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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AEA95C761AF for ; Thu, 30 Mar 2023 06:30:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230250AbjC3GaW (ORCPT ); Thu, 30 Mar 2023 02:30:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52486 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229529AbjC3GaU (ORCPT ); Thu, 30 Mar 2023 02:30:20 -0400 Received: from smtp-out1.suse.de (smtp-out1.suse.de [195.135.220.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AE6684ED2; Wed, 29 Mar 2023 23:30:19 -0700 (PDT) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id 38DFB21ACB; Thu, 30 Mar 2023 06:30:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1680157818; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=lPdUL7qsCC5+xZw5fm9Qxx3Ah7+ai3R7LDJZ+y2oQ5M=; b=vWoXmQ4r6gReR9gXr7IlAMvNNzEL+/vGjugdoeKOYolj7qENuhhBs7MJqpWUtcBJPDJ6u2 a2zSvUBOPhAWDiOCappyC2SeQG9Q4my8MSheNF8A15F5xfh1bW1NDI4KeIR9wNiyYEZr9T D/bCjfn/s5lmxaxzCVgFyY9kCXPF+LQ= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1680157818; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=lPdUL7qsCC5+xZw5fm9Qxx3Ah7+ai3R7LDJZ+y2oQ5M=; b=VNhpj/+xmy/ycFf3JWfM1xQ/qc9MtV1rddXogg2OzUf6F+fV2ogV9sIQu0UTRjyBGih+nx hgT8+WRvcV4OJKDg== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id EF5CF138FF; Thu, 30 Mar 2023 06:30:17 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id SL5tOXksJWTZWwAAMHmgww (envelope-from ); Thu, 30 Mar 2023 06:30:17 +0000 Date: Thu, 30 Mar 2023 08:30:17 +0200 Message-ID: <87wn2yn43q.wl-tiwai@suse.de> From: Takashi Iwai To: Jakub Kicinski Cc: Takashi Iwai , Sasha Neftin , Bagas Sanjaya , Paul Menzel , Jesse Brandeburg , Tony Nguyen , netdev@vger.kernel.org, intel-wired-lan@lists.osuosl.org, regressions@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [Intel-wired-lan] [REGRESSION] e1000e probe/link detection fails since 6.2 kernel In-Reply-To: <20230329121232.7873ad95@kernel.org> References: <87jzz13v7i.wl-tiwai@suse.de> <652a9a96-f499-f31f-2a55-3c80b6ac9c75@molgen.mpg.de> <87a5zwosd7.wl-tiwai@suse.de> <20230329121232.7873ad95@kernel.org> User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/27.2 Mule/6.0 MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=ISO-2022-JP Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 29 Mar 2023 21:12:32 +0200, Jakub Kicinski wrote: > > On Wed, 29 Mar 2023 10:48:36 +0200 Takashi Iwai wrote: > > On Wed, 29 Mar 2023 10:40:44 +0200, > > Bagas Sanjaya wrote: > > > > > > On Tue, Mar 28, 2023 at 04:39:01PM +0200, Paul Menzel wrote: > > > > Does openSUSE Tumbleweed make it easy to bisect the regression at least on > > > > “rc level”? It be great if narrow it more down, so we know it for example > > > > regressed in 6.2-rc7. > > > > > > > > > > Alternatively, can you do bisection using kernel sources from Linus's > > > tree (git required)? > > > > That'll be a last resort, if no one has idea at all :) > > I had a quick look yesterday, there's only ~6 or so commits to e1000e. > Should be a fairly quick bisection, hopefully? *IFF* it's an e1000e-specific bug, right? Through a quick glance, the only significant change in e1000e is the commit 1060707e3809 ptp: introduce helpers to adjust by scaled parts per million Others are only for MTP/ADP and new devices, which must be irrelevant. The tracing must be irrelevant, and the kmap change must be OK. Can 1060707e3809 be the cause of such a bug? thanks, Takashi