From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 65005C4332D for ; Thu, 19 Mar 2020 21:24:09 +0000 (UTC) Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 20C0E2072C for ; Thu, 19 Mar 2020 21:24:09 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 20C0E2072C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=denx.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=cip-dev-bounces@lists.cip-project.org Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id F1163857D1; Thu, 19 Mar 2020 21:24:08 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id gH00MpANboBU; Thu, 19 Mar 2020 21:24:08 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by fraxinus.osuosl.org (Postfix) with ESMTP id 2209C86E41; Thu, 19 Mar 2020 21:24:08 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 1039DC07FF; Thu, 19 Mar 2020 21:24:08 +0000 (UTC) Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138]) by lists.linuxfoundation.org (Postfix) with ESMTP id 71685C07FF for ; Thu, 19 Mar 2020 21:24:06 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by whitealder.osuosl.org (Postfix) with ESMTP id 6084888146 for ; Thu, 19 Mar 2020 21:24:06 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from whitealder.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Fr7vULleSooD for ; Thu, 19 Mar 2020 21:24:03 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from jabberwock.ucw.cz (jabberwock.ucw.cz [46.255.230.98]) by whitealder.osuosl.org (Postfix) with ESMTPS id 4B1A288120 for ; Thu, 19 Mar 2020 21:24:03 +0000 (UTC) Received: by jabberwock.ucw.cz (Postfix, from userid 1017) id 1B5C81C0320; Thu, 19 Mar 2020 22:23:59 +0100 (CET) Date: Thu, 19 Mar 2020 22:23:58 +0100 From: Pavel Machek To: Ben Hutchings Message-ID: <20200319212357.GA28591@duo.ucw.cz> References: <20200319110524.GA8475@duo.ucw.cz> <5f2a3e394d6a5e9bc8b9e05df0b17c758c9c46fb.camel@codethink.co.uk> MIME-Version: 1.0 In-Reply-To: <5f2a3e394d6a5e9bc8b9e05df0b17c758c9c46fb.camel@codethink.co.uk> User-Agent: Mutt/1.10.1 (2018-07-13) Cc: "cip-dev@lists.cip-project.org" Subject: Re: [cip-dev] realtime on de0-nano bisection X-BeenThere: cip-dev@lists.cip-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============3477853244801550388==" Errors-To: cip-dev-bounces@lists.cip-project.org Sender: "cip-dev" --===============3477853244801550388== Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="qDbXVdCdHGoSgWSk" Content-Disposition: inline --qDbXVdCdHGoSgWSk Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! > > > From: cip-dev On Behalf Of Ch= ris > > > Paterson > > > Sent: 19 March 2020 11:23 > > >=20 > > > Hello Pavel, > > >=20 > > > > From: Pavel Machek > > > > Sent: 19 March 2020 11:05 > [...] > > > > like tests are unreliable (and even my basic assumptions may be wor= th > > > > re-testing). > > > >=20 > > > > Can you help? I'll be away from console for a few hours now. > > >=20 > > > I'll get bisecting. > >=20 > > Last 'good' patch is: 2089f853a8c3 ("drm/i915: disable tracing on > > -RT") > > The first 'bad' path is: c82fe0af5e58 ("drm/i915: skip > > DRM_I915_LOW_LEVEL_TRACEPOINTS with NOTRACE") > >=20 > > Don't ask me why c82fe0af5e58 causes a boot issue on the de0-nano > > board but at least it's a starting point for you. > [...] >=20 > When bisection finds a commit touching code that you're not even > building, the answer should not be "don't ask me why" but "this is not > a reproducible bug". That's my job, I guess. I asked for bisect and got bisect (thanks!). And yes, I have to agree: In the meantime: https://gitlab.com/cip-project/cip-kernel/linux-cip/-/jobs/478548891 https://lava.ciplatform.org/scheduler/job/13037 So yes, it seems this is not reproducible. Is it easy to make the test run .. say 5 times? I'm starting to suspect pick fc9f4631a290 irqwork: push most work into softirq context Best regards, Pavel --=20 DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany --qDbXVdCdHGoSgWSk Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQRPfPO7r0eAhk010v0w5/Bqldv68gUCXnPi7QAKCRAw5/Bqldv6 8vb7AKCKLT4biw/nbyaA089nKBTOJ5nFrwCgrWTpM86zJyuIV+IitrkJWh41zLk= =Help -----END PGP SIGNATURE----- --qDbXVdCdHGoSgWSk-- --===============3477853244801550388== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ cip-dev mailing list cip-dev@lists.cip-project.org https://lists.cip-project.org/mailman/listinfo/cip-dev --===============3477853244801550388==--