tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master branch HEAD: 5a4cee98ea757e1a2a1354b497afdf8fafc30a20 Add linux-next specific files for 20210728 Error/Warning reports: https://lore.kernel.org/linux-mm/202107021633.Jpg5O1Qt-lkp@xxxxxxxxx Error/Warning in current branch: ../../drivers/virtio/virtio_ring.c:1277:36: error: 'head_flags' may be used uninitialized in this function [-Werror=maybe-uninitialized] ../../drivers/virtio/virtio_ring.c:578:29: error: 'prev' may be used uninitialized in this function [-Werror=maybe-uninitialized] ./linux/../../../include/linux/vringh.h:50:2: error: unknown type name 'spinlock_t' arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_memfd_secret' [-Wmissing-prototypes] arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_quotactl_fd' [-Wmissing-prototypes] drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_svm.c:1162:22: warning: variable 'bo_va' set but not used [-Wunused-but-set-variable] drivers/gpu/drm/amd/amdgpu/../display/dc/dcn303/dcn303_init.c:12:6: warning: no previous prototype for 'dcn303_hw_sequencer_construct' [-Wmissing-prototypes] drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dcn/dcn_3_0_3_sh_mask.h:7593:111: warning: initialized field overwritten [-Woverride-init] drivers/gpu/drm/tegra/uapi.c:284:5: warning: no previous prototype for 'tegra_drm_ioctl_gem_create' [-Wmissing-prototypes] drivers/gpu/drm/tegra/uapi.c:301:5: warning: no previous prototype for 'tegra_drm_ioctl_gem_mmap' [-Wmissing-prototypes] main.c:117:50: error: 'ret' undeclared (first use in this function) usr/include/linux/if_ether.h:169:1: error: packed attribute is unnecessary for 'ethhdr' [-Werror=packed] possible Error/Warning in current branch: drivers/gpu/drm/nouveau/dispnv50/disp.c:1670:28: error: invalid use of undefined type 'struct nouveau_backlight' drivers/gpu/host1x/fence.c:168:5: warning: no previous prototype for 'host1x_fence_create_fd' [-Wmissing-prototypes] drivers/leds/flash/leds-lm3601x.c:226:3: warning: Value stored to 'ret' is never read [clang-analyzer-deadcode.DeadStores] drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:188 create_pagelist() warn: impossible condition '(num_pages > ((~0) - 12 - 64) / (4 + 8 + 32)) => (0-u32max > 419244183493398898)' drivers/tty/ipwireless/hardware.c:892:11: warning: iteration 159 invokes undefined behavior [-Waggressive-loop-optimizations] fence.c:(.text+0x3e0): undefined reference to `sync_file_create' fs/ext4/mballoc.c:1333:4: warning: 1st function call argument is an uninitialized value [clang-analyzer-core.CallAndMessage] Error/Warning ids grouped by kconfigs: gcc_recent_errors |-- arm-allmodconfig | |-- drivers-gpu-drm-tegra-uapi.c:warning:no-previous-prototype-for-tegra_drm_ioctl_gem_create | |-- drivers-gpu-drm-tegra-uapi.c:warning:no-previous-prototype-for-tegra_drm_ioctl_gem_mmap | `-- drivers-gpu-host1x-fence.c:warning:no-previous-prototype-for-host1x_fence_create_fd |-- arm-allyesconfig | |-- drivers-gpu-drm-tegra-uapi.c:warning:no-previous-prototype-for-tegra_drm_ioctl_gem_create | |-- drivers-gpu-drm-tegra-uapi.c:warning:no-previous-prototype-for-tegra_drm_ioctl_gem_mmap | `-- drivers-gpu-host1x-fence.c:warning:no-previous-prototype-for-host1x_fence_create_fd |-- arm-buildonly-randconfig-r004-20210728 | |-- drivers-gpu-drm-nouveau-dispnv50-disp.c:error:invalid-use-of-undefined-type-struct-nouveau_backlight | `-- drivers-gpu-host1x-fence.c:warning:no-previous-prototype-for-host1x_fence_create_fd |-- arm-defconfig | |-- drivers-gpu-drm-tegra-uapi.c:warning:no-previous-prototype-for-tegra_drm_ioctl_gem_create | |-- drivers-gpu-drm-tegra-uapi.c:warning:no-previous-prototype-for-tegra_drm_ioctl_gem_mmap | `-- drivers-gpu-host1x-fence.c:warning:no-previous-prototype-for-host1x_fence_create_fd |-- arm-randconfig-r003-20210728 | `-- drivers-gpu-host1x-fence.c:warning:no-previous-prototype-for-host1x_fence_create_fd |-- arm-randconfig-r013-20210728 | |-- drivers-gpu-host1x-fence.c:warning:no-previous-prototype-for-host1x_fence_create_fd | `-- fence.c:(.text):undefined-reference-to-sync_file_create |-- arm64-allyesconfig | |-- arch-arm64-include-asm-syscall_wrapper.h:warning:no-previous-prototype-for-__arm64_sys_memfd_secret | |-- arch-arm64-include-asm-syscall_wrapper.h:warning:no-previous-prototype-for-__arm64_sys_quotactl_fd | |-- drivers-gpu-drm-amd-amdgpu-..-amdkfd-kfd_svm.c:warning:variable-bo_va-set-but-not-used | |-- drivers-gpu-drm-tegra-uapi.c:warning:no-previous-prototype-for-tegra_drm_ioctl_gem_create | |-- drivers-gpu-drm-tegra-uapi.c:warning:no-previous-prototype-for-tegra_drm_ioctl_gem_mmap | `-- drivers-gpu-host1x-fence.c:warning:no-previous-prototype-for-host1x_fence_create_fd |-- arm64-defconfig | |-- arch-arm64-include-asm-syscall_wrapper.h:warning:no-previous-prototype-for-__arm64_sys_memfd_secret | |-- arch-arm64-include-asm-syscall_wrapper.h:warning:no-previous-prototype-for-__arm64_sys_quotactl_fd | |-- drivers-gpu-drm-tegra-uapi.c:warning:no-previous-prototype-for-tegra_drm_ioctl_gem_create | |-- drivers-gpu-drm-tegra-uapi.c:warning:no-previous-prototype-for-tegra_drm_ioctl_gem_mmap | `-- drivers-gpu-host1x-fence.c:warning:no-previous-prototype-for-host1x_fence_create_fd |-- arm64-randconfig-m031-20210728 | `-- drivers-staging-vc04_services-interface-vchiq_arm-vchiq_arm.c-create_pagelist()-warn:impossible-condition-(num_pages-((-)-)-(-))-(-u32max-) |-- i386-allyesconfig | |-- drivers-gpu-drm-amd-amdgpu-..-display-dc-dcn303-dcn303_init.c:warning:no-previous-prototype-for-dcn303_hw_sequencer_construct | `-- drivers-gpu-drm-amd-amdgpu-..-include-asic_reg-dcn-dcn_3_0_3_sh_mask.h:warning:initialized-field-overwritten |-- i386-randconfig-a003-20210728 | |-- drivers-gpu-drm-amd-amdgpu-..-display-dc-dcn303-dcn303_init.c:warning:no-previous-prototype-for-dcn303_hw_sequencer_construct | `-- drivers-gpu-drm-amd-amdgpu-..-include-asic_reg-dcn-dcn_3_0_3_sh_mask.h:warning:initialized-field-overwritten |-- i386-randconfig-a004-20210728 | |-- drivers-gpu-drm-amd-amdgpu-..-display-dc-dcn303-dcn303_init.c:warning:no-previous-prototype-for-dcn303_hw_sequencer_construct | |-- drivers-gpu-drm-amd-amdgpu-..-include-asic_reg-dcn-dcn_3_0_3_sh_mask.h:warning:initialized-field-overwritten | `-- drivers-gpu-drm-nouveau-dispnv50-disp.c:error:invalid-use-of-undefined-type-struct-nouveau_backlight |-- i386-randconfig-c001-20210728 | |-- drivers-gpu-drm-amd-amdgpu-..-display-dc-dcn303-dcn303_init.c:warning:no-previous-prototype-for-dcn303_hw_sequencer_construct | `-- drivers-gpu-drm-amd-amdgpu-..-include-asic_reg-dcn-dcn_3_0_3_sh_mask.h:warning:initialized-field-overwritten |-- nds32-randconfig-r034-20210728 | `-- drivers-tty-ipwireless-hardware.c:warning:iteration-invokes-undefined-behavior |-- powerpc-allmodconfig | `-- drivers-gpu-drm-amd-amdgpu-..-amdkfd-kfd_svm.c:warning:variable-bo_va-set-but-not-used |-- powerpc-allyesconfig | `-- drivers-gpu-drm-amd-amdgpu-..-amdkfd-kfd_svm.c:warning:variable-bo_va-set-but-not-used |-- powerpc64-randconfig-r001-20210728 | |-- drivers-gpu-drm-amd-amdgpu-..-display-dc-dcn303-dcn303_init.c:warning:no-previous-prototype-for-dcn303_hw_sequencer_construct | `-- drivers-gpu-drm-amd-amdgpu-..