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 140E1C636D4 for ; Sat, 25 Nov 2023 10:36:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232036AbjKYKfv (ORCPT ); Sat, 25 Nov 2023 05:35:51 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38416 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232047AbjKYKfp (ORCPT ); Sat, 25 Nov 2023 05:35:45 -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 3058CD72 for ; Sat, 25 Nov 2023 02:35:52 -0800 (PST) Received: by mail-pl1-f198.google.com with SMTP id d9443c01a7336-1cf9a581e0fso18717225ad.2 for ; Sat, 25 Nov 2023 02:35:52 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700908551; x=1701513351; 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=maAGWhCr6KM+58v+3BpUuEbsHQHwSuSD67Ls8Wn0Q4s=; b=C5HHuhrWX/B/JlkrRpJYwm80QJblcdYyfbI0OQQJxX+qFfjRZPx3cwL18MSdvrD1dn yojtwB9bJUd4tHHEFRUSISBD8z81wdMFaaeSZAZl0YaLRUOruhC7+/p6Nem1L6vAHSRX GtA7Y/jNJ1wGLuHCfFnLBUh87erEBra3gZy1HA5JJ/yeeyguuTKuJLBdlgU0EoFCMeZQ bbFY+ag7cBIs140nmaChfZMhcwirn85Ib3qvU7PWQtY5aD6YlgMQmMYl/xubOwIL49w5 XCyUZryXMl7AAR8xDfDVhiDKtb/5fetS1ESHbtxULvpiELQdA6KFOKuhggdJnLiAZbnn 7m+g== X-Gm-Message-State: AOJu0YzwTtLGsJyGKRAc9sCbZUmIr/VfXV6vTii40IQltxi8co94t0lV mE2EqPQK7U7lS/y54MKkruqsFGsijbVM0ppEDkxXtIXOPUJTHQM= X-Google-Smtp-Source: AGHT+IF6yayotaSisLsjHpna1ZXN6OAaS4Sjp2slI8k+a12YNiPbT8qwx+joV1x+ui/CTByoZ51vIgKIDFe31hXIhjE2P0XamIiH MIME-Version: 1.0 X-Received: by 2002:a17:903:442:b0:1cf:a57c:b21d with SMTP id iw2-20020a170903044200b001cfa57cb21dmr825208plb.9.1700908551831; Sat, 25 Nov 2023 02:35:51 -0800 (PST) Date: Sat, 25 Nov 2023 02:35:51 -0800 In-Reply-To: <000000000000fb2f84060ad4da7f@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000070ae2060af7a2d6@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..a625302a3b1e 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 = (struct INDEX_HDR *)hdr1_saved; indx_write(indx, ni, n1, 0); + kfree(up_e); + kfree(hdr1); + return err; } out: