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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8B3A7C624B4 for ; Sat, 25 Nov 2023 08:12:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231750AbjKYIMW (ORCPT ); Sat, 25 Nov 2023 03:12:22 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60266 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229462AbjKYIMT (ORCPT ); Sat, 25 Nov 2023 03:12:19 -0500 Received: from mail-pl1-f198.google.com (mail-pl1-f198.google.com [209.85.214.198]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 36666B5 for ; Sat, 25 Nov 2023 00:12:26 -0800 (PST) Received: by mail-pl1-f198.google.com with SMTP id d9443c01a7336-1cf8ea601c8so26553025ad.3 for ; Sat, 25 Nov 2023 00:12:26 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700899945; x=1701504745; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=vWlsrCiXMDkX+kmHi/95qDobHPA04X5c361ye8TzFaE=; b=A3M8IOvrpfQkZIx3XK+kT4e6A2cI9LsIa1RrTEnMziQbZPRL4BE+z5iFMKa+q3K0Pp qmbfuoq5Px6RPU03v8P9sYAuASJl6w7R+Vd4OdB4+AkLYNUYbBWPk9MnFM7vg4RMwopP ahQSWpgGR7L+ddHVu8B1Qw9Xk++7JdgwJao4Dg1mv9pon7o5TxSnkOTRULIC0FXvkBS1 ayHLj25vMriIQCHNqcmFVIg6ixwUfDWnWAXVI5e/p37sUwDYdPCH+ZQLV0M4X5iUkFuD pWOl8cE48tXR4enyOC1XR/TVUiFUApi++Qf7SxZuNhxcoTrkyJUtuOpkN8qmsCjsy1yv rOYQ== X-Gm-Message-State: AOJu0YxeSWvhasF/A9CMN12kHgopMUP3KJk6gYTtaHl/a41nveWM6Q8u iNbRK3Vvs7wINseIlyQI9q6Ar3XhrO1XpwJCkh0sgDKYLR7I2OY= X-Google-Smtp-Source: AGHT+IHoHfT1ITVJygA5Ouu3PtOdEZPPy6CpmMj0a4zPsg2bJq1qOgBCSy7CSa81Fb8dHopUXJfKXZfmgPGp8idOTCNZlXzYQvXA MIME-Version: 1.0 X-Received: by 2002:a17:902:c412:b0:1cf:abb3:eb36 with SMTP id k18-20020a170902c41200b001cfabb3eb36mr776614plk.8.1700899945791; Sat, 25 Nov 2023 00:12:25 -0800 (PST) Date: Sat, 25 Nov 2023 00:12:25 -0800 In-Reply-To: <000000000000fb2f84060ad4da7f@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000011492b060af5a145@google.com> Subject: Re: [syzbot] [ntfs3?] WARNING in indx_insert_into_buffer From: syzbot To: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org. *** Subject: [ntfs3?] WARNING in indx_insert_into_buffer Author: eadavis@qq.com please test WARNING in indx_insert_into_buffer #syz test https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 037266a5f723 diff --git a/fs/ntfs3/index.c b/fs/ntfs3/index.c index cf92b2433f7a..be08cde7e117 100644 --- a/fs/ntfs3/index.c +++ b/fs/ntfs3/index.c @@ -1909,8 +1909,11 @@ indx_insert_into_buffer(struct ntfs_index *indx, struct ntfs_inode *ni, * Undo critical operations. */ indx_mark_free(indx, ni, new_vbn >> indx->idx2vbn_bits); - memcpy(hdr1, hdr1_saved, used1); + n1->index->ihdr = hdr1_saved; indx_write(indx, ni, n1, 0); + kfree(up_e); + kfree(hdr1); + return err; } out: