaim_sysctl_handler, 1415 .extra1 = &vm_cache_reclaim_s_min, 1416 .extra2 = &vm_cache_reclaim_s_max, 1417 }, 1418 { 1419 .procname = "cache_reclaim_weight", 1420 .data = &vm_cache_reclaim_weight, 1421 .maxlen = sizeof(vm_cache_reclaim_weight), 1422 .mode = 0644, 1423 .proc_handler = proc_dointvec_minmax, 1424 .extra1 = &vm_cache_reclaim_weight_min, 1425 .extra2 = &vm_cache_reclaim_weight_max, 1426 }, 1427 { 1428 .procname = "cache_reclaim_enable", 1429 .data = &vm_cache_reclaim_enable, 1430 .maxlen = sizeof(vm_cache_reclaim_enable), 1431 .mode = 0644, 1432 .proc_handler = cache_reclaim_enable_handler, 1433 .extra1 = &zero, 1434 .extra2 = &one, 1435 }, 1436 #endif 1437 #ifdef CONFIG_HUGETLB_PAGE 1438 { 1439 .procname = "nr_hugepages", 1440 .data = NULL, 1441 .maxlen = sizeof(unsigned long), 1442 .mode = 0644, 1443 .proc_handler = hugetlb_sysctl_handler, 1444 }, 1445 #ifdef CONFIG_NUMA 1446 { 1447 .procname = "nr_hugepages_mempolicy", 1448 .data = NULL, 1449 .maxlen = sizeof(unsigned long), 1450 .mode = 0644, 1451 .proc_handler = &hugetlb_mempolicy_sysctl_handler, 1452 }, 1453 { 1454 .procname = "numa_stat", 1455 .data = &sysctl_vm_numa_stat, 1456 .maxlen = sizeof(int), 1457 .mode = 0644, 1458 .proc_handler = sysctl_vm_numa_stat_handler, 1459 .extra1 = &zero, 1460 .extra2 = &one, 1461 }, 1462 #endif 1463 { 1464 .procname = "hugetlb_shm_group", 1465 .data = &sysctl_hugetlb_shm_group, 1466 .maxlen = sizeof(gid_t), 1467 .mode = 0644, 1468 .proc_handler = proc_dointvec, 1469 }, 1470 { 1471 .procname = "nr_overcommit_hugepages", 1472 .data = NULL, 1473 .maxlen = sizeof(unsigned long), 1474 .mode = 0644, 1475 .proc_handler = hugetlb_overcommit_handler, 1476 }, 1477 #endif 1478 #ifdef CONFIG_MEMCG_QOS 1479 { 1480 .procname = "memcg_qos_enable", 1481 .data = &sysctl_memcg_qos_stat, 1482 .maxlen = sizeof(int), 1483 .mode = 0644, 1484 .proc_handler = sysctl_memcg_qos_handler, 1485 .extra1 = &zero, 1486 .extra2 = &one, 1487 }, 1488 #endif 1489 { 1490 .procname = "lowmem_reserve_ratio", 1491 .data = &sysctl_lowmem_reserve_ratio, 1492 .maxlen = sizeof(sysctl_lowmem_reserve_ratio), 1493 .mode = 0644, 1494 .proc_handler = lowmem_reserve_ratio_sysctl_handler, 1495 }, 1496 { 1497 .procname = "drop_caches", 1498 .data = &sysctl_drop_caches, 1499 .maxlen = sizeof(int), 1500 .mode = 0200, 1501 .proc_handler = drop_caches_sysctl_handler, 1502 .extra1 = &one, 1503 .extra2 = &four, 1504 }, 1505 { 1506 .procname = "drop_caches_loop_limit", 1507 .data = &drop_caches_loop_limit, 1508 .maxlen = sizeof(unsigned int), 1509 .mode = 0644, 1510 .proc_handler = proc_douintvec, 1511 }, 1512 1513 #ifdef CONFIG_COMPACTION 1514 { 1515 .procname = "compact_memory", 1516 .data = &sysctl_compact_memory, 1517 .maxlen = sizeof(int), 1518 .mode = 0200, 1519 .proc_handler = sysctl_compaction_handler, 1520 }, 1521 { 1522 .procname = "extfrag_threshold", 1523 .data = &sysctl_extfrag_threshold, 1524 .maxlen = sizeof(int), 1525 .mode = 0644, 1526 .proc_handler = sysctl_extfrag_handler, 1527 .extra1 = &min_extfrag_threshold, 1528 .extra2 = &max_extfrag_threshold, 1529 }, 1530 { 1531 .procname = "compact_unevictable_allowed", 1532 .data = &sysctl_compact_unevictable_allowed, 1533 .maxlen = sizeof(int), 1534 .mode = 0644, 1535 .proc_handler = proc_dointvec, 1536 .extra1 = &zero, 1537 .extra2 = &one, 1538 }, 1539 1540 #endif /* CONFIG_COMPACTION */ 1541 { 1542 .procname = "min_free_kbytes", 1543 .data = &min_free_kbytes, 1544 .maxlen = sizeof(min_free_kbytes), 1545 .mode = 0644, 1546 .proc_handler = min_free_kbytes_sysctl_handler, 1547 .extra1 = &zero, 1548 }, 1549 { 1550 .procname = "watermark_scale_factor", 1551 .data = &watermark_scale_factor, 1552 .maxlen = sizeof(watermark_scale_factor), 1553 .mode = 0644, 1554 .proc_handler = watermark_scale_factor_sysctl_handler, 1555 .extra1 = &one, 1556 .extra2 = &one_thousand, 1557 }, 1558 { 1559 .procname = "percpu_pagelist_fraction", 1560 .data = &percpu_pagelist_fraction, 1561 .maxlen = sizeof(percpu_pagelist_fraction), 1562 .mode = 0644, 1563 .proc_handler = percpu_pagelist_fraction_sysctl_handler, 1564 .extra1 = &zero, 1565 }, 1566 #ifdef CONFIG_MMU 1567 { 1568 .procname = "max_map_count", 1569 .data = &sysctl_max_map_count, 1570 .maxlen = sizeof(sysctl_max_map_count), 1571 .mode = 0644, 1572 .proc_handler = proc_dointvec_minmax, 1573 .extra1 = &zero, 1574 }, 1575 #else 1576 { 1577 .procname = "nr_trim_pages", 1578 .data = &sysctl_nr_trim_pages, 1579 .maxlen = sizeof(sysctl_nr_trim_pages), 1580 .mode = 0644, 1581 .proc_handler = proc_dointvec_minmax, 1582 .extra1 = &zero, 1583 }, 1584 #endif 1585 { 1586 .procname = "laptop_mode", 1587 .data = &laptop_mode, 1588 .maxlen = sizeof(laptop_mode), 1589 .mode = 0644, 1590 .proc_handler = proc_dointvec_jiffies, 1591 }, 1592 { 1593 .procname = "block_dump", 1594 .data = &block_dump, 1595 .maxlen = sizeof(block_dump), 1596 .mode = 0644, 1597 .proc_handler = proc_dointvec, 1598 .extra1 = &zero, 1599 }, 1600 { 1601 .procname = "vfs_cache_pressure", 1602 .data = &sysctl_vfs_cache_pressure, 1603 .maxlen = sizeof(sysctl_vfs_cache_pressure), 1604 .mode = 0644, 1605 .proc_handler = proc_dointvec, 1606 .extra1 = &zero, 1607 }, 1608 #ifdef HAVE_ARCH_PICK_MMAP_LAYOUT 1609 { 1610 .procname = "legacy_va_layout", 1611 .data = &sysctl_legacy_va_layout, 1612 .maxlen = sizeof(sysctl_legacy_va_layout), 1613 .mode = 0644, 1614 .proc_handler = proc_dointvec, 1615 .extra1 = &zero, 1616 }, 1617 #endif 1618 #ifdef CONFIG_NUMA 1619 { 1620 .procname = "zone_reclaim_mode", 1621 .data = &node_reclaim_mode, 1622 .maxlen = sizeof(node_reclaim_mode), 1623 .mode = 0644, 1624 .proc_handler = proc_dointvec, 1625 .extra1 = &zero, 1626 }, 1627 { 1628 .procname = "min_unmapped_ratio", 1629 .data = &sysctl_min_unmapped_ratio, 1630 .maxlen = sizeof(sysctl_min_unmapped_ratio), 1631 .mode = 0644, 1632 .proc_handler = sysctl_min_unmapped_ratio_sysctl_handler, 1633 .extra1 = &zero, 1634 .extra2 = &one_hundred, 1635 }, 1636 { 1637 .procname = "min_slab_ratio", 1638 .data = &sysctl_min_slab_ratio, 1639 .maxlen = sizeof(sysctl_min_slab_ratio), 1640 .mode = 0644, 1641 .proc_handler = sysctl_min_slab_ratio_sysctl_handler, 1642 .extra1 = &zero, 1643 .extra2 = &one_hundred, 1644 }, 1645 #endif 1646 #ifdef CONFIG_SMP 1647 { 1648 .procname = "stat_interval", 1649 .data = &sysctl_stat_interval, 