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Re: execve E2BIG (Argument list too long)

From: Greg Wooledge
Subject: Re: execve E2BIG (Argument list too long)
Date: Wed, 30 Sep 2020 11:01:58 -0400
User-agent: Mutt/1.10.1 (2018-07-13)

On Wed, Sep 30, 2020 at 09:12:30AM +0200, Michael Green wrote:
> seq 1 40000 | xargs ./bash_bug
> BEGIN: bash_bug
> --------------------------------------
> #!/usr/bin/env bash
> . "exists_or_not"
> export A123456789012345="${BASH_ARGV[*]}"
> mkdir -p /tmp/foobar
> perl -E 'say "hello world"' 'foo' 'bar'
> --------------------------------------
> END bash_bug

Why do you consider this to be a bug in bash?  You've asked your operating
system to run a command (mkdir or perl) with an environment that exceeds
the size the kernel will permit.  The kernel gives you the error.

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