September 2024 - Kernel - mailweb.openeuler.org

[openeuler:OLK-5.10] BUILD REGRESSION 084a6771cfb3ef307b750af8b7c35a07a725fc4c
by kernel test robot 01 Oct '24

01 Oct '24

tree/branch: https://gitee.com/openeuler/kernel.git OLK-5.10 branch HEAD: 084a6771cfb3ef307b750af8b7c35a07a725fc4c !12006 v3 add steal_task for cgroup Error/Warning (recently discovered and may have been fixed): drivers/ub/urma/ubcore/ubcore_dp.c:26:5: warning: no previous prototype for 'ubcore_post_jetty_send_wr' [-Wmissing-prototypes] drivers/ub/urma/ubcore/ubcore_dp.c:26:5: warning: no previous prototype for 'ubcore_rearm_jfc' [-Wmissing-prototypes] drivers/ub/urma/ubcore/ubcore_dp.c:42:5: warning: no previous prototype for 'ubcore_post_jetty_recv_wr' [-Wmissing-prototypes] drivers/ub/urma/ubcore/ubcore_dp.c:58:5: warning: no previous prototype for 'ubcore_post_jfs_wr' [-Wmissing-prototypes] drivers/ub/urma/ubcore/ubcore_dp.c:74:5: warning: no previous prototype for 'ubcore_post_jfr_wr' [-Wmissing-prototypes] drivers/ub/urma/ubcore/ubcore_dp.c:90:5: warning: no previous prototype for 'ubcore_poll_jfc' [-Wmissing-prototypes] drivers/ub/urma/ubcore/ubcore_tp.c:40:17: warning: no previous prototype for 'ubcore_get_mtu' [-Wmissing-prototypes] Unverified Error/Warning (likely false positive, kindly check if interested): drivers/scsi/lpfc/lpfc_debugfs.o: warning: objtool: lpfc_idiag_queacc_read_qe() falls through to next function lpfc_idiag_que_param_check() drivers/scsi/lpfc/lpfc_sli.o: warning: objtool: lpfc_sli4_cq_get() falls through to next function rcu_lock_acquire() drivers/scsi/lpfc/lpfc_sli.o: warning: objtool: lpfc_sli4_eq_get() falls through to next function lpfc_sli4_cq_get() Error/Warning ids grouped by kconfigs: recent_errors |-- arm64-allnoconfig | |-- arch-arm64-kernel-ipi_nmi.c:error:implicit-declaration-of-function-printk_safe_exit | |-- kernel-workqueue.c:error:implicit-declaration-of-function-printk_safe_enter | `-- kernel-workqueue.c:error:implicit-declaration-of-function-printk_safe_exit |-- arm64-randconfig-002-20240930 | |-- arch-arm64-include-asm-archrandom.h:error:unknown-register-name-r0-in-asm | |-- arch-arm64-include-asm-archrandom.h:error:unknown-register-name-r1-in-asm | |-- arch-arm64-include-asm-archrandom.h:error:unknown-register-name-r2-in-asm | |-- arch-arm64-include-asm-archrandom.h:error:unknown-register-name-r3-in-asm | `-- arch-arm64-include-asm-stack_pointer.h:error:register-sp-unsuitable-for-global-register-variables-on-this-target |-- arm64-randconfig-003-20240930 | `-- arch-arm64-include-asm-stack_pointer.h:error:register-sp-unsuitable-for-global-register-variables-on-this-target |-- arm64-randconfig-004-20240928 | |-- drivers-ub-urma-ubcore-ubcore_dp.c:warning:no-previous-prototype-for-ubcore_poll_jfc | |-- drivers-ub-urma-ubcore-ubcore_dp.c:warning:no-previous-prototype-for-ubcore_post_jetty_recv_wr | |-- drivers-ub-urma-ubcore-ubcore_dp.c:warning:no-previous-prototype-for-ubcore_post_jetty_send_wr | |-- drivers-ub-urma-ubcore-ubcore_dp.c:warning:no-previous-prototype-for-ubcore_post_jfr_wr | |-- drivers-ub-urma-ubcore-ubcore_dp.c:warning:no-previous-prototype-for-ubcore_post_jfs_wr | |-- drivers-ub-urma-ubcore-ubcore_dp.c:warning:no-previous-prototype-for-ubcore_rearm_jfc | `-- drivers-ub-urma-ubcore-ubcore_tp.c:warning:no-previous-prototype-for-ubcore_get_mtu |-- arm64-randconfig-004-20240930 | |-- arch-arm64-include-asm-archrandom.h:error:unknown-register-name-r0-in-asm | |-- arch-arm64-include-asm-archrandom.h:error:unknown-register-name-r1-in-asm | |-- arch-arm64-include-asm-archrandom.h:error:unknown-register-name-r2-in-asm | |-- arch-arm64-include-asm-archrandom.h:error:unknown-register-name-r3-in-asm | `-- arch-arm64-include-asm-stack_pointer.h:error:register-sp-unsuitable-for-global-register-variables-on-this-target |-- x86_64-allnoconfig | `-- kernel-workqueue.c:error:implicit-declaration-of-function-printk_safe_enter-Werror-Wimplicit-function-declaration |-- x86_64-allyesconfig | |-- drivers-acpi-numa-hmat.c:warning:no-previous-prototype-for-function-hmat_restore_target | |-- drivers-net-can-spi-mcp251xfd-mcp251xfd-core.c:warning:no-previous-prototype-for-function-mcp251xfd_tx_obj_write_sync | |-- drivers-net-ethernet-hisilicon-hns3-hns3pf-hclge_tm.c:warning:no-previous-prototype-for-function-hclge_mbx_set_vf_multi_tc | |-- drivers-net-ethernet-hisilicon-hns3-hns3pf-hclge_tm.c:warning:no-previous-prototype-for-function-hclge_tm_vf_tc_dwrr_cfg | |-- drivers-net-ethernet-mucse-rnpgbe-rnpgbe_main.c:warning:variable-err-is-used-uninitialized-whenever-if-condition-is-false | |-- drivers-net-ethernet-mucse-rnpgbevf-rnpgbevf_main.c:warning:Excess-function-parameter-direction-description-in-rnpgbevf_set_ring_vector | |-- drivers-net-ethernet-mucse-rnpgbevf-rnpgbevf_main.c:warning:Excess-function-parameter-msix_vector-description-in-rnpgbevf_set_ring_vector | |-- drivers-net-ethernet-mucse-rnpgbevf-rnpgbevf_main.c:warning:Excess-function-parameter-queue-description-in-rnpgbevf_set_ring_vector | |-- drivers-net-ethernet-mucse-rnpvf-rnpvf_main.c:warning:Excess-function-parameter-direction-description-in-rnpvf_set_ring_vector | |-- drivers-net-ethernet-mucse-rnpvf-rnpvf_main.c:warning:Excess-function-parameter-msix_vector-description-in-rnpvf_set_ring_vector | |-- drivers-net-ethernet-mucse-rnpvf-rnpvf_main.c:warning:Excess-function-parameter-queue-description-in-rnpvf_set_ring_vector | |-- drivers-ub-urma-ubcore-ubcore_ctp.c:warning:comparison-of-address-of-dev-ht-UBCORE_HT_CTP-.head-equal-to-a-null-pointer-is-always-false | |-- drivers-ub-urma-ubcore-ubcore_msg.c:warning:Function-parameter-or-member-ctx-not-described-in-ubcore_update_uvs_eid_ret | |-- drivers-ub-urma-ubcore-ubcore_msg.c:warning:Function-parameter-or-member-dev-not-described-in-ubcore_asyn_send_fe2tpf_msg | |-- drivers-ub-urma-ubcore-ubcore_msg.c:warning:Function-parameter-or-member-req-not-described-in-ubcore_asyn_send_fe2tpf_msg | |-- drivers-ub-urma-ubcore-ubcore_msg.c:warning:no-previous-prototype-for-function-ubcore_asyn_send_fe2tpf_msg | |-- drivers-ub-urma-ubcore-ubcore_netdev.c:warning:no-previous-prototype-for-function-ubcore_fill_port_netdev | |-- drivers-ub-urma-ubcore-ubcore_netdev.c:warning:no-previous-prototype-for-function-ubcore_lookup_sip_info_without_lock | |-- drivers-ub-urma-ubcore-ubcore_netdev.c:warning:no-previous-prototype-for-function-ubcore_new_sip_req_msg | |-- drivers-ub-urma-ubcore-ubcore_netdev.c:warning:no-previous-prototype-for-function-ubcore_update_sip_entry | |-- drivers-ub-urma-ubcore-ubcore_netlink.c:warning:no-previous-prototype-for-function-ubcore_genl_unicast | |-- drivers-ub-urma-ubcore-ubcore_tpg.c:warning:comparison-of-address-of-dev-ht-UBCORE_HT_TP-.head-equal-to-a-null-pointer-is-always-false | |-- drivers-ub-urma-ubcore-ubcore_tpg.c:warning:comparison-of-address-of-dev-ht-UBCORE_HT_TPG-.head-equal-to-a-null-pointer-is-always-false | |-- drivers-ub-urma-ubcore-ubcore_tpg.c:warning:no-previous-prototype-for-function-ubcore_tpg_kref_get | |-- drivers-ub-urma-ubcore-ubcore_umem.c:warning:no-previous-prototype-for-function-ubcore_umem_find_best_page_size | |-- drivers-ub-urma-ubcore-ubcore_utp.c:warning:comparison-of-address-of-dev-ht-UBCORE_HT_UTP-.head-equal-to-a-null-pointer-is-always-false | |-- drivers-ub-urma-uburma-uburma_mmap.c:warning:no-previous-prototype-for-function-uburma_get_umap_ops | |-- drivers-ub-urma-uburma-uburma_mmap.c:warning:no-previous-prototype-for-function-uburma_umap_priv_init | |-- drivers-ub-urma-uburma-uburma_mmap.c:warning:no-previous-prototype-for-function-uburma_unmap_vma_pages | `-- ld.lld:error:duplicate-symbol:debug |-- x86_64-buildonly-randconfig-004-20240930 | `-- arch-x86-kernel-paravirt.c:warning:control-reaches-end-of-non-void-function |-- x86_64-buildonly-randconfig-005-20240930 | `-- kernel-workqueue.c:error:implicit-declaration-of-function-printk_safe_enter-Werror-Wimplicit-function-declaration |-- x86_64-kexec | |-- arch-x86-kvm-vmx-vmx.o:warning:objtool:fix_rmode_seg:unreachable-instruction | `-- drivers-acpi-numa-hmat.c:warning:no-previous-prototype-for-function-hmat_restore_target |-- x86_64-randconfig-015-20240930 | |-- drivers-scsi-lpfc-lpfc_debugfs.o:warning:objtool:lpfc_idiag_queacc_read_qe-falls-through-to-next-function-lpfc_idiag_que_param_check() | |-- drivers-scsi-lpfc-lpfc_sli.o:warning:objtool:lpfc_sli4_cq_get-falls-through-to-next-function-rcu_lock_acquire() | `-- drivers-scsi-lpfc-lpfc_sli.o:warning:objtool:lpfc_sli4_eq_get-falls-through-to-next-function-lpfc_sli4_cq_get() |-- x86_64-randconfig-161-20240930 | `-- fs-cifs-file.c-cifs_write_from_iter()-error:uninitialized-symbol-pagevec-. |-- x86_64-rhel-8.3 | `-- drivers-acpi-numa-hmat.c:warning:no-previous-prototype-for-hmat_restore_target |-- x86_64-rhel-8.3-func | `-- drivers-acpi-numa-hmat.c:warning:no-previous-prototype-for-hmat_restore_target |-- x86_64-rhel-8.3-kselftests | `-- drivers-acpi-numa-hmat.c:warning:no-previous-prototype-for-hmat_restore_target `-- x86_64-rhel-8.3-rust `-- drivers-acpi-numa-hmat.c:warning:no-previous-prototype-for-function-hmat_restore_target elapsed time: 737m configs tested: 27 configs skipped: 128 tested configs: arm64 allmodconfig clang-20 arm64 allnoconfig gcc-14.1.0 arm64 randconfig-001-20240930 clang-20 arm64 randconfig-002-20240930 clang-15 arm64 randconfig-003-20240930 clang-20 arm64 randconfig-004-20240930 clang-15 x86_64 allnoconfig clang-18 x86_64 allyesconfig clang-18 x86_64 buildonly-randconfig-001-20240930 gcc-12 x86_64 buildonly-randconfig-002-20240930 clang-18 x86_64 buildonly-randconfig-003-20240930 gcc-12 x86_64 buildonly-randconfig-004-20240930 gcc-12 x86_64 buildonly-randconfig-005-20240930 clang-18 x86_64 buildonly-randconfig-006-20240930 gcc-12 x86_64 defconfig gcc-11 x86_64 kexec clang-18 x86_64 randconfig-001-20240930 gcc-12 x86_64 randconfig-002-20240930 clang-18 x86_64 randconfig-003-20240930 clang-18 x86_64 randconfig-004-20240930 clang-18 x86_64 randconfig-005-20240930 gcc-12 x86_64 randconfig-006-20240930 clang-18 x86_64 randconfig-011-20240930 clang-18 x86_64 randconfig-012-20240930 gcc-11 x86_64 randconfig-013-20240930 gcc-11 x86_64 rhel-8.3 gcc-12 x86_64 rhel-8.3-rust clang-18 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6] BUILD REGRESSION 1f027a60c742f6dbcec2037df296e8c0f9edd80b
by kernel test robot 01 Oct '24

01 Oct '24

tree/branch: https://gitee.com/openeuler/kernel.git OLK-6.6 branch HEAD: 1f027a60c742f6dbcec2037df296e8c0f9edd80b !11985 Fix CVE-2024-46845 Error/Warning ids grouped by kconfigs: recent_errors |-- arm64-allmodconfig | `-- drivers-iommu-arm-arm-smmu-v3-arm-s-smmu-v3.c:warning:no-previous-prototype-for-function-virtcca_smmu_gerror_handler |-- arm64-randconfig-001-20240930 | `-- kernel-sched-psi.c:error:function-definition-is-not-allowed-here |-- arm64-randconfig-002-20240930 | |-- drivers-iommu-arm-arm-smmu-v3-arm-smmu-v3.c:error:use-of-undeclared-identifier-pci_bus_type | |-- drivers-ptp-ptp_hisi.c:warning:unused-variable-hisi_ptp_acpi_match | |-- kernel-cgroup-cgroup.c:error:use-of-undeclared-identifier-cgroup_psi_stat_show | |-- mm-share_pool.c:error:call-to-undeclared-function-huge_ptep_get-ISO-C99-and-later-do-not-support-implicit-function-declarations-Werror-Wimplicit-function-declaration | `-- mm-share_pool.c:error:initializing-pte_t-with-an-expression-of-incompatible-type-int |-- arm64-randconfig-004-20240930 | `-- drivers-ptp-ptp_hisi.c:warning:unused-variable-hisi_ptp_acpi_match |-- loongarch-allmodconfig | |-- loongson3-acpi-cpufreq.c:(.text):undefined-reference-to-acpi_processor_register_performance | `-- loongson3-acpi-cpufreq.c:(.text):undefined-reference-to-acpi_processor_unregister_performance |-- loongarch-randconfig-001-20240930 | |-- drivers-net-ethernet-mucse-rnp-rnp_main.c:warning:unused-variable-hw | |-- drivers-net-ethernet-mucse-rnp-rnp_sriov.c:error:expected-identifier-or-(-before-return | |-- drivers-net-ethernet-mucse-rnp-rnp_sriov.c:error:expected-identifier-or-(-before-token | |-- drivers-net-ethernet-mucse-rnp-rnp_sriov.c:warning:check_ari_mode-defined-but-not-used | |-- drivers-net-ethernet-mucse-rnp-rnp_sriov.c:warning:no-return-statement-in-function-returning-non-void | |-- drivers-net-ethernet-mucse-rnp-rnp_sriov.c:warning:variable-err-set-but-not-used | |-- drivers-net-ethernet-mucse-rnpgbe-rnpgbe_sriov.c:warning:check_ari_mode-defined-but-not-used | |-- drivers-net-ethernet-mucse-rnpgbevf-rnpgbevf_main.c:warning:no-previous-prototype-for-rnpgbevf_alloc_rx_buffers | |-- drivers-net-ethernet-mucse-rnpvf-rnpvf_main.c:warning:unused-variable-pfvfnum_reg | |-- drivers-net-ethernet-mucse-rnpvf-rnpvf_regs.h:error:called-object-is-not-a-function-or-function-pointer | |-- kernel-sched-core.c:warning:format-llu-expects-argument-of-type-long-long-unsigned-int-but-argument-has-type-int | `-- kernel-sched-fair.c:error:hundred_thousand-undeclared-here-(not-in-a-function) |-- x86_64-allyesconfig | |-- drivers-crypto-ccp-hygon-csv-dev.c:warning:no-previous-prototype-for-function-vpsp_do_cmd | |-- drivers-crypto-ccp-hygon-vpsp.c:warning:Cannot-understand-brief-Directly-convert-the-gpa-address-into-hpa-and-forward-it-to-PSP | |-- drivers-crypto-ccp-hygon-vpsp.c:warning:Cannot-understand-brief-copy-data-in-gpa-to-host-memory-and-send-it-to-psp-for-processing. | `-- drivers-crypto-ccp-hygon-vpsp.c:warning:This-comment-starts-with-but-isn-t-a-kernel-doc-comment.-Refer-Documentation-doc-guide-kernel-doc.rst |-- x86_64-buildonly-randconfig-001-20241001 | `-- kernel-sched-psi.c:error:function-definition-is-not-allowed-here |-- x86_64-buildonly-randconfig-002-20241001 | |-- drivers-crypto-ccp-hygon-csv-dev.c:warning:no-previous-prototype-for-function-vpsp_do_cmd | |-- drivers-crypto-ccp-hygon-hct.c:error:no-member-named-numa_node-in-struct-device | |-- drivers-crypto-ccp-hygon-vpsp.c:warning:Cannot-understand-brief-Directly-convert-the-gpa-address-into-hpa-and-forward-it-to-PSP | |-- drivers-crypto-ccp-hygon-vpsp.c:warning:Cannot-understand-brief-copy-data-in-gpa-to-host-memory-and-send-it-to-psp-for-processing. | `-- drivers-crypto-ccp-hygon-vpsp.c:warning:This-comment-starts-with-but-isn-t-a-kernel-doc-comment.-Refer-Documentation-doc-guide-kernel-doc.rst |-- x86_64-buildonly-randconfig-005-20241001 | `-- drivers-crypto-ccp-hygon-hct.c:error:no-member-named-numa_node-in-struct-device |-- x86_64-randconfig-072-20241001 | `-- include-linux-psp-hygon.h:error:conflicting-types-for-vpsp_try_do_cmd-have-int(int-phys_addr_t-struct-vpsp_ret-)-aka-int(int-long-long-unsigned-int-struct-vpsp_ret-) |-- x86_64-randconfig-073-20241001 | `-- drivers-crypto-ccp-hygon-hct.c:error:struct-device-has-no-member-named-numa_node |-- x86_64-rhel-8.3 | |-- drivers-crypto-ccp-hygon-csv-dev.c:warning:no-previous-prototype-for-vpsp_do_cmd | |-- drivers-crypto-ccp-hygon-vpsp.c:warning:Cannot-understand-brief-Directly-convert-the-gpa-address-into-hpa-and-forward-it-to-PSP | |-- drivers-crypto-ccp-hygon-vpsp.c:warning:Cannot-understand-brief-copy-data-in-gpa-to-host-memory-and-send-it-to-psp-for-processing. | `-- drivers-crypto-ccp-hygon-vpsp.c:warning:This-comment-starts-with-but-isn-t-a-kernel-doc-comment.-Refer-Documentation-doc-guide-kernel-doc.rst |-- x86_64-rhel-8.3-func | |-- drivers-crypto-ccp-hygon-csv-dev.c:warning:no-previous-prototype-for-vpsp_do_cmd | |-- drivers-crypto-ccp-hygon-vpsp.c:warning:Cannot-understand-brief-Directly-convert-the-gpa-address-into-hpa-and-forward-it-to-PSP | |-- drivers-crypto-ccp-hygon-vpsp.c:warning:Cannot-understand-brief-copy-data-in-gpa-to-host-memory-and-send-it-to-psp-for-processing. | `-- drivers-crypto-ccp-hygon-vpsp.c:warning:This-comment-starts-with-but-isn-t-a-kernel-doc-comment.-Refer-Documentation-doc-guide-kernel-doc.rst |-- x86_64-rhel-8.3-kselftests | |-- drivers-crypto-ccp-hygon-csv-dev.c:warning:no-previous-prototype-for-vpsp_do_cmd | |-- drivers-crypto-ccp-hygon-vpsp.c:warning:Cannot-understand-brief-Directly-convert-the-gpa-address-into-hpa-and-forward-it-to-PSP | |-- drivers-crypto-ccp-hygon-vpsp.c:warning:Cannot-understand-brief-copy-data-in-gpa-to-host-memory-and-send-it-to-psp-for-processing. | `-- drivers-crypto-ccp-hygon-vpsp.c:warning:This-comment-starts-with-but-isn-t-a-kernel-doc-comment.-Refer-Documentation-doc-guide-kernel-doc.rst `-- x86_64-rhel-8.3-rust |-- drivers-crypto-ccp-hygon-csv-dev.c:warning:no-previous-prototype-for-function-vpsp_do_cmd |-- drivers-crypto-ccp-hygon-vpsp.c:warning:Cannot-understand-brief-Directly-convert-the-gpa-address-into-hpa-and-forward-it-to-PSP |-- drivers-crypto-ccp-hygon-vpsp.c:warning:Cannot-understand-brief-copy-data-in-gpa-to-host-memory-and-send-it-to-psp-for-processing. `-- drivers-crypto-ccp-hygon-vpsp.c:warning:This-comment-starts-with-but-isn-t-a-kernel-doc-comment.-Refer-Documentation-doc-guide-kernel-doc.rst elapsed time: 724m configs tested: 39 configs skipped: 121 tested configs: arm64 allmodconfig clang-20 arm64 allnoconfig gcc-14.1.0 arm64 randconfig-001-20240930 clang-20 arm64 randconfig-002-20240930 clang-15 arm64 randconfig-003-20240930 clang-20 arm64 randconfig-004-20240930 clang-15 loongarch allmodconfig gcc-14.1.0 loongarch allnoconfig gcc-14.1.0 loongarch randconfig-001-20240930 gcc-14.1.0 loongarch randconfig-002-20240930 gcc-14.1.0 x86_64 alldefconfig gcc-12 x86_64 allnoconfig clang-18 x86_64 allyesconfig clang-18 x86_64 buildonly-randconfig-001-20241001 clang-18 x86_64 buildonly-randconfig-002-20241001 clang-18 x86_64 buildonly-randconfig-003-20241001 clang-18 x86_64 buildonly-randconfig-004-20241001 gcc-12 x86_64 buildonly-randconfig-005-20241001 clang-18 x86_64 buildonly-randconfig-006-20241001 clang-18 x86_64 defconfig gcc-11 x86_64 kexec clang-18 x86_64 randconfig-001-20241001 clang-18 x86_64 randconfig-002-20241001 clang-18 x86_64 randconfig-003-20241001 gcc-11 x86_64 randconfig-004-20241001 clang-18 x86_64 randconfig-005-20241001 gcc-12 x86_64 randconfig-006-20241001 clang-18 x86_64 randconfig-011-20241001 clang-18 x86_64 randconfig-012-20241001 clang-18 x86_64 randconfig-013-20241001 gcc-12 x86_64 randconfig-014-20241001 gcc-12 x86_64 randconfig-015-20241001 clang-18 x86_64 randconfig-016-20241001 clang-18 x86_64 randconfig-071-20241001 clang-18 x86_64 randconfig-072-20241001 gcc-12 x86_64 randconfig-073-20241001 gcc-12 x86_64 randconfig-075-20241001 clang-18 x86_64 rhel-8.3 gcc-12 x86_64 rhel-8.3-rust clang-18 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 5053/23811] drivers/platform/x86/.tmp_intel_atomisp2_pm.o: warning: objtool: missing symbol for section .init.text
by kernel test robot 01 Oct '24

01 Oct '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 5c63bd0fa5e86474d30ecd06d67f2393de081434 commit: 1073f9d006321689fb82bdac7b7af58e8617f128 [5053/23811] platform/x86: Add Intel AtomISP2 dummy / power-management driver config: x86_64-buildonly-randconfig-004-20240923 (https://download.01.org/0day-ci/archive/20241001/202410010410.oqbogdcw-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/20241001/202410010410.oqbogdcw-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/202410010410.oqbogdcw-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from drivers/platform/x86/intel_atomisp2_pm.c:15: include/linux/module.h:140:14: warning: 'cleanup_module' specifies less restrictive attribute than its target 'isp_pci_driver_exit': 'cold' [-Wmissing-attributes] 140 | void cleanup_module(void) __attribute__((alias(#exitfn))); | ^~~~~~~~~~~~~~ include/linux/device.h:1637:1: note: in expansion of macro 'module_exit' 1637 | module_exit(__driver##_exit); | ^~~~~~~~~~~ include/linux/pci.h:1335:9: note: in expansion of macro 'module_driver' 1335 | module_driver(__pci_driver, pci_register_driver, pci_unregister_driver) | ^~~~~~~~~~~~~ drivers/platform/x86/intel_atomisp2_pm.c:115:1: note: in expansion of macro 'module_pci_driver' 115 | module_pci_driver(isp_pci_driver); | ^~~~~~~~~~~~~~~~~ In file included from include/linux/pci.h:32, from drivers/platform/x86/intel_atomisp2_pm.c:17: drivers/platform/x86/intel_atomisp2_pm.c:115:19: note: 'cleanup_module' target declared here 115 | module_pci_driver(isp_pci_driver); | ^~~~~~~~~~~~~~ include/linux/device.h:1633:20: note: in definition of macro 'module_driver' 1633 | static void __exit __driver##_exit(void) \ | ^~~~~~~~ drivers/platform/x86/intel_atomisp2_pm.c:115:1: note: in expansion of macro 'module_pci_driver' 115 | module_pci_driver(isp_pci_driver); | ^~~~~~~~~~~~~~~~~ include/linux/module.h:134:13: warning: 'init_module' specifies less restrictive attribute than its target 'isp_pci_driver_init': 'cold' [-Wmissing-attributes] 134 | int init_module(void) __attribute__((alias(#initfn))); | ^~~~~~~~~~~ include/linux/device.h:1632:1: note: in expansion of macro 'module_init' 1632 | module_init(__driver##_init); \ | ^~~~~~~~~~~ include/linux/pci.h:1335:9: note: in expansion of macro 'module_driver' 1335 | module_driver(__pci_driver, pci_register_driver, pci_unregister_driver) | ^~~~~~~~~~~~~ drivers/platform/x86/intel_atomisp2_pm.c:115:1: note: in expansion of macro 'module_pci_driver' 115 | module_pci_driver(isp_pci_driver); | ^~~~~~~~~~~~~~~~~ drivers/platform/x86/intel_atomisp2_pm.c:115:19: note: 'init_module' target declared here 115 | module_pci_driver(isp_pci_driver); | ^~~~~~~~~~~~~~ include/linux/device.h:1628:19: note: in definition of macro 'module_driver' 1628 | static int __init __driver##_init(void) \ | ^~~~~~~~ drivers/platform/x86/intel_atomisp2_pm.c:115:1: note: in expansion of macro 'module_pci_driver' 115 | module_pci_driver(isp_pci_driver); | ^~~~~~~~~~~~~~~~~ >> drivers/platform/x86/.tmp_intel_atomisp2_pm.o: warning: objtool: missing symbol for section .init.text -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 16561/23811] mm/pin_mem.c:844:63: error: lvalue required as unary '&' operand
by kernel test robot 30 Sep '24

