From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 43F6730E853; Sat, 12 Sep 2026 05:47:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789192032; cv=none; b=kmlU+EYivWjOsDcnrdG7X4zE3Mptg4LmtC7Jj4tiQHPth6fLgKIFJ/FB5GXsQpJCKMkZjL7wuhals63dvzT75B7bVnzPGzmApL2u3edMD37Db3XCgv3XcfCtfWVs80Ex/oOQaqkL67JBjOxKfwQAVD5fCk9I9K/Z3GHN/P8WEGY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789192032; c=relaxed/simple; bh=XtjdVOa4ofFL2/map0QAzdphOu8JVuMkNoLmzpb4YmM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=cQjvPe5Z0OvH5Y6rhgnH+h4NxQ8aZF/rk6rOEp0RGWl/ViGDg8tZhKYhCSY24HXkRZlxHsRIn/I+GgXp8SY2FVTjXjq3wGHWatSP5b2CcBN2hoAic7cY6gKUQ/leY45LkUa2iitlsjub99UQ/9Ct8jJkrxLmBv+xmUsItV6uR+Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=aa2PHdQg; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="aa2PHdQg" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B66191F00893; Sat, 12 Sep 2026 05:47:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1789192030; bh=I1xw0WIHIZxIqpPpXrHwOD6f1qs8OsT841gbBO28lGQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=aa2PHdQg4+PvANHacVKowSLHfTGDeGCuR7LhcLPwyghvZVnaARHPauLW7qErLoiJa SvNDBQ2Tdjl76HqDjB7JHQsCtb2kqsFUvb+hXfLlhUd2AyFk/o0gSASk8i3LNzTTyD qFm6J49svMxKux/Fcm27pyUsVIPvZkE/Zxka4lX0= Date: Sat, 12 Sep 2026 07:47:00 +0200 From: Greg Kroah-Hartman To: co Cc: linux-usb@vger.kernel.org, Valentina Manea , Shuah Khan , Hongren Zheng , Suwan Kim , linux-kernel@vger.kernel.org Subject: Re: [BUG] drivers/usb: NULL pointer dereference in stub_recv_cmd_submit() Message-ID: <2026091217-almighty-slouching-de2c@gregkh> References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Sat, Sep 12, 2026 at 02:06:13AM +0000, co wrote: > This is a bug report, not a patch submission. See > https://bugs.sh/reporting.html > > We found a bug reachable in: > > path drivers/usb/usbip > crash NULL pointer dereference in stub_recv_cmd_submit() > commit 2f1baf1fc892 ("Merge tag 'trace-v7.2-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace") > > Config, environment, the sanitizer report and a C reproducer follow. > > == Notes =============================================================== > If you fix this bug, this tag credits the report and lets us > close it on our side: > > Reported-by: co+66c3f58096d0bde8@bugs.sh > > Everything in this mail is validated by the reproducer below. > > We also hold an unreviewed LLM-generated analysis and candidate > patch. The same reproducer panics the unpatched kernel and runs > clean with that patch applied. Use it as a starting point, or ignore > it and write your own: > > patch.diff https://bugs.sh/b/66c3f58096d0bde8/patch.diff Please just submit patches like normal, in a format that can be applied, and do not make us go to random links to attempt to get any information. That's not how kernel development works at all. thanks, greg k-h