From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from wp530.webpack.hosteurope.de (wp530.webpack.hosteurope.de [80.237.130.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7769F2C9D for ; Fri, 3 Dec 2021 10:40:16 +0000 (UTC) Received: from ip4d173d4a.dynamic.kabel-deutschland.de ([77.23.61.74] helo=[192.168.66.200]); authenticated by wp530.webpack.hosteurope.de running ExIM with esmtpsa (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) id 1mt5z3-00055G-Es; Fri, 03 Dec 2021 11:40:05 +0100 Message-ID: Date: Fri, 3 Dec 2021 11:40:04 +0100 Precedence: bulk X-Mailing-List: regressions@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.3.0 Subject: Re: 5.15 regression: CONFIG_SYSFB_SIMPLEFB breaks console scrolling Content-Language: en-BW From: Thorsten Leemhuis To: Harald Dunkel , Javier Martinez Canillas Cc: Kernel Mailing List , dri-devel@lists.freedesktop.org, Thomas Zimmermann , "regressions@lists.linux.dev" References: <4bf94684-6410-db9f-5bec-ea0540a2ea76@leemhuis.info> In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-bounce-key: webpack.hosteurope.de;regressions@leemhuis.info;1638528016;18470835; X-HE-SMSGID: 1mt5z3-00055G-Es On 25.11.21 13:00, Thorsten Leemhuis wrote: > On 21.11.21 12:47, Thorsten Leemhuis wrote: >> Hi, this is your Linux kernel regression tracker speaking. > /me again and again :-D >> On 16.11.21 05:52, Harald Dunkel wrote: >>> >>> if I enable CONFIG_SYSFB_SIMPLEFB in 5.15.2 and use grub's default >>> configuration >>> (Debian sid amd64), then a few lines at the bottom of /dev/tty1 including >>> login prompt are off-screen. Scrolling is broken. I can login, though. >>> >>> Enabling GRUB_TERMINAL=console in grub doesn't make a difference. Using >>> the same kernel except for CONFIG_SYSFB_SIMPLEFB the problem is gone. >>> >>> Graphics card is a GeForce GTX 1650. I tried with both CONFIG_DRM_NOUVEAU >>> and proprietary graphics drivers disabled. >>> >>> Attached you can find the config file. Please mail if I can help to track >>> this problem down. >> >> Thx for the report. I'm not totally sure if this is a regression, as >> that's a new config option. But it might be one considered a successor >> to an older one, hence it might count as regression. Adding two >> developers and a mailing list to the CC, hopefully someone can clarify. > > Javier, I'd be interested in your option on this. > > Harald, did you have CONFIG_X86_SYSFB enabled in earlier kernel versions > (and did console scrolling work then)? The answer would help me to > decide if this a regression, as those ideally should be fixed as quickly > as possible. Harald, a reply would have been very helpful; I wonder if Javier is waiting for the answer, too. If I get none in the next few days I guess I'll drop this from the list of tracked regressions. Ciao, Thorsten #regzbot ignore-activity >> TWIMC: To be sure this issue doesn't fall through the cracks unnoticed, >> I'm adding it to regzbot, my Linux kernel regression tracking bot: >> >> #regzbot ^introduced 8633ef82f101c040427b57d4df7b706261420b94 >> #regzbot title CONFIG_SYSFB_SIMPLEFB breaks console scrolling >> #regzbot ignore-activity >> >> Ciao, Thorsten, your Linux kernel regression tracker. >> >> P.S.: If you want to know more about regzbot, check out its >> web-interface, the getting start guide, and/or the references documentation: >> >> https://linux-regtracking.leemhuis.info/regzbot/ >> https://gitlab.com/knurd42/regzbot/-/blob/main/docs/getting_started.md >> https://gitlab.com/knurd42/regzbot/-/blob/main/docs/reference.md >> >> The last two documents will explain how you can interact with regzbot >> yourself if your want to. >> >> Hint for the reporter: when reporting a regression it's in your interest >> to tell #regzbot about it in the report, as that will ensure the >> regression gets on the radar of regzbot and the regression tracker. >> That's in your interest, as they will make sure the report won't fall >> through the cracks unnoticed. >> >> Hint for developers: you normally don't need to care about regzbot, just >> fix the issue as you normally would. Just remember to include a 'Link:' >> tag to the report in the commit message, as explained in >> Documentation/process/submitting-patches.rst >> That aspect was recently was made more explicit in commit 1f57bd42b77c: >> https://git.kernel.org/linus/1f57bd42b77c > > #regzbot title drm: CONFIG_SYSFB_SIMPLEFB breaks console scrolling > > > > 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B8086C433EF for ; Fri, 3 Dec 2021 10:40:16 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id EB2F86EE5C; Fri, 3 Dec 2021 10:40:15 +0000 (UTC) Received: from wp530.webpack.hosteurope.de (wp530.webpack.hosteurope.de [IPv6:2a01:488:42:1000:50ed:8234::]) by gabe.freedesktop.org (Postfix) with ESMTPS id 49E5E6EE5C for ; Fri, 3 Dec 2021 10:40:14 +0000 (UTC) Received: from ip4d173d4a.dynamic.kabel-deutschland.de ([77.23.61.74] helo=[192.168.66.200]); authenticated by wp530.webpack.hosteurope.de running ExIM with esmtpsa (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) id 1mt5z3-00055G-Es; Fri, 03 Dec 2021 11:40:05 +0100 Message-ID: Date: Fri, 3 Dec 2021 11:40:04 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.3.0 Subject: Re: 5.15 regression: CONFIG_SYSFB_SIMPLEFB breaks console scrolling Content-Language: en-BW From: Thorsten Leemhuis To: Harald Dunkel , Javier Martinez Canillas References: <4bf94684-6410-db9f-5bec-ea0540a2ea76@leemhuis.info> In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-bounce-key: webpack.hosteurope.de; regressions@leemhuis.info; 1638528014; 1e8bf9e5; X-HE-SMSGID: 1mt5z3-00055G-Es X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Thomas Zimmermann , Kernel Mailing List , dri-devel@lists.freedesktop.org, "regressions@lists.linux.dev" Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On 25.11.21 13:00, Thorsten Leemhuis wrote: > On 21.11.21 12:47, Thorsten Leemhuis wrote: >> Hi, this is your Linux kernel regression tracker speaking. > /me again and again :-D >> On 16.11.21 05:52, Harald Dunkel wrote: >>> >>> if I enable CONFIG_SYSFB_SIMPLEFB in 5.15.2 and use grub's default >>> configuration >>> (Debian sid amd64), then a few lines at the bottom of /dev/tty1 including >>> login prompt are off-screen. Scrolling is broken. I can login, though. >>> >>> Enabling GRUB_TERMINAL=console in grub doesn't make a difference. Using >>> the same kernel except for CONFIG_SYSFB_SIMPLEFB the problem is gone. >>> >>> Graphics card is a GeForce GTX 1650. I tried with both CONFIG_DRM_NOUVEAU >>> and proprietary graphics drivers disabled. >>> >>> Attached you can find the config file. Please mail if I can help to track >>> this problem down. >> >> Thx for the report. I'm not totally sure if this is a regression, as >> that's a new config option. But it might be one considered a successor >> to an older one, hence it might count as regression. Adding two >> developers and a mailing list to the CC, hopefully someone can clarify. > > Javier, I'd be interested in your option on this. > > Harald, did you have CONFIG_X86_SYSFB enabled in earlier kernel versions > (and did console scrolling work then)? The answer would help me to > decide if this a regression, as those ideally should be fixed as quickly > as possible. Harald, a reply would have been very helpful; I wonder if Javier is waiting for the answer, too. If I get none in the next few days I guess I'll drop this from the list of tracked regressions. Ciao, Thorsten #regzbot ignore-activity >> TWIMC: To be sure this issue doesn't fall through the cracks unnoticed, >> I'm adding it to regzbot, my Linux kernel regression tracking bot: >> >> #regzbot ^introduced 8633ef82f101c040427b57d4df7b706261420b94 >> #regzbot title CONFIG_SYSFB_SIMPLEFB breaks console scrolling >> #regzbot ignore-activity >> >> Ciao, Thorsten, your Linux kernel regression tracker. >> >> P.S.: If you want to know more about regzbot, check out its >> web-interface, the getting start guide, and/or the references documentation: >> >> https://linux-regtracking.leemhuis.info/regzbot/ >> https://gitlab.com/knurd42/regzbot/-/blob/main/docs/getting_started.md >> https://gitlab.com/knurd42/regzbot/-/blob/main/docs/reference.md >> >> The last two documents will explain how you can interact with regzbot >> yourself if your want to. >> >> Hint for the reporter: when reporting a regression it's in your interest >> to tell #regzbot about it in the report, as that will ensure the >> regression gets on the radar of regzbot and the regression tracker. >> That's in your interest, as they will make sure the report won't fall >> through the cracks unnoticed. >> >> Hint for developers: you normally don't need to care about regzbot, just >> fix the issue as you normally would. Just remember to include a 'Link:' >> tag to the report in the commit message, as explained in >> Documentation/process/submitting-patches.rst >> That aspect was recently was made more explicit in commit 1f57bd42b77c: >> https://git.kernel.org/linus/1f57bd42b77c > > #regzbot title drm: CONFIG_SYSFB_SIMPLEFB breaks console scrolling > > > >