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[139.178.88.99]) by mx.google.com with ESMTPS id 41be03b00d2f7-63413d7135fsi7698052a12.791.2024.05.12.15.35.22 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 12 May 2024 15:35:22 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-177040-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) client-ip=139.178.88.99; Authentication-Results: mx.google.com; arc=pass (i=1 spf=pass spfdomain=sina.com); spf=pass (google.com: domain of linux-kernel+bounces-177040-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) smtp.mailfrom="linux-kernel+bounces-177040-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 sv.mirrors.kernel.org (Postfix) with ESMTPS id 29429281740 for ; Sun, 12 May 2024 22:35:22 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 7C90754F9D; Sun, 12 May 2024 22:35:16 +0000 (UTC) Received: from mail115-63.sinamail.sina.com.cn (mail115-63.sinamail.sina.com.cn [218.30.115.63]) (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 D83D8125C1 for ; Sun, 12 May 2024 22:35:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=218.30.115.63 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715553316; cv=none; b=S0B+vZyd5FCPBGCKDCMwgjB8cmcjSZhDzZ6nrLZmywYpki5oONNtBUv1kqcLmm5GfwWwOrpCHY57jQm8tdUi2WuwZ8VbC9wAyn3G9bRZipxPh9aZH8k2Mnk0mJ4LkOBh1sowzwPb/a0BsvT9RRsF4DzTCvogqcFUYtGrSQHfnO4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715553316; c=relaxed/simple; bh=+3PWNa5vu4v4ZDcYMOqNgYcDi6Pys7j6o48CUQaqlP0=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=aE2CB8pbUC4Yb2UzOQ4tD63oIofwVgMAepu6ukbHmj2v5KWrd+VUpy2Jy+kqn0EfUEJhHJSYv+yyB2pP0g3+qCHlv0gW01uTFnO0hCfNHezU8SQIKghhbqJ49O5rVfoYVJyVHXlXaJ1DrGkQ3MlQtp0wqxAh6Y010SVBIL0Ih/g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sina.com; spf=pass smtp.mailfrom=sina.com; arc=none smtp.client-ip=218.30.115.63 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sina.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sina.com X-SMAIL-HELO: localhost.localdomain Received: from unknown (HELO localhost.localdomain)([113.88.50.17]) by sina.com (10.75.12.45) with ESMTP id 6641441300003213; Sun, 13 May 2024 06:35:01 +0800 (CST) X-Sender: hdanton@sina.com X-Auth-ID: hdanton@sina.com Authentication-Results: sina.com; spf=none smtp.mailfrom=hdanton@sina.com; dkim=none header.i=none; dmarc=none action=none header.from=hdanton@sina.com X-SMAIL-MID: 98230631457684 X-SMAIL-UIID: 3DA8D9B156A74F808910717F31B41ADF-20240513-063501-1 From: Hillf Danton To: syzbot Cc: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Subject: Re: [syzbot] [fs?] KASAN: slab-use-after-free Read in __fput (2) Date: Mon, 13 May 2024 06:34:50 +0800 Message-Id: <20240512223450.2890-1-hdanton@sina.com> In-Reply-To: <000000000000898d010616c1fd03@google.com> References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On Tue, 23 Apr 2024 04:38:18 -0700 > syzbot found the following issue on: > > HEAD commit: 4d2008430ce8 Merge tag 'docs-6.9-fixes2' of git://git.lwn... > git tree: upstream > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10923dfd180000 #syz test https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master