From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) (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 4F47620C491 for ; Thu, 12 Dec 2024 08:22:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733991756; cv=none; b=tO6Ay99goDiWdZfWpr4y30p+7gG+R0vlDAjw7uhRpj9mRDtx8p6Zr8Sg0G8R3Pa78Y4PGQYxUb6wa8XWN5vUS0cCwpsQRUvMjKP/3eOyTxq9bOsDHH13ZCD3Wpd07bkC5GcobwkndqXh/JD83ALk8DUEW1T0j4xU3fLgXkEGInw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733991756; c=relaxed/simple; bh=PhGq18nzYMSBTDMTbNGpAYmympEoHWQY2Dag48ZP8uQ=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=fsmchT7HjFoh0DiqO96wVhEyGXiNdrY3CYDZrWRsFioLIe1VV3D6eXFkupm1/gh1lBEfhaHxEPtJgGWV8T+DCP+/G60ZzX2Vm7iHIMmmiesF9iZSKXM6/m20wwVSTOQ+12SxGcWK52bv9Nv6vRLHBVHM4TrKlw7TK6JUpYTCs8Y= 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=209.85.166.69 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-io1-f69.google.com with SMTP id ca18e2360f4ac-844dfe8dad5so36645139f.1 for ; Thu, 12 Dec 2024 00:22:35 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1733991754; x=1734596554; 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=WtOOIcnxJ+Mj13bnw/HJxyJB2w9A8masx1lR466c5Xs=; b=CIvtTD95yW5WCY9voJXwYll4s3pJF0d3wB0fr5qAacGHzsYXT6O8MVGMeYM+ntc6oq piYJrDqbOBkEcFOID44vGw53MJ1GVYuNlBHkftNMfNH1wgXNcs37Y9Qy3+eBFfm6fKPO QcHOlchDfsrnuiB5NV7hoBgIV5cfDqQ4SJQoReRrLgrOmY++RdAloL/K1OnrvR2R8m+N LSLd4WMzT+2Y5D8IxcsZt6ZeWt2ltET+gxQvR7xttxMQujmBS1E9s9lPOPobDp+kuoG9 /qiZ8QDf6AUohlX5IaLCk8AQhZC0RfFQ0wpBOz+WZxhPKZ+1uGUVPBvbi+uuY9em3W9b ycrg== X-Gm-Message-State: AOJu0YwuVhPoyzYwqD+eDOqKGUhBE/mLb5LVujcgj0BVsAibmeNTdIAp 0DJvmwfRe4Upx0/nK5f0Y/jVk88+baClbx5SJem//Om4Z5elXusXRzT8F4dybZzgzCNoV2CsF4H GGYSSBH4FqcKOBnP2sFhPBGSHCMeU/taIg9xE/yyZ2qWnspVPtkOfAJk= X-Google-Smtp-Source: AGHT+IGiQUFV4e9gisUlJuPAldAzzWKk//yAe5fw7mjhJIvEzmdpEf5x8+1ZQa8CFxfXrCc3wXEPURwwNpB6EjjU3aZLLA7AWXc+ Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1aa4:b0:3a9:e2f3:8dc4 with SMTP id e9e14a558f8ab-3ac4c8715ccmr27623005ab.20.1733991754494; Thu, 12 Dec 2024 00:22:34 -0800 (PST) Date: Thu, 12 Dec 2024 00:22:34 -0800 In-Reply-To: <0000000000001db56d06076f6861@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <675a9d4a.050a0220.17f54a.007f.GAE@google.com> Subject: Re: [syzbot] Re: KMSAN: uninit-value in hfsplus_rename_cat() From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com. *** Subject: Re: KMSAN: uninit-value in hfsplus_rename_cat() Author: dmantipov@yandex.ru #syz test https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 231825b2e1ff6ba799c5eaf396d3ab2354e37c6b diff --git a/fs/hfsplus/super.c b/fs/hfsplus/super.c index 948b8aaee33e..9352efbbf736 100644 --- a/fs/hfsplus/super.c +++ b/fs/hfsplus/super.c @@ -360,6 +360,12 @@ static int hfsplus_reconfigure(struct fs_context *fc) pr_warn("filesystem is marked journaled, leaving read-only.\n"); sb->s_flags |= SB_RDONLY; fc->sb_flags |= SB_RDONLY; + } else { + pr_err("remount from read-ony to read-write " + "is not supported, leaving read-only.\n"); + sb->s_flags |= SB_RDONLY; + fc->sb_flags |= SB_RDONLY; + return -ENOSYS; } } return 0;