-include-asic_reg-dcn-dcn_3_0_3_sh_mask.h:warning:initialized-field-overwritten |-- x86_64-allyesconfig | `-- drivers-gpu-drm-amd-amdgpu-..-amdkfd-kfd_svm.c:warning:variable-bo_va-set-but-not-used |-- x86_64-randconfig-a011-20210729 | `-- drivers-gpu-drm-nouveau-dispnv50-disp.c:error:invalid-use-of-undefined-type-struct-nouveau_backlight |-- x86_64-randconfig-c002-20210728 | `-- drivers-gpu-drm-nouveau-dispnv50-disp.c:error:invalid-use-of-undefined-type-struct-nouveau_backlight |-- x86_64-randconfig-c022-20210728 | |-- drivers-gpu-drm-amd-amdgpu-..-display-dc-dcn303-dcn303_init.c:warning:no-previous-prototype-for-dcn303_hw_sequencer_construct | |-- drivers-gpu-drm-amd-amdgpu-..-include-asic_reg-dcn-dcn_3_0_3_sh_mask.h:warning:initialized-field-overwritten | `-- drivers-gpu-drm-nouveau-dispnv50-disp.c:error:invalid-use-of-undefined-type-struct-nouveau_backlight `-- x86_64-rhel-8.3-kselftests |-- drivers-virtio-virtio_ring.c:error:head_flags-may-be-used-uninitialized-in-this-function |-- drivers-virtio-virtio_ring.c:error:prev-may-be-used-uninitialized-in-this-function |-- linux-..-..-..-include-linux-vringh.h:error:unknown-type-name-spinlock_t |-- main.c:error:ret-undeclared-(first-use-in-this-function) `-- usr-include-linux-if_ether.h:error:packed-attribute-is-unnecessary-for-ethhdr clang_recent_errors `-- x86_64-randconfig-c001-20210728 |-- drivers-leds-flash-leds-lm3601x.c:warning:Value-stored-to-ret-is-never-read-clang-analyzer-deadcode.DeadStores `-- fs-ext4-mballoc.c:warning:1st-function-call-argument-is-an-uninitialized-value-clang-analyzer-core.CallAndMessage elapsed time: 985m configs tested: 82 configs skipped: 3 gcc tested configs: arm defconfig arm64 allyesconfig arm64 defconfig arm allyesconfig arm allmodconfig arc allyesconfig nios2 allyesconfig alpha allyesconfig i386 randconfig-c001-20210728 powerpc mpc5200_defconfig powerpc adder875_defconfig sh r7780mp_defconfig mips mtx1_defconfig arm vexpress_defconfig ia64 allmodconfig ia64 defconfig ia64 allyesconfig x86_64 allnoconfig m68k allmodconfig m68k defconfig m68k allyesconfig nios2 defconfig nds32 allnoconfig nds32 defconfig csky defconfig alpha defconfig xtensa allyesconfig h8300 allyesconfig arc defconfig sh allmodconfig parisc defconfig s390 allyesconfig s390 allmodconfig parisc allyesconfig s390 defconfig i386 allyesconfig sparc allyesconfig sparc defconfig i386 defconfig mips allyesconfig mips allmodconfig powerpc allyesconfig powerpc allmodconfig powerpc allnoconfig i386 randconfig-a005-20210728 i386 randconfig-a003-20210728 i386 randconfig-a004-20210728 i386 randconfig-a002-20210728 i386 randconfig-a001-20210728 i386 randconfig-a006-20210728 x86_64 randconfig-a016-20210729 x86_64 randconfig-a011-20210729 x86_64 randconfig-a014-20210729 x86_64 randconfig-a013-20210729 x86_64 randconfig-a012-20210729 x86_64 randconfig-a015-20210729 i386 randconfig-a016-20210728 i386 randconfig-a012-20210728 i386 randconfig-a013-20210728 i386 randconfig-a014-20210728 i386 randconfig-a011-20210728 i386 randconfig-a015-20210728 x86_64 randconfig-a006-20210728 x86_64 randconfig-a003-20210728 x86_64 randconfig-a001-20210728 x86_64 randconfig-a004-20210728 x86_64 randconfig-a005-20210728 x86_64 randconfig-a002-20210728 riscv nommu_k210_defconfig riscv allyesconfig riscv nommu_virt_defconfig riscv allnoconfig riscv defconfig riscv rv32_defconfig riscv allmodconfig um x86_64_defconfig um i386_defconfig x86_64 allyesconfig x86_64 rhel-8.3-kselftests x86_64 defconfig x86_64 kexec clang tested configs: x86_64 randconfig-c001-20210728 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx