From: kernel test robot <lkp@intel.com>
To: Elena Petrova <lenaptr@google.com>, kvmarm@lists.cs.columbia.edu
Cc: kbuild-all@lists.01.org, Elena Petrova <lenaptr@google.com>,
linux-arm-kernel@lists.infradead.org,
open list <linux-kernel@vger.kernel.org>,
Marc Zyngier <maz@kernel.org>, James Morse <james.morse@arm.com>,
Julien Thierry <julien.thierry.kdev@gmail.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
George Popescu <george.apopescu97@gmail.com>,
George-Aurelian Popescu <georgepope@google.com>
Subject: Re: [PATCH v2 1/9] KVM: arm64: Enable UBSan instrumentation in nVHE hyp code
Date: Fri, 15 Jan 2021 16:53:42 +0800 [thread overview]
Message-ID: <202101151607.PZjBLHmo-lkp@intel.com> (raw)
In-Reply-To: <20210114172338.2798389-2-lenaptr@google.com>
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Hi Elena,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on arm64/for-next/core]
[also build test WARNING on v5.11-rc3 next-20210115]
[cannot apply to kvmarm/next soc/for-next arm/for-next xlnx/master]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Elena-Petrova/UBSan-Enablement-for-hyp-nVHE-code/20210115-112509
base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core
config: arm64-allyesconfig (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/9eaabf22215aee1257362a608a15658c558d7fe5
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Elena-Petrova/UBSan-Enablement-for-hyp-nVHE-code/20210115-112509
git checkout 9eaabf22215aee1257362a608a15658c558d7fe5
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
arch/arm64/kvm/hyp/nvhe/ubsan.c:10:6: warning: no previous prototype for '__ubsan_handle_add_overflow' [-Wmissing-prototypes]
10 | void __ubsan_handle_add_overflow(void *_data, void *lhs, void *rhs) {}
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/hyp/nvhe/ubsan.c:12:6: warning: no previous prototype for '__ubsan_handle_sub_overflow' [-Wmissing-prototypes]
12 | void __ubsan_handle_sub_overflow(void *_data, void *lhs, void *rhs) {}
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/hyp/nvhe/ubsan.c:14:6: warning: no previous prototype for '__ubsan_handle_mul_overflow' [-Wmissing-prototypes]
14 | void __ubsan_handle_mul_overflow(void *_data, void *lhs, void *rhs) {}
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/hyp/nvhe/ubsan.c:16:6: warning: no previous prototype for '__ubsan_handle_negate_overflow' [-Wmissing-prototypes]
16 | void __ubsan_handle_negate_overflow(void *_data, void *old_val) {}
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/hyp/nvhe/ubsan.c:18:6: warning: no previous prototype for '__ubsan_handle_divrem_overflow' [-Wmissing-prototypes]
18 | void __ubsan_handle_divrem_overflow(void *_data, void *lhs, void *rhs) {}
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/hyp/nvhe/ubsan.c:20:6: warning: no previous prototype for '__ubsan_handle_type_mismatch' [-Wmissing-prototypes]
20 | void __ubsan_handle_type_mismatch(struct type_mismatch_data *data, void *ptr) {}
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/arm64/kvm/hyp/nvhe/ubsan.c:22:6: warning: no previous prototype for '__ubsan_handle_type_mismatch_v1' [-Wmissing-prototypes]
22 | void __ubsan_handle_type_mismatch_v1(void *_data, void *ptr) {}
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/hyp/nvhe/ubsan.c:24:6: warning: no previous prototype for '__ubsan_handle_out_of_bounds' [-Wmissing-prototypes]
24 | void __ubsan_handle_out_of_bounds(void *_data, void *index) {}
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/hyp/nvhe/ubsan.c:26:6: warning: no previous prototype for '__ubsan_handle_shift_out_of_bounds' [-Wmissing-prototypes]
26 | void __ubsan_handle_shift_out_of_bounds(void *_data, void *lhs, void *rhs) {}
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/hyp/nvhe/ubsan.c:28:6: warning: no previous prototype for '__ubsan_handle_builtin_unreachable' [-Wmissing-prototypes]
28 | void __ubsan_handle_builtin_unreachable(void *_data) {}
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/hyp/nvhe/ubsan.c:30:6: warning: no previous prototype for '__ubsan_handle_load_invalid_value' [-Wmissing-prototypes]
30 | void __ubsan_handle_load_invalid_value(void *_data, void *val) {}
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/__ubsan_handle_type_mismatch_v1 +22 arch/arm64/kvm/hyp/nvhe/ubsan.c
21
> 22 void __ubsan_handle_type_mismatch_v1(void *_data, void *ptr) {}
23
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next prev parent reply other threads:[~2021-01-15 8:55 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-14 17:23 [PATCH v2 0/9] UBSan Enablement for hyp/nVHE code Elena Petrova
2021-01-14 17:23 ` [PATCH v2 1/9] KVM: arm64: Enable UBSan instrumentation in nVHE hyp code Elena Petrova
2021-01-15 8:53 ` kernel test robot [this message]
2021-01-14 17:23 ` [PATCH v2 2/9] KVM: arm64: Add a buffer that can pass UBSan data from hyp/nVHE to kernel Elena Petrova
2021-01-15 9:54 ` kernel test robot
2021-01-15 12:35 ` kernel test robot
2021-01-14 17:23 ` [PATCH v2 3/9] KVM: arm64: Enable UBSAN_BOUNDS for the both the kernel and hyp/nVHE Elena Petrova
2021-01-15 13:37 ` kernel test robot
2021-01-14 17:23 ` [PATCH v2 4/9] KVM: arm64: Enable UBsan check for unreachable code inside hyp/nVHE code Elena Petrova
2021-01-14 17:23 ` [PATCH v2 5/9] KVM: arm64: Enable shift out of bounds undefined behaviour check for hyp/nVHE Elena Petrova
2021-01-14 17:23 ` [PATCH v2 6/9] KVM: arm64: __ubsan_handle_load_invalid_value EL2 implementation Elena Petrova
2021-01-14 17:23 ` [PATCH v2 7/9] KVM: arm64: Detect type mismatch undefined behaviour from hyp/nVHE code Elena Petrova
2021-01-14 17:23 ` [PATCH v2 8/9] KVM: arm64: Detect arithmetic overflow is inside hyp/nVHE Elena Petrova
2021-01-14 17:23 ` [PATCH v2 9/9] KVM: arm64: Add UBSan tests for PKVM Elena Petrova
2021-01-15 14:30 ` kernel test robot
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