From debbugs-submit-bounces@debbugs.gnu.org Sun Jan 31 10:20:50 2021 Received: (at 46212) by debbugs.gnu.org; 31 Jan 2021 15:20:50 +0000 Received: from localhost ([127.0.0.1]:57693 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1l6EWt-00045s-Lp for submit@debbugs.gnu.org; Sun, 31 Jan 2021 10:20:50 -0500 Received: from eggs.gnu.org ([209.51.188.92]:38666) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1l6EWr-00045g-Qe for 46212@debbugs.gnu.org; Sun, 31 Jan 2021 10:20:46 -0500 Received: from fencepost.gnu.org ([2001:470:142:3::e]:34191) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l6EWm-0001Rw-IY; Sun, 31 Jan 2021 10:20:40 -0500 Received: from [2a01:e0a:1d:7270:af76:b9b:ca24:c465] (port=49932 helo=ribbon) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1l6EWl-00083y-OO; Sun, 31 Jan 2021 10:20:40 -0500 From: =?utf-8?Q?Ludovic_Court=C3=A8s?= To: Christopher Baines Subject: Re: bug#46212: ci.guix.gnu.org narinfos with excessive NarSize References: <87zh0pf9ip.fsf@cbaines.net> Date: Sun, 31 Jan 2021 16:20:38 +0100 In-Reply-To: <87zh0pf9ip.fsf@cbaines.net> (Christopher Baines's message of "Sun, 31 Jan 2021 14:47:42 +0000") Message-ID: <87y2g9nneh.fsf@gnu.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Spam-Score: -0.7 (/) X-Debbugs-Envelope-To: 46212 Cc: Mathieu Othacehe , 46212@debbugs.gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.7 (-) Christopher Baines skribis: > /gnu/store/qln574djfgl8h9glij9id8jips7nnrlw-flightgear-2018.3.5 > NarSize: 18446744072099351584 > > /gnu/store/qhix6afvy2a6n7hlx4qgdns461p8kdnv-repeat-masker-4.1.1 > NarSize: 18446744071612438544 > > /gnu/store/wd9z64xpck56xzf52jwlpg8vb610b0ym-repeat-masker-4.1.1 > NarSize: 18446744071612438544 The key point here is that =E2=80=98narSize=E2=80=99 in the database is neg= ative: --8<---------------cut here---------------start------------->8--- sqlite> select * from validpaths where path =3D '/gnu/store/qhix6afvy2a6n7h= lx4qgdns461p8kdnv-repeat-masker-4.1.1'; 43262123|/gnu/store/qhix6afvy2a6n7hlx4qgdns461p8kdnv-repeat-masker-4.1.1|sh= a256:33328e16d8d83dcf1a6e031598dbc517aff18e6c7ccd55f7894102bab55fcdb9|16118= 49907|/gnu/store/rr532q5fmwj1gafdgk6nhxg9khnbsw3z-repeat-masker-4.1.1.drv|-= 2097113072 --8<---------------cut here---------------end--------------->8--- The actual nar size in this case is just above 2=C2=B3=C2=B9 so most likely= we=E2=80=99re seeing a signed integer wrapping error. I believe this is a very recent regression (the registration data for the item above is Jan. 28th); we have older store items with a correct =E2=80=98narSize=E2=80=99, such as . Thoughts? Ludo=E2=80=99.