30 Sep '24

Hi Jingxian, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 5c63bd0fa5e86474d30ecd06d67f2393de081434 commit: 1a378b87531ea80e7847bf0105adedff28a73080 [16561/23811] mm: add pin memory method for checkpoint add restore config: arm64-randconfig-004-20240930 (https://download.01.org/0day-ci/archive/20240930/202409302301.ZKaIRM0E-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240930/202409302301.ZKaIRM0E-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/202409302301.ZKaIRM0E-lkp@intel.com/ All errors (new ones prefixed by >>): mm/pin_mem.c:171:6: warning: no previous prototype for 'reserve_page_from_buddy' [-Wmissing-prototypes] 171 | void reserve_page_from_buddy(unsigned long nr_pages, struct page *page) | ^~~~~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:254:6: warning: no previous prototype for 'free_user_map_pages' [-Wmissing-prototypes] 254 | void free_user_map_pages(unsigned int pid_index, unsigned int entry_index, unsigned int page_index) | ^~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:311:6: warning: no previous prototype for 'check_redirect_end_valid' [-Wmissing-prototypes] 311 | bool check_redirect_end_valid(struct redirect_info *redirect_start, | ^~~~~~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:392:5: warning: no previous prototype for 'calculate_pin_mem_digest' [-Wmissing-prototypes] 392 | int calculate_pin_mem_digest(struct pin_mem_dump_info *pmdi, char *digest) | ^~~~~~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:481:5: warning: no previous prototype for 'collect_pmd_huge_pages' [-Wmissing-prototypes] 481 | int collect_pmd_huge_pages(struct task_struct *task, | ^~~~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:544:5: warning: no previous prototype for 'collect_normal_pages' [-Wmissing-prototypes] 544 | int collect_normal_pages(struct task_struct *task, | ^~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c: In function 'collect_normal_pages': mm/pin_mem.c:549:26: warning: variable 'nr_pages' set but not used [-Wunused-but-set-variable] 549 | unsigned long i, nr_pages; | ^~~~~~~~ mm/pin_mem.c: At top level: mm/pin_mem.c:610:6: warning: no previous prototype for 'free_pin_pages' [-Wmissing-prototypes] 610 | void free_pin_pages(struct page_map_entry *pme) | ^~~~~~~~~~~~~~ mm/pin_mem.c:770:12: warning: no previous prototype for 'remap_normal_pages' [-Wmissing-prototypes] 770 | vm_fault_t remap_normal_pages(struct mm_struct *mm, struct vm_area_struct *vma, | ^~~~~~~~~~~~~~~~~~ mm/pin_mem.c: In function 'get_hugepage_gfpmask': >> mm/pin_mem.c:844:63: error: lvalue required as unary '&' operand 844 | if (test_bit(TRANSPARENT_HUGEPAGE_DEFRAG_DIRECT_FLAG, &transparent_hugepage_flags)) | ^ mm/pin_mem.c:846:63: error: lvalue required as unary '&' operand 846 | if (test_bit(TRANSPARENT_HUGEPAGE_DEFRAG_KSWAPD_FLAG, &transparent_hugepage_flags)) | ^ mm/pin_mem.c:848:71: error: lvalue required as unary '&' operand 848 | if (test_bit(TRANSPARENT_HUGEPAGE_DEFRAG_KSWAPD_OR_MADV_FLAG, &transparent_hugepage_flags)) | ^ mm/pin_mem.c:851:65: error: lvalue required as unary '&' operand 851 | if (test_bit(TRANSPARENT_HUGEPAGE_DEFRAG_REQ_MADV_FLAG, &transparent_hugepage_flags)) | ^ mm/pin_mem.c: At top level: mm/pin_mem.c:857:12: warning: no previous prototype for 'remap_huge_pmd_pages' [-Wmissing-prototypes] 857 | vm_fault_t remap_huge_pmd_pages(struct mm_struct *mm, struct vm_area_struct *vma, | ^~~~~~~~~~~~~~~~~~~~ vim +844 mm/pin_mem.c 839 840 static inline gfp_t get_hugepage_gfpmask(struct vm_area_struct *vma) 841 { 842 const bool vma_madvised = !!(vma->vm_flags & VM_HUGEPAGE); 843 > 844 if (test_bit(TRANSPARENT_HUGEPAGE_DEFRAG_DIRECT_FLAG, &transparent_hugepage_flags)) 845 return GFP_TRANSHUGE | (vma_madvised ? 0 : __GFP_NORETRY); 846 if (test_bit(TRANSPARENT_HUGEPAGE_DEFRAG_KSWAPD_FLAG, &transparent_hugepage_flags)) 847 return GFP_TRANSHUGE_LIGHT | __GFP_KSWAPD_RECLAIM; 848 if (test_bit(TRANSPARENT_HUGEPAGE_DEFRAG_KSWAPD_OR_MADV_FLAG, &transparent_hugepage_flags)) 849 return GFP_TRANSHUGE_LIGHT | (vma_madvised ? __GFP_DIRECT_RECLAIM : 850 __GFP_KSWAPD_RECLAIM); 851 if (test_bit(TRANSPARENT_HUGEPAGE_DEFRAG_REQ_MADV_FLAG, &transparent_hugepage_flags)) 852 return GFP_TRANSHUGE_LIGHT | (vma_madvised ? __GFP_DIRECT_RECLAIM : 853 0); 854 return GFP_TRANSHUGE_LIGHT; 855 } 856 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS] BUILD REGRESSION 5c63bd0fa5e86474d30ecd06d67f2393de081434
by kernel test robot 30 Sep '24

