linux-kernel - Re: [EXT] Re: [PATCH v9 00/24] ILP32 for ARM64

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Message-ID: <MN2PR18MB30865B950D85C6463EB0E1D4CB0F0@MN2PR18MB3086.namprd18.prod.outlook.com>
Date:   Mon, 13 May 2019 20:16:17 +0000
From:   Yuri Norov <ynorov@...vell.com>
To:     Andreas Schwab <schwab@...e.de>, Yury Norov <yury.norov@...il.com>,
        "ltp@...ts.linux.it" <ltp@...ts.linux.it>
CC:     Yury Norov <ynorov@...iumnetworks.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Arnd Bergmann <arnd@...db.de>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
        "linux-arch@...r.kernel.org" <linux-arch@...r.kernel.org>,
        "linux-api@...r.kernel.org" <linux-api@...r.kernel.org>,
        Adam Borowski <kilobyte@...band.pl>,
        "Alexander Graf" <agraf@...e.de>,
        Alexey Klimov <klimov.linux@...il.com>,
        Andrew Pinski <pinskia@...il.com>,
        Bamvor Zhangjian <bamv2005@...il.com>,
        Chris Metcalf <cmetcalf@...lanox.com>,
        Christoph Muellner <christoph.muellner@...obroma-systems.com>,
        Dave Martin <Dave.Martin@....com>,
        "David S . Miller" <davem@...emloft.net>,
        "Florian Weimer" <fweimer@...hat.com>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        James Hogan <james.hogan@...tec.com>,
        James Morse <james.morse@....com>,
        Joseph Myers <joseph@...esourcery.com>,
        Lin Yongting <linyongting@...wei.com>,
        "Manuel Montezelo" <manuel.montezelo@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Martin Schwidefsky <schwidefsky@...ibm.com>,
        Maxim Kuvyrkov <maxim.kuvyrkov@...aro.org>,
        Nathan_Lynch <Nathan_Lynch@...tor.com>,
        "Philipp Tomsich" <philipp.tomsich@...obroma-systems.com>,
        Prasun Kapoor <Prasun.Kapoor@...iumnetworks.com>,
        Ramana Radhakrishnan <ramana.gcc@...glemail.com>,
        Steve Ellcey <sellcey@...iumnetworks.com>,
        Szabolcs Nagy <szabolcs.nagy@....com>
Subject: Re: [EXT] Re: [PATCH v9 00/24] ILP32 for ARM64

+ ltp@...ts.linux.it

> There is a problem with the stack size accounting during execve when
> there is no stack limit:
>
> $ ulimit -s
> 8192
> $ ./hello.ilp32 
> Hello World!
> $ ulimit -s unlimited
> $ ./hello.ilp32 
> Segmentation fault
> $ strace ./hello.ilp32 
> execve("./hello.ilp32", ["./hello.ilp32"], 0xfffff10548f0 /* 77 vars */) = -1 ENOMEM (Cannot allocate memory)
> +++ killed by SIGSEGV +++
> Segmentation fault (core dumped)
>
> Andreas.

Thanks Andreas, I will take a look. Do we have such test in LTP?
    
Yury