2023-07-03 15:28:52

by kernel test robot

[permalink] [raw]
Subject: [linux-next:master] BUILD REGRESSION 296d53d8f84ce50ffaee7d575487058c8d437335

tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
branch HEAD: 296d53d8f84ce50ffaee7d575487058c8d437335 Add linux-next specific files for 20230703

Error/Warning reports:

https://lore.kernel.org/oe-kbuild-all/[email protected]
https://lore.kernel.org/oe-kbuild-all/[email protected]
https://lore.kernel.org/oe-kbuild-all/[email protected]
https://lore.kernel.org/oe-kbuild-all/[email protected]

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

arch/parisc/kernel/pdt.c:66:6: warning: no previous prototype for 'arch_report_meminfo' [-Wmissing-prototypes]
drivers/bluetooth/btmtk.c:386:32: error: no member named 'dump' in 'struct hci_dev'
drivers/bluetooth/btmtk.c:386:44: error: 'struct hci_dev' has no member named 'dump'
drivers/char/mem.c:164:25: error: implicit declaration of function 'unxlate_dev_mem_ptr'; did you mean 'xlate_dev_mem_ptr'? [-Werror=implicit-function-declaration]
lib/kunit/executor_test.c:138:4: warning: cast from 'void (*)(const void *)' to 'kunit_action_t *' (aka 'void (*)(void *)') converts to incompatible function type [-Wcast-function-type-strict]
lib/kunit/test.c:775:38: warning: cast from 'void (*)(const void *)' to 'kunit_action_t *' (aka 'void (*)(void *)') converts to incompatible function type [-Wcast-function-type-strict]

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

arch/arm64/kvm/mmu.c:147:3-9: preceding lock on line 140
drivers/clk/qcom/gpucc-sm8550.c:37:22: sparse: sparse: decimal constant 2300000000 is between LONG_MAX and ULONG_MAX. For C99 that means long long, C90 compilers are very likely to produce unsigned long (and a warning) here
drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c:98 mlx5_devcom_register_device() error: uninitialized symbol 'tmp_dev'.
drivers/usb/cdns3/cdns3-starfive.c:23: warning: expecting prototype for cdns3(). Prototype was for USB_STRAP_HOST() instead
{standard input}: Error: local label `"2" (instance number 9 of a fb label)' is not defined

Error/Warning ids grouped by kconfigs:

gcc_recent_errors
|-- alpha-randconfig-r025-20230703
| `-- drivers-bluetooth-btmtk.c:error:struct-hci_dev-has-no-member-named-dump
|-- arm-randconfig-r073-20230703
| `-- drivers-clk-qcom-gpucc-sm8550.c:sparse:sparse:decimal-constant-is-between-LONG_MAX-and-ULONG_MAX.-For-C99-that-means-long-long-C90-compilers-are-very-likely-to-produce-unsigned-long-(and-a-warning)-he
|-- arm64-randconfig-r054-20230703
| `-- arch-arm64-kvm-mmu.c:preceding-lock-on-line
|-- i386-randconfig-m031-20230703
| `-- drivers-net-ethernet-mellanox-mlx5-core-lib-devcom.c-mlx5_devcom_register_device()-error:uninitialized-symbol-tmp_dev-.
|-- parisc-allnoconfig
| `-- arch-parisc-kernel-pdt.c:warning:no-previous-prototype-for-arch_report_meminfo
|-- parisc-allyesconfig
| `-- arch-parisc-kernel-pdt.c:warning:no-previous-prototype-for-arch_report_meminfo
|-- parisc-defconfig
| `-- arch-parisc-kernel-pdt.c:warning:no-previous-prototype-for-arch_report_meminfo
|-- parisc-randconfig-r011-20230703
| `-- arch-parisc-kernel-pdt.c:warning:no-previous-prototype-for-arch_report_meminfo
|-- parisc-randconfig-r035-20230703
| `-- arch-parisc-kernel-pdt.c:warning:no-previous-prototype-for-arch_report_meminfo
|-- parisc64-defconfig
| `-- arch-parisc-kernel-pdt.c:warning:no-previous-prototype-for-arch_report_meminfo
|-- riscv-allmodconfig
| `-- drivers-usb-cdns3-cdns3-starfive.c:warning:expecting-prototype-for-cdns3().-Prototype-was-for-USB_STRAP_HOST()-instead
|-- riscv-allyesconfig
| `-- drivers-usb-cdns3-cdns3-starfive.c:warning:expecting-prototype-for-cdns3().-Prototype-was-for-USB_STRAP_HOST()-instead
|-- riscv-randconfig-r091-20230703
| |-- arch-riscv-kernel-signal.c:sparse:sparse:incorrect-type-in-initializer-(different-address-spaces)-expected-void-__val-got-void-noderef-__user-assigned-datap
| `-- drivers-bluetooth-btmtk.c:error:struct-hci_dev-has-no-member-named-dump
|-- sh-allmodconfig
| |-- drivers-char-mem.c:error:implicit-declaration-of-function-unxlate_dev_mem_ptr
| `-- standard-input:Error:local-label-(instance-number-of-a-fb-label)-is-not-defined
|-- sh-randconfig-r015-20230703
| `-- drivers-char-mem.c:error:implicit-declaration-of-function-unxlate_dev_mem_ptr
|-- sh-randconfig-r024-20230703
| `-- drivers-char-mem.c:error:implicit-declaration-of-function-unxlate_dev_mem_ptr
|-- sh-se7619_defconfig
| `-- drivers-char-mem.c:error:implicit-declaration-of-function-unxlate_dev_mem_ptr
`-- x86_64-buildonly-randconfig-r003-20230703
`-- drivers-bluetooth-btmtk.c:error:struct-hci_dev-has-no-member-named-dump
clang_recent_errors
|-- arm-randconfig-r005-20230703
| `-- lib-kunit-test.c:warning:cast-from-void-(-)(const-void-)-to-kunit_action_t-(aka-void-(-)(void-)-)-converts-to-incompatible-function-type
|-- arm-randconfig-r035-20230703
| |-- lib-kunit-executor_test.c:warning:cast-from-void-(-)(const-void-)-to-kunit_action_t-(aka-void-(-)(void-)-)-converts-to-incompatible-function-type
| `-- lib-kunit-test.c:warning:cast-from-void-(-)(const-void-)-to-kunit_action_t-(aka-void-(-)(void-)-)-converts-to-incompatible-function-type
|-- arm64-randconfig-r026-20230703
| `-- lib-kunit-test.c:warning:cast-from-void-(-)(const-void-)-to-kunit_action_t-(aka-void-(-)(void-)-)-converts-to-incompatible-function-type
|-- hexagon-randconfig-r041-20230703
| |-- drivers-bluetooth-btmtk.c:error:no-member-named-dump-in-struct-hci_dev
| |-- lib-kunit-executor_test.c:warning:cast-from-void-(-)(const-void-)-to-kunit_action_t-(aka-void-(-)(void-)-)-converts-to-incompatible-function-type
| `-- lib-kunit-test.c:warning:cast-from-void-(-)(const-void-)-to-kunit_action_t-(aka-void-(-)(void-)-)-converts-to-incompatible-function-type
|-- hexagon-randconfig-r045-20230703
| |-- lib-kunit-executor_test.c:warning:cast-from-void-(-)(const-void-)-to-kunit_action_t-(aka-void-(-)(void-)-)-converts-to-incompatible-function-type
| `-- lib-kunit-test.c:warning:cast-from-void-(-)(const-void-)-to-kunit_action_t-(aka-void-(-)(void-)-)-converts-to-incompatible-function-type
`-- i386-randconfig-i011-20230703
`-- drivers-bluetooth-btmtk.c:error:no-member-named-dump-in-struct-hci_dev

