From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Naresh Kamboju <naresh.kamboju@linaro.org>
Cc: Sasha Levin <sashal@kernel.org>,
linux-stable <stable@vger.kernel.org>,
lkft-triage@lists.linaro.org
Subject: Re: compiler.h:417:38: error: call to '__compiletime_assert_59' declared with attribute error: BUILD_BUG_ON failed: sizeof(_i) > sizeof(long)
Date: Mon, 14 Jun 2021 07:18:41 +0200 [thread overview]
Message-ID: <YMbmsV7JYb7e1CVO@kroah.com> (raw)
In-Reply-To: <CA+G9fYsEwbLh2Tisdmsmb=yThZCmhWi4ZzqearrN_nQXStoJVA@mail.gmail.com>
On Mon, Jun 14, 2021 at 10:24:23AM +0530, Naresh Kamboju wrote:
> On Sun, 13 Jun 2021 at 20:35, Greg Kroah-Hartman
> <gregkh@linuxfoundation.org> wrote:
> >
> > On Sun, Jun 13, 2021 at 08:25:19PM +0530, Naresh Kamboju wrote:
> > > The following error was noticed on stable-rc 5.12, 5.10, 5.4, 4.19,
> > > 4.14, 4.9 and 4.4
> > > for i386 and arm.
> > >
> > > make --silent --keep-going --jobs=8
> > > O=/home/tuxbuild/.cache/tuxmake/builds/current ARCH=arm
> > > CROSS_COMPILE=arm-linux-gnueabihf- 'CC=sccache
> > > arm-linux-gnueabihf-gcc' 'HOSTCC=sccache gcc'
> > > In file included from /builds/linux/include/linux/kernel.h:11,
> > > from /builds/linux/include/linux/list.h:9,
> > > from /builds/linux/include/linux/preempt.h:11,
> > > from /builds/linux/include/linux/hardirq.h:5,
> > > from /builds/linux/include/linux/kvm_host.h:7,
> > > from
> > > /builds/linux/arch/arm/kvm/../../../virt/kvm/kvm_main.c:18:
> > > In function '__gfn_to_hva_memslot',
> > > inlined from '__gfn_to_hva_many.part.6' at
> > > /builds/linux/arch/arm/kvm/../../../virt/kvm/kvm_main.c:1446:9,
> > > inlined from '__gfn_to_hva_many' at
> > > /builds/linux/arch/arm/kvm/../../../virt/kvm/kvm_main.c:1434:22:
> > > /builds/linux/include/linux/compiler.h:417:38: error: call to
> > > '__compiletime_assert_59' declared with attribute error: BUILD_BUG_ON
> > > failed: sizeof(_i) > sizeof(long)
> > > _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
> > > ^
> > > Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
> > >
> > > ref:
> > > https://gitlab.com/Linaro/lkft/mirrors/stable/linux-stable-rc/-/jobs/1342604370#L389
> >
> > Odd. Does Linus's tree have this problem?
> >
> > The only arm changes was in arch/arm/include/asm/cpuidle.h in the tree
> > right now. There are some kvm changes, but they are tiny...
> >
> > Can you bisect this?
>
> The bisect script pointing to,
>
> commit 1aa1b47db53e0a66899d63103b3ac1d7f54816bc
> Author: Paolo Bonzini <pbonzini@redhat.com>
> Date: Tue Jun 8 15:31:42 2021 -0400
> kvm: avoid speculation-based attacks from out-of-range memslot accesses
>
> commit da27a83fd6cc7780fea190e1f5c19e87019da65c upstream.
Ah, so is Linus's tree also broken the same way?
thanks,
greg k-h
next prev parent reply other threads:[~2021-06-14 5:19 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-13 14:55 compiler.h:417:38: error: call to '__compiletime_assert_59' declared with attribute error: BUILD_BUG_ON failed: sizeof(_i) > sizeof(long) Naresh Kamboju
2021-06-13 15:05 ` Greg Kroah-Hartman
2021-06-14 4:54 ` Naresh Kamboju
2021-06-14 5:18 ` Greg Kroah-Hartman [this message]
2021-06-14 6:24 ` Naresh Kamboju
2021-06-14 8:36 ` Greg Kroah-Hartman
2021-06-14 8:40 ` Greg Kroah-Hartman
2021-06-14 9:39 ` Naresh Kamboju
2021-06-14 9:46 ` Greg Kroah-Hartman
2021-06-14 9:56 ` Paolo Bonzini
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