1650 .maxlen = sizeof(sysctl_stat_interval), 1651 .mode = 0644, 1652 .proc_handler = proc_dointvec_jiffies, 1653 }, 1654 { 1655 .procname = "stat_refresh", 1656 .data = NULL, 1657 .maxlen = 0, 1658 .mode = 0600, 1659 .proc_handler = vmstat_refresh, 1660 }, 1661 #endif 1662 #ifdef CONFIG_MMU 1663 { 1664 .procname = "mmap_min_addr", 1665 .data = &dac_mmap_min_addr, 1666 .maxlen = sizeof(unsigned long), 1667 .mode = 0644, 1668 .proc_handler = mmap_min_addr_handler, 1669 }, 1670 #endif 1671 #ifdef CONFIG_NUMA 1672 { 1673 .procname = "numa_zonelist_order", 1674 .data = &numa_zonelist_order, 1675 .maxlen = NUMA_ZONELIST_ORDER_LEN, 1676 .mode = 0644, 1677 .proc_handler = numa_zonelist_order_handler, 1678 }, 1679 #endif 1680 #if (defined(CONFIG_X86_32) && !defined(CONFIG_UML))|| \ 1681 (defined(CONFIG_SUPERH) && defined(CONFIG_VSYSCALL)) 1682 { 1683 .procname = "vdso_enabled", 1684 #ifdef CONFIG_X86_32 1685 .data = &vdso32_enabled, 1686 .maxlen = sizeof(vdso32_enabled), 1687 #else 1688 .data = &vdso_enabled, 1689 .maxlen = sizeof(vdso_enabled), 1690 #endif 1691 .mode = 0644, 1692 .proc_handler = proc_dointvec, 1693 .extra1 = &zero, 1694 }, 1695 #endif 1696 #ifdef CONFIG_HIGHMEM 1697 { 1698 .procname = "highmem_is_dirtyable", 1699 .data = &vm_highmem_is_dirtyable, 1700 .maxlen = sizeof(vm_highmem_is_dirtyable), 1701 .mode = 0644, 1702 .proc_handler = proc_dointvec_minmax, 1703 .extra1 = &zero, 1704 .extra2 = &one, 1705 }, 1706 #endif 1707 #ifdef CONFIG_MEMORY_FAILURE 1708 { 1709 .procname = "memory_failure_early_kill", 1710 .data = &sysctl_memory_failure_early_kill, 1711 .maxlen = sizeof(sysctl_memory_failure_early_kill), 1712 .mode = 0644, 1713 .proc_handler = proc_dointvec_minmax, 1714 .extra1 = &zero, 1715 .extra2 = &one, 1716 }, 1717 { 1718 .procname = "memory_failure_recovery", 1719 .data = &sysctl_memory_failure_recovery, 1720 .maxlen = sizeof(sysctl_memory_failure_recovery), 1721 .mode = 0644, 1722 .proc_handler = proc_dointvec_minmax, 1723 .extra1 = &zero, 1724 .extra2 = &one, 1725 }, 1726 #endif 1727 { 1728 .procname = "user_reserve_kbytes", 1729 .data = &sysctl_user_reserve_kbytes, 1730 .maxlen = sizeof(sysctl_user_reserve_kbytes), 1731 .mode = 0644, 1732 .proc_handler = proc_doulongvec_minmax, 1733 }, 1734 { 1735 .procname = "admin_reserve_kbytes", 1736 .data = &sysctl_admin_reserve_kbytes, 1737 .maxlen = sizeof(sysctl_admin_reserve_kbytes), 1738 .mode = 0644, 1739 .proc_handler = proc_doulongvec_minmax, 1740 }, 1741 #ifdef CONFIG_HAVE_ARCH_MMAP_RND_BITS 1742 { 1743 .procname = "mmap_rnd_bits", 1744 .data = &mmap_rnd_bits, 1745 .maxlen = sizeof(mmap_rnd_bits), 1746 .mode = 0600, 1747 .proc_handler = proc_dointvec_minmax, 1748 .extra1 = (void *)&mmap_rnd_bits_min, 1749 .extra2 = (void *)&mmap_rnd_bits_max, 1750 }, 1751 #endif 1752 #ifdef CONFIG_HAVE_ARCH_MMAP_RND_COMPAT_BITS 1753 { 1754 .procname = "mmap_rnd_compat_bits", 1755 .data = &mmap_rnd_compat_bits, 1756 .maxlen = sizeof(mmap_rnd_compat_bits), 1757 .mode = 0600, 1758 .proc_handler = proc_dointvec_minmax, 1759 .extra1 = (void *)&mmap_rnd_compat_bits_min, 1760 .extra2 = (void *)&mmap_rnd_compat_bits_max, 1761 }, 1762 #endif 1763 #ifdef