From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=209.85.167.197 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793282869; b=NIIrxZyExexy7WsVTYnvK2uRm5t8XPW4o5qoidGYTIeCiMl6BPZUkwFGD7+6WXAL5UBx JJKKal9Q7aXqap6gGn6Rii/Py7JLo5z89h3A5iO99v8+VFY7Q9o2PrM2n9B8BYgc7cDTP QtI0Jx7ERrI0eKCUWpzuAobnP4WJLRXOmeOF1YRGufmCqiJL23sA+ITmTilbO0PxqNumD Z7XT71BIrKzXL+B0+Cm9P0bNynmVp7oWs3ZgaZ9LY0OB5Zx0SQtLnbsgDML4ORwEqCTB8 RsQn+Q+2F1A/XjBWnduccSXh6cCmTOvyNatyiLt6ytGRnS+RbyJmuR6qho+Y+xY1wfA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793282869; 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=Xic752nnSMRK8T4IOdWGNOtJqBMGIKUQbQWT/8VS2Mou3lI8ybUwYapHVcdwQJ79Akoz 7qeyOQ+YTbvuxuB7k9/7kWSl7vPjtFX/fWZ/wWCB76aGWX6zlTuGzlZFm/2t4KUc/bl2r QlPZh9Eb/hclZ0Edug4I+dRMLbdnR8JapaagxzUTLPxpz8KgfMEelHyMa+EfvGPmYfvjA sJxM2aXqdst07X0jtcWHIqTGdYGu52fMAzvpgQ+ut+svRl1XgXtN2CXoo6qKYOB/VJPx6 83I4NwPDOevD6BQeRm4lP0fmc7fre8iO4JXgP3WHSfpk3Vhb9lI9trM17k6dEly1aHg== 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=209.85.167.197 Received: from mail-oi1-f197.google.com (mail-oi1-f197.google.com [209.85.167.197]) (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 EBF4A606A31C for ; Thu, 29 Oct 2026 14:07:48 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org EBF4A606A31C 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-f197.google.com with SMTP id 5614622812f47-4b26d8d2498so3108782b6e.2 for ; Thu, 29 Oct 2026 07:07:48 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1793282868; x=1793887668; 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=V63/qMJsfyEpXyQ8jSEu47BjqS9HKq+wN1XzeCGeijGMG/gHWa3LP7efj/z4o/5QsD teNOpe4CJZZxwi8MOh23A+Xay0coHkcJzCY19TgbPDvD8/mkdG9/VvmOQbNhxNaOy6A7 Y42vu+uAWEDpNKNde/b/mnUrybW0US2hBnvGUmfVnSRWcL+kWulOVE7gxASU79+2J5JV 5Vfmd7uSzdu4HWLu9u47/klkrPoU1H/if4LZ7DO0polNqvxyRCmWJGyzXodCsc+EEhlo ZB2X/SqKk6rbEi1AiqRYJ8dCUJwQTaQVC9Ds58xQU2KGt4o4ucNFjWn3jxvrLlBK4Ist ciBg== X-Gm-Message-State: AFq9FYLpx8TPcMuYpKD3F+rRXAKZo7P4dkNTaZdn2Gf84yI7ZBjpfgk5 kZS0BFmjDS27jx60D5U4cpLhR9OhFKcdF0PBW91gkKtGkCNTMkpdR/NRXdMBmdPjVN/5HCDYK10 bfcbPjehli6sc53cv5oiuvs6borfB92RRvo+Zs0C0othCID3mlajNEouc7KY= 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:a05:6808:151e:b0:508:c44a:63f4 with SMTP id 5614622812f47-56382684c39mr4106451b6e.35.1793282867974; Thu, 29 Oct 2026 07:07:47 -0700 (PDT) Date: Thu, 29 Oct 2026 07:07:47 -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: <6ae35333.55b94f83.31f4d7.01a4.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)