From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CAB742F2F for ; Mon, 24 Mar 2025 01:01:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742778106; cv=none; b=G/6YuAeOmyuK5+pwdX7Pag9LmPbcLPmaN1sBCrrkBIrwd4SDeOwDsC3uUatxNomjQTqDtMABV0isBMFcDesdiSy1h1Q0NohFp8hpy+x/2O1oeb2ic/GvDE4z1+ABNZg/qjlXPjdq2bjrof5n3LD69/cjE51Mww/g+ieQxdkHoKs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742778106; c=relaxed/simple; bh=ZPypl70RmryQJ99rsBMpVzKrPrEs9pgfSCay+ksmuuY=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=j7dfZMCL3fyQuHH8soPNsS0j7jGudiIOM5v+Zy3nJJvxlsoWZpZE63bXF3wW6ySx7QystEJuTrL3MDDTqzlqMy0A2C+b5bV6kz4x7fpxi/Cj+kHc2f8wkDafNAAGIo/950TtDj32trHDABn2ySr+d0dhZGmkEQEvQEe9SHEWEvQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.197 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f197.google.com with SMTP id e9e14a558f8ab-3d43621bb7eso47382875ab.1 for ; Sun, 23 Mar 2025 18:01:44 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1742778104; x=1743382904; 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=h2cpqAHPztZ89XlKz1rnL1cPb1uwahHd29N0j69/Qxk=; b=j1f8skMzMT0irReJeA/Xf5GdTgPIcxqeIJxcenwOaOTyCbKbINsqgttImYxc+9CuSR /71HrIAGM9PwhN0U/h58HuyufeYuCURaYot5yoRbmOFgPsjjJZ5SjdUlyjFGSZzzCXI8 pLj2/I19EaQ4qkIPGNU+sg4VCEe48QeRM5tCnSMaKpJ8lyiTBDWVMYahQpvUNUjZVwdw XnUwBBhHuXGdwf/Nc99buBZOtybhmwP8s1MAMhEOAwp2JeGJsojLXqSciVTqR0CWoeVi jGxITenTUnrNNpe64L4rnEc3h5AlzZ7emeLz5BWKlM/RYq6uT6n1b5sM3On9uei+mXg8 3GAA== X-Gm-Message-State: AOJu0Yxob/5WV5kRpxyQ7b5tnQ/nbU35PvMtybXegj0QfAZQuTzM6Z9X l0PjClyHo+vLPL4B+ZiCwurCBD9UKby9cX94YAR+jjMWocEAWOKuU/VdJlnvVagjEusiQZJ8E/a sozObf/KhE2wb4MNmhngKHhbviHbLZUGaaL6wtXfoe9fyAy0/L4AJk9I= X-Google-Smtp-Source: AGHT+IHyYMYpQSAuC+Ivd90qhjJ0OeYJzpFte2X8Lk0dunSSh1OukqtK6BjPewm4FLO2wGwskSlMaW+7DNfm3/3PAe8eELo18ww+ Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:18cc:b0:3d4:6ed4:e0a with SMTP id e9e14a558f8ab-3d595eddce7mr91123065ab.4.1742778103816; Sun, 23 Mar 2025 18:01:43 -0700 (PDT) Date: Sun, 23 Mar 2025 18:01:43 -0700 In-Reply-To: <67ddd191.050a0220.25ae54.006a.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67e0aef7.050a0220.a7ebc.0007.GAE@google.com> Subject: Re: [syzbot] Re: [syzbot] [ocfs2?] KMSAN: uninit-value in _find_next_bit From: syzbot To: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org. *** Subject: Re: [syzbot] [ocfs2?] KMSAN: uninit-value in _find_next_bit Author: lizhi.xu@windriver.com #syz test diff --git a/fs/ocfs2/quota_local.c b/fs/ocfs2/quota_local.c index 2956d888c131..cc8bb0650b8f 100644 --- a/fs/ocfs2/quota_local.c +++ b/fs/ocfs2/quota_local.c @@ -309,6 +309,9 @@ static int ocfs2_add_recovery_chunk(struct super_block *sb, } memcpy(rc->rc_bitmap, dchunk->dqc_bitmap, (ol_chunk_entries(sb) + 7) >> 3); + printk("bitmap has been memcpy to rc, %s\n", __func__); + for_each_set_bit(bit, rc->rc_bitmap, ol_chunk_entries(sb)); + printk("bitmap has been inited, %s\n", __func__); list_add_tail(&rc->rc_list, head); return 0; }