linux-kernel - Re: 4.14.9 with CONFIG

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Date:   Sat, 30 Dec 2017 04:32:11 +0300
From:   Alexander Tsoy <alexander@...y.me>
To:     Dave Hansen <dave.hansen@...el.com>, Greg KH <greg@...ah.com>,
        Andy Lutomirski <luto@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...nel.org>
Cc:     Borislav Petkov <bp@...e.de>,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        Borislav Petkov <bp@...en8.de>,
        Borislav Petkov <bpetkov@...e.de>,
        Brian Gerst <brgerst@...il.com>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        David Laight <David.Laight@...lab.com>,
        Denys Vlasenko <dvlasenk@...hat.com>,
        Eduardo Valentin <eduval@...zon.com>,
        Greg KH <gregkh@...uxfoundation.org>,
        "H. Peter Anvin" <hpa@...or.com>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Juergen Gross <jgross@...e.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Rik van Riel <riel@...hat.com>,
        Will Deacon <will.deacon@....com>, aliguori@...zon.com,
        daniel.gruss@...k.tugraz.at, hughd@...gle.com, keescook@...gle.com,
        Kernel Mailing List <linux-kernel@...r.kernel.org>,
        stable <stable@...r.kernel.org>
Subject: Re: 4.14.9 with CONFIG_MCORE2 fails to boot

В Пт, 29/12/2017 в 17:04 -0800, Dave Hansen пишет:
> On 12/29/2017 10:46 AM, Alexander Tsoy wrote:
> > В Пт, 29/12/2017 в 09:32 -0800, Dave Hansen пишет:
> > > Does anyone have the results of build that they can
> > > share?  (vmlinux,
> > > vmlinuz/bzImage, System.map, .config).  That, plus a
> > > corresponding
> > > serial log with an oops would be helpful.
> > 
> > Here you are:
> > https://www.dropbox.com/s/yesupqgig3uxf73/linux-4.15-rc5%2B.tar.xz?
> > dl=0
> 
> Alexander, thanks a bunch for the quick turnaround on this.  It is
> much
> appreciated!

Dave, it turned out that the issue was caused by -fstack-check. See the
thread "4.14.9 doesn't boot (regression)".