linux-kernel - Re: [net PATCH 1/2] selftests: net: lib: fix broken ping with coreutils ping util

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20241130154307.cskk55ecltjkinqz@skbuf>
Date: Sat, 30 Nov 2024 17:43:07 +0200
From: Vladimir Oltean <vladimir.oltean@....com>
To: Christian Marangi <ansuelsmth@...il.com>
Cc: "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Shuah Khan <shuah@...nel.org>, Petr Machata <petrm@...dia.com>,
	Benjamin Poirier <bpoirier@...dia.com>,
	Hangbin Liu <liuhangbin@...il.com>, Jiri Pirko <jiri@...nulli.us>,
	Ido Schimmel <idosch@...dia.com>, netdev@...r.kernel.org,
	linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
	stable@...r.kernel.org
Subject: Re: [net PATCH 1/2] selftests: net: lib: fix broken ping with
 coreutils ping util

On Sat, Nov 30, 2024 at 12:33:09PM +0100, Christian Marangi wrote:
> If the coreutils variant of ping is used instead of the busybox one, the
> ping_do() command is broken. This comes by the fact that for coreutils
> ping, the ping IP needs to be the very last elements.
> 
> To handle this, reorder the ping args and make $dip last element.
> 
> The use of coreutils ping might be useful for case where busybox is not
> compiled with float interval support and ping command doesn't support
> 0.1 interval. (in such case a dedicated ping utility is installed
> instead)
> 
> Cc: stable@...r.kernel.org
> Fixes: 73bae6736b6b ("selftests: forwarding: Add initial testing framework")
> Signed-off-by: Christian Marangi <ansuelsmth@...il.com>
> ---

Do you mean the other way around? that the busybox ping is the broken one?
And by coreutils ping, you actually mean iputils ping, right?