From: Borislav Petkov <bp@suse.de>
To: kbuild-all@lists.01.org
Subject: Re: [tip:locking/kcsan 12/12] /bin/bash: line 1: 61526 Segmentation fault sparse ...
Date: Thu, 28 May 2020 01:54:42 +0200 [thread overview]
Message-ID: <20200527235442.GC1805@zn.tnic> (raw)
In-Reply-To: <202005280727.lXn1VnTw%lkp@intel.com>
[-- Attachment #1: Type: text/plain, Size: 1258 bytes --]
On Thu, May 28, 2020 at 07:39:31AM +0800, kbuild test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git locking/kcsan
> head: a5dead405f6be1fb80555bdcb77c406bf133fdc8
> commit: a5dead405f6be1fb80555bdcb77c406bf133fdc8 [12/12] compiler_types.h: Optimize __unqual_scalar_typeof compilation time
> config: i386-randconfig-s002-20200527 (attached as .config)
> compiler: gcc-9 (Debian 9.3.0-13) 9.3.0
> reproduce:
> # apt-get install sparse
> # sparse version: v0.6.1-240-gf0fe1cd9-dirty
> git checkout a5dead405f6be1fb80555bdcb77c406bf133fdc8
> # save the attached .config to linux build tree
> make W=1 C=1 ARCH=i386 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kbuild test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>, old ones prefixed by <<):
I'll say.
Looking@the subject, that broke the 0day bot too. :-)
/me trims it.
Looks like we need __CHECKER__ ifdeffery somewhere but it is too late
for me to think straight so tomorrow...
--
Regards/Gruss,
Boris.
SUSE Software Solutions Germany GmbH, GF: Felix Imendörffer, HRB 36809, AG Nürnberg
WARNING: multiple messages have this Message-ID (diff)
From: Borislav Petkov <bp@suse.de>
To: kbuild test robot <lkp@intel.com>
Cc: Marco Elver <elver@google.com>,
kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
x86@kernel.org
Subject: Re: [tip:locking/kcsan 12/12] /bin/bash: line 1: 61526 Segmentation fault sparse ...
Date: Thu, 28 May 2020 01:54:42 +0200 [thread overview]
Message-ID: <20200527235442.GC1805@zn.tnic> (raw)
In-Reply-To: <202005280727.lXn1VnTw%lkp@intel.com>
On Thu, May 28, 2020 at 07:39:31AM +0800, kbuild test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git locking/kcsan
> head: a5dead405f6be1fb80555bdcb77c406bf133fdc8
> commit: a5dead405f6be1fb80555bdcb77c406bf133fdc8 [12/12] compiler_types.h: Optimize __unqual_scalar_typeof compilation time
> config: i386-randconfig-s002-20200527 (attached as .config)
> compiler: gcc-9 (Debian 9.3.0-13) 9.3.0
> reproduce:
> # apt-get install sparse
> # sparse version: v0.6.1-240-gf0fe1cd9-dirty
> git checkout a5dead405f6be1fb80555bdcb77c406bf133fdc8
> # save the attached .config to linux build tree
> make W=1 C=1 ARCH=i386 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kbuild test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>, old ones prefixed by <<):
I'll say.
Looking at the subject, that broke the 0day bot too. :-)
/me trims it.
Looks like we need __CHECKER__ ifdeffery somewhere but it is too late
for me to think straight so tomorrow...
--
Regards/Gruss,
Boris.
SUSE Software Solutions Germany GmbH, GF: Felix Imendörffer, HRB 36809, AG Nürnberg
next prev parent reply other threads:[~2020-05-27 23:54 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-27 23:39 [tip:locking/kcsan 12/12] /bin/bash: line 1: 61526 Segmentation fault sparse -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ -Wbitwise -Wno-return-void -Wno-unknown-attribute -fdiagnostic-prefix -D__CHECK_ENDIAN__ -D__i386__ --arch=i386 -mlittle-endian -m32 -Wp, -MD, arch/x86/kernel/.dumpstack.o.d -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/9/include -Iarch/x86/include -I./arch/x86/include/generated -Iinclude -I./include -Iarch/x86/include/uapi -I./arch/x86/include/generated/uapi -Iinc kbuild test robot
2020-05-27 23:39 ` [tip:locking/kcsan 12/12] /bin/bash: line 1: 61526 Segmentation fault sparse -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ -Wbitwise -Wno-return-void -Wno-unknown-attribute -fdiagnostic-prefix -D__CHECK_ENDIAN__ -D__i386__ --arch=i386 -mlittle-endian -m32 -Wp,-MD,arch/x86/kernel/.dumpstack.o.d -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/9/include -Iarch/x86/include -I./arch/x86/include/generated -Iinclude -I./include -Iarch/x86/include/uapi -I./arch/x86/include/generated/uapi -Iinclude/uapi -I./include/generated/uapi -include include/linux/kconfig.h -include include/linux/compiler_types.h -D__KERNEL__ -DKBUILD_EXTRA_WARN1 -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE -Werror=implicit-function-declaration -Werror=implicit-int -Wno-format-security -std=gnu89 -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m32 -msoft-float -mregparm=3 -freg-struct-return -fno-pic -mpreferred-stack-boundary=2 -march=i686 -mtune=pentium2 -Wa,-mtune=generic32 -ffreestanding -Wno-sign-compare -fno-asynchronous-unwind-tables -mindirect-branch=thunk-extern -mindirect-branch-register -fno-jump-tables -fno-delete-null-pointer-checks -Wno-frame-address -Wno-format-truncation -Wno-format-overflow -Wno-address-of-packed-member -O2 -Wno-maybe-uninitialized --param=allow-store-data-races=0 -fno-reorder-blocks -fno-ipa-cp-clone -fno-partial-inlining -Wframe-larger-than=8192 -fno-stack-protector -Wno-unused-but-set-variable -Wimplicit-fallthrough -Wno-unused-const-variable -fno-var-tracking-assignments -g -femit-struct-debug-baseonly -fno-var-tracking -pg -mrecord-mcount -mfentry -DCC_USING_FENTRY -fno-inline-functions-called-once -Wdeclaration-after-statement -Wvla -Wno-pointer-sign -Wno-stringop-truncation -fno-strict-overflow -fno-merge-all-constants -fmerge-constants -fno-stack-check -fconserve-stack -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -fmacro-prefix-map== -fcf-protection=none -Wno-packed-not-aligned -Wextra -Wunused -Wno-unused-parameter -Wmissing-declarations -Wmissing-format-attribute -Wmissing-prototypes -Wold-style-definition -Wmissing-include-dirs -Wunused-but-set-variable -Wunused-const-variable -Wpacked-not-aligned -Wstringop-truncation -Wno-missing-field-initializers -Wno-sign-compare -I arch/x86/kernel -I ./arch/x86/kernel -DKBUILD_MODFILE='"arch/x86/kernel/dumpstack"' -DKBUILD_BASENAME='"dumpstack"' -DKBUILD_MODNAME='"dumpstack"' arch/x86/kernel/dumpstack.c kbuild test robot
2020-05-27 23:54 ` Borislav Petkov [this message]
2020-05-27 23:54 ` [tip:locking/kcsan 12/12] /bin/bash: line 1: 61526 Segmentation fault sparse Borislav Petkov
2020-05-28 7:55 ` Peter Zijlstra
2020-05-28 7:55 ` Peter Zijlstra
2020-05-28 7:59 ` Marco Elver
2020-05-28 7:59 ` Marco Elver
2020-05-28 15:22 ` Luc Van Oostenryck
2020-05-28 15:30 ` Marco Elver
2020-05-28 15:30 ` Marco Elver
2020-05-28 15:19 ` [PATCH] add support for _Generic Luc Van Oostenryck
2020-05-28 10:02 ` [tip: locking/kcsan] compiler_types.h: Use unoptimized __unqual_scalar_typeof for sparse tip-bot2 for Marco Elver
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