tree/branch: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS branch HEAD: 98beb6bc5000f977169e4f633e450f4e3e9d84d1 !13959 fs: Fix uninitialized value issue in from_kuid and from_kgid

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

https://lore.kernel.org/oe-kbuild-all/202412041458.vwP2M34t-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202412041541.cTSYXphC-lkp@intel.com https://lore.kernel.org/oe-kbuild-all/202412041542.hMfB2LmU-lkp@intel.com

arch/arm64/include/asm/atomic_lse.h:458:9: warning: array subscript 'long unsigned int[2]' is partly outside array bounds of 'struct sk_buff_head[1]' [-Warray-bounds=] arch/x86/events/zhaoxin/core.c:507:12: error: redefinition of 'zhaoxin_pmu_init' block/blk-io-hierarchy/debugfs.c:96:9: error: implicit declaration of function 'hierarchy_show_slow_io'; did you mean 'hierarchy_account_slow_io'? [-Werror=implicit-function-declaration] drivers/gpio/gpio-phytium-platform.c:30:36: warning: 'phytium_gpio_acpi_match' defined but not used [-Wunused-const-variable=] drivers/iommu/arm-smmu-v3.c:211:55: error: 'CONFIG_CMA_ALIGNMENT' undeclared (first use in this function); did you mean 'CONFIG_CMDLINE'? drivers/nfc/st-nci/i2c.c:295:34: warning: 'of_st_nci_i2c_match' defined but not used [-Wunused-const-variable=] drivers/nvme/host/core.c:1163:27: error: 'compat_uptr_t' undeclared (first use in this function); did you mean 'compat_time_t'? drivers/tty/serial/sc16is7xx.c:1501:1: warning: label 'err_i2c' defined but not used [-Wunused-label] fs/ocfs2/alloc.c:2087:28: warning: array subscript idx is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] fs/ocfs2/alloc.c:3889:23: warning: array subscript ret is outside array bounds of 'struct ocfs2_extent_rec[0]' [-Warray-bounds=] fs/ocfs2/alloc.c:5851:47: warning: array subscript tail_index is outside array bounds of 'struct ocfs2_truncate_rec[0]' [-Warray-bounds=] fs/ocfs2/xattr.c:1669:25: warning: array subscript count is outside array bounds of 'struct ocfs2_xattr_entry[0]' [-Warray-bounds=] include/linux/kernel.h:871:9: error: first argument to '__builtin_choose_expr' not a constant ld: super.c:(.init.text+0x1a8): undefined reference to `__netlink_kernel_create' ld: super.c:(.text+0x1388): undefined reference to `kfree_skb' ld: super.c:(.text+0x13b5): undefined reference to `__nlmsg_put' ld: super.c:(.text+0x1418): undefined reference to `netlink_broadcast' net/ipv4/route.c:1027:37: warning: array subscript 0 is outside array bounds of 'struct fib_nh[0]' [-Warray-bounds=] sound/soc/codecs/88pm860x-codec.c:536:38: warning: 'pcm_switch_controls' defined but not used [-Wunused-const-variable=] sound/soc/codecs/88pm860x-codec.c:563:38: warning: 'aif1_mux' defined but not used [-Wunused-const-variable=] super.c:(.exit.text+0x75): undefined reference to `netlink_kernel_release' super.c:(.init.text+0x1a3): undefined reference to `init_net' super.c:(.text+0x135a): undefined reference to `__alloc_skb'

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

drivers/scsi/ufs/ufs-qcom.c:1665: error: Cannot parse struct or union!

Error/Warning ids grouped by kconfigs:

