tree/branch: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS branch HEAD: 22c50245e8025b0c6beee13d0df238987b98e6f8 !12502 svm: fix UAF/Double Free in svm

Error/Warning (recently discovered and may have been fixed):

https://lore.kernel.org/oe-kbuild-all/202410270248.Ne5SK2Qt-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202410270402.9XpA0lvS-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202410270513.RTL2eHIu-lkp@intel.com

arch/arm64/kernel/acpi.c:266:5: warning: no previous prototype for 'acpi_map_cpu' [-Wmissing-prototypes] arch/arm64/kernel/acpi.c:285:5: warning: no previous prototype for 'acpi_unmap_cpu' [-Wmissing-prototypes] drivers/crypto/hisilicon/qm.c:3322: warning: Excess function parameter 'ce' description in 'qm_hw_error_init' drivers/crypto/hisilicon/qm.c:3322: warning: Excess function parameter 'fe' description in 'qm_hw_error_init' drivers/crypto/hisilicon/qm.c:3322: warning: Excess function parameter 'msi' description in 'qm_hw_error_init' drivers/crypto/hisilicon/qm.c:3322: warning: Excess function parameter 'nfe' description in 'qm_hw_error_init' mm/pin_mem.c:228:31: error: 'HUGETLB_PAGE_DTOR' undeclared (first use in this function); did you mean 'HUGETLB_PAGE_ORDER'?

Unverified Error/Warning (likely false positive, kindly check if interested):

drivers/iommu/arm-smmu-v3.c:223:55: error: 'CONFIG_CMA_ALIGNMENT' undeclared (first use in this function); did you mean 'CONFIG_CMDLINE'? drivers/misc/uacce/uacce.c:739:13: error: implicit declaration of function 'module_refcount' [-Werror=implicit-function-declaration] include/linux/kernel.h:875:9: error: first argument to '__builtin_choose_expr' not a constant

Error/Warning ids grouped by kconfigs:

recent_errors |-- arm64-allnoconfig | `-- kernel-sched-core.c:error:implicit-declaration-of-function-tg_update_affinity_domains |-- arm64-randconfig-001-20241027 | |-- drivers-clocksource-arm_arch_timer.c:error:hisi_161010101_read_cntvct_el0-undeclared-(first-use-in-this-function) | |-- drivers-iommu-arm-smmu-v3.c:error:CONFIG_CMA_ALIGNMENT-undeclared-(first-use-in-this-function) | |-- drivers-misc-uacce-uacce.c:error:implicit-declaration-of-function-module_refcount | |-- include-linux-kernel.h:error:first-argument-to-__builtin_choose_expr-not-a-constant | |-- kernel-sched-core.c:error:implicit-declaration-of-function-tg_update_affinity_domains | `-- mm-mem_reliable.c:warning:zero-defined-but-not-used |-- arm64-randconfig-002-20241026 | |-- arch-arm64-kernel-acpi.c:warning:no-previous-prototype-for-acpi_map_cpu | |-- arch-arm64-kernel-acpi.c:warning:no-previous-prototype-for-acpi_unmap_cpu | |-- drivers-crypto-hisilicon-qm.c:warning:Excess-function-parameter-ce-description-in-qm_hw_error_init | |-- drivers-crypto-hisilicon-qm.c:warning:Excess-function-parameter-fe-description-in-qm_hw_error_init | |-- drivers-crypto-hisilicon-qm.c:warning:Excess-function-parameter-msi-description-in-qm_hw_error_init | `-- drivers-crypto-hisilicon-qm.c:warning:Excess-function-parameter-nfe-description-in-qm_hw_error_init |-- arm64-randconfig-002-20241027 | |-- drivers-clocksource-arm_arch_timer.c:error:hisi_161010101_read_cntvct_el0-undeclared-(first-use-in-this-function) | `-- mm-pin_mem.c:error:HUGETLB_PAGE_DTOR-undeclared-(first-use-in-this-function) |-- arm64-randconfig-003-20241027 | |-- drivers-clocksource-arm_arch_timer.c:error:hisi_161010101_read_cntvct_el0-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 |-- arm64-randconfig-004-20241027 | `-- arch-arm64-kernel-cpufeature.c:error:a32_elf_hwcap2-undeclared-(first-use-in-this-function) |-- x86_64-allyesconfig | `-- 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-001-20241027 | `-- drivers-char-ipmi-ipmi_si_intf.o:warning:objtool:missing-symbol-for-section-.init.text |-- x86_64-buildonly-randconfig-002-20241027 | `-- include-asm-generic-bug.h:warning:mcu_ctrl-may-be-used-uninitialized |-- x86_64-buildonly-randconfig-003-20241027 | `-- include-asm-generic-bug.h:warning:mcu_ctrl-may-be-used-uninitialized |-- x86_64-buildonly-randconfig-005-20241027 | |-- kernel-sched-core.c:error:implicit-declaration-of-function-init_auto_affinity-Werror-Wimplicit-function-declaration | |-- kernel-sched-core.c:error:implicit-declaration-of-function-tg_update_affinity_domains-Werror-Wimplicit-function-declaration | `-- kernel-sched-core.c:error:use-of-undeclared-identifier-root_task_group |-- x86_64-buildonly-randconfig-006-20241027 | |-- arch-x86-kernel-cpu-mce-apei.o:warning:objtool:missing-symbol-for-section-.text | |-- drivers-misc-uacce-uacce.c:error:implicit-declaration-of-function-module_refcount | `-- drivers-soundwire-bus_type.o:warning:objtool:missing-symbol-for-section-.init.text `-- x86_64-randconfig-001-20241027 |-- drivers-gpu-drm-amd-amdgpu-amdgpu_ids.o:warning:objtool:amdgpu_vmid_grab:unreachable-instruction |-- drivers-md-md.o:warning:objtool:md_seq_show:unreachable-instruction `-- fs-debugfs-file.o:warning:objtool:full_proxy_open:unreachable-instruction

elapsed time: 876m

configs tested: 20 configs skipped: 111

tested configs: arm64 allmodconfig gcc-14.1.0 arm64 allnoconfig gcc-14.1.0 arm64 randconfig-001-20241027 gcc-14.1.0 arm64 randconfig-002-20241027 gcc-14.1.0 arm64 randconfig-003-20241027 gcc-14.1.0 arm64 randconfig-004-20241027 gcc-14.1.0 x86_64 allnoconfig clang-19 x86_64 allyesconfig clang-19 x86_64 buildonly-randconfig-001-20241027 clang-19 x86_64 buildonly-randconfig-002-20241027 gcc-12 x86_64 buildonly-randconfig-003-20241027 gcc-12 x86_64 buildonly-randconfig-004-20241027 gcc-12 x86_64 buildonly-randconfig-005-20241027 clang-19 x86_64 buildonly-randconfig-006-20241027 gcc-12 x86_64 defconfig gcc-11 x86_64 kexec clang-19 x86_64 randconfig-001-20241027 clang-19 x86_64 randconfig-003-20241027 gcc-12 x86_64 randconfig-004-20241027 gcc-12 x86_64 rhel-8.3 gcc-12

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