CONFIG_ASCEND_SHARE_POOL 1764 { 1765 .procname = "sharepool_ac_mode", 1766 .data = &sysctl_ac_mode, 1767 .maxlen = sizeof(sysctl_ac_mode), 1768 .mode = 0600, 1769 .proc_handler = proc_dointvec_minmax, 1770 .extra1 = &zero, 1771 .extra2 = &one, 1772 }, 1773 { 1774 .procname = "sharepool_debug_mode", 1775 .data = &sysctl_sp_debug_mode, 1776 .maxlen = sizeof(sysctl_sp_debug_mode), 1777 .mode = 0600, 1778 .proc_handler = proc_dointvec_minmax, 1779 .extra1 = &zero, 1780 .extra2 = &one, 1781 }, 1782 { 1783 /* 0: map_unlock, 1: map_lock */ 1784 .procname = "share_pool_map_lock_enable", 1785 .data = &sysctl_share_pool_map_lock_enable, 1786 .maxlen = sizeof(int), 1787 .mode = 0644, 1788 .proc_handler = proc_dointvec_minmax, 1789 .extra1 = &zero, 1790 .extra2 = &one, 1791 }, 1792 { 1793 .procname = "sharepool_compact_enable", 1794 .data = &sysctl_sp_compact_enable, 1795 .maxlen = sizeof(sysctl_sp_compact_enable), 1796 .mode = 0600, 1797 .proc_handler = proc_dointvec_minmax, 1798 .extra1 = &zero, 1799 .extra2 = &one, 1800 }, 1801 { 1802 .procname = "sharepool_compact_interval", 1803 .data = &sysctl_sp_compact_interval, 1804 .maxlen = sizeof(sysctl_sp_compact_interval), 1805 .mode = 0600, 1806 .proc_handler = proc_doulongvec_minmax, 1807 .extra1 = &zero_ul, 1808 .extra2 = &sysctl_sp_compact_interval_max, 1809 }, 1810 { 1811 .procname = "sharepool_perf_alloc", 1812 .data = &sysctl_sp_perf_alloc, 1813 .maxlen = sizeof(sysctl_sp_perf_alloc), 1814 .mode = 0600, 1815 .proc_handler = proc_dointvec_minmax, 1816 .extra1 = &zero, > 1817 .extra2 = &ten_thousand, 1818 }, 1819 #endif 1820 { } 1821 }; 1822 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 1355/1355] mm/share_pool.c:837:29: sparse: sparse: incompatible types for operation (<=):
by kernel test robot 28 Dec '24

28 Dec '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 773f731853f1368508a0b112047bd9b5a4bb9a5e commit: 0f0c3021514f52310056c32406b4b760fc9a7e6e [1355/1355] share_pool: Apply sp_group_id_by_pid() to multi-group-mode config: arm64-randconfig-r133-20241227 (https://download.01.org/0day-ci/archive/20241228/202412282007.9AwBcoM1-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20241228/202412282007.9AwBcoM1-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412282007.9AwBcoM1-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> mm/share_pool.c:837:29: sparse: sparse: incompatible types for operation (<=): mm/share_pool.c:837:29: sparse: int *num mm/share_pool.c:837:29: sparse: int mm/share_pool.c: In function 'sp_group_id_by_pid': mm/share_pool.c:837:29: warning: ordered comparison of pointer with integer zero [-Wextra] 837 | if (!spg_ids || num <= 0) | ^~ In function 'vmalloc_area_clr_flag', inlined from 'sp_make_share_k2u' at mm/share_pool.c:2550:8: mm/share_pool.c:2396:18: warning: 'spa' may be used uninitialized [-Wmaybe-uninitialized] 2396 | spa->kva = 0; | ~~~~~~~~~^~~ mm/share_pool.c: In function 'sp_make_share_k2u': mm/share_pool.c:2429:25: note: 'spa' was declared here 2429 | struct sp_area *spa; | ^~~ mm/share_pool.c:2562:16: warning: 'uva' may be used uninitialized [-Wmaybe-uninitialized] 2562 | return uva; | ^~~ mm/share_pool.c:2427:15: note: 'uva' was declared here 2427 | void *uva; | ^~~ mm/share_pool.c:829: warning: Function parameter or member 'spg_ids' not described in 'sp_group_id_by_pid' mm/share_pool.c:829: warning: Function parameter or member 'num' not described in 'sp_group_id_by_pid' mm/share_pool.c:2423: warning: duplicate section name 'Return' vim +837 mm/share_pool.c 815 816 /** 817 * sp_group_id_by_pid() - Get the sp_group ID array of a process. 