From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=209.85.167.199 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793272763; b=OGtS5IvV0ACsA6uu0hJcsn4do1N4o94fK4j0aRc+troP7b0dn83qAzmwLf2YE+pIuqbi WxfmVwAXRcHTFNpauFhk7NgCF+zxObiD3AU1nTvlZ2YWkuw16zRhhJNWiE9Pbhz2J9AB/ SWVkIrG+AiTVakQcjy+4uq7OZAA72whlg7WvCMFKd8EvbHwfhRoeYfKe5thVO8Mmf6ULb aHJ5gh79q00dJCBnnvUF4cgyF0TlCC8Xqchaftye7h1tUbHhNY372fc0DpdKqJxW71szm 98NOVWHTtRUM6Zf8qY7CQIFR6TD9jtfUfR3SV3w0beLv0G9MRphloAmEkty3a5/i9Bg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793272763; h=DMARC-Filter:Received:X-Google-DKIM-Signature:X-Gm-Message-State: MIME-Version:X-Received:Date:In-Reply-To:X-Google-Appengine-App-Id: X-Google-Appengine-App-Id-Alias:Message-ID:Subject:From:To: Content-Type; bh=w87Fsky0NgxDuxHBRoTymPJmUy6XO+2+F5+Frr/38EA=; b=e59/UX9rqusAz5izac/JAckumH6yq+Qzb0WrpeLHeSt61eXB0g0wsCskvkevujPwL6qh 5xb8JDvoJdu0DsVIHBbHyfNV6TR7O6UlO1eMrbC4XS4Dohc3uQDEUQLXiiAmkj1O9vs4I 5m/4ZdKXcfFjcu9O17iM3bHgEhIwvG5jv7tXixmCU26L8VlSW9PwqA0UJJlkpIatX6bmg BOuqTY0yt8C0BltPX1MVchOlyYjsQsZ7bhdhm3vxKOzdL1PKOqQT2gADZPTtXjcmD8Gq7 1SIBMfgd1XBMtrisxgbWRHRCxAdgW1e/nHDfayjia3f7vx3SvI5cejn8x60nkrAdrHA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=fail header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.remote-ip=209.85.167.199 Received: from mail-oi1-f199.google.com (mail-oi1-f199.google.com [209.85.167.199]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3A4F9606A31A for ; Thu, 29 Oct 2026 11:19:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 3A4F9606A31A 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-oi1-f199.google.com with SMTP id 5614622812f47-4dab94dc3e7so3159550b6e.0 for ; Thu, 29 Oct 2026 04:19:22 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1793272762; x=1793877562; h=content-type:to:from:subject:message-id:in-reply-to:date :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to:content-type; bh=w87Fsky0NgxDuxHBRoTymPJmUy6XO+2+F5+Frr/38EA=; b=25L8uosBi8Ill69mz9sz6+MgzkpQ1rpHjABG9gCDgcvT3QHL9Iu+TE7d9ULOBPHL98 WfDX+SvSb9heJORGfTM3yzG15tjxSatoQQVytQ/gF4cge+GUckKR7fPg4NaTgYT7Vb95 KY+jMf30a+PtFkk3KF3h5aq4Ll4sAjNka3V6m5kh6TUYlFb782fPE7L3hwJQNwHLhWHK NImhd73kiexQHKu3j9XYeOq+OA56GCXPfk3PyssZ1hEh+zTUGMCd7gA61vHpHLDnWlQh vZBhyLqc0TpNVuAmJJo49RjOZAYLhUUHsrmb447q5bYMnzTAvpsXVwg6Q8e305jxdshF 2NAw== X-Gm-Message-State: AFq9FYKDWZdYrH+z3Z09KY2fl2Jb12hDo/loH6KwwB6UnG9kH7U0Ryfx I6zNEot/tVa3PUN+XuwnhH+ByqMsNdNEX82aIRhlxY3z0lHp1XtVOpd3WFqMSKwl/DfA1g3EVNg m2zM37olKAAYsADuU7QDoYN6V+35jMCUp2BUr6rd+bdhhY1iRwmf4JmwN8OE= X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 X-Received: by 2002:a05:6808:518b:b0:539:df4e:2d25 with SMTP id 5614622812f47-56382681aa0mr3578427b6e.28.1793272762283; Thu, 29 Oct 2026 04:19:22 -0700 (PDT) Date: Thu, 29 Oct 2026 04:19:22 -0700 In-Reply-To: <6a8cdbd6.dbb3a75c.7844.0013.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6ae32bba.4f340204.2a886f.0072.GAE@google.com> Subject: Forwarded: test 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: test Author: gowtham398gs@gmail.com #syz test: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index f0646fb24371..d35efa876274 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -3050,6 +3050,11 @@ static struct r1conf *setup_conf(struct mddev *mddev) struct md_rdev *rdev; size_t r1bio_size; int err = -ENOMEM; + + /* check if mddev->raid_disks is valid before passsing through kzalloc */ + + if(mddev->raid_disks <= 0 || mddev->raid_disks > MAX_RAID_DISKS) + return ERR_PTR(-EINVAL); conf = kzalloc_obj(struct r1conf); if (!conf)