30 Sep '24

tree/branch: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS branch HEAD: 5c63bd0fa5e86474d30ecd06d67f2393de081434 !11918 dhugetlb: make spin_lock irq save Error/Warning ids grouped by kconfigs: recent_errors |-- arm64-allmodconfig | |-- block-blk-io-hierarchy-iodump.c:warning:no-previous-prototype-for-__bio_stage_hierarchy_start | `-- include-linux-thread_info.h:warning:b-may-be-used-uninitialized |-- arm64-allnoconfig | `-- kernel-sched-core.c:error:implicit-declaration-of-function-init_auto_affinity |-- arm64-randconfig-002-20240930 | |-- arch-arm64-mm-init.c:error:mem_sleep_current-undeclared-(first-use-in-this-function) | |-- arch-arm64-mm-init.c:error:pmu_nmi_enable-undeclared-(first-use-in-this-function) | |-- drivers-clocksource-arm_arch_timer.c:error:hisi_161010101_read_cntvct_el0-undeclared-(first-use-in-this-function) | |-- drivers-misc-uacce-uacce.c:error:implicit-declaration-of-function-module_refcount | |-- include-linux-kern_levels.h:warning:format-lx-expects-argument-of-type-long-unsigned-int-but-argument-has-type-const-long-unsigned-int | |-- include-linux-kern_levels.h:warning:format-p-expects-a-matching-void-argument | |-- include-linux-kern_levels.h:warning:format-p-expects-argument-of-type-void-but-argument-has-type-int | |-- mm-share_pool.c:error:HUGETLB_ALLOC_BUDDY-undeclared-(first-use-in-this-function) | |-- mm-share_pool.c:error:HUGETLB_ALLOC_NONE-undeclared-(first-use-in-this-function) | |-- mm-share_pool.c:error:implicit-declaration-of-function-huge_add_to_page_cache | |-- mm-share_pool.c:error:implicit-declaration-of-function-huge_pte_none | |-- mm-share_pool.c:error:implicit-declaration-of-function-huge_ptep_get | |-- mm-share_pool.c:error:implicit-declaration-of-function-hugetlb_alloc_hugepage | |-- mm-share_pool.c:error:implicit-declaration-of-function-hugetlb_count_add | |-- mm-share_pool.c:error:implicit-declaration-of-function-set_huge_pte_at | `-- mm-share_pool.c:error:invalid-initializer |-- arm64-randconfig-003-20240930 | |-- arch-arm64-mm-init.c:error:mem_sleep_current-undeclared-(first-use-in-this-function) | `-- arch-arm64-mm-init.c:error:pmu_nmi_enable-undeclared-(first-use-in-this-function) |-- arm64-randconfig-004-20240930 | |-- arch-arm64-mm-init.c:error:mem_sleep_current-undeclared-(first-use-in-this-function) | |-- drivers-nvme-host-core.c:error:compat_uptr_t-undeclared-(first-use-in-this-function) | |-- drivers-nvme-host-core.c:error:expected-before-ptrval | `-- mm-pin_mem.c:error:lvalue-required-as-unary-operand |-- x86_64-allnoconfig | `-- mm-memory.c:error:implicit-declaration-of-function-hugetlb_insert_hugepage_pte_by_pa-Werror-Wimplicit-function-declaration |-- x86_64-allyesconfig | |-- block-blk-io-hierarchy-iodump.c:warning:no-previous-prototype-for-function-__bio_stage_hierarchy_start | `-- drivers-net-ethernet-stmicro-stmmac-dwmac-phytium.c:error:incompatible-pointer-to-integer-conversion-returning-void-from-a-function-with-result-type-int |-- x86_64-buildonly-randconfig-001-20240930 | `-- kernel-sched-core.c:error:implicit-declaration-of-function-init_auto_affinity |-- x86_64-buildonly-randconfig-002-20240930 | `-- mm-memory.c:error:implicit-declaration-of-function-hugetlb_insert_hugepage_pte_by_pa-Werror-Wimplicit-function-declaration |-- x86_64-buildonly-randconfig-004-20240930 | |-- drivers-misc-uacce-uacce.c:error:implicit-declaration-of-function-module_refcount | |-- drivers-pci-hotplug-pciehp_core.o:warning:objtool:missing-symbol-for-section-.init.text | `-- kernel-sched-core.c:error:implicit-declaration-of-function-init_auto_affinity |-- x86_64-buildonly-randconfig-005-20240930 | |-- arch-x86-power-.tmp_cpu.o:warning:objtool:missing-symbol-for-section-.exit.text | `-- mm-memory.c:error:implicit-declaration-of-function-hugetlb_insert_hugepage_pte_by_pa-Werror-Wimplicit-function-declaration |-- x86_64-buildonly-randconfig-006-20240930 | |-- fs-gfs2-bmap.c:warning:lblock-may-be-used-uninitialized | `-- net-ax25-ax25_dev.o:warning:objtool:missing-symbol-for-section-.exit.text |-- x86_64-kexec | `-- mm-memory.c:error:implicit-declaration-of-function-hugetlb_insert_hugepage_pte_by_pa-Werror-Wimplicit-function-declaration |-- x86_64-randconfig-001-20240930 | `-- kernel-sched-core.c:error:implicit-declaration-of-function-init_auto_affinity |-- x86_64-randconfig-006-20240930 | `-- mm-memory.c:error:implicit-declaration-of-function-hugetlb_insert_hugepage_pte_by_pa-Werror-Wimplicit-function-declaration |-- x86_64-randconfig-011-20240930 | `-- mm-memory.c:error:implicit-declaration-of-function-hugetlb_insert_hugepage_pte_by_pa-Werror-Wimplicit-function-declaration |-- x86_64-randconfig-016-20240930 | `-- mm-memory.c:error:implicit-declaration-of-function-hugetlb_insert_hugepage_pte_by_pa-Werror-Wimplicit-function-declaration `-- x86_64-randconfig-075-20240930 `-- mm-memory.c:error:implicit-declaration-of-function-hugetlb_insert_hugepage_pte_by_pa-Werror-Wimplicit-function-declaration elapsed time: 724m configs tested: 36 configs skipped: 128 tested configs: arm64 allmodconfig gcc-14.1.0 arm64 allnoconfig gcc-14.1.0 arm64 randconfig-001-20240930 gcc-14.1.0 arm64 randconfig-002-20240930 gcc-14.1.0 arm64 randconfig-003-20240930 gcc-14.1.0 arm64 randconfig-004-20240930 gcc-14.1.0 x86_64 allnoconfig clang-18 x86_64 allyesconfig clang-18 x86_64 buildonly-randconfig-001-20240930 gcc-12 x86_64 buildonly-randconfig-002-20240930 clang-18 x86_64 buildonly-randconfig-003-20240930 gcc-12 x86_64 buildonly-randconfig-004-20240930 gcc-12 x86_64 buildonly-randconfig-005-20240930 clang-18 x86_64 buildonly-randconfig-006-20240930 gcc-12 x86_64 defconfig gcc-11 x86_64 kexec clang-18 x86_64 randconfig-001-20240930 gcc-12 x86_64 randconfig-002-20240930 clang-18 x86_64 randconfig-003-20240930 clang-18 x86_64 randconfig-004-20240930 clang-18 x86_64 randconfig-005-20240930 gcc-12 x86_64 randconfig-006-20240930 clang-18 x86_64 randconfig-011-20240930 clang-18 x86_64 randconfig-012-20240930 gcc-11 x86_64 randconfig-013-20240930 gcc-11 x86_64 randconfig-014-20240930 gcc-12 x86_64 randconfig-015-20240930 clang-18 x86_64 randconfig-016-20240930 clang-18 x86_64 randconfig-071-20240930 clang-18 x86_64 randconfig-072-20240930 gcc-12 x86_64 randconfig-073-20240930 clang-18 x86_64 randconfig-074-20240930 gcc-12 x86_64 randconfig-075-20240930 clang-18 x86_64 randconfig-076-20240930 gcc-12 x86_64 rhel-8.3 gcc-12 x86_64 rhel-8.3-rust clang-18 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 7330/14264] drivers/net/ethernet/mucse/rnpgbe/rnpgbe_sriov.c:301:13: warning: 'check_ari_mode' defined but not used
by kernel test robot 30 Sep '24

