* [linux-next:master] BUILD REGRESSION f7d2388eeec24966fc4d5cf32d706f0514f29ac5
@ 2025-10-28 23:03 kernel test robot
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From: kernel test robot @ 2025-10-28 23:03 UTC (permalink / raw)
To: Andrew Morton; +Cc: Linux Memory Management List
tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
branch HEAD: f7d2388eeec24966fc4d5cf32d706f0514f29ac5 Add linux-next specific files for 20251028
Error/Warning (recently discovered and may have been fixed):
https://lore.kernel.org/oe-kbuild-all/202510211913.5a4SfQab-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202510230222.gjGA0A40-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202510280634.g0xVebXG-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202510282030.nzq0BTFH-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202510282206.wI0HrqcK-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202510282238.oRKSLKUV-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202510290348.IpSNHCxr-lkp@intel.com
https://lore.kernel.org/oe-kbuild/202510222101.dxkptxL9-lkp@intel.com
https://lore.kernel.org/oe-kbuild/202510222308.6LSfjKDk-lkp@intel.com
https://lore.kernel.org/oe-kbuild/202510241912.s8uQLYlp-lkp@intel.com
https://lore.kernel.org/oe-kbuild/202510242155.afchO66g-lkp@intel.com
https://lore.kernel.org/oe-kbuild/202510242250.ZzaqW0pV-lkp@intel.com
https://lore.kernel.org/oe-kbuild/202510242322.aWclvr7e-lkp@intel.com
https://lore.kernel.org/oe-kbuild/202510250132.FdNONf4v-lkp@intel.com
ERROR: modpost: "__udivdi3" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined!
Warning: drivers/gpio/gpio-mm-lantiq.c:90 function parameter 'chip' not described in 'ltq_mm_save_regs'
arch/sh/include/cpu-sh3/cpu/dac.h:21:13: error: implicit declaration of function '__raw_readb' [-Wimplicit-function-declaration]
arch/sh/include/cpu-sh3/cpu/dac.h:24:9: error: implicit declaration of function '__raw_writeb'; did you mean '__raw_write_lock'? [-Wimplicit-function-declaration]
drivers/acpi/x86/s2idle.c:165:51: warning: '%s' directive argument is null [-Wformat-overflow=]
net/core/dev.c:13302:31: warning: '__find_trim' defined but not used [-Wunused-function]
Unverified Error/Warning (likely false positive, kindly check if interested):
drivers/gpu/drm/amd/amdgpu/../ras/rascore/ras_core.c:512 ras_core_get_utc_second_timestamp() error: we previously assumed 'ras_core' could be null (see line 508)
drivers/gpu/drm/amd/amdgpu/../ras/rascore/ras_core.c:531 ras_core_ras_interrupt_detected() error: we previously assumed 'ras_core' could be null (see line 527)
drivers/gpu/drm/amd/amdgpu/../ras/rascore/ras_umc.c:210 ras_umc_log_pending_bad_bank() warn: variable dereferenced before check 'ecc_node' (see line 208)
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c:1002 amdgpu_cs_parser_bos() warn: inconsistent returns '&p->bo_list->bo_list_mutex'.
drivers/gpu/drm/vkms/vkms_configfs.c:223 make_crtc_group() error: dereferencing freed memory 'crtc' (line 222)
drivers/gpu/drm/vkms/vkms_configfs.c:377 make_plane_group() error: dereferencing freed memory 'plane' (line 376)
drivers/gpu/drm/vkms/vkms_configfs.c:491 make_encoder_group() error: dereferencing freed memory 'encoder' (line 490)
drivers/gpu/drm/vkms/vkms_configfs.c:656 make_connector_group() error: dereferencing freed memory 'connector' (line 655)
drivers/gpu/drm/vkms/vkms_configfs.c:770 make_device_group() error: dereferencing freed memory 'dev' (line 769)
mm/userfaultfd.c:858 mfill_atomic() warn: inconsistent returns '&ctx->map_changing_lock'.
