From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp-out1.suse.de (smtp-out1.suse.de [195.135.223.130]) (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 5E5AB334C27; Wed, 19 Aug 2026 13:00:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=195.135.223.130 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787144410; cv=none; b=Q9OjQF8bZuPvrdem/xrjDsGM8Vog3LGHBEUiFDa2TbTLYSo01pdApF0NMJNAOYHUT1ltw2C9ZvygPlGam6BooI0Py8rjbuXlwvfa8rYvHuHHeVux7NsvqURNK66mfIH+cO4Ddv+bg2/yIswjtRthm767lfwCC2BzKYlaA822ovU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787144410; c=relaxed/simple; bh=EN8Gh8VfweWfPGEddL0wLrrliCVL7IyQqAfuidyTZw4=; h=Date:Message-ID:From:To:Cc:Subject:In-Reply-To:References: MIME-Version:Content-Type; b=kNUAc3hYGoE9C5yD/3AbbRT7HbYNrmAFt86yaUK3nrY/omnhyXs+2QNR8qS0OGiQayaHol3sg+6vOV0hl6zS7H1JqlUS7h8G4B4Whif1iSKpDKPutTEqwa6j9krBVFvsgALvsditU1Fys+pKGftae0uMweV4c384xajiAphciqA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=suse.de; spf=pass smtp.mailfrom=suse.de; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b=nEWjIADU; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b=hsBbi3kO; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b=IkySRKmb; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b=EJNhs4lY; arc=none smtp.client-ip=195.135.223.130 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=suse.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=suse.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b="nEWjIADU"; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b="hsBbi3kO"; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b="IkySRKmb"; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b="EJNhs4lY" Received: from imap1.dmz-prg2.suse.org (imap1.dmz-prg2.suse.org [IPv6:2a07:de40:b281:104:10:150:64:97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id 3DE8884B39; Wed, 19 Aug 2026 12:59:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1787144402; 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=RDzbryDO1VZ0iYseZWI7ZF0JiUZaqWk/yCIhcRy0qNw=; b=nEWjIADUVy281gPTAw8BibeCqPug4B6/CkqdwYe8Io09wxmObMVmcYymJeA3C74PMZ+YqP yM6245mzzy9tzB8MuAjtJYwO5WcKBRcp+K0ouHSSOHGgHx1YX+jelLRfzVyiBufqFsAy9Q sl9r5VhaIv5ou9Jq/hh2I1CPNfhewsM= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1787144402; 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=RDzbryDO1VZ0iYseZWI7ZF0JiUZaqWk/yCIhcRy0qNw=; b=hsBbi3kOBYBkUGjtOeAfNyULSkpxaOI2PvHC1PQjBkljOv3fZrRT/sqctw8ju8Dwkafn5c b6PllJIyGhLQrJBA== Authentication-Results: smtp-out1.suse.de; dkim=pass header.d=suse.de header.s=susede2_rsa header.b=IkySRKmb; dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b=EJNhs4lY DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1787144398; 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=RDzbryDO1VZ0iYseZWI7ZF0JiUZaqWk/yCIhcRy0qNw=; b=IkySRKmb4o6U51JQicRwJWuyQIqA7r9h0TXdl4XU2Q7xRHlarFf/3t6+5jDb+lqUYoEsWV zonu8AZNF4Fdxi1DP1ls8YSnnHWv+ftLv7yuwj24tfXAs2vyk6vvea5J5saU1lDwn0SJY+ LSNF77F4A8DqDh8cU4TuepYM8kJrAW0= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1787144398; 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=RDzbryDO1VZ0iYseZWI7ZF0JiUZaqWk/yCIhcRy0qNw=; b=EJNhs4lYNjpdNeep5jqo/9gSFKx8RGldCDSArwwCrnSrZV4nBjHR73sPg7X+BIfDGH2zZS 0ueOk4C7UzcgKdCw== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id 0B8E62F81; Wed, 19 Aug 2026 12:59:58 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id Ea6jAc6ohWoxLgAAD6G6ig (envelope-from ); Wed, 19 Aug 2026 12:59:58 +0000 Date: Wed, 19 Aug 2026 14:59:57 +0200 Message-ID: <87ecfunu42.wl-tiwai@suse.de> From: Takashi Iwai To: Runyu Xiao Cc: Jaroslav Kysela , Takashi Iwai , linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Jianhao Xu Subject: Re: [PATCH] ALSA: pcxhr: initialize mutexes before requesting threaded IRQ In-Reply-To: <20260818144717.2269918-1-runyu.xiao@seu.edu.cn> References: <20260818144717.2269918-1-runyu.xiao@seu.edu.cn> User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/30.2 Mule/6.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org 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 X-Spamd-Result: default: False [-3.51 / 50.00]; BAYES_HAM(-3.00)[99.99%]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; ARC_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; RCVD_VIA_SMTP_AUTH(0.00)[]; TO_DN_SOME(0.00)[]; RCPT_COUNT_SEVEN(0.00)[7]; RCVD_TLS_ALL(0.00)[]; SPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; DNSWL_BLOCKED(0.00)[2a07:de40:b281:104:10:150:64:97:from]; RCVD_COUNT_TWO(0.00)[2]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:mid,suse.de:dkim,imap1.dmz-prg2.suse.org:rdns,imap1.dmz-prg2.suse.org:helo]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; DKIM_TRACE(0.00)[suse.de:+] X-Spam-Flag: NO X-Spam-Score: -3.51 X-Spam-Level: X-Rspamd-Queue-Id: 3DE8884B39 X-Rspamd-Server: rspamd2.dmz-prg2.suse.org X-Rspamd-Action: no action On Tue, 18 Aug 2026 16:47:17 +0200, Runyu Xiao wrote: > > pcxhr_probe() requests pcxhr_threaded_irq() before initializing > mgr->lock, even though the threaded handler takes that mutex. > > Initialize the manager locks before request_threaded_irq() so an > early interrupt cannot run against uninitialized mutex state during > probe. > > Fixes: 9bef72bdb26e ("ALSA: pcxhr: Use nonatomic PCM ops") > Cc: stable@vger.kernel.org > Signed-off-by: Runyu Xiao Applied now. Thanks. Takashi