Re: [GIT PULL] overflow updates for v5.15-rc1
From: Mark Brown
Date: Mon Sep 06 2021 - 07:44:32 EST
On Sun, Sep 05, 2021 at 11:31:44AM -0700, Kees Cook wrote:
> On Sun, Sep 05, 2021 at 10:36:22AM -0700, Linus Torvalds wrote:
> > > Yeech. Yeah, no, that was not expected at all. I even did test merge builds against your latest tree before sending the Pull Request. This has been in -next for weeks, too.
> > Sadly, I don't think linux-next checks for warnings.
> Oh, I thought I'd gotten such reports from sfr before, but certainly the
> 0day bot and others have yelled loudly about new warnings (from earlier
> iterations of this series in -next).
Yes, Stephen will report new warnings in the configs he tested and
there's a bunch of people who like to go around fixing warnings whenever
they do appear though only in the more common configurations.
> > > What was the build environment?
> > This is actually just bog-standard gcc-11.2 from F34, and an allmodconfig build.
> Ah, fun. Yeah, I'm behind on versions, it seems. Default gcc version on
> latest stable Ubuntu release is 10.3. I will go retest on the devel
If you're looking for coverage on this stuff it's also good to check
with clang as well, it's sufficiently different that it often triggers
extra stuff (eg, turning on -Werror broke i386 allmodconfig for clang-10
since that triggers some stack frame size warnings which are now
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