From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.10]) (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 E3E848F66 for ; Sun, 4 Feb 2024 07:57:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707033424; cv=none; b=PzZeaP6WgE1Wn1v4y/gARqv9YoNs22n58GDn3LR8gJa8qIFcCbJs+Nxkls4Y3tKj1uiaZ1hRlQPGSD3YpYcCZieSTXQWx5ypx6dd+B0fu93iI4hAwe9Y8bDCE7HhiCCClJ1JKcxKJCYiBFBOO/W3/D7pKxHwCbmWzOoj6dR0ZOY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707033424; c=relaxed/simple; bh=2QZdAeFMRaLsfVycTq9vrMu5DuZCuxZhJIXgxldKuQo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Vu3nhE1mbQrrJbARt8jyGYhIMh44cZ/lC4rUMtaC7xaUKLPRyaiHqaoQpErM++ZcrMmoHWFhErmXkIen2nHFOHA5hYu7WwbGevJb9E4Cusy74Cn8PKjaeiyFtjzqpBPqVw+QUpkUf9yaKDSCmSlarit0KCX3rVguKIpu2VEnusI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=T0cSFE3T; arc=none smtp.client-ip=192.198.163.10 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="T0cSFE3T" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1707033423; x=1738569423; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=2QZdAeFMRaLsfVycTq9vrMu5DuZCuxZhJIXgxldKuQo=; b=T0cSFE3TF3Zt687Sv3kXQYAxEk7zp87eYF19Unm6MBT+tvAT06D+AlL+ yXU6Gl6XQMPdu6MWdi+2llcqq3fFa1FQOmKnT5PVjTB8yFeVJKITULivX fWNmgsWk5akU09o/OLm/rOY75QDM1yfFV9bvjw72qDmlFkV/s1GgFU/3y FDyYlqm+XPyxNlUzHXPzdYsYCYvrDQ/em5y2jeb7XR3eRQG+CGfXFU4aR Gakfx4B1vJ/zlWk8FBpiR83/wwnVUrF+LrQGPejF0t2Kfc4Us8reK+kNQ bWq4Ri5JXywAp9iEObE/w1FDav9R7wOq1nKk9r05jAGoUylS+Ia1/R+GR w==; X-IronPort-AV: E=McAfee;i="6600,9927,10973"; a="11739955" X-IronPort-AV: E=Sophos;i="6.05,242,1701158400"; d="scan'208";a="11739955" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Feb 2024 23:56:57 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10973"; a="909008182" X-IronPort-AV: E=Sophos;i="6.05,242,1701158400"; d="scan'208";a="909008182" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga002.fm.intel.com with ESMTP; 03 Feb 2024 23:56:55 -0800 Received: by black.fi.intel.com (Postfix, from userid 1001) id 9658BFF; Sun, 4 Feb 2024 08:40:49 +0200 (EET) Date: Sun, 4 Feb 2024 08:40:49 +0200 From: Mika Westerberg To: Olliver Schinagl Cc: Andreas Noever , Michael Jamet , Yehezkel Bernat , linux-usb Subject: Re: kernel NULL pointer dereference on hotplug Message-ID: <20240204064049.GD8454@black.fi.intel.com> References: Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: Hi, On Fri, Feb 02, 2024 at 05:47:01PM +0100, Olliver Schinagl wrote: > Hey guys, > > I noticed this nasty kernel NULL pointer dereference yesterday on > 6.7.2-arch1-1 (haven't done this in a while) but also today, after updating > to 6.7.3-arch1-1 it's still there, so dumping the panic here. Hopefully > it'll be resolved by 6.7.4-arch1-1. Thanks for the report. > The thunderbolt gbit adapter always worked in the past, so this seems like a > regression. Anyway, here's the log. Can you try to bisect this, preferably using the mainline kernel? Let me know if you need instructions how to do this.