[linux-next:master] BUILD REGRESSION 4d80748d16c82a9c2c4ea5feea96e476de3cd876

kernel test robot lkp at intel.com
Tue Oct 4 16:51:12 PDT 2022


tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
branch HEAD: 4d80748d16c82a9c2c4ea5feea96e476de3cd876  Add linux-next specific files for 20221004

Error/Warning reports:

https://lore.kernel.org/linux-mm/202209150141.WgbAKqmX-lkp@intel.com
https://lore.kernel.org/linux-mm/202209251400.1TMn7RdE-lkp@intel.com
https://lore.kernel.org/linux-mm/202210010718.2kaVANGb-lkp@intel.com
https://lore.kernel.org/llvm/202209200834.EFwaTsIj-lkp@intel.com
https://lore.kernel.org/llvm/202209220019.Yr2VuXhg-lkp@intel.com

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

ERROR: modpost: "devm_ioremap_resource" [drivers/dma/fsl-edma.ko] undefined!
ERROR: modpost: "devm_ioremap_resource" [drivers/dma/idma64.ko] undefined!
ERROR: modpost: "devm_ioremap_resource" [drivers/dma/qcom/hdma.ko] undefined!
ERROR: modpost: "devm_memremap" [drivers/misc/open-dice.ko] undefined!
ERROR: modpost: "devm_memunmap" [drivers/misc/open-dice.ko] undefined!
ERROR: modpost: "devm_platform_ioremap_resource" [drivers/char/xillybus/xillybus_of.ko] undefined!
ERROR: modpost: "devm_platform_ioremap_resource" [drivers/clk/xilinx/clk-xlnx-clock-wizard.ko] undefined!
ERROR: modpost: "ioremap" [drivers/tty/ipwireless/ipwireless.ko] undefined!
ERROR: modpost: "iounmap" [drivers/net/ethernet/8390/pcnet_cs.ko] undefined!
ERROR: modpost: "iounmap" [drivers/tty/ipwireless/ipwireless.ko] undefined!
arch/arm64/kernel/alternative.c:199:6: warning: no previous prototype for 'apply_alternatives_vdso' [-Wmissing-prototypes]
arch/arm64/kernel/alternative.c:295:14: warning: no previous prototype for 'alt_cb_patch_nops' [-Wmissing-prototypes]
arch/loongarch/kernel/traps.c:250 die() warn: variable dereferenced before check 'regs' (see line 244)
arch/loongarch/mm/init.c:166:24: warning: variable 'new' set but not used [-Wunused-but-set-variable]
drivers/platform/loongarch/loongson-laptop.c:377 loongson_laptop_get_brightness() warn: impossible condition '(level < 0) => (0-255 < 0)'
drivers/spi/spi.c:4215:33: warning: use of uninitialized value '((int *)_38 = PHI <&x(2), _91(3)>)[11]' [CWE-457] [-Wanalyzer-use-of-uninitialized-value]
include/linux/compiler_types.h:357:45: error: call to '__compiletime_assert_417' declared with attribute error: FIELD_GET: mask is not constant
kernel/bpf/memalloc.c:500 bpf_mem_alloc_destroy() error: potentially dereferencing uninitialized 'c'.
net/dsa/port.c:1684 dsa_port_phylink_create() warn: passing zero to 'PTR_ERR'
pahole: .tmp_vmlinux.btf: No such file or directory

Error/Warning ids grouped by kconfigs:

gcc_recent_errors
|-- arm-randconfig-c002-20221002
|   `-- drivers-spi-spi.c:warning:use-of-uninitialized-value-((int-)_38-PHI-x()-_91()-)-CWE
|-- arm64-allyesconfig
|   |-- arch-arm64-kernel-alternative.c:warning:no-previous-prototype-for-alt_cb_patch_nops
|   `-- arch-arm64-kernel-alternative.c:warning:no-previous-prototype-for-apply_alternatives_vdso
|-- arm64-randconfig-r004-20221002
|   |-- arch-arm64-kernel-alternative.c:warning:no-previous-prototype-for-alt_cb_patch_nops
|   `-- arch-arm64-kernel-alternative.c:warning:no-previous-prototype-for-apply_alternatives_vdso
|-- arm64-randconfig-r016-20221003
|   |-- arch-arm64-kernel-alternative.c:warning:no-previous-prototype-for-alt_cb_patch_nops
|   `-- arch-arm64-kernel-alternative.c:warning:no-previous-prototype-for-apply_alternatives_vdso
|-- i386-randconfig-m021-20221003
|   `-- net-dsa-port.c-dsa_port_phylink_create()-warn:passing-zero-to-PTR_ERR
|-- loongarch-buildonly-randconfig-r006-20221003
|   `-- arch-loongarch-mm-init.c:warning:variable-new-set-but-not-used
|-- loongarch-randconfig-m031-20221002
|   `-- arch-loongarch-mm-init.c:warning:variable-new-set-but-not-used
|-- loongarch-randconfig-m041-20221002
|   |-- arch-loongarch-kernel-traps.c-die()-warn:variable-dereferenced-before-check-regs-(see-line-)
|   |-- arch-loongarch-mm-init.c:warning:variable-new-set-but-not-used
|   |-- drivers-platform-loongarch-loongson-laptop.c-loongson_laptop_get_brightness()-warn:impossible-condition-(level-)-(-)
|   `-- kernel-bpf-memalloc.c-bpf_mem_alloc_destroy()-error:potentially-dereferencing-uninitialized-c-.
|-- loongarch-randconfig-r001-20221002
|   `-- arch-loongarch-mm-init.c:warning:variable-new-set-but-not-used
|-- m68k-randconfig-r004-20221003
|   `-- pahole:.tmp_vmlinux.btf:No-such-file-or-directory
|-- s390-allmodconfig
|   |-- ERROR:devm_ioremap_resource-drivers-dma-fsl-edma.ko-undefined
|   |-- ERROR:devm_ioremap_resource-drivers-dma-idma64.ko-undefined
|   |-- ERROR:devm_ioremap_resource-drivers-dma-qcom-hdma.ko-undefined
|   |-- ERROR:devm_memremap-drivers-misc-open-dice.ko-undefined
|   |-- ERROR:devm_memunmap-drivers-misc-open-dice.ko-undefined
|   |-- ERROR:devm_platform_ioremap_resource-drivers-char-xillybus-xillybus_of.ko-undefined
|   |-- ERROR:devm_platform_ioremap_resource-drivers-clk-xilinx-clk-xlnx-clock-wizard.ko-undefined
|   |-- ERROR:ioremap-drivers-tty-ipwireless-ipwireless.ko-undefined
|   |-- ERROR:iounmap-drivers-net-ethernet-pcnet_cs.ko-undefined
|   `-- ERROR:iounmap-drivers-tty-ipwireless-ipwireless.ko-undefined
`-- x86_64-randconfig-a012-20221003
    `-- include-linux-compiler_types.h:error:call-to-__compiletime_assert_NNN-declared-with-attribute-error:FIELD_GET:mask-is-not-constant
clang_recent_errors
|-- arm-randconfig-r022-20221003
|   |-- drivers-phy-mediatek-phy-mtk-hdmi-mt2701.c:warning:result-of-comparison-of-constant-with-expression-of-type-typeof-(_Generic((mask_)-char:(unsigned-char)-unsigned-char:(unsigned-char)-signed-char:(uns
|   |-- drivers-phy-mediatek-phy-mtk-hdmi-mt8173.c:warning:result-of-comparison-of-constant-with-expression-of-type-typeof-(_Generic((mask_)-char:(unsigned-char)-unsigned-char:(unsigned-char)-signed-char:(uns
|   |-- drivers-phy-mediatek-phy-mtk-mipi-dsi-mt8173.c:warning:result-of-comparison-of-constant-with-expression-of-type-typeof-(_Generic((mask_)-char:(unsigned-char)-unsigned-char:(unsigned-char)-signed-char:
|   `-- drivers-phy-mediatek-phy-mtk-mipi-dsi-mt8183.c:warning:result-of-comparison-of-constant-with-expression-of-type-typeof-(_Generic((mask_)-char:(unsigned-char)-unsigned-char:(unsigned-char)-signed-char:
|-- mips-randconfig-r003-20221002
|   |-- drivers-phy-mediatek-phy-mtk-hdmi-mt2701.c:warning:result-of-comparison-of-constant-with-expression-of-type-typeof-(_Generic((mask_)-char:(unsigned-char)-unsigned-char:(unsigned-char)-signed-char:(uns
|   `-- drivers-phy-mediatek-phy-mtk-hdmi-mt8173.c:warning:result-of-comparison-of-constant-with-expression-of-type-typeof-(_Generic((mask_)-char:(unsigned-char)-unsigned-char:(unsigned-char)-signed-char:(uns
|-- s390-randconfig-r021-20221002
|   |-- manage.c:(.text):undefined-reference-to-__tsan_memcpy
|   |-- s39-linux-ld:setup.c:(.init.text):undefined-reference-to-__tsan_memcpy
|   |-- s39-linux-ld:trace.c:(.init.text):undefined-reference-to-__tsan_memcpy
|   |-- trace.c:(.init.text):undefined-reference-to-__tsan_memcpy
|   `-- workqueue.c:(.init.text):undefined-reference-to-__tsan_memcpy
|-- s390-randconfig-r026-20221002
|   `-- ERROR:devm_ioremap_resource-drivers-dma-idma64.ko-undefined
`-- x86_64-buildonly-randconfig-r005-20221003
    |-- drivers-gpu-drm-amd-amdgpu-..-display-dc-virtual-virtual_link_hwss.c:warning:no-previous-prototype-for-function-virtual_disable_link_output
    `-- drivers-iommu-ipmmu-vmsa.c:warning:unused-variable-ipmmu_of_ids

elapsed time: 726m

configs tested: 58
configs skipped: 3

gcc tested configs:
powerpc                           allnoconfig
arc                                 defconfig
alpha                               defconfig
um                             i386_defconfig
um                           x86_64_defconfig
x86_64                          rhel-8.3-func
x86_64                              defconfig
x86_64                    rhel-8.3-kselftests
sh                               allmodconfig
s390                                defconfig
s390                             allmodconfig
riscv                randconfig-r042-20221003
arc                  randconfig-r043-20221003
x86_64                               rhel-8.3
arc                              allyesconfig
i386                                defconfig
arm                                 defconfig
alpha                            allyesconfig
i386                 randconfig-a011-20221003
x86_64                           rhel-8.3-syz
i386                 randconfig-a012-20221003
s390                 randconfig-r044-20221003
mips                             allyesconfig
s390                             allyesconfig
m68k                             allmodconfig
x86_64                         rhel-8.3-kunit
powerpc                          allmodconfig
i386                 randconfig-a013-20221003
m68k                             allyesconfig
i386                 randconfig-a015-20221003
x86_64                           rhel-8.3-kvm
i386                 randconfig-a014-20221003
x86_64                           allyesconfig
ia64                             allmodconfig
x86_64               randconfig-a011-20221003
arm                              allyesconfig
x86_64               randconfig-a012-20221003
arm64                            allyesconfig
x86_64               randconfig-a013-20221003
x86_64               randconfig-a015-20221003
x86_64               randconfig-a014-20221003
x86_64               randconfig-a016-20221003
i386                             allyesconfig

clang tested configs:
hexagon              randconfig-r045-20221003
i386                 randconfig-a004-20221003
hexagon              randconfig-r041-20221003
i386                 randconfig-a003-20221003
i386                 randconfig-a002-20221003
i386                 randconfig-a001-20221003
i386                 randconfig-a006-20221003
i386                 randconfig-a005-20221003
x86_64               randconfig-a002-20221003
x86_64               randconfig-a001-20221003
x86_64               randconfig-a004-20221003
x86_64               randconfig-a006-20221003
x86_64               randconfig-a003-20221003
x86_64               randconfig-a005-20221003
x86_64                          rhel-8.3-rust

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