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d=suse.de; s=susede2_ed25519; t=1672758790; 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=J/q0XYjWdcHcGHvf2zvFOmE/CmItt9EEwaXdou/KhH8=; b=l6pZyvdCpCtizyaWnlXpWTmbm4Trzo4KW0IcjXXhCcHRsc3yvlRtRly9dkaEwmI/jei2w0 9a44YgN+q3MZRNAQ== 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 898B41390C; Tue, 3 Jan 2023 15:13:10 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id iibJIAZGtGPwYgAAMHmgww (envelope-from ); Tue, 03 Jan 2023 15:13:10 +0000 Date: Tue, 03 Jan 2023 16:13:10 +0100 Message-ID: <87bknfr6rd.wl-tiwai@suse.de> From: Takashi Iwai To: Michael Ralston Subject: Re: USB-Audio regression on behringer UMC404HD In-Reply-To: References: <87zgb0q7x4.wl-tiwai@suse.de> <87sfgrrb5f.wl-tiwai@suse.de> 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=US-ASCII X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alsa-devel@alsa-project.org, regressions@lists.linux.dev, Takashi Iwai , stable@vger.kernel.org, Thorsten Leemhuis Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" On Tue, 03 Jan 2023 16:05:18 +0100, Michael Ralston wrote: > > On Wed, 4 Jan 2023 at 00:38, Takashi Iwai wrote: > > > > Thanks; that's helpful. > > > > Could you try to revert the commit > > 9902b303b5ade208b58f0dd38a09831813582211 > > ALSA: usb-audio: Avoid unnecessary interface change at EP close > as a blind shot? > > > > Also, there has been a series of fixes for other issues, and it might > > be worth to try as well: > > https://lore.kernel.org/r/20230102170759.29610-1-tiwai@suse.de > > > > I built 3 kernels: one with the reverted commit, one with the patches > you linked, and one with both. These builds were based on 6.1.2. > > None of them worked. Also, even though I continued to boot with > snd_usb_audio.dyndbg=+p, none of the kernel logs showed the debug > messages that the other versions did. I'm baffled why this is. That's weird. Is snd_usb_audio driver bound with the device at all? That is, does it appear in /proc/asound/cards? Takashi From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8F0058466 for ; Tue, 3 Jan 2023 15:13:12 +0000 (UTC) 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-out2.suse.de (Postfix) with ESMTPS id B422867A50; Tue, 3 Jan 2023 15:13:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1672758790; 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=J/q0XYjWdcHcGHvf2zvFOmE/CmItt9EEwaXdou/KhH8=; b=hQs+sGmQcm2RbaGaJhnN3eAUr3OuguTcxtUHSRFK+7nKTWQuuT8RXeHFYTxgEPOe30Ei70 E+mY8bDqjtis2cmOjHL9dKJNsonV/fne2f33UU6fSz7hky6TQNH/WO1kYQ4CW0wnijA6O0 e3KbnAZUNQko0kL5w+qAu4EYpDoiPpc= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1672758790; 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=J/q0XYjWdcHcGHvf2zvFOmE/CmItt9EEwaXdou/KhH8=; b=l6pZyvdCpCtizyaWnlXpWTmbm4Trzo4KW0IcjXXhCcHRsc3yvlRtRly9dkaEwmI/jei2w0 9a44YgN+q3MZRNAQ== 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 898B41390C; Tue, 3 Jan 2023 15:13:10 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id iibJIAZGtGPwYgAAMHmgww (envelope-from ); Tue, 03 Jan 2023 15:13:10 +0000 Date: Tue, 03 Jan 2023 16:13:10 +0100 Message-ID: <87bknfr6rd.wl-tiwai@suse.de> From: Takashi Iwai To: Michael Ralston Cc: Thorsten Leemhuis , alsa-devel@alsa-project.org, regressions@lists.linux.dev, stable@vger.kernel.org, Jaroslav Kysela , Takashi Iwai Subject: Re: USB-Audio regression on behringer UMC404HD In-Reply-To: References: <87zgb0q7x4.wl-tiwai@suse.de> <87sfgrrb5f.wl-tiwai@suse.de> User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/27.2 Mule/6.0 Precedence: bulk X-Mailing-List: regressions@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII On Tue, 03 Jan 2023 16:05:18 +0100, Michael Ralston wrote: > > On Wed, 4 Jan 2023 at 00:38, Takashi Iwai wrote: > > > > Thanks; that's helpful. > > > > Could you try to revert the commit > > 9902b303b5ade208b58f0dd38a09831813582211 > > ALSA: usb-audio: Avoid unnecessary interface change at EP close > as a blind shot? > > > > Also, there has been a series of fixes for other issues, and it might > > be worth to try as well: > > https://lore.kernel.org/r/20230102170759.29610-1-tiwai@suse.de > > > > I built 3 kernels: one with the reverted commit, one with the patches > you linked, and one with both. These builds were based on 6.1.2. > > None of them worked. Also, even though I continued to boot with > snd_usb_audio.dyndbg=+p, none of the kernel logs showed the debug > messages that the other versions did. I'm baffled why this is. That's weird. Is snd_usb_audio driver bound with the device at all? That is, does it appear in /proc/asound/cards? Takashi