From: Willy Tarreau <w@1wt.eu>
To: kernel test robot <lkp@intel.com>
Cc: netdev@vger.kernel.org, kbuild-all@lists.01.org,
Jakub Kicinski <kuba@kernel.org>,
Eric Dumazet <edumazet@google.com>,
Moshe Kol <moshe.kol@mail.huji.ac.il>,
Yossi Gilad <yossi.gilad@mail.huji.ac.il>,
Amit Klein <aksecurity@gmail.com>,
linux-kernel@vger.kernel.org,
"Jason A . Donenfeld" <Jason@zx2c4.com>
Subject: Re: [PATCH net 1/7] secure_seq: return the full 64-bit of the siphash
Date: Wed, 27 Apr 2022 12:07:14 +0200 [thread overview]
Message-ID: <20220427100714.GC1724@1wt.eu> (raw)
In-Reply-To: <202204271705.VrWNPv7n-lkp@intel.com>
On Wed, Apr 27, 2022 at 05:56:41PM +0800, kernel test robot wrote:
> Hi Willy,
>
> I love your patch! Yet something to improve:
>
> [auto build test ERROR on net/master]
>
> url: https://github.com/intel-lab-lkp/linux/commits/Willy-Tarreau/insufficient-TCP-source-port-randomness/20220427-145651
> base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git 71cffebf6358a7f5031f5b208bbdc1cb4db6e539
> config: i386-randconfig-r026-20220425 (https://download.01.org/0day-ci/archive/20220427/202204271705.VrWNPv7n-lkp@intel.com/config)
> compiler: gcc-11 (Debian 11.2.0-20) 11.2.0
> reproduce (this is a W=1 build):
> # https://github.com/intel-lab-lkp/linux/commit/01b26e522b598adf346b809075880feab3dcdc08
> git remote add linux-review https://github.com/intel-lab-lkp/linux
> git fetch --no-tags linux-review Willy-Tarreau/insufficient-TCP-source-port-randomness/20220427-145651
> git checkout 01b26e522b598adf346b809075880feab3dcdc08
> # save the config file
> mkdir build_dir && cp config build_dir/.config
> make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>):
>
> ld: net/ipv4/inet_hashtables.o: in function `__inet_hash_connect':
> >> inet_hashtables.c:(.text+0x187d): undefined reference to `__umoddi3'
Argh! indeed, we spoke about using div_u64_rem() at the beginning and
that one vanished over time. Will respin it.
Thanks,
Willy
next prev parent reply other threads:[~2022-04-27 10:41 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-27 6:52 [PATCH net 0/7] insufficient TCP source port randomness Willy Tarreau
2022-04-27 6:52 ` [PATCH net 1/7] secure_seq: return the full 64-bit of the siphash Willy Tarreau
2022-04-27 9:56 ` kernel test robot
2022-04-27 10:07 ` Willy Tarreau [this message]
2022-04-27 16:35 ` Willy Tarreau
2022-04-27 16:50 ` Eric Dumazet
2022-04-27 16:56 ` Willy Tarreau
2022-04-27 17:18 ` Jason A. Donenfeld
2022-04-27 20:19 ` Willy Tarreau
2022-04-28 1:59 ` kernel test robot
2022-04-27 6:52 ` [PATCH net 2/7] tcp: use different parts of the port_offset for index and offset Willy Tarreau
2022-04-27 6:52 ` [PATCH net 3/7] tcp: resalt the secret every 10 seconds Willy Tarreau
2022-04-27 15:56 ` Stephen Hemminger
2022-04-27 16:21 ` Willy Tarreau
2022-04-27 6:52 ` [PATCH net 4/7] tcp: add small random increments to the source port Willy Tarreau
2022-04-27 6:52 ` [PATCH net 5/7] tcp: dynamically allocate the perturb table used by source ports Willy Tarreau
2022-04-27 6:52 ` [PATCH net 6/7] tcp: increase source port perturb table to 2^16 Willy Tarreau
2022-04-27 8:07 ` David Laight
2022-04-27 8:19 ` Willy Tarreau
2022-04-27 6:52 ` [PATCH net 7/7] tcp: drop the hash_32() part from the index calculation Willy Tarreau
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