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Date: Sat, 27 Jan 2018 11:45:17 -0500
From: Rich Felker <dalias@...c.org>
To: musl@...ts.openwall.com
Subject: Re: problem compiling bash-3.2.57 bash-4.4.12, seg fault

On Sat, Jan 27, 2018 at 08:19:55AM -0800, Po-yi Wang wrote:
> hi
> 
> i am attempting to statically compile bash-3.2.57 or bash-4.4.12, with
>  gcc-4.0.4 binutils-2.24 and musl-1.1.18 musl-gcc wrapper.
> (seg fault occurred on arm target)(musl compiled with -g3)

What configure command line did you use? By default bash uses (or at
least used to use) its own broken malloc replacement that's
incompatible with musl (and inherently UB). You need to disable that.
Look at the build recipe from any distro using musl, like:

https://git.alpinelinux.org/cgit/aports/tree/main/bash/APKBUILD?id=v3.7.0#n72

Rich

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