Return-path: Received: from s3.sipsolutions.net ([144.76.43.62]:48138 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727645AbeILCDS (ORCPT ); Tue, 11 Sep 2018 22:03:18 -0400 Message-ID: <1536699720.3224.152.camel@sipsolutions.net> (sfid-20180911_230314_083418_24732640) Subject: Re: 4.19-rc[23] iwlwifi: BUG in swiotlb From: Johannes Berg To: Randy Dunlap , LKML , linux-wireless , linuxwifi@intel.com Date: Tue, 11 Sep 2018 23:02:00 +0200 In-Reply-To: <8bea4cfc-4b16-7c7c-3e9a-5b6684b47345@infradead.org> References: <0c5e53e5-2afa-8d38-0b48-272c670c4bc5@infradead.org> <1536651177.3224.106.camel@sipsolutions.net> <8bea4cfc-4b16-7c7c-3e9a-5b6684b47345@infradead.org> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: On Tue, 2018-09-11 at 13:57 -0700, Randy Dunlap wrote: > I can't be sure. I've been having problems booting this laptop for a few > weeks now but haven't tracked it down yet. Ok. > The wireless NIC is Condor Peak: > > 04:00.0 Network controller: Intel Corporation Centrino Wireless-N 1000 [Condor Peak] Wow, that's old. I should have one somewhere, but we haven't worked on this NIC in many years. We've touched the driver, of course, but the configuration for this wouldn't have changed. > sigh. I can reproduce it without the patch: > > > https://p.sipsolutions.net/aa0dccd7a60fe176.txt > > but with that patch, