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Date: Thu, 4 Sep 2014 03:35:45 -0400
From: Rich Felker <>
Subject: Re: segfaults on mips

On Thu, Sep 04, 2014 at 03:07:57PM +0800, Рысь wrote:
> Hi list!
> Not a really blocking bug but I was wondering why cross compiled
> musl for embedded wrt system is segfaults with this:
> % ./strace ./ 
> execve("./", ["./"], [/* 10 vars */]) = 0
> --- {si_signo=SIGSEGV, si_code=SI_USER, si_errno=EPERM, si_addr=0x4} (Segmentation fault) ---
> +++ killed by SIGSEGV +++
> Segmentation fault
> A strange segfault with EPERM.
> The target is mips2 bigendian router, specifically it is ar9331 SoC.
> This is how file reports on ELF 32-bit MSB shared object,
> MIPS, MIPS-I version 1 (SYSV), dynamically linked, not stripped
> Such a trouble I had once when system enforced mmap_min_addr,
> however there it has default value.
> The toolchain is somewhat old: gcc 4.2.1, binutils but
> confirmed working and stable.
> Musl is 1.1.4.
> What else can cause this?

Could you attach the output of readelf -a I'm guessing the
problem is a broken linker that's accepting the option but not
actually honoring -Bsymbolic-functions, or another toolchain related


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