elapsed time: 747m

configs tested: 136
configs skipped: 5

tested configs:
alpha alldefconfig gcc
alpha allyesconfig gcc
alpha defconfig gcc
alpha randconfig-r002-20230703 gcc
alpha randconfig-r025-20230703 gcc
arc allyesconfig gcc
arc defconfig gcc
arc nsimosci_hs_defconfig gcc
arc randconfig-r014-20230703 gcc
arc randconfig-r043-20230703 gcc
arm allmodconfig gcc
arm allyesconfig gcc
arm defconfig clang
arm defconfig gcc
arm lpc32xx_defconfig clang
arm omap1_defconfig clang
arm pxa168_defconfig clang
arm randconfig-r005-20230703 clang
arm randconfig-r035-20230703 clang
arm randconfig-r046-20230703 gcc
arm socfpga_defconfig clang
arm wpcm450_defconfig gcc
arm64 alldefconfig gcc
arm64 allyesconfig gcc
arm64 defconfig gcc
arm64 randconfig-r026-20230703 clang
csky defconfig gcc
csky randconfig-r006-20230703 gcc
csky randconfig-r021-20230703 gcc
hexagon randconfig-r041-20230703 clang
hexagon randconfig-r045-20230703 clang
i386 allyesconfig gcc
i386 buildonly-randconfig-r004-20230703 gcc
i386 buildonly-randconfig-r005-20230703 gcc
i386 buildonly-randconfig-r006-20230703 gcc
i386 debian-10.3 gcc
i386 defconfig gcc
i386 randconfig-i001-20230703 gcc
i386 randconfig-i002-20230703 gcc
i386 randconfig-i003-20230703 gcc
i386 randconfig-i004-20230703 gcc
i386 randconfig-i005-20230703 gcc
i386 randconfig-i006-20230703 gcc
i386 randconfig-i011-20230703 clang
i386 randconfig-i012-20230703 clang
i386 randconfig-i013-20230703 clang
i386 randconfig-i014-20230703 clang
i386 randconfig-i016-20230703 clang
i386 randconfig-r036-20230703 gcc
loongarch allmodconfig gcc
loongarch allnoconfig gcc
loongarch defconfig gcc
m68k allmodconfig gcc
m68k allyesconfig gcc
m68k apollo_defconfig gcc
m68k defconfig gcc
m68k randconfig-r013-20230703 gcc
microblaze defconfig gcc
mips allmodconfig gcc
mips allyesconfig gcc
mips ar7_defconfig gcc
mips gcw0_defconfig gcc
mips ip32_defconfig gcc
mips jazz_defconfig gcc
mips lemote2f_defconfig clang
mips randconfig-r023-20230703 gcc
mips randconfig-r031-20230703 clang
nios2 defconfig gcc
openrisc randconfig-r034-20230703 gcc
parisc allyesconfig gcc
parisc defconfig gcc
parisc randconfig-r011-20230703 gcc
parisc randconfig-r035-20230703 gcc
parisc64 defconfig gcc
powerpc allmodconfig gcc
powerpc allnoconfig gcc
powerpc canyonlands_defconfig gcc
powerpc ep8248e_defconfig gcc
powerpc icon_defconfig clang
powerpc klondike_defconfig gcc
powerpc ksi8560_defconfig clang
powerpc mpc5200_defconfig clang
powerpc mpc83xx_defconfig gcc
powerpc storcenter_defconfig gcc
powerpc wii_defconfig gcc
riscv alldefconfig clang
riscv allmodconfig gcc
riscv allnoconfig gcc
riscv allyesconfig gcc
riscv defconfig gcc
riscv randconfig-r042-20230703 clang
riscv rv32_defconfig gcc
s390 allmodconfig gcc
s390 allyesconfig gcc
s390 defconfig gcc
s390 randconfig-r004-20230703 gcc
s390 randconfig-r033-20230703 gcc
s390 randconfig-r044-20230703 clang
sh allmodconfig gcc
sh apsh4a3a_defconfig gcc
sh randconfig-r015-20230703 gcc
sh randconfig-r024-20230703 gcc
sh randconfig-r031-20230703 gcc
sh rts7751r2dplus_defconfig gcc
sh se7619_defconfig gcc
sh se7751_defconfig gcc
sh sh7785lcr_32bit_defconfig gcc
sparc allyesconfig gcc
sparc defconfig gcc
sparc randconfig-r022-20230703 gcc
sparc64 randconfig-r001-20230703 gcc
sparc64 randconfig-r033-20230703 gcc
um allmodconfig clang
um allnoconfig clang
um allyesconfig clang
um defconfig gcc
um i386_defconfig gcc
um randconfig-r034-20230703 clang
um randconfig-r036-20230703 clang
um x86_64_defconfig gcc
x86_64 allyesconfig gcc
x86_64 buildonly-randconfig-r001-20230703 gcc
x86_64 buildonly-randconfig-r002-20230703 gcc
x86_64 buildonly-randconfig-r003-20230703 gcc
x86_64 defconfig gcc
x86_64 kexec gcc
x86_64 randconfig-x001-20230703 clang
x86_64 randconfig-x002-20230703 clang
x86_64 randconfig-x003-20230703 clang
x86_64 randconfig-x004-20230703 clang
x86_64 randconfig-x005-20230703 clang
x86_64 randconfig-x006-20230703 clang
x86_64 rhel-8.3-rust clang
x86_64 rhel-8.3 gcc
xtensa randconfig-r003-20230703 gcc
xtensa randconfig-r012-20230703 gcc
xtensa randconfig-r032-20230703 gcc