recent_errors |-- arm64-randconfig-001 | `-- drivers-nvme-host-core.c:error:expected-before-ptrval |-- arm64-randconfig-002 | |-- arch-arm64-include-asm-atomic_lse.h:warning:array-subscript-long-unsigned-int-is-partly-outside-array-bounds-of-struct-sk_buff_head | |-- arch-arm64-include-asm-irqflags.h:warning:flags-may-be-used-uninitialized | |-- drivers-nvme-host-core.c:error:compat_uptr_t-undeclared-(first-use-in-this-function) | |-- drivers-nvme-host-core.c:error:expected-before-ptrval | |-- fs-ocfs2-alloc.c:warning:array-subscript-idx-is-outside-array-bounds-of-struct-ocfs2_extent_rec | |-- fs-ocfs2-alloc.c:warning:array-subscript-ret-is-outside-array-bounds-of-struct-ocfs2_extent_rec | |-- fs-ocfs2-alloc.c:warning:array-subscript-tail_index-is-outside-array-bounds-of-struct-ocfs2_truncate_rec | |-- fs-ocfs2-xattr.c:warning:array-subscript-count-is-outside-array-bounds-of-struct-ocfs2_xattr_entry | `-- net-ipv4-route.c:warning:array-subscript-is-outside-array-bounds-of-struct-fib_nh |-- arm64-randconfig-003 | |-- block-blk-io-hierarchy-debugfs.c:error:implicit-declaration-of-function-hierarchy_show_slow_io | |-- drivers-gpio-gpio-phytium-platform.c:warning:phytium_gpio_acpi_match-defined-but-not-used | |-- drivers-iommu-arm-smmu-v3.c:error:CONFIG_CMA_ALIGNMENT-undeclared-(first-use-in-this-function) | |-- drivers-tty-serial-sc16is7xx.c:warning:label-err_i2c-defined-but-not-used | `-- include-linux-kernel.h:error:first-argument-to-__builtin_choose_expr-not-a-constant |-- arm64-randconfig-004 | |-- drivers-scsi-ufs-ufs-qcom.c:error:Cannot-parse-struct-or-union | |-- sound-soc-codecs-88pm86-codec.c:warning:aif1_mux-defined-but-not-used | `-- sound-soc-codecs-88pm86-codec.c:warning:pcm_switch_controls-defined-but-not-used |-- x86_64-buildonly-randconfig-001 | |-- ld:super.c:(.init.text):undefined-reference-to-__netlink_kernel_create | |-- ld:super.c:(.text):undefined-reference-to-__nlmsg_put | |-- ld:super.c:(.text):undefined-reference-to-kfree_skb | |-- ld:super.c:(.text):undefined-reference-to-netlink_broadcast | |-- super.c:(.exit.text):undefined-reference-to-netlink_kernel_release | |-- super.c:(.init.text):undefined-reference-to-init_net | `-- super.c:(.text):undefined-reference-to-__alloc_skb |-- x86_64-buildonly-randconfig-003-20240710 | `-- arch-x86-mm-dump_pagetables.o:warning:objtool:missing-symbol-for-section-.text |-- x86_64-buildonly-randconfig-004-20240717 | `-- drivers-gpu-drm-i915-gvt-mmio_context.o:warning:objtool:missing-symbol-for-section-.text |-- x86_64-buildonly-randconfig-005 | `-- drivers-nfc-st-nci-i2c.c:warning:of_st_nci_i2c_match-defined-but-not-used |-- x86_64-buildonly-randconfig-006 | |-- arch-x86-xen-setup.o:warning:objtool:missing-symbol-for-section-.ref.text | |-- kernel-bpf-local_storage.o:warning:objtool:missing-symbol-for-section-.text | |-- 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 |-- x86_64-randconfig-121 | |-- drivers-gpu-drm-drm_debugfs_crc.c:sparse:sparse:incorrect-type-in-initializer-(different-base-types)-expected-restricted-__poll_t-(-poll-)(-...-)-got-unsigned-int-(-)(-...-) | |-- drivers-misc-mei-main.c:sparse:sparse:invalid-assignment: | |-- drivers-misc-mei-main.c:sparse:sparse:restricted-__poll_t-degrades-to-integer | `-- kernel-trace-ring_buffer.c:sparse:sparse:incorrect-type-in-return-expression-(different-base-types)-expected-restricted-__poll_t-got-int |-- x86_64-randconfig-123 | |-- drivers-misc-mei-main.c:sparse:sparse:invalid-assignment: | |-- drivers-misc-mei-main.c:sparse:sparse:restricted-__poll_t-degrades-to-integer | |-- kernel-trace-ring_buffer.c:sparse:sparse:incorrect-type-in-return-expression-(different-base-types)-expected-restricted-__poll_t-got-int | |-- net-tls-tls_main.c:sparse:sparse:incorrect-type-in-assignment-(different-base-types)-expected-restricted-__poll_t-(-static-addressable-assigned-toplevel-poll-)(-...-)-got-unsigned-int-(-)(-...-) | `-- net-tls-tls_sw.c:sparse:sparse:incorrect-type-in-assignment-(different-base-types)-expected-unsigned-int-(-sk_poll-)(-...-)-got-restricted-__poll_t-(-const-poll-)(-...-) `-- x86_64-randconfig-161 `-- arch-x86-events-zhaoxin-core.c:error:redefinition-of-zhaoxin_pmu_init

elapsed time: 725m

configs tested: 12 configs skipped: 94

tested configs: arm64 allmodconfig gcc-14.2.0 arm64 allnoconfig gcc-14.2.0 arm64 randconfig-001 gcc-14.2.0 arm64 randconfig-002 gcc-14.2.0 arm64 randconfig-003 gcc-14.2.0 arm64 randconfig-004 gcc-14.2.0 x86_64 buildonly-randconfig-001 gcc-11 x86_64 buildonly-randconfig-002 clang-19 x86_64 buildonly-randconfig-003 gcc-12 x86_64 buildonly-randconfig-004 gcc-12 x86_64 buildonly-randconfig-005 gcc-12 x86_64 buildonly-randconfig-006 clang-19

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