netdev - Re: ERROR: "__umoddi3" [drivers/net/ethernet/mellanox/mlx5/core/mlx5

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: <20190930154535.GC22120@unicorn.suse.cz>
Date:   Mon, 30 Sep 2019 17:45:35 +0200
From:   Michal Kubecek <mkubecek@...e.cz>
To:     Borislav Petkov <bp@...en8.de>
Cc:     linux-rdma@...r.kernel.org, Saeed Mahameed <saeedm@...lanox.com>,
        Leon Romanovsky <leon@...nel.org>, netdev@...r.kernel.org,
        lkml <linux-kernel@...r.kernel.org>
Subject: Re: ERROR: "__umoddi3"
 [drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.ko] undefined!

On Mon, Sep 30, 2019 at 04:13:17PM +0200, Borislav Petkov wrote:
> I'm seeing this on i386 allyesconfig builds of current Linus master:
> 
> ERROR: "__umoddi3" [drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.ko] undefined!
> make[1]: *** [__modpost] Error 1
> make: *** [modules] Error 2

This is usually result of dividing (or modulo) by a 64-bit integer. Can
you identify where (file and line number) is the __umoddi3() call
generated?

Michal