30 Sep '24

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: c594039dbf93789c67e3d7fe031bada7b7fc8aae commit: f27f159f8a8867f846422bb8f1e0f01ff1803bf0 [7330/14264] RNPGBE: NET: Fix wanrings config: loongarch-randconfig-001-20240930 (https://download.01.org/0day-ci/archive/20240930/202409301900.jvcSphIC-lkp@…) compiler: loongarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240930/202409301900.jvcSphIC-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/202409301900.jvcSphIC-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/net/ethernet/mucse/rnpgbe/rnpgbe_sriov.c:301:13: warning: 'check_ari_mode' defined but not used [-Wunused-function] 301 | static bool check_ari_mode(struct pci_dev *dev) | ^~~~~~~~~~~~~~ vim +/check_ari_mode +301 drivers/net/ethernet/mucse/rnpgbe/rnpgbe_sriov.c 300 > 301 static bool check_ari_mode(struct pci_dev *dev) 302 { 303 struct pci_bus *bus = dev->bus; 304 305 return bus->self && bus->self->ari_enabled; 306 } 307 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[PATCH openEuler-1.0-LTS] rtmutex: Drop rt_mutex::wait_lock before scheduling
by Xiongfeng Wang 30 Sep '24

30 Sep '24

From: Roland Xu <mu001999(a)outlook.com> stable inclusion from stable-v4.19.322 commit 432efdbe7da5ecfcbc0c2180cfdbab1441752a38 category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/IAU9M4 CVE: CVE-2024-46829 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- commit d33d26036a0274b472299d7dcdaa5fb34329f91b upstream. rt_mutex_handle_deadlock() is called with rt_mutex::wait_lock held. In the good case it returns with the lock held and in the deadlock case it emits a warning and goes into an endless scheduling loop with the lock held, which triggers the 'scheduling in atomic' warning. Unlock rt_mutex::wait_lock in the dead lock case before issuing the warning and dropping into the schedule for ever loop. [ tglx: Moved unlock before the WARN(), removed the pointless comment, massaged changelog, added Fixes tag ] Fixes: 3d5c9340d194 ("rtmutex: Handle deadlock detection smarter") Signed-off-by: Roland Xu <mu001999(a)outlook.com> Signed-off-by: Thomas Gleixner <tglx(a)linutronix.de> Cc: stable(a)vger.kernel.org Link: https://lore.kernel.org/all/ME0P300MB063599BEF0743B8FA339C2CECC802@ME0P300M… Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Signed-off-by: Xiongfeng Wang <wangxiongfeng2(a)huawei.com> --- kernel/locking/rtmutex.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/kernel/locking/rtmutex.c b/kernel/locking/rtmutex.c index 861e14ce1956..dffa14dee033 100644 --- a/kernel/locking/rtmutex.c +++ b/kernel/locking/rtmutex.c @@ -1241,6 +1241,7 @@ __rt_mutex_slowlock(struct rt_mutex *lock, int state, } static void rt_mutex_handle_deadlock(int res, int detect_deadlock, + struct rt_mutex *lock, struct rt_mutex_waiter *w) { /* @@ -1250,6 +1251,7 @@ static void rt_mutex_handle_deadlock(int res, int detect_deadlock, if (res != -EDEADLOCK || detect_deadlock) return; + raw_spin_unlock_irq(&lock->wait_lock); /* * Yell lowdly and stop the task right here. */ @@ -1305,7 +1307,7 @@ rt_mutex_slowlock(struct rt_mutex *lock, int state, if (unlikely(ret)) { __set_current_state(TASK_RUNNING); remove_waiter(lock, &waiter); - rt_mutex_handle_deadlock(ret, chwalk, &waiter); + rt_mutex_handle_deadlock(ret, chwalk, lock, &waiter); } /* -- 2.20.1

2 1

[PATCH OLK-5.10] rtmutex: Drop rt_mutex::wait_lock before scheduling
by Xiongfeng Wang 30 Sep '24

30 Sep '24

From: Roland Xu <mu001999(a)outlook.com> stable inclusion from stable-v5.10.226 commit 1401da1486dc1cdbef6025fd74a3977df3a3e5d0 category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/IAU9M4 CVE: CVE-2024-46829 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- commit d33d26036a0274b472299d7dcdaa5fb34329f91b upstream. rt_mutex_handle_deadlock() is called with rt_mutex::wait_lock held. In the good case it returns with the lock held and in the deadlock case it emits a warning and goes into an endless scheduling loop with the lock held, which triggers the 'scheduling in atomic' warning. Unlock rt_mutex::wait_lock in the dead lock case before issuing the warning and dropping into the schedule for ever loop. [ tglx: Moved unlock before the WARN(), removed the pointless comment, massaged changelog, added Fixes tag ] Fixes: 3d5c9340d194 ("rtmutex: Handle deadlock detection smarter") Signed-off-by: Roland Xu <mu001999(a)outlook.com> Signed-off-by: Thomas Gleixner <tglx(a)linutronix.de> Cc: stable(a)vger.kernel.org Link: https://lore.kernel.org/all/ME0P300MB063599BEF0743B8FA339C2CECC802@ME0P300M… Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Signed-off-by: Xiongfeng Wang <wangxiongfeng2(a)huawei.com> --- kernel/locking/rtmutex.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/kernel/locking/rtmutex.c b/kernel/locking/rtmutex.c index 9d24d2263a863..b909b559a36f4 100644 --- a/kernel/locking/rtmutex.c +++ b/kernel/locking/rtmutex.c @@ -1220,6 +1220,7 @@ __rt_mutex_slowlock(struct rt_mutex *lock, int state, } static void rt_mutex_handle_deadlock(int res, int detect_deadlock, + struct rt_mutex *lock, struct rt_mutex_waiter *w) { /* @@ -1229,6 +1230,7 @@ static void rt_mutex_handle_deadlock(int res, int detect_deadlock, if (res != -EDEADLOCK || detect_deadlock) return; + raw_spin_unlock_irq(&lock->wait_lock); /* * Yell lowdly and stop the task right here. */ @@ -1284,7 +1286,7 @@ rt_mutex_slowlock(struct rt_mutex *lock, int state, if (unlikely(ret)) { __set_current_state(TASK_RUNNING); remove_waiter(lock, &waiter); - rt_mutex_handle_deadlock(ret, chwalk, &waiter); + rt_mutex_handle_deadlock(ret, chwalk, lock, &waiter); } /* -- 2.20.1

2 1

[PATCH openEuler-22.03-LTS-SP1] rtmutex: Drop rt_mutex::wait_lock before scheduling
by Xiongfeng Wang 30 Sep '24

30 Sep '24

From: Roland Xu <mu001999(a)outlook.com> stable inclusion from stable-v5.10.226 commit 1401da1486dc1cdbef6025fd74a3977df3a3e5d0 category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/IAU9M4 CVE: CVE-2024-46829 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- commit d33d26036a0274b472299d7dcdaa5fb34329f91b upstream. rt_mutex_handle_deadlock() is called with rt_mutex::wait_lock held. In the good case it returns with the lock held and in the deadlock case it emits a warning and goes into an endless scheduling loop with the lock held, which triggers the 'scheduling in atomic' warning. Unlock rt_mutex::wait_lock in the dead lock case before issuing the warning and dropping into the schedule for ever loop. [ tglx: Moved unlock before the WARN(), removed the pointless comment, massaged changelog, added Fixes tag ] Fixes: 3d5c9340d194 ("rtmutex: Handle deadlock detection smarter") Signed-off-by: Roland Xu <mu001999(a)outlook.com> Signed-off-by: Thomas Gleixner <tglx(a)linutronix.de> Cc: stable(a)vger.kernel.org Link: https://lore.kernel.org/all/ME0P300MB063599BEF0743B8FA339C2CECC802@ME0P300M… Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Signed-off-by: Xiongfeng Wang <wangxiongfeng2(a)huawei.com> --- kernel/locking/rtmutex.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/kernel/locking/rtmutex.c b/kernel/locking/rtmutex.c index a82d1176e7c6a..7bce39e7fec0e 100644 --- a/kernel/locking/rtmutex.c +++ b/kernel/locking/rtmutex.c @@ -1184,6 +1184,7 @@ __rt_mutex_slowlock(struct rt_mutex *lock, int state, } static void rt_mutex_handle_deadlock(int res, int detect_deadlock, + struct rt_mutex *lock, struct rt_mutex_waiter *w) { /* @@ -1193,6 +1194,7 @@ static void rt_mutex_handle_deadlock(int res, int detect_deadlock, if (res != -EDEADLOCK || detect_deadlock) return; + raw_spin_unlock_irq(&lock->wait_lock); /* * Yell lowdly and stop the task right here. */ @@ -1248,7 +1250,7 @@ rt_mutex_slowlock(struct rt_mutex *lock, int state, if (unlikely(ret)) { __set_current_state(TASK_RUNNING); remove_waiter(lock, &waiter); - rt_mutex_handle_deadlock(ret, chwalk, &waiter); + rt_mutex_handle_deadlock(ret, chwalk, lock, &waiter); } /* -- 2.20.1

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[PATCH OLK-6.6] rtmutex: Drop rt_mutex::wait_lock before scheduling
by Xiongfeng Wang 30 Sep '24

30 Sep '24

From: Roland Xu <mu001999(a)outlook.com> stable inclusion from stable-v6.6.51 commit 85f03ca98e07cd0786738b56ae73740bce0ac27f category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/IAU9M4 CVE: CVE-2024-46829 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- commit d33d26036a0274b472299d7dcdaa5fb34329f91b upstream. rt_mutex_handle_deadlock() is called with rt_mutex::wait_lock held. In the good case it returns with the lock held and in the deadlock case it emits a warning and goes into an endless scheduling loop with the lock held, which triggers the 'scheduling in atomic' warning. Unlock rt_mutex::wait_lock in the dead lock case before issuing the warning and dropping into the schedule for ever loop. [ tglx: Moved unlock before the WARN(), removed the pointless comment, massaged changelog, added Fixes tag ] Fixes: 3d5c9340d194 ("rtmutex: Handle deadlock detection smarter") Signed-off-by: Roland Xu <mu001999(a)outlook.com> Signed-off-by: Thomas Gleixner <tglx(a)linutronix.de> Cc: stable(a)vger.kernel.org Link: https://lore.kernel.org/all/ME0P300MB063599BEF0743B8FA339C2CECC802@ME0P300M… Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Signed-off-by: Xiongfeng Wang <wangxiongfeng2(a)huawei.com> --- kernel/locking/rtmutex.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/kernel/locking/rtmutex.c b/kernel/locking/rtmutex.c index 21db0df0eb00..bf3a28ee7d8f 100644 --- a/kernel/locking/rtmutex.c +++ b/kernel/locking/rtmutex.c @@ -1624,6 +1624,7 @@ static int __sched rt_mutex_slowlock_block(struct rt_mutex_base *lock, } static void __sched rt_mutex_handle_deadlock(int res, int detect_deadlock, + struct rt_mutex_base *lock, struct rt_mutex_waiter *w) { /* @@ -1636,10 +1637,10 @@ static void __sched rt_mutex_handle_deadlock(int res, int detect_deadlock, if (build_ww_mutex() && w->ww_ctx) return; - /* - * Yell loudly and stop the task right here. - */ + raw_spin_unlock_irq(&lock->wait_lock); + WARN(1, "rtmutex deadlock detected\n"); + while (1) { set_current_state(TASK_INTERRUPTIBLE); schedule(); @@ -1693,7 +1694,7 @@ static int __sched __rt_mutex_slowlock(struct rt_mutex_base *lock, } else { __set_current_state(TASK_RUNNING); remove_waiter(lock, waiter); - rt_mutex_handle_deadlock(ret, chwalk, waiter); + rt_mutex_handle_deadlock(ret, chwalk, lock, waiter); } /* -- 2.20.1

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