Received: by 2002:ab2:3319:0:b0:1ef:7a0f:c32d with SMTP id i25csp919584lqc; Fri, 8 Mar 2024 16:30:37 -0800 (PST) X-Forwarded-Encrypted: i=3; AJvYcCXYs+8rHA5oCivXxvzJhjt5tRvzB8mEIUIxr+6P9cconbFjHHtJjLW5WSybeEPiTy1RKDO56EaJW0yurjj/bcUoBRIDz9LzTJ3LXeg4Tw== X-Google-Smtp-Source: AGHT+IF2/WnfD8U0Io4HivAsY9c1f98Yjd2eJU1bsIgeW6FWV/x5YGjmzrwftcn9WzIzDY/kUiCO X-Received: by 2002:a05:622a:18a4:b0:42f:200a:145 with SMTP id v36-20020a05622a18a400b0042f200a0145mr859410qtc.60.1709944236781; Fri, 08 Mar 2024 16:30:36 -0800 (PST) ARC-Seal: i=2; a=rsa-sha256; t=1709944236; cv=pass; d=google.com; s=arc-20160816; b=iKAMMn7IN91IGUgnj9f8FOYtPRG8gnqaVw8mt92H/zd8ZksKZGZ54WrfPR/ovVQWR6 NYWIbbhJwrorBPrdIoKntqG+2U0wCLlLHxH7r0tbBjLKMIlt4MpCxAIe8HXJhfDT6S7Q XGt7xj402bYNKhjEnuh/ull1SoJK1SZaaaM+YbWOCNTMi4UeovvyDgngN3nudnflIVVL fnJRSLmyPlRtUZ9m6PavdAsm8QsqTdySHjHM4J/xwLAa+f0F2/oJKlkXbtbmjioS7hcq t8a16FnbRExy9DutQMUeZctp2wWNr388AJu7N7MIODCAPxq6eHydSFOWw2+lQ+YiPeQH +fWQ== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=in-reply-to:content-disposition:mime-version:list-unsubscribe :list-subscribe:list-id:precedence:references:message-id:subject:cc :to:from:date:dkim-signature:dkim-signature:dkim-signature :dkim-signature; bh=Z4zGKvXi4CflbsXC56FskHWyF5BoRZo+pQ+TQaW5RPc=; fh=/nxtmypfVBQTpvfVLS3VgmnuXJse5dF0LEjgOxNpaJU=; b=HeRKpmizixtvRxwrp9Z/n/dc8+TrXpsIz+hbGLf7SZoGjWxVwgDPTtvsEre30wduEK UzqU6EkXDxJTQW7KfNIShxoSOuXhtBX9HX6Bzyw3xFgkQrbpJvyTVgLEEuZCC41K1r0y mEP1N0ED6XzVxG9OtSzh0osAoSUcax4P/TsnQEX5eelwWMYBTlq5reLARjIJL0JyRf+z 6pFqp2GeOs86u7IToPJxZyImm7DWeUV7MRKgo6I7wOQ+wAEcHkdwAupPF552L0gE8ZqV Mu2SCAaSyqcKEx65u2k+CrTem3NO/EVQrnYBS+E6Mzt+0yrYLOjJwg8wjTavRWk7a5P3 MQxw==; dara=google.com ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@suse.cz header.s=susede2_rsa header.b=rJakwMzC; dkim=neutral (no key) header.i=@suse.cz header.s=susede2_ed25519; dkim=pass header.i=@suse.cz header.s=susede2_rsa header.b=rJakwMzC; dkim=neutral (no key) header.i=@suse.cz header.s=susede2_ed25519; arc=pass (i=1 spf=pass spfdomain=suse.cz dkim=pass dkdomain=suse.cz dkim=pass dkdomain=suse.cz); spf=pass (google.com: domain of linux-kernel+bounces-97706-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) smtp.mailfrom="linux-kernel+bounces-97706-linux.lists.archive=gmail.com@vger.kernel.org" Return-Path: Received: from ny.mirrors.kernel.org (ny.mirrors.kernel.org. [147.75.199.223]) by mx.google.com with ESMTPS id g22-20020ac85816000000b0042eecee03f0si686655qtg.593.2024.03.08.16.30.36 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 08 Mar 2024 16:30:36 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-97706-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) client-ip=147.75.199.223; Authentication-Results: mx.google.com; dkim=pass header.i=@suse.cz header.s=susede2_rsa header.b=rJakwMzC; dkim=neutral (no key) header.i=@suse.cz header.s=susede2_ed25519; dkim=pass header.i=@suse.cz header.s=susede2_rsa header.b=rJakwMzC; dkim=neutral (no key) header.i=@suse.cz header.s=susede2_ed25519; arc=pass (i=1 spf=pass spfdomain=suse.cz dkim=pass dkdomain=suse.cz dkim=pass dkdomain=suse.cz); spf=pass (google.com: domain of linux-kernel+bounces-97706-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) smtp.mailfrom="linux-kernel+bounces-97706-linux.lists.archive=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id 76D9F1C221F6 for ; Sat, 9 Mar 2024 00:30:36 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 6FC6315C9; Sat, 9 Mar 2024 00:30:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=suse.cz header.i=@suse.cz header.b="rJakwMzC"; dkim=permerror (0-bit key) header.d=suse.cz header.i=@suse.cz header.b="nkak6Cls"; dkim=pass (1024-bit key) header.d=suse.cz header.i=@suse.cz header.b="rJakwMzC"; dkim=permerror (0-bit key) header.d=suse.cz header.i=@suse.cz header.b="nkak6Cls" Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.223.131]) (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 BF7287FA; Sat, 9 Mar 2024 00:30:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=195.135.223.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709944223; cv=none; b=XbHEAFFetMJ7IdYGBavo6Ro/KlM12HSPgj+epdyyvlE0dnde3CDtab6apXgJw9gM8WItThieFRJzYBF26G+tOY6exwCP/t69dKkcAN4nOMmGdMhzdyECWF/VL8+s9vJaKJFjhA2DFu+ObzMU0Vj6QNQh5lLPmitMjlQACFt+KdQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709944223; c=relaxed/simple; bh=7e7DyPm4Rx7BhGRGnMQmTvuH2TIydwFQEmVBPojb0xA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=u8IDKZZfieqQgJ7YEwv+YffmzRZLHi33my3jJSCsjGgpaWTQxHX3hTvZf342q2ZnGThBdlyZI8RpcrhxsT/CxBTord495Mbz0wgOE1h+7NTcoYh/3zeBksW0+dQJC38eisJajWYJzwRgHQbe6h8rhT7GseGD7uN/BrReHfnUTz8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=suse.cz; spf=pass smtp.mailfrom=suse.cz; dkim=pass (1024-bit key) header.d=suse.cz header.i=@suse.cz header.b=rJakwMzC; dkim=permerror (0-bit key) header.d=suse.cz header.i=@suse.cz header.b=nkak6Cls; dkim=pass (1024-bit key) header.d=suse.cz header.i=@suse.cz header.b=rJakwMzC; dkim=permerror (0-bit key) header.d=suse.cz header.i=@suse.cz header.b=nkak6Cls; arc=none smtp.client-ip=195.135.223.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=suse.cz Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=suse.cz 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-out2.suse.de (Postfix) with ESMTPS id B64A05CA89; Fri, 8 Mar 2024 22:16:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_rsa; t=1709936181; 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=Z4zGKvXi4CflbsXC56FskHWyF5BoRZo+pQ+TQaW5RPc=; b=rJakwMzCZ06bhc6Nn2hflxP2iey3tOeBcOKfbUfijUEng4/xGCzRyjSoDasScgFyoCcKsH WrRi+VKYrWjFjxr3iDL2Z52PVEJ7zR1pmRbt3/tgww+hhM/mznHc1tg7rKqe3xrZwwv7Q7 QC8LVyW0OLAWs34nmnOiOUaMfNpMv78= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1709936181; 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=Z4zGKvXi4CflbsXC56FskHWyF5BoRZo+pQ+TQaW5RPc=; b=nkak6ClsFfPPPdUGg/jnbhm0bpLcZpezFh3e54KH2RC0gnVLpVlOrZHa0OGbV70AhBe7kx alxHrxFxQfHVHDBg== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_rsa; t=1709936181; 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=Z4zGKvXi4CflbsXC56FskHWyF5BoRZo+pQ+TQaW5RPc=; b=rJakwMzCZ06bhc6Nn2hflxP2iey3tOeBcOKfbUfijUEng4/xGCzRyjSoDasScgFyoCcKsH WrRi+VKYrWjFjxr3iDL2Z52PVEJ7zR1pmRbt3/tgww+hhM/mznHc1tg7rKqe3xrZwwv7Q7 QC8LVyW0OLAWs34nmnOiOUaMfNpMv78= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1709936181; 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=Z4zGKvXi4CflbsXC56FskHWyF5BoRZo+pQ+TQaW5RPc=; b=nkak6ClsFfPPPdUGg/jnbhm0bpLcZpezFh3e54KH2RC0gnVLpVlOrZHa0OGbV70AhBe7kx alxHrxFxQfHVHDBg== 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 A8DCA133DC; Fri, 8 Mar 2024 22:16:21 +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 P5bOKDWO62WpQQAAD6G6ig (envelope-from ); Fri, 08 Mar 2024 22:16:21 +0000 Received: by quack3.suse.cz (Postfix, from userid 1000) id 42BD8A0807; Fri, 8 Mar 2024 23:16:21 +0100 (CET) Date: Fri, 8 Mar 2024 23:16:21 +0100 From: Jan Kara To: syzbot Cc: axboe@kernel.dk, brauner@kernel.org, hch@infradead.org, jack@suse.cz, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Subject: Re: [syzbot] [fs?] BUG: sleeping function called from invalid context in __bread_gfp Message-ID: <20240308221621.kcux2edaxyrk4edu@quack3> References: <00000000000071ce7305ee97ad81@google.com> <000000000000ce24de06122b8a39@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <000000000000ce24de06122b8a39@google.com> X-Spamd-Bar: / Authentication-Results: smtp-out2.suse.de; dkim=pass header.d=suse.cz header.s=susede2_rsa header.b=rJakwMzC; dkim=pass header.d=suse.cz header.s=susede2_ed25519 header.b=nkak6Cls X-Spamd-Result: default: False [0.69 / 50.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received]; TO_DN_SOME(0.00)[]; RCVD_COUNT_THREE(0.00)[3]; DKIM_TRACE(0.00)[suse.cz:+]; MX_GOOD(-0.01)[]; RCPT_COUNT_SEVEN(0.00)[8]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; BAYES_HAM(-0.00)[39.43%]; SUBJECT_HAS_QUESTION(0.00)[]; ARC_NA(0.00)[]; R_DKIM_ALLOW(-0.20)[suse.cz:s=susede2_rsa,suse.cz:s=susede2_ed25519]; URIBL_BLOCKED(0.00)[syzkaller.appspot.com:url,suse.cz:email,suse.cz:dkim,suse.com:email]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; URI_HIDDEN_PATH(1.00)[https://syzkaller.appspot.com/x/.config?x=2cbd298d0aff1140]; TAGGED_RCPT(0.00)[5869fb71f59eac925756]; MIME_GOOD(-0.10)[text/plain]; RCVD_DKIM_ARC_DNSWL_HI(-1.00)[]; DKIM_SIGNED(0.00)[suse.cz:s=susede2_rsa,suse.cz:s=susede2_ed25519]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.com:email,suse.cz:email,suse.cz:dkim]; FUZZY_BLOCKED(0.00)[rspamd.com]; MID_RHS_NOT_FQDN(0.50)[]; RCVD_IN_DNSWL_HI(-1.00)[2a07:de40:b281:104:10:150:64:97:from,2a07:de40:b281:106:10:150:64:167:received]; RCVD_TLS_ALL(0.00)[]; SUSPICIOUS_RECIPS(1.50)[] X-Spam-Level: X-Spam-Score: 0.69 X-Rspamd-Queue-Id: B64A05CA89 X-Spam-Flag: NO X-Rspamd-Server: rspamd1.dmz-prg2.suse.org On Sat 24-02-24 18:28:01, syzbot wrote: > syzbot suspects this issue was fixed by commit: > > commit 6f861765464f43a71462d52026fbddfc858239a5 > Author: Jan Kara > Date: Wed Nov 1 17:43:10 2023 +0000 > > fs: Block writes to mounted block devices > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=164a0a54180000 > start commit: a92b7d26c743 Merge tag 'drm-fixes-2023-06-23' of git://ano.. > git tree: upstream > kernel config: https://syzkaller.appspot.com/x/.config?x=2cbd298d0aff1140 > dashboard link: https://syzkaller.appspot.com/bug?extid=5869fb71f59eac925756 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17fa78c7280000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17e73723280000 > > If the result looks correct, please mark the issue as fixed by replying with: Makes sense: #syz fix: fs: Block writes to mounted block devices Honza -- Jan Kara SUSE Labs, CR