From: Kefeng Wang <wangkefeng.wang@huawei.com>
To: kernel test robot <lkp@intel.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Andrey Ryabinin <ryabinin.a.a@gmail.com>,
Andrey Konovalov <andreyknvl@gmail.com>,
"Dmitry Vyukov" <dvyukov@google.com>
Cc: <kbuild-all@lists.01.org>, <linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>, <kasan-dev@googlegroups.com>,
<linux-mm@kvack.org>
Subject: Re: [PATCH -next 3/3] kasan: arm64: Fix pcpu_page_first_chunk crash with KASAN_VMALLOC
Date: Tue, 6 Jul 2021 12:12:08 +0800 [thread overview]
Message-ID: <3463cf5e-2562-7a23-6c57-421d5c3e2b4f@huawei.com> (raw)
In-Reply-To: <202107052207.RUhTJd4N-lkp@intel.com>
On 2021/7/5 22:10, kernel test robot wrote:
> Hi Kefeng,
>
> Thank you for the patch! Yet something to improve:
>
> [auto build test ERROR on next-20210701]
>
> url: https://github.com/0day-ci/linux/commits/Kefeng-Wang/arm64-support-page-mapping-percpu-first-chunk-allocator/20210705-190907
> base: fb0ca446157a86b75502c1636b0d81e642fe6bf1
> config: i386-randconfig-a015-20210705 (attached as .config)
> compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
> reproduce (this is a W=1 build):
> # https://github.com/0day-ci/linux/commit/5f6b5a402ed3e390563ddbddf12973470fd4886d
> git remote add linux-review https://github.com/0day-ci/linux
> git fetch --no-tags linux-review Kefeng-Wang/arm64-support-page-mapping-percpu-first-chunk-allocator/20210705-190907
> git checkout 5f6b5a402ed3e390563ddbddf12973470fd4886d
> # save the attached .config to linux build tree
> make W=1 ARCH=i386
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>):
>
> mm/vmalloc.c: In function 'vm_area_register_early':
>>> mm/vmalloc.c:2252:2: error: implicit declaration of function 'kasan_populate_early_vm_area_shadow' [-Werror=implicit-function-declaration]
should add a stub function when KASAN is not enabled, thanks.
> 2252 | kasan_populate_early_vm_area_shadow(vm->addr, vm->size);
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> cc1: some warnings being treated as errors
>
>
> vim +/kasan_populate_early_vm_area_shadow +2252 mm/vmalloc.c
>
WARNING: multiple messages have this Message-ID (diff)
From: Kefeng Wang <wangkefeng.wang@huawei.com>
To: kernel test robot <lkp@intel.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Andrey Ryabinin <ryabinin.a.a@gmail.com>,
Andrey Konovalov <andreyknvl@gmail.com>,
"Dmitry Vyukov" <dvyukov@google.com>
Cc: <kbuild-all@lists.01.org>, <linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>, <kasan-dev@googlegroups.com>,
<linux-mm@kvack.org>
Subject: Re: [PATCH -next 3/3] kasan: arm64: Fix pcpu_page_first_chunk crash with KASAN_VMALLOC
Date: Tue, 6 Jul 2021 12:12:08 +0800 [thread overview]
Message-ID: <3463cf5e-2562-7a23-6c57-421d5c3e2b4f@huawei.com> (raw)
In-Reply-To: <202107052207.RUhTJd4N-lkp@intel.com>
On 2021/7/5 22:10, kernel test robot wrote:
> Hi Kefeng,
>
> Thank you for the patch! Yet something to improve:
>
> [auto build test ERROR on next-20210701]
>
> url: https://github.com/0day-ci/linux/commits/Kefeng-Wang/arm64-support-page-mapping-percpu-first-chunk-allocator/20210705-190907
> base: fb0ca446157a86b75502c1636b0d81e642fe6bf1
> config: i386-randconfig-a015-20210705 (attached as .config)
> compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
> reproduce (this is a W=1 build):
> # https://github.com/0day-ci/linux/commit/5f6b5a402ed3e390563ddbddf12973470fd4886d
> git remote add linux-review https://github.com/0day-ci/linux
> git fetch --no-tags linux-review Kefeng-Wang/arm64-support-page-mapping-percpu-first-chunk-allocator/20210705-190907
> git checkout 5f6b5a402ed3e390563ddbddf12973470fd4886d
> # save the attached .config to linux build tree
> make W=1 ARCH=i386
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>):
>
> mm/vmalloc.c: In function 'vm_area_register_early':
>>> mm/vmalloc.c:2252:2: error: implicit declaration of function 'kasan_populate_early_vm_area_shadow' [-Werror=implicit-function-declaration]
should add a stub function when KASAN is not enabled, thanks.
> 2252 | kasan_populate_early_vm_area_shadow(vm->addr, vm->size);
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> cc1: some warnings being treated as errors
>
>
> vim +/kasan_populate_early_vm_area_shadow +2252 mm/vmalloc.c
>
_______________________________________________
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linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: Kefeng Wang <wangkefeng.wang@huawei.com>
To: kbuild-all@lists.01.org
Subject: Re: [PATCH -next 3/3] kasan: arm64: Fix pcpu_page_first_chunk crash with KASAN_VMALLOC
Date: Tue, 06 Jul 2021 12:12:08 +0800 [thread overview]
Message-ID: <3463cf5e-2562-7a23-6c57-421d5c3e2b4f@huawei.com> (raw)
In-Reply-To: <202107052207.RUhTJd4N-lkp@intel.com>
[-- Attachment #1: Type: text/plain, Size: 1632 bytes --]
On 2021/7/5 22:10, kernel test robot wrote:
> Hi Kefeng,
>
> Thank you for the patch! Yet something to improve:
>
> [auto build test ERROR on next-20210701]
>
> url: https://github.com/0day-ci/linux/commits/Kefeng-Wang/arm64-support-page-mapping-percpu-first-chunk-allocator/20210705-190907
> base: fb0ca446157a86b75502c1636b0d81e642fe6bf1
> config: i386-randconfig-a015-20210705 (attached as .config)
> compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
> reproduce (this is a W=1 build):
> # https://github.com/0day-ci/linux/commit/5f6b5a402ed3e390563ddbddf12973470fd4886d
> git remote add linux-review https://github.com/0day-ci/linux
> git fetch --no-tags linux-review Kefeng-Wang/arm64-support-page-mapping-percpu-first-chunk-allocator/20210705-190907
> git checkout 5f6b5a402ed3e390563ddbddf12973470fd4886d
> # save the attached .config to linux build tree
> make W=1 ARCH=i386
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>):
>
> mm/vmalloc.c: In function 'vm_area_register_early':
>>> mm/vmalloc.c:2252:2: error: implicit declaration of function 'kasan_populate_early_vm_area_shadow' [-Werror=implicit-function-declaration]
should add a stub function when KASAN is not enabled, thanks.
> 2252 | kasan_populate_early_vm_area_shadow(vm->addr, vm->size);
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> cc1: some warnings being treated as errors
>
>
> vim +/kasan_populate_early_vm_area_shadow +2252 mm/vmalloc.c
>
next prev parent reply other threads:[~2021-07-06 4:13 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-05 11:14 [PATCH -next 0/3] arm64: support page mapping percpu first chunk allocator Kefeng Wang
2021-07-05 11:14 ` Kefeng Wang
2021-07-05 11:14 ` [PATCH -next 1/3] vmalloc: Choose a better start address in vm_area_register_early() Kefeng Wang
2021-07-05 11:14 ` Kefeng Wang
2021-07-05 11:14 ` [PATCH -next 2/3] arm64: Support page mapping percpu first chunk allocator Kefeng Wang
2021-07-05 11:14 ` Kefeng Wang
2021-07-05 11:14 ` [PATCH -next 3/3] kasan: arm64: Fix pcpu_page_first_chunk crash with KASAN_VMALLOC Kefeng Wang
2021-07-05 11:14 ` Kefeng Wang
2021-07-05 14:10 ` kernel test robot
2021-07-05 14:10 ` kernel test robot
2021-07-05 14:10 ` kernel test robot
2021-07-06 4:12 ` Kefeng Wang [this message]
2021-07-06 4:12 ` Kefeng Wang
2021-07-06 4:12 ` Kefeng Wang
2021-07-05 15:04 ` Marco Elver
2021-07-05 15:04 ` Marco Elver
2021-07-06 0:04 ` Daniel Axtens
2021-07-06 0:04 ` Daniel Axtens
2021-07-06 0:05 ` Daniel Axtens
2021-07-06 0:05 ` Daniel Axtens
2021-07-06 4:07 ` Kefeng Wang
2021-07-16 5:06 ` Kefeng Wang
2021-07-16 7:41 ` Marco Elver
2021-07-16 7:41 ` Marco Elver
2021-07-16 7:41 ` Marco Elver
2021-07-17 2:40 ` Kefeng Wang
2021-07-17 2:40 ` Kefeng Wang
2021-07-05 17:15 ` kernel test robot
2021-07-05 17:15 ` kernel test robot
2021-07-05 17:15 ` kernel test robot
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