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki


2023-07-04 07:21:09

by Marc Zyngier

[permalink] [raw]
Subject: Re: [linux-next:master] BUILD REGRESSION 296d53d8f84ce50ffaee7d575487058c8d437335

On 2023-07-03 16:11, kernel test robot wrote:
> tree/branch:
> https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
> master
> branch HEAD: 296d53d8f84ce50ffaee7d575487058c8d437335 Add linux-next
> specific files for 20230703
>

[...]

> Unverified Error/Warning (likely false positive, please contact us if
> interested):
>
> arch/arm64/kvm/mmu.c:147:3-9: preceding lock on line 140

This *is* a false positive. The function is entered with a lock
held, it will exit with the lock held as well. Inside the body
of the function, we release and reacquire the lock.

M.
--
Jazz is not dead. It just smells funny...

2023-07-04 10:41:42

by Shay Drori

[permalink] [raw]
Subject: Re: [linux-next:master] BUILD REGRESSION 296d53d8f84ce50ffaee7d575487058c8d437335


On 03/07/2023 18:11, kernel test robot wrote:
> tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> branch HEAD: 296d53d8f84ce50ffaee7d575487058c8d437335 Add linux-next specific files for 20230703


[...]

> Unverified Error/Warning (likely false positive, please contact us if interested):
>
> drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c:98 mlx5_devcom_register_device() error: uninitialized symbol 'tmp_dev'.


This *is* a false positive. there is a comment explaining it.


2023-07-04 14:13:55

by Bart Van Assche

[permalink] [raw]
Subject: Re: [linux-next:master] BUILD REGRESSION 296d53d8f84ce50ffaee7d575487058c8d437335

On 7/4/23 00:15, Marc Zyngier wrote:
> On 2023-07-03 16:11, kernel test robot wrote:
>> tree/branch:
>> https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
>> master
>> branch HEAD: 296d53d8f84ce50ffaee7d575487058c8d437335  Add linux-next
>> specific files for 20230703
>>
>
> [...]
>
>> Unverified Error/Warning (likely false positive, please contact us if
>> interested):
>>
>> arch/arm64/kvm/mmu.c:147:3-9: preceding lock on line 140
>
> This *is* a false positive. The function is entered with a lock
> held, it will exit with the lock held as well. Inside the body
> of the function, we release and reacquire the lock.

Which tool reported this message? If this message was reported by
sparse, has it been considered to add a __must_hold() annotation?

Thanks,

Bart.


2023-07-10 06:03:03

by Yujie Liu

[permalink] [raw]
Subject: Re: [linux-next:master] BUILD REGRESSION 296d53d8f84ce50ffaee7d575487058c8d437335

Hi Bart,

On Tue, Jul 04, 2023 at 07:11:37AM -0700, Bart Van Assche wrote:
> On 7/4/23 00:15, Marc Zyngier wrote:
> > On 2023-07-03 16:11, kernel test robot wrote:
> > > tree/branch:
> > > https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
> > > master
> > > branch HEAD: 296d53d8f84ce50ffaee7d575487058c8d437335? Add linux-next
> > > specific files for 20230703
> > >
> >
> > [...]
> >
> > > Unverified Error/Warning (likely false positive, please contact us if
> > > interested):
> > >
> > > arch/arm64/kvm/mmu.c:147:3-9: preceding lock on line 140
> >
> > This *is* a false positive. The function is entered with a lock
> > held, it will exit with the lock held as well. Inside the body
> > of the function, we release and reacquire the lock.
>
> Which tool reported this message? If this message was reported by sparse,
> has it been considered to add a __must_hold() annotation?

Sorry for the late reply.

This message was reported by coccinelle and may be a false positive.
Please check the link [1] for details.

[1] https://lore.kernel.org/oe-kbuild/[email protected]/

Best Regards,
Yujie