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 C0A79C4167B for ; Sun, 26 Nov 2023 23:25:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230235AbjKZXYZ (ORCPT ); Sun, 26 Nov 2023 18:24:25 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51304 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229447AbjKZXYX (ORCPT ); Sun, 26 Nov 2023 18:24:23 -0500 Received: from mail-pg1-f200.google.com (mail-pg1-f200.google.com [209.85.215.200]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3287B113 for ; Sun, 26 Nov 2023 15:24:27 -0800 (PST) Received: by mail-pg1-f200.google.com with SMTP id 41be03b00d2f7-5be3799791fso4860607a12.3 for ; Sun, 26 Nov 2023 15:24:27 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1701041066; x=1701645866; 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=iMD1VPT4oPx+TnMWb8nGovYgUy1HkbaA60b54JFMFHU=; b=jeTtFG+2ucexGFhdxBwQyT8d++f6qFOWtGXdeEsW801weg5WAVzdzHsEdiWSCEZUV6 N3QDCPv2VADeQ9HRk61NGAMvvu1yVAFp0qHWn6ew1j6mm9hyyuAlN6xfkTeyy1zes5qI +kYXQZ9fMfvv14U5d+1L+iNqDDUcPpgJVYk7fb/NE17/Dx7p7fkbeqfynIddoWiRnFFd X1ZuwC5mEhErFyHJaKlI3IsdMc9YHQcc9E/IezdlmxlE6xD+fQw5uew46pylkiLcvsXb k088jdpJO5KDNwarGYty4zRx0fcnNX6kTfAjGf8aBBCykDqhaHIfRVqfbh4pJup8BeHi kV8w== X-Gm-Message-State: AOJu0YwRhMnae0kvr+ZbI2UZde9VcMKGCvNaQZ4Bg/R8QISb48pD24yc NCEpsrWk8Sk0VP2DIqYXmm0SnIqI6yElGUMpBCmuciNU8/jUNlE= X-Google-Smtp-Source: AGHT+IEkfhMEU8YrpdRphSlCZU1He801WUA3cARCq/WgFbbuGFbmKh9j/FusAM1rQFWWIaJ42qlXHvCE13j8mu08Hrm0rp5r/Q5n MIME-Version: 1.0 X-Received: by 2002:a65:6408:0:b0:5c2:2000:a0d0 with SMTP id a8-20020a656408000000b005c22000a0d0mr1693782pgv.5.1701041066219; Sun, 26 Nov 2023 15:24:26 -0800 (PST) Date: Sun, 26 Nov 2023 15:24:26 -0800 In-Reply-To: <000000000000653bb6060afad327@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000801fe5060b167cdb@google.com> Subject: Re: [syzbot] Test patch From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com 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, syzkaller-bugs@googlegroups.com. *** Subject: Test patch Author: yuran.pereira@hotmail.com #syz test: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master --- fs/bfs/file.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/fs/bfs/file.c b/fs/bfs/file.c index adc2230079c6..8a97909b1484 100644 --- a/fs/bfs/file.c +++ b/fs/bfs/file.c @@ -38,7 +38,12 @@ static int bfs_move_block(unsigned long from, unsigned long to, bh = sb_bread(sb, from); if (!bh) return -EIO; + new = sb_getblk(sb, to); + if (!new) { + bforget(bh); + return -ENOMEM; + } memcpy(new->b_data, bh->b_data, bh->b_size); mark_buffer_dirty(new); bforget(bh); -- 2.25.1