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[2604:1380:4601:e00::3]) by mx.google.com with ESMTPS id me26-20020a170906aeda00b00a2353a78718si8926601ejb.995.2023.12.30.16.33.08 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 30 Dec 2023 16:33:08 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-13614-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) client-ip=2604:1380:4601:e00::3; Authentication-Results: mx.google.com; dkim=pass header.i=@qq.com header.s=s201512 header.b=wm9UnN0v; spf=pass (google.com: domain of linux-kernel+bounces-13614-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) smtp.mailfrom="linux-kernel+bounces-13614-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=qq.com 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 am.mirrors.kernel.org (Postfix) with ESMTPS id 656E81F2251B for ; Sun, 31 Dec 2023 00:33:08 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id DE64AFBF3; Sun, 31 Dec 2023 00:33:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=qq.com header.i=@qq.com header.b="wm9UnN0v" X-Original-To: linux-kernel@vger.kernel.org Received: from out162-62-58-211.mail.qq.com (out162-62-58-211.mail.qq.com [162.62.58.211]) (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 C3D99FBE1 for ; Sun, 31 Dec 2023 00:32:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=qq.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=qq.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qq.com; s=s201512; t=1703982767; bh=3rh044RPtRnB5qOZlrTQZ3Wq1aiTMZDQakFyYtFhlrU=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=wm9UnN0vE+aTAwk4iDtKV7Xld9m7Uvrj2Y4S5sc3wL1uB9KPgLOA+PkKel4kMgJZy 4DrF6ZsqLzKaV5w0M7DZ41EbxL6JzUAhFeb7ZmXGhjr2EiNS37kc2fYE6zjd5hYTyL hUYuHP6XdMQ4JWF5K7ogIq7VkaQhx10weLrcTlS8= Received: from pek-lxu-l1.wrs.com ([111.198.225.215]) by newxmesmtplogicsvrszc5-1.qq.com (NewEsmtp) with SMTP id 62402630; Sun, 31 Dec 2023 08:24:36 +0800 X-QQ-mid: xmsmtpt1703982276t8iav807o Message-ID: X-QQ-XMAILINFO: OUrMHMu9XZHvWDiNOLc4isXh0ELZPUmr0gmXh3prjQ7wuQ/3ZpQKbSYEZzqcvd 3xbog8WSkjYWDTqgxvs8aUJKpGSAceBUeJHeibWKbIg7ajK/HO+yZHy9A/Y+gbxpHi3muiTR6Txm MhT2q5S6Yv+muo7/c76h+VW+awfE8PClUli2L5ZzK9uJdPrfhi7prKvEwVjPRy0Jf5NvIfIoDSMV AkPaOpg0NmzQDysNg5Q5A4tlpu2LHkI6a9kCDsmg8WysDKNrcsRTiefl/coKNYPhulpHNngS099o nK9mFcnynbKnPwO8kEL0/SJcO+ZwOQZEIMUNSHpJ75y0XzMrewy5YpvWPJ+epc3ZETSkbip1sCq9 IyQcrXgOfdKpHqGPSoCzDLS5jDeeYSpediupwLNjy6YDUt7bDWej/oYkQnvd6Gy2MgjB/U29SbmA TSVAsWEMWESe7mpafnKMzF/zyOibjSVbqW6NkpAl4jnDG8KQzsbXT+YxR3NPrMRd0/lhzg+YL/b/ NuVcusM/DODEyam6zcLze1SN2R9z/H9U552lBCW72gY2/EL69uJmKZauBfHmg3AsMj9yUIQjyizk cV91UsECvALLNO2D3pGvdxwX84Eh2Or+hPCup5vmStWDHauvRbxVfAw3IAQ09fe0jv5Rv6wcwp+i DkTfYmfJ8BuBLlOGQxFp4bwP7Kvf1PfrkVnsgFvbB4PezH4uHWPqJojB93OcR5f9UYbadDdb8tyd H85uyZ24smLqfRxouxvkVEm3Z5w5usxQEqpfpVc0iMg/iut80GmGdcddRsgHrIpRlHRITRJaFQaA w2gKGtZqsBWBinS/v+Ixgwv0aHEWejtvna/CYE3DRGPE7KjQTrGoyMAbAv8QkUokpxdL005d/ud0 /65vzpvEi9/GfMQDX+S0fcjrWu+yOavkW0Tx6J+0VJ3OdlZr5gQQXXtd1BrsFVCg== X-QQ-XMRINFO: NyFYKkN4Ny6FSmKK/uo/jdU= From: Edward Adam Davis To: syzbot+6450929faa7a97cd42d1@syzkaller.appspotmail.com Cc: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Subject: Re: [syzbot] [reiserfs?] KMSAN: uninit-value in reiserfs_new_inode (2) Date: Sun, 31 Dec 2023 08:24:36 +0800 X-OQ-MSGID: <20231231002435.3023407-2-eadavis@qq.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <000000000000da757a060d58ebbe@google.com> References: <000000000000da757a060d58ebbe@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit please test uninit-value in reiserfs_new_inode #syz test https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 861deac3b092 diff --git a/fs/reiserfs/namei.c b/fs/reiserfs/namei.c index 994d6e6995ab..3a824fb170d5 100644 --- a/fs/reiserfs/namei.c +++ b/fs/reiserfs/namei.c @@ -638,6 +638,10 @@ static int reiserfs_create(struct mnt_idmap *idmap, struct inode *dir, if (retval) return retval; +#ifdef DISPLACE_NEW_PACKING_LOCALITIES + REISERFS_I(dir)->new_packing_locality = 0; +#endif + if (!(inode = new_inode(dir->i_sb))) { return -ENOMEM; }