From: Arvind Sankar <nivedita@alum.mit.edu>
To: Borislav Petkov <bp@suse.de>
Cc: Arnd Bergmann <arnd@arndb.de>,
Linus Torvalds <torvalds@linux-foundation.org>,
Arvind Sankar <nivedita@alum.mit.edu>,
Kalle Valo <kvalo@codeaurora.org>,
linux-wireless <linux-wireless@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
the arch/x86 maintainers <x86@kernel.org>,
Nick Desaulniers <ndesaulniers@google.com>,
Kees Cook <keescook@chromium.org>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: gcc-10: kernel stack is corrupted and fails to boot
Date: Wed, 13 May 2020 18:51:08 -0400 [thread overview]
Message-ID: <20200513225108.GA2317231@rani.riverdale.lan> (raw)
In-Reply-To: <20200513222038.GC6733@zn.tnic>
On Thu, May 14, 2020 at 12:20:38AM +0200, Borislav Petkov wrote:
> On Wed, May 13, 2020 at 11:49:49PM +0200, Arnd Bergmann wrote:
> > Right, in particular since Linus started building with gcc-10 already and
> > would likely soon run into that problem if he hasn't already ;-)
>
> Oh noo, we don't want Linus' kernel broken. ;-)
>
> We will send him the fix this weekend.
>
> Looking at that branch:
>
> https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/log/?h=x86/build
>
> I think we can send the whole thing even.
>
> Linus, shout if you'd prefer only the last three commits there:
>
> 950a37078aa0 x86/build: Use $(CONFIG_SHELL)
> f670269a42bf x86: Fix early boot crash on gcc-10, next try
> 73da86741e7f x86/build: Check whether the compiler is sane
>
> but the other three from Masahiro are simple cleanups:
>
> 675a59b7dec6 x86/boot/build: Add phony targets in arch/x86/boot/Makefile to PHONY
> 30ce434e44d7 x86/boot/build: Make 'make bzlilo' not depend on vmlinux or $(obj)/bzImage
> e3c7c1052271 x86/boot/build: Add cpustr.h to targets and remove clean-files
>
> which should be ok to take now too AFAICT.
>
> Thx.
>
> --
> Regards/Gruss,
> Boris.
>
> SUSE Software Solutions Germany GmbH, GF: Felix Imendörffer, HRB 36809, AG Nürnberg
I notice that doesn't add it to start_kernel (init/main.c). That's not
currently affected, but I think we should it add for consistency and
future-proofing, at least for 5.8?
next prev parent reply other threads:[~2020-05-13 22:51 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-09 12:06 [PATCH net-next 1/2] ath10k: fix gcc-10 zero-length-bounds warnings Arnd Bergmann
2020-05-09 12:06 ` [PATCH net-next 2/2] ath10k: fix ath10k_pci struct layout Arnd Bergmann
2020-05-11 12:05 ` Kalle Valo
2020-05-11 12:17 ` Kalle Valo
2020-05-11 12:39 ` Arnd Bergmann
2020-05-13 6:50 ` gcc-10: kernel stack is corrupted and fails to boot Kalle Valo
2020-05-13 8:49 ` Arnd Bergmann
2020-05-13 12:45 ` Kalle Valo
2020-05-13 13:45 ` Arnd Bergmann
2020-05-13 15:31 ` Kalle Valo
2020-05-13 16:00 ` Arnd Bergmann
2020-05-13 16:07 ` David Laight
2020-05-14 9:13 ` Harald Arnesen
2020-05-13 15:48 ` Arvind Sankar
2020-05-13 21:28 ` Arnd Bergmann
2020-05-13 21:41 ` Borislav Petkov
2020-05-13 21:49 ` Arnd Bergmann
2020-05-13 22:20 ` Borislav Petkov
2020-05-13 22:51 ` Arvind Sankar [this message]
2020-05-13 23:13 ` Linus Torvalds
2020-05-13 23:36 ` Borislav Petkov
2020-05-14 0:11 ` Linus Torvalds
2020-05-14 0:51 ` Nick Desaulniers
2020-05-14 2:20 ` Linus Torvalds
2020-05-14 3:50 ` Andy Lutomirski
[not found] ` <CAHk-=wgiGxRgJGS-zyer1C_x2MQUVo6iZn0=aJyuFTqJWk-mpA@mail.gmail.com>
2020-05-14 5:22 ` Arvind Sankar
2020-05-14 8:40 ` Arnd Bergmann
2020-05-14 13:27 ` [PATCH] x86: Fix early boot crash on gcc-10, third try Borislav Petkov
2020-05-14 14:45 ` Kalle Valo
2020-05-14 15:50 ` gcc-10: kernel stack is corrupted and fails to boot Arvind Sankar
2020-05-14 8:11 ` David Laight
2020-05-13 23:07 ` Linus Torvalds
2020-05-09 15:48 ` [PATCH net-next 1/2] ath10k: fix gcc-10 zero-length-bounds warnings Gustavo A. R. Silva
2020-05-11 12:02 ` Kalle Valo
2020-05-11 12:46 ` Arnd Bergmann
2020-05-11 13:09 ` Kalle Valo
2020-05-11 13:47 ` Arnd Bergmann
2020-05-12 7:33 ` Kalle Valo
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