818 * @pid: pid of target process. 819 * @spg_ids point to an array to save the group ids the process belongs to 820 * @num input the spg_ids array size; output the spg number of the process 821 * 822 * Return: 823 * >0 - the sp_group ID. 824 * -ENODEV - target process doesn't belong to any sp_group. 825 * -EINVAL - spg_ids or num is NULL. 826 * -E2BIG - the num of groups process belongs to is larger than *num 827 */ 828 int sp_group_id_by_pid(int pid, int *spg_ids, int *num) 829 { 830 int ret = 0; 831 struct sp_group_node *node; 832 struct sp_group_master *master = NULL; 833 struct task_struct *tsk; 834 835 check_interrupt_context(); 836 > 837 if (!spg_ids || num <= 0) 838 return -EINVAL; 839 840 ret = get_task(pid, &tsk); 841 if (ret) 842 return ret; 843 844 down_read(&sp_group_sem); 845 task_lock(tsk); 846 if (tsk->mm) 847 master = tsk->mm->sp_group_master; 848 task_unlock(tsk); 849 850 if (!master) { 851 ret = -ENODEV; 852 goto out_up_read; 853 } 854 855 if (!master->count) { 856 ret = -ENODEV; 857 goto out_up_read; 858 } 859 if ((unsigned int)*num < master->count) { 860 ret = -E2BIG; 861 goto out_up_read; 862 } 863 *num = master->count; 864 865 list_for_each_entry(node, &master->node_list, group_node) 866 *(spg_ids++) = node->spg->id; 867 868 out_up_read: 869 up_read(&sp_group_sem); 870 put_task_struct(tsk); 871 return ret; 872 } 873 EXPORT_SYMBOL_GPL(sp_group_id_by_pid); 874 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 1355/1355] include/linux/share_pool.h:150:26: sparse: sparse: incorrect type in return expression (different address spaces)
by kernel test robot 28 Dec '24

28 Dec '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 773f731853f1368508a0b112047bd9b5a4bb9a5e commit: 4a280fac30d27ae2aff096f9f99aa12d50f83426 [1355/1355] ascend: share_pool: support share pool features for ascend platform config: arm64-randconfig-r133-20241227 (https://download.01.org/0day-ci/archive/20241228/202412281933.AtwopaHj-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20241228/202412281933.AtwopaHj-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412281933.AtwopaHj-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) mm/gup.c: note: in included file: >> include/linux/share_pool.h:150:26: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected struct task_struct * @@ got struct task_struct [noderef] __rcu *owner @@ include/linux/share_pool.h:150:26: sparse: expected struct task_struct * include/linux/share_pool.h:150:26: sparse: got struct task_struct [noderef] __rcu *owner mm/gup.c:1769:47: sparse: sparse: self-comparison always evaluates to false mm/gup.c:1794:47: sparse: sparse: self-comparison always evaluates to false mm/gup.c:1830:6: warning: no previous prototype for 'gup_fast_permitted' [-Wmissing-prototypes] 1830 | bool gup_fast_permitted(unsigned long start, int nr_pages, int write) | ^~~~~~~~~~~~~~~~~~ vim +150 include/linux/share_pool.h 2facb5901ceebe Ding Tianhong 2021-10-30 146 2facb5901ceebe Ding Tianhong 2021-10-30 147 static inline struct task_struct *sp_get_task(struct mm_struct *mm) 2facb5901ceebe Ding Tianhong 2021-10-30 148 { 2facb5901ceebe Ding Tianhong 2021-10-30 149 if (enable_ascend_share_pool) 2facb5901ceebe Ding Tianhong 2021-10-30 @150 return mm->owner; 2facb5901ceebe Ding Tianhong 2021-10-30 151 else 2facb5901ceebe Ding Tianhong 2021-10-30 152 return current; 2facb5901ceebe Ding Tianhong 2021-10-30 153 } 2facb5901ceebe Ding Tianhong 2021-10-30 154 :::::: The code at line 150 was first introduced by commit :::::: 2facb5901ceebe6736c0d192ca50be5d26c70ad9 ascend: vmalloc: export new function for share pool :::::: TO: Ding Tianhong <dingtianhong(a)huawei.com> :::::: CC: Yang Yingliang <yangyingliang(a)huawei.com> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 2601/2601] net/smc/smc_core.c:770:6: sparse: sparse: symbol '__smcr_link_clear' was not declared. Should it be static?
by kernel test robot 28 Dec '24

28 Dec '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 053a6b6f8e4c86200cdb20bc80c063c3bb119859 commit: 7dad816cb1f8841fda526c0978c10a94793f1178 [2601/2601] anolis: net/smc: Resolve the race between SMC-R link access and clear config: x86_64-randconfig-121-20241228 (https://download.01.org/0day-ci/archive/20241228/202412281741.d8yDMbp6-lkp@…) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241228/202412281741.d8yDMbp6-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412281741.d8yDMbp6-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> net/smc/smc_core.c:770:6: sparse: sparse: symbol '__smcr_link_clear' was not declared. Should it be static? vim +/__smcr_link_clear +770 net/smc/smc_core.c 769 > 770 void __smcr_link_clear(struct smc_link *lnk) 771 { 772 smc_wr_free_link_mem(lnk); 773 smc_lgr_put(lnk->lgr); /* lgr_hold in smcr_link_init() */ 774 memset(lnk, 0, sizeof(struct smc_link)); 775 lnk->state = SMC_LNK_UNUSED; 776 } 777 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 2589/2589] drivers/block/nbd.o: warning: objtool: nbd_alloc_and_init_config()+0x35: unreachable instruction
by kernel test robot 28 Dec '24

28 Dec '24

Hi Yu, FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 053a6b6f8e4c86200cdb20bc80c063c3bb119859 commit: d2cdad29e00e63ab3a32f5f0d90acc757ff5653a [2589/2589] nbd: fold nbd config initialization into nbd_alloc_config() config: x86_64-buildonly-randconfig-002-20241218 (https://download.01.org/0day-ci/archive/20241228/202412281725.LnOuPqEI-lkp@…) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241228/202412281725.LnOuPqEI-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412281725.LnOuPqEI-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/block/nbd.o: warning: objtool: nbd_alloc_and_init_config()+0x35: unreachable instruction -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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