From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f71.google.com (mail-oo1-f71.google.com [209.85.161.71]) (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 4B94E592205 for ; Tue, 8 Sep 2026 17:58:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788890322; cv=none; b=AXBHLhPaNu3CsJMypZRzYCIMZ186cGlOQja9Acd6FMbJO2J2i7F8hk/yUQauH3Ke7Rh+WG4KCKAaUwtUUt3Tpy8MRx0M/i8VGQuIdAiig2QqvnVLzVhQCXqaOhh1kFeX1sR3oa6yWvd/Y6s03UiLeSbOvCfgAMnZL4uDGRetFCg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788890322; c=relaxed/simple; bh=Fhkzj6cqtLKv5U4VNEwQ9lXc0H5vFJkUCJB85nqfcas=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=cLQa+3j6zBcCRMbfm27o/4Nrr6QYd/ZoU3YhZkrcMigBoK0a2qE2gTC9Z3u7OV1XIhNJEvbtltyveHIHHy3M7y7Y0hUcBV//SrC4s3Hnmnu9wDMSdZRNTyw94jllI0ZUl/3WEVriqazTTnaZtPQNgWbBW1MOR1MMMgUDx1Gn+jc= 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=209.85.161.71 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-oo1-f71.google.com with SMTP id 006d021491bc7-6b173742296so6046215eaf.0 for ; Tue, 08 Sep 2026 10:58:40 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1788890320; x=1789495120; 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=SjkBqCYBpA4dQZFMRprnrPs8xpJtChv2aHUWrWmapFU=; b=pFctTJrwPNXU7wruUMzR/AKuIN88sWJtgFeD+w10ew5EOvhG+o8X7PrD1mmWZoumyb Wq8e0jusZ8RVKCun9cjkU896w4Yr0RGpPdrw0xxxfIXu3CSyfoOS7ABJWkm60d96XeDH x717cgxq0FupEe+cOwxhzQ24A2+w5ZblkN/n16Wr/XCtAmW5KURq+s7MafRRq+5yo30P 3aorcmZcZSDnY7Mxk1XGtJT9w4Q6bBbmnzMOjIyUDam7v8+Z6qLVoiTgqvxX0CxF7QMN 0+VaStXzYn/x7KhVwMSIeW1Dm/j/6B0zmMuEBhzy8wVlinkGXfxBia4TGEU86FI9ou3j d5Lg== X-Gm-Message-State: AFuF++l7mA1jfzEX0U1m9N5a96T8c4T9KAfPbURmgMKDQIcNehawk8rV PwNooX+aAPMsV1ytd7mBBT8haBkuIWjMbotqnrpX23v3HqkKU8IovHGCil1e87VizW3nN6okWmG DzOXMV2C0E6UptWwV78vmbnwWjCaCo6XLn8dC+4yI7Fw5j2DMy4FNxDvpJ7c= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:190d:b0:6a3:6f5d:4d6c with SMTP id 006d021491bc7-6b58341fd2emr15301361eaf.6.1788890320099; Tue, 08 Sep 2026 10:58:40 -0700 (PDT) Date: Tue, 08 Sep 2026 10:58:40 -0700 In-Reply-To: <6a9f6314.6e6c5f9e.28f11f.0001.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6aa04cd0.f614420e.2bf292.0010.GAE@google.com> Subject: Forwarded: Re: [syzbot] [fs?] BUG: unable to handle kernel NULL pointer dereference in getname_kernel 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: [syzbot] [fs?] BUG: unable to handle kernel NULL pointer dereference in getname_kernel Author: pavankumaryalagada@gmail.com #syz test: https://kernel.googlesource.com/pub/scm/linux/kernel/git/torvalds/linux 73ae59e97596 diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c index d74c01c98f19..336013139ef6 100644 --- a/drivers/nvme/target/core.c +++ b/drivers/nvme/target/core.c @@ -591,6 +591,11 @@ int nvmet_ns_enable(struct nvmet_ns *ns) if (ns->enabled) goto out_unlock; + if (!ns->device_path) { + ret = -EINVAL; + goto out_unlock; + } + ret = nvmet_bdev_ns_enable(ns); if (ret == -ENOTBLK) ret = nvmet_file_ns_enable(ns);