Error/Warning ids grouped by kconfigs:
recent_errors
|-- arm-randconfig-004-20251028
| `-- net-core-dev.c:warning:__find_trim-defined-but-not-used
|-- mips-xway_defconfig
| `-- Warning:drivers-gpio-gpio-mm-lantiq.c-function-parameter-chip-not-described-in-ltq_mm_save_regs
|-- openrisc-allmodconfig
| `-- ERROR:__udivdi3-drivers-gpu-drm-amd-amdgpu-amdgpu.ko-undefined
|-- parisc-allmodconfig
| `-- ERROR:__udivdi3-drivers-gpu-drm-amd-amdgpu-amdgpu.ko-undefined
|-- riscv-randconfig-r131-20251028
| `-- drivers-pmdomain-mediatek-mtk-mfg-pmdomain.c:sparse:sparse:incorrect-type-in-assignment-(different-base-types)-expected-restricted-__le64-assigned-usertype-base-got-unsigned-long-long-usertype-shared_
|-- sh-randconfig-r072-20251028
| |-- arch-sh-include-cpu-sh3-cpu-dac.h:error:implicit-declaration-of-function-__raw_readb
| `-- arch-sh-include-cpu-sh3-cpu-dac.h:error:implicit-declaration-of-function-__raw_writeb
|-- x86_64-randconfig-007-20250922
| `-- drivers-acpi-x86-s2idle.c:warning:s-directive-argument-is-null
`-- x86_64-randconfig-161-20251028
|-- drivers-gpu-drm-amd-amdgpu-..-ras-rascore-ras_core.c-ras_core_get_utc_second_timestamp()-error:we-previously-assumed-ras_core-could-be-null-(see-line-)
|-- drivers-gpu-drm-amd-amdgpu-..-ras-rascore-ras_core.c-ras_core_ras_interrupt_detected()-error:we-previously-assumed-ras_core-could-be-null-(see-line-)
|-- drivers-gpu-drm-amd-amdgpu-..-ras-rascore-ras_umc.c-ras_umc_log_pending_bad_bank()-warn:variable-dereferenced-before-check-ecc_node-(see-line-)
|-- drivers-gpu-drm-amd-amdgpu-amdgpu_cs.c-amdgpu_cs_parser_bos()-warn:inconsistent-returns-p-bo_list-bo_list_mutex-.
|-- drivers-gpu-drm-amd-amdgpu-amdgpu_virt.c-amdgpu_virt_init_critical_region()-warn:unsigned-init_hdr_offset-is-never-less-than-zero.
|-- drivers-gpu-drm-vkms-vkms_configfs.c-make_connector_group()-error:dereferencing-freed-memory-connector-(line-)
|-- drivers-gpu-drm-vkms-vkms_configfs.c-make_crtc_group()-error:dereferencing-freed-memory-crtc-(line-)
|-- drivers-gpu-drm-vkms-vkms_configfs.c-make_device_group()-error:dereferencing-freed-memory-dev-(line-)
|-- drivers-gpu-drm-vkms-vkms_configfs.c-make_encoder_group()-error:dereferencing-freed-memory-encoder-(line-)
|-- drivers-gpu-drm-vkms-vkms_configfs.c-make_plane_group()-error:dereferencing-freed-memory-plane-(line-)
`-- mm-userfaultfd.c-mfill_atomic()-warn:inconsistent-returns-ctx-map_changing_lock-.
elapsed time: 1078m
configs tested: 102
configs skipped: 5
tested configs:
alpha allnoconfig gcc-15.1.0
alpha allyesconfig gcc-15.1.0
alpha defconfig gcc-15.1.0
arc allmodconfig gcc-15.1.0
arc allnoconfig gcc-15.1.0
arc allyesconfig gcc-15.1.0
arc defconfig gcc-15.1.0
arc randconfig-001-20251028 gcc-8.5.0
arc randconfig-002-20251028 gcc-13.4.0
arm allmodconfig gcc-15.1.0
arm allnoconfig clang-22
arm allyesconfig gcc-15.1.0
arm defconfig clang-22
arm netwinder_defconfig gcc-15.1.0
arm randconfig-001-20251028 clang-22
arm randconfig-002-20251028 clang-22
arm randconfig-003-20251028 clang-22
arm randconfig-004-20251028 gcc-8.5.0
arm s3c6400_defconfig gcc-15.1.0
arm vexpress_defconfig gcc-15.1.0
arm64 allmodconfig clang-19
arm64 allnoconfig gcc-15.1.0
arm64 allyesconfig clang-22
arm64 defconfig gcc-15.1.0
csky allmodconfig gcc-15.1.0
csky allnoconfig gcc-15.1.0
csky allyesconfig gcc-15.1.0
csky defconfig gcc-15.1.0
hexagon allmodconfig clang-17
hexagon allnoconfig clang-22
hexagon allyesconfig clang-22
hexagon defconfig clang-22
i386 allmodconfig gcc-14
i386 allnoconfig gcc-14
i386 allyesconfig gcc-14
i386 defconfig clang-20
i386 randconfig-011-20251028 gcc-14
i386 randconfig-012-20251028 clang-20
i386 randconfig-013-20251028 clang-20
i386 randconfig-014-20251028 clang-20
i386 randconfig-015-20251028 clang-20
i386 randconfig-016-20251028 gcc-14
i386 randconfig-017-20251028 gcc-14
loongarch allmodconfig clang-19
loongarch allnoconfig clang-22
loongarch allyesconfig clang-22
m68k allmodconfig gcc-15.1.0
m68k allnoconfig gcc-15.1.0
m68k allyesconfig gcc-15.1.0
microblaze allmodconfig gcc-15.1.0
microblaze allnoconfig gcc-15.1.0
microblaze allyesconfig gcc-15.1.0
mips allmodconfig gcc-15.1.0
mips allnoconfig gcc-15.1.0
mips allyesconfig gcc-15.1.0
nios2 allmodconfig gcc-11.5.0
nios2 allnoconfig gcc-11.5.0
nios2 allyesconfig gcc-11.5.0
openrisc allmodconfig gcc-15.1.0
openrisc allnoconfig gcc-15.1.0
openrisc allyesconfig gcc-15.1.0
openrisc defconfig gcc-15.1.0
parisc allmodconfig gcc-15.1.0
parisc allnoconfig gcc-15.1.0
parisc allyesconfig gcc-15.1.0
parisc defconfig gcc-15.1.0
powerpc allmodconfig gcc-15.1.0
powerpc allnoconfig gcc-15.1.0
powerpc allyesconfig clang-22
powerpc mpc8313_rdb_defconfig gcc-15.1.0
riscv allmodconfig clang-22
riscv allnoconfig gcc-15.1.0
riscv allyesconfig clang-16
riscv defconfig clang-22
s390 allmodconfig clang-18
s390 allnoconfig clang-22
s390 allyesconfig gcc-15.1.0
s390 defconfig clang-22
sh allmodconfig gcc-15.1.0
sh allnoconfig gcc-15.1.0
sh allyesconfig gcc-15.1.0
sh defconfig gcc-15.1.0
sh titan_defconfig gcc-15.1.0
sparc allmodconfig gcc-15.1.0
sparc allnoconfig gcc-15.1.0
sparc allyesconfig gcc-15.1.0
sparc defconfig gcc-15.1.0
sparc64 allmodconfig clang-22
sparc64 allyesconfig gcc-15.1.0
sparc64 defconfig clang-20
um allmodconfig clang-19
um allnoconfig clang-22
um allyesconfig gcc-14
um defconfig clang-22
um i386_defconfig gcc-14
um x86_64_defconfig clang-22
x86_64 allmodconfig clang-20
x86_64 allnoconfig clang-20
x86_64 allyesconfig clang-20
x86_64 defconfig gcc-14
x86_64 rhel-9.4-rust clang-20
xtensa allnoconfig gcc-15.1.0
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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