Fw: [linux-next:master] BUILD REGRESSION 9ce08dd7ea24253aac5fd2519f9aea27dfb390c9

Andrew Morton
2023-01-17T23:28:27Z

a KVM build error here.

Begin forwarded message:

Date: Wed, 18 Jan 2023 00:44:23 +0800
From: kernel test robot <lkp@intel.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: netdev@vger.kernel.org, linux-scsi@vger.kernel.org, linux-gpio@vger.kernel.org, linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org, Linux Memory Management List <linux-mm@kvack.org>
Subject: [linux-next:master] BUILD REGRESSION 9ce08dd7ea24253aac5fd2519f9aea27dfb390c9

tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
branch HEAD: 9ce08dd7ea24253aac5fd2519f9aea27dfb390c9 Add linux-next specific files for 20230117

Error/Warning reports:

https://lore.kernel.org/oe-kbuild-all/202301100332.4EaKi4d1-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202301171414.xpf8WpXn-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202301171511.4ZszviYP-lkp@intel.com

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

Documentation/mm/unevictable-lru.rst:186: WARNING: Title underline too short.
ERROR: modpost: "kunit_running" [drivers/gpu/drm/vc4/vc4.ko] undefined!
arch/arm/kernel/entry-armv.S:485:5: warning: "CONFIG_ARM_THUMB" is not defined, evaluates to 0 [-Wundef]
drivers/gpu/drm/ttm/ttm_bo_util.c:364:32: error: implicit declaration of function 'vmap'; did you mean 'kmap'? [-Werror=implicit-function-declaration]
drivers/gpu/drm/ttm/ttm_bo_util.c:429:17: error: implicit declaration of function 'vunmap'; did you mean 'kunmap'? [-Werror=implicit-function-declaration]
drivers/scsi/qla2xxx/qla_mid.c:1094:51: warning: format '%ld' expects argument of type 'long int', but argument 5 has type 'unsigned int' [-Wformat=]
drivers/scsi/qla2xxx/qla_mid.c:1189:6: warning: no previous prototype for 'qla_trim_buf' [-Wmissing-prototypes]
drivers/scsi/qla2xxx/qla_mid.c:1221:6: warning: no previous prototype for '__qla_adjust_buf' [-Wmissing-prototypes]
libbpf: failed to find '.BTF' ELF section in vmlinux
usr/include/asm/kvm.h:508:17: error: expected specifier-qualifier-list before '__DECLARE_FLEX_ARRAY'

Unverified Error/Warning (likely false positive, please contact us if interested):

FAILED: load BTF from vmlinux: No data available
drivers/firmware/arm_scmi/bus.c:156:24: warning: Uninitialized variable: victim->id_table [uninitvar]
drivers/firmware/arm_scmi/virtio.c:341:12: warning: Uninitialized variable: msg->poll_status [uninitvar]
drivers/gpio/gpio-mxc.c:293:32: warning: Uninitialized variable: port->hwdata [uninitvar]
drivers/gpio/gpio-mxc.c:550:31: warning: Shifting signed 32-bit value by 31 bits is implementation-defined behaviour [shiftTooManyBitsSigned]
drivers/gpio/gpio-mxc.c:550:31: warning: Signed integer overflow for expression '1<<i'. [integerOverflow]
drivers/gpio/gpio-mxc.c:596:22: warning: Uninitialized variables: port.node, port.clk, port.irq, port.irq_high, port.domain, port.gc, port.dev, port.both_edges, port.gpio_saved_reg, port.power_off, port.wakeup_pads, port.is_pad_wakeup, port.hwdata [uninitvar]
drivers/gpio/gpio-mxc.c:615:25: warning: Uninitialized variables: port.node, port.irq, port.irq_high, port.domain, port.gc, port.dev, port.both_edges, port.gpio_saved_reg, port.power_off, port.wakeup_pads, port.is_pad_wakeup, port.hwdata [uninitvar]
drivers/nvmem/imx-ocotp.c:599:21: sparse: sparse: symbol 'imx_ocotp_layout' was not declared. Should it be static?
net/devlink/leftover.c:7181 devlink_fmsg_prepare_skb() error: uninitialized symbol 'err'.

Error/Warning ids grouped by kconfigs:

gcc_recent_errors
|-- alpha-allyesconfig
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-__qla_adjust_buf
| `-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-qla_trim_buf
|-- arc-allyesconfig
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:format-ld-expects-argument-of-type-long-int-but-argument-has-type-unsigned-int
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-__qla_adjust_buf
| `-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-qla_trim_buf
|-- arm-allyesconfig
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:format-ld-expects-argument-of-type-long-int-but-argument-has-type-unsigned-int
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-__qla_adjust_buf
| `-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-qla_trim_buf
|-- arm-buildonly-randconfig-r002-20230117
| `-- arch-arm-kernel-entry-armv.S:warning:CONFIG_ARM_THUMB-is-not-defined-evaluates-to
|-- arm-randconfig-r046-20230117
| `-- arch-arm-kernel-entry-armv.S:warning:CONFIG_ARM_THUMB-is-not-defined-evaluates-to
|-- arm64-allyesconfig
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-__qla_adjust_buf
| `-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-qla_trim_buf
|-- arm64-randconfig-r033-20230117
| `-- ERROR:kunit_running-drivers-gpu-drm-vc4-vc4.ko-undefined
|-- i386-allyesconfig
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:format-ld-expects-argument-of-type-long-int-but-argument-has-type-unsigned-int
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-__qla_adjust_buf
| `-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-qla_trim_buf
|-- i386-randconfig-a016-20230116
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:format-ld-expects-argument-of-type-long-int-but-argument-has-type-unsigned-int
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-__qla_adjust_buf
| `-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-qla_trim_buf
|-- ia64-allmodconfig
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-__qla_adjust_buf
| `-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-qla_trim_buf
|-- mips-allyesconfig
| |-- drivers-gpu-drm-ttm-ttm_bo_util.c:error:implicit-declaration-of-function-vmap
| |-- drivers-gpu-drm-ttm-ttm_bo_util.c:error:implicit-declaration-of-function-vunmap
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:format-ld-expects-argument-of-type-long-int-but-argument-has-type-unsigned-int
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-__qla_adjust_buf
| `-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-qla_trim_buf
|-- nios2-randconfig-c031-20230115
| |-- FAILED:load-BTF-from-vmlinux:No-data-available
| `-- libbpf:failed-to-find-.BTF-ELF-section-in-vmlinux
|-- parisc-randconfig-r033-20230116
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:format-ld-expects-argument-of-type-long-int-but-argument-has-type-unsigned-int
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-__qla_adjust_buf
| `-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-qla_trim_buf
|-- parisc-randconfig-s051-20230116
| `-- drivers-nvmem-imx-ocotp.c:sparse:sparse:symbol-imx_ocotp_layout-was-not-declared.-Should-it-be-static
|-- powerpc-allmodconfig
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:format-ld-expects-argument-of-type-long-int-but-argument-has-type-unsigned-int
| |-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-__qla_adjust_buf
| `-- drivers-scsi-qla2xxx-qla_mid.c:warning:no-previous-prototype-for-qla_trim_buf
clang_recent_errors
`-- x86_64-buildonly-randconfig-r006-20230116
`-- ERROR:kunit_running-drivers-gpu-drm-vc4-vc4.ko-undefined

elapsed time: 724m

configs tested: 68
configs skipped: 22

gcc tested configs:
x86_64 defconfig
x86_64 allnoconfig
x86_64 rhel-8.3
x86_64 rhel-8.3-bpf
x86_64 rhel-8.3-func
x86_64 rhel-8.3-kselftests
x86_64 rhel-8.3-syz
x86_64 rhel-8.3-kunit
arm64 allyesconfig
x86_64 rhel-8.3-kvm
ia64 allmodconfig
x86_64 allyesconfig
i386 randconfig-a014-20230116
i386 randconfig-a013-20230116
i386 randconfig-a012-20230116
i386 randconfig-a011-20230116
x86_64 randconfig-a011-20230116
i386 randconfig-a015-20230116
x86_64 randconfig-a013-20230116
x86_64 randconfig-a012-20230116
x86_64 randconfig-a015-20230116
i386 randconfig-a016-20230116
x86_64 randconfig-a014-20230116
x86_64 randconfig-a016-20230116
mips db1xxx_defconfig
powerpc mpc837x_rdb_defconfig
m68k apollo_defconfig
um alldefconfig
sh kfr2r09-romimage_defconfig
arc randconfig-r043-20230115
s390 randconfig-r044-20230116
riscv randconfig-r042-20230116
arc randconfig-r043-20230116
arm randconfig-r046-20230115
arm randconfig-r046-20230117
arc randconfig-r043-20230117
arm multi_v4t_defconfig
sh dreamcast_defconfig
arm64 defconfig
s390 debug_defconfig

clang tested configs:
i386 randconfig-a002-20230116
x86_64 rhel-8.3-rust
i386 randconfig-a004-20230116
i386 randconfig-a003-20230116
i386 randconfig-a001-20230116
i386 randconfig-a006-20230116
i386 randconfig-a005-20230116
x86_64 randconfig-a001-20230116
x86_64 randconfig-a006-20230116
x86_64 randconfig-a003-20230116
x86_64 randconfig-a002-20230116
x86_64 randconfig-a004-20230116
x86_64 randconfig-a005-20230116
arm dove_defconfig
hexagon randconfig-r041-20230116
riscv randconfig-r042-20230117
hexagon randconfig-r045-20230117
s390 randconfig-r044-20230117
hexagon randconfig-r045-20230115
hexagon randconfig-r041-20230117
riscv randconfig-r042-20230115
arm randconfig-r046-20230116
s390 randconfig-r044-20230115
hexagon randconfig-r045-20230116
hexagon randconfig-r041-20230115
arm omap1_defconfig
riscv nommu_virt_defconfig
x86_64 randconfig-k001

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