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Message-ID: <202105260711.lJWp7uI4-lkp@intel.com>
Date: Wed, 26 May 2021 07:21:04 +0800
From: kernel test robot <lkp@...el.com>
To: Marco Elver <elver@...gle.com>
Cc: kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
linux-kernel@...r.kernel.org, nathan@...nel.org,
ndesaulniers@...gle.com, ojeda@...nel.org, keescook@...omium.org,
akpm@...ux-foundation.org, will@...nel.org, ardb@...nel.org,
luc.vanoostenryck@...il.com
Subject: Re: [PATCH] kcov: add __no_sanitize_coverage to fix noinstr for all
architectures
Hi Marco,
I love your patch! Perhaps something to improve:
[auto build test WARNING on linux/master]
[also build test WARNING on kees/for-next/pstore linus/master v5.13-rc3 next-20210525]
[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/Marco-Elver/kcov-add-__no_sanitize_coverage-to-fix-noinstr-for-all-architectures/20210526-020046
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git dd860052c99b1e088352bdd4fb7aef46f8d2ef47
config: x86_64-randconfig-a001-20210525 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 99155e913e9bad5f7f8a247f8bb3a3ff3da74af1)
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
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
# https://github.com/0day-ci/linux/commit/d898fa12bc72a46da1b9466bb7f8369949b714a9
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Marco-Elver/kcov-add-__no_sanitize_coverage-to-fix-noinstr-for-all-architectures/20210526-020046
git checkout d898fa12bc72a46da1b9466bb7f8369949b714a9
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
In file included from arch/x86/kernel/traps.c:49:
In file included from arch/x86/include/asm/traps.h:9:
In file included from arch/x86/include/asm/idtentry.h:9:
include/linux/entry-common.h:450:18: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
irqentry_state_t noinstr irqentry_enter(struct pt_regs *regs);
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/traps.c:49:
In file included from arch/x86/include/asm/traps.h:9:
In file included from arch/x86/include/asm/idtentry.h:9:
include/linux/entry-common.h:476:6: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
void noinstr irqentry_exit(struct pt_regs *regs, irqentry_state_t state);
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/traps.c:49:
In file included from arch/x86/include/asm/traps.h:9:
In file included from arch/x86/include/asm/idtentry.h:9:
include/linux/entry-common.h:484:18: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
irqentry_state_t noinstr irqentry_nmi_enter(struct pt_regs *regs);
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/traps.c:49:
In file included from arch/x86/include/asm/traps.h:9:
In file included from arch/x86/include/asm/idtentry.h:9:
include/linux/entry-common.h:495:6: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
void noinstr irqentry_nmi_exit(struct pt_regs *regs, irqentry_state_t irq_state);
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/traps.c:49:
In file included from arch/x86/include/asm/traps.h:9:
>> arch/x86/include/asm/idtentry.h:614:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
DECLARE_IDTENTRY_VC(X86_TRAP_VC, exc_vmm_communication);
^
arch/x86/include/asm/idtentry.h:315:12: note: expanded from macro 'DECLARE_IDTENTRY_VC'
__visible noinstr void ist_##func(struct pt_regs *regs, unsigned long error_code); \
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/traps.c:49:
In file included from arch/x86/include/asm/traps.h:9:
>> arch/x86/include/asm/idtentry.h:614:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
arch/x86/include/asm/idtentry.h:316:12: note: expanded from macro 'DECLARE_IDTENTRY_VC'
__visible noinstr void safe_stack_##func(struct pt_regs *regs, unsigned long error_code)
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/traps.c:49:
arch/x86/include/asm/traps.h:18:22: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
asmlinkage __visible noinstr struct pt_regs *vc_switch_off_ist(struct pt_regs *eregs);
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
arch/x86/kernel/traps.c:201:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
DEFINE_IDTENTRY(exc_divide_error)
^
arch/x86/include/asm/idtentry.h:50:11: note: expanded from macro 'DEFINE_IDTENTRY'
__visible noinstr void func(struct pt_regs *regs) \
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
arch/x86/kernel/traps.c:207:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
DEFINE_IDTENTRY(exc_overflow)
^
arch/x86/include/asm/idtentry.h:50:11: note: expanded from macro 'DEFINE_IDTENTRY'
__visible noinstr void func(struct pt_regs *regs) \
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
arch/x86/kernel/traps.c:222:8: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
static noinstr bool handle_bug(struct pt_regs *regs)
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
arch/x86/kernel/traps.c:250:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
DEFINE_IDTENTRY_RAW(exc_invalid_op)
^
arch/x86/include/asm/idtentry.h:136:11: note: expanded from macro 'DEFINE_IDTENTRY_RAW'
__visible noinstr void func(struct pt_regs *regs)
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
arch/x86/kernel/traps.c:269:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
DEFINE_IDTENTRY(exc_coproc_segment_overrun)
^
arch/x86/include/asm/idtentry.h:50:11: note: expanded from macro 'DEFINE_IDTENTRY'
__visible noinstr void func(struct pt_regs *regs) \
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
arch/x86/kernel/traps.c:275:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
DEFINE_IDTENTRY_ERRORCODE(exc_invalid_tss)
^
arch/x86/include/asm/idtentry.h:96:11: note: expanded from macro 'DEFINE_IDTENTRY_ERRORCODE'
__visible noinstr void func(struct pt_regs *regs, \
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
arch/x86/kernel/traps.c:281:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
DEFINE_IDTENTRY_ERRORCODE(exc_segment_not_present)
^
arch/x86/include/asm/idtentry.h:96:11: note: expanded from macro 'DEFINE_IDTENTRY_ERRORCODE'
__visible noinstr void func(struct pt_regs *regs, \
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
--
In file included from arch/x86/kernel/idt.c:9:
In file included from arch/x86/include/asm/traps.h:9:
In file included from arch/x86/include/asm/idtentry.h:9:
include/linux/entry-common.h:450:18: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
irqentry_state_t noinstr irqentry_enter(struct pt_regs *regs);
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/idt.c:9:
In file included from arch/x86/include/asm/traps.h:9:
In file included from arch/x86/include/asm/idtentry.h:9:
include/linux/entry-common.h:476:6: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
void noinstr irqentry_exit(struct pt_regs *regs, irqentry_state_t state);
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/idt.c:9:
In file included from arch/x86/include/asm/traps.h:9:
In file included from arch/x86/include/asm/idtentry.h:9:
include/linux/entry-common.h:484:18: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
irqentry_state_t noinstr irqentry_nmi_enter(struct pt_regs *regs);
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/idt.c:9:
In file included from arch/x86/include/asm/traps.h:9:
In file included from arch/x86/include/asm/idtentry.h:9:
include/linux/entry-common.h:495:6: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
void noinstr irqentry_nmi_exit(struct pt_regs *regs, irqentry_state_t irq_state);
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/idt.c:9:
In file included from arch/x86/include/asm/traps.h:9:
>> arch/x86/include/asm/idtentry.h:614:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
DECLARE_IDTENTRY_VC(X86_TRAP_VC, exc_vmm_communication);
^
arch/x86/include/asm/idtentry.h:315:12: note: expanded from macro 'DECLARE_IDTENTRY_VC'
__visible noinstr void ist_##func(struct pt_regs *regs, unsigned long error_code); \
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/idt.c:9:
In file included from arch/x86/include/asm/traps.h:9:
>> arch/x86/include/asm/idtentry.h:614:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
arch/x86/include/asm/idtentry.h:316:12: note: expanded from macro 'DECLARE_IDTENTRY_VC'
__visible noinstr void safe_stack_##func(struct pt_regs *regs, unsigned long error_code)
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/idt.c:9:
arch/x86/include/asm/traps.h:18:22: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
asmlinkage __visible noinstr struct pt_regs *vc_switch_off_ist(struct pt_regs *eregs);
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
7 warnings generated.
--
In file included from arch/x86/kernel/irq.c:23:
In file included from arch/x86/include/asm/traps.h:9:
In file included from arch/x86/include/asm/idtentry.h:9:
include/linux/entry-common.h:450:18: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
irqentry_state_t noinstr irqentry_enter(struct pt_regs *regs);
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/irq.c:23:
In file included from arch/x86/include/asm/traps.h:9:
In file included from arch/x86/include/asm/idtentry.h:9:
include/linux/entry-common.h:476:6: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
void noinstr irqentry_exit(struct pt_regs *regs, irqentry_state_t state);
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/irq.c:23:
In file included from arch/x86/include/asm/traps.h:9:
In file included from arch/x86/include/asm/idtentry.h:9:
include/linux/entry-common.h:484:18: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
irqentry_state_t noinstr irqentry_nmi_enter(struct pt_regs *regs);
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/irq.c:23:
In file included from arch/x86/include/asm/traps.h:9:
In file included from arch/x86/include/asm/idtentry.h:9:
include/linux/entry-common.h:495:6: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
void noinstr irqentry_nmi_exit(struct pt_regs *regs, irqentry_state_t irq_state);
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/irq.c:23:
In file included from arch/x86/include/asm/traps.h:9:
>> arch/x86/include/asm/idtentry.h:614:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
DECLARE_IDTENTRY_VC(X86_TRAP_VC, exc_vmm_communication);
^
arch/x86/include/asm/idtentry.h:315:12: note: expanded from macro 'DECLARE_IDTENTRY_VC'
__visible noinstr void ist_##func(struct pt_regs *regs, unsigned long error_code); \
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/irq.c:23:
In file included from arch/x86/include/asm/traps.h:9:
>> arch/x86/include/asm/idtentry.h:614:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
arch/x86/include/asm/idtentry.h:316:12: note: expanded from macro 'DECLARE_IDTENTRY_VC'
__visible noinstr void safe_stack_##func(struct pt_regs *regs, unsigned long error_code)
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
In file included from arch/x86/kernel/irq.c:23:
arch/x86/include/asm/traps.h:18:22: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
asmlinkage __visible noinstr struct pt_regs *vc_switch_off_ist(struct pt_regs *eregs);
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
arch/x86/kernel/irq.c:240:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
DEFINE_IDTENTRY_IRQ(common_interrupt)
^
arch/x86/include/asm/idtentry.h:192:11: note: expanded from macro 'DEFINE_IDTENTRY_IRQ'
__visible noinstr void func(struct pt_regs *regs, \
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
arch/x86/kernel/irq.c:272:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
DEFINE_IDTENTRY_SYSVEC(sysvec_x86_platform_ipi)
^
arch/x86/include/asm/idtentry.h:234:11: note: expanded from macro 'DEFINE_IDTENTRY_SYSVEC'
__visible noinstr void func(struct pt_regs *regs) \
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
arch/x86/kernel/irq.c:302:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
DEFINE_IDTENTRY_SYSVEC_SIMPLE(sysvec_kvm_posted_intr_ipi)
^
arch/x86/include/asm/idtentry.h:261:11: note: expanded from macro 'DEFINE_IDTENTRY_SYSVEC_SIMPLE'
__visible noinstr void func(struct pt_regs *regs) \
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
arch/x86/kernel/irq.c:311:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
DEFINE_IDTENTRY_SYSVEC(sysvec_kvm_posted_intr_wakeup_ipi)
^
arch/x86/include/asm/idtentry.h:234:11: note: expanded from macro 'DEFINE_IDTENTRY_SYSVEC'
__visible noinstr void func(struct pt_regs *regs) \
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
arch/x86/kernel/irq.c:321:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
DEFINE_IDTENTRY_SYSVEC_SIMPLE(sysvec_kvm_posted_intr_nested_ipi)
^
arch/x86/include/asm/idtentry.h:261:11: note: expanded from macro 'DEFINE_IDTENTRY_SYSVEC_SIMPLE'
__visible noinstr void func(struct pt_regs *regs) \
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
arch/x86/kernel/irq.c:389:1: warning: unknown sanitizer 'coverage' ignored [-Wunknown-sanitizers]
DEFINE_IDTENTRY_SYSVEC(sysvec_thermal)
^
arch/x86/include/asm/idtentry.h:234:11: note: expanded from macro 'DEFINE_IDTENTRY_SYSVEC'
__visible noinstr void func(struct pt_regs *regs) \
^
include/linux/compiler_types.h:213:35: note: expanded from macro 'noinstr'
__no_kcsan __no_sanitize_address __no_sanitize_coverage
^
include/linux/compiler-clang.h:49:59: note: expanded from macro '__no_sanitize_coverage'
#define __no_sanitize_coverage __attribute__((no_sanitize("coverage")))
^
13 warnings generated.
..
vim +/coverage +614 arch/x86/include/asm/idtentry.h
c29c775a554f70 Thomas Gleixner 2020-02-25 611
0786138c78e793 Tom Lendacky 2020-09-07 612 /* #VC */
0786138c78e793 Tom Lendacky 2020-09-07 613 #ifdef CONFIG_AMD_MEM_ENCRYPT
0786138c78e793 Tom Lendacky 2020-09-07 @614 DECLARE_IDTENTRY_VC(X86_TRAP_VC, exc_vmm_communication);
0786138c78e793 Tom Lendacky 2020-09-07 615 #endif
0786138c78e793 Tom Lendacky 2020-09-07 616
---
0-DAY CI Kernel Test Service, Intel Corporation
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