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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id A28B2CD11DB for ; Tue, 26 Mar 2024 09:15:21 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 22E256B0088; Tue, 26 Mar 2024 05:15:21 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 1B73F6B008A; Tue, 26 Mar 2024 05:15:21 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 0306D6B0092; Tue, 26 Mar 2024 05:15:20 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id E3B1F6B0088 for ; Tue, 26 Mar 2024 05:15:20 -0400 (EDT) Received: from smtpin01.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 6151B1402F6 for ; Tue, 26 Mar 2024 09:15:20 +0000 (UTC) X-FDA: 81938631600.01.90DE3F2 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.223.131]) by imf25.hostedemail.com (Postfix) with ESMTP id 30149A0012 for ; Tue, 26 Mar 2024 09:15:17 +0000 (UTC) Authentication-Results: imf25.hostedemail.com; dkim=pass header.d=suse.de header.s=susede2_rsa header.b="e3//BtmD"; dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b=ZrMDHEeC; dkim=pass header.d=suse.de header.s=susede2_rsa header.b="e3//BtmD"; dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b=ZrMDHEeC; dmarc=pass (policy=none) header.from=suse.de; spf=pass (imf25.hostedemail.com: domain of osalvador@suse.de designates 195.135.223.131 as permitted sender) smtp.mailfrom=osalvador@suse.de ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1711444518; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=KVxLwH7OYog7GQroatyhSHlgdnjAUGhNH65+zOf/pbA=; b=tLDcPk9Jl/mdCxmWejiLBnWT/l4jeg2t9Kg3DS86xsWgbfILpTdizgPJiNGMbzSGAXZ2+3 UV7kL+zSfXgGXZw5Db89uxEAz7QDFpG6dkcMhQtRcXCxnP+W03tkIDLtQKBCphTUxceSHB mPhSMIW7wAxgbbMQOw1x5AhcUrzWu4A= ARC-Authentication-Results: i=1; imf25.hostedemail.com; dkim=pass header.d=suse.de header.s=susede2_rsa header.b="e3//BtmD"; dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b=ZrMDHEeC; dkim=pass header.d=suse.de header.s=susede2_rsa header.b="e3//BtmD"; dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b=ZrMDHEeC; dmarc=pass (policy=none) header.from=suse.de; spf=pass (imf25.hostedemail.com: domain of osalvador@suse.de designates 195.135.223.131 as permitted sender) smtp.mailfrom=osalvador@suse.de ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1711444518; a=rsa-sha256; cv=none; b=TuSHdV83yNGHsY8yn+OOb0Ng/gzIfMWTcK8Zxe9/SbtqN6lsSOrHIrwseMjs+cf9Aoinqw RlnJn6Q0YCya5hlEBnMOSBTL0VSPAxKinCpl5vEd18f1mh38S1s0SlH0V7BN+iTDut6lpr hjlllJHpqz6M4/E6X+RufGORRoL4Ig0= Received: from imap2.dmz-prg2.suse.org (imap2.dmz-prg2.suse.org [10.150.64.98]) (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 863AA5CAFF; Tue, 26 Mar 2024 09:15:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1711444516; 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=KVxLwH7OYog7GQroatyhSHlgdnjAUGhNH65+zOf/pbA=; b=e3//BtmDX//tOSy5JJvz1axljqE5y8Qj2rYdls/SSyA68pOkPSqP5BJR6EzuPZhk1MOwNR rQBxeOTVtNpdF3tLJV03ITzn/6CI57b7yfNDl9K7yplDC290i+4vMe6uS4JJhYhqwr7Uyb 0nEbVchAKN9t+k6JZnb6YJkS73ttzow= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1711444516; 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=KVxLwH7OYog7GQroatyhSHlgdnjAUGhNH65+zOf/pbA=; b=ZrMDHEeCjYWu8oDySMOH+Cxal45QE5wqJn6vMfdp26jEStDogwMpW6t/N1oKRjkQI1PINf XTS6x9qdR2Ob/hAg== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1711444516; 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=KVxLwH7OYog7GQroatyhSHlgdnjAUGhNH65+zOf/pbA=; b=e3//BtmDX//tOSy5JJvz1axljqE5y8Qj2rYdls/SSyA68pOkPSqP5BJR6EzuPZhk1MOwNR rQBxeOTVtNpdF3tLJV03ITzn/6CI57b7yfNDl9K7yplDC290i+4vMe6uS4JJhYhqwr7Uyb 0nEbVchAKN9t+k6JZnb6YJkS73ttzow= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1711444516; 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=KVxLwH7OYog7GQroatyhSHlgdnjAUGhNH65+zOf/pbA=; b=ZrMDHEeCjYWu8oDySMOH+Cxal45QE5wqJn6vMfdp26jEStDogwMpW6t/N1oKRjkQI1PINf XTS6x9qdR2Ob/hAg== Received: from imap2.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 imap2.dmz-prg2.suse.org (Postfix) with ESMTPS id 29CD513587; Tue, 26 Mar 2024 09:15:16 +0000 (UTC) Received: from dovecot-director2.suse.de ([10.150.64.162]) by imap2.dmz-prg2.suse.org with ESMTPSA id Ry+JBySSAma4AgAAn2gu4w (envelope-from ); Tue, 26 Mar 2024 09:15:16 +0000 Date: Tue, 26 Mar 2024 10:16:44 +0100 From: Oscar Salvador To: syzbot Cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-usb@vger.kernel.org, syzkaller-bugs@googlegroups.com Subject: Re: [syzbot] [mm?] usb-testing boot error: WARNING: refcount bug in __reset_page_owner Message-ID: References: <000000000000151f4a06148c0966@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <000000000000151f4a06148c0966@google.com> X-Rspamd-Queue-Id: 30149A0012 X-Rspam-User: X-Rspamd-Server: rspam05 X-Stat-Signature: 77nz6n13noqfa34q14fw36rwmyb1xxq1 X-HE-Tag: 1711444517-789001 X-HE-Meta: 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 pER4nVju ePPrA2AD0pnyhaFtMwEyn6LSgwEJMRs2vwo6PIHZTOrhUHFF9oxRCukFapw+BQ2E5GrO0rHeTKWJBeeVsHQMuyuFnLl0tcwlIX/kPLvLSMsynsy4nHc1Q0BAzlHEggIfCAQghPrP/vAe8RbH6AZuhh6DqJ0U4w6f/YXXMAyEu5mSTxA7/aKcymTmscYllHL4DzifIh50298szAjuVlkKRIZHUL6APr65ySk/85EzguE7MiI8hH8HA6hgE4ssvzEiOjtlArmQbvsHXFck+hc3lwcyN6OVIZ8/yIsJB7rmTJ+Kr8iDoJ3999V5rGHHJvzqvJnSV8LLK0Ux0b8tbK+c56qlytGnXMGVq1jTSVd2FEQlC4f3onS+effPzjGQFkNi2dguBjFBgtXPYgO4eo/J5ALxlQPaCTir0eruyrzBRbiIdmI0= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000067, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Mar 26, 2024 at 01:25:40AM -0700, syzbot wrote: > Hello, > > syzbot found the following issue on: > ... > ------------[ cut here ]------------ > refcount_t: decrement hit 0; leaking memory. > WARNING: CPU: 0 PID: 1 at lib/refcount.c:31 refcount_warn_saturate+0x1ed/0x210 lib/refcount.c:31 This is fixed by [1] [1] https://lore.kernel.org/linux-mm/20240326063036.6242-1-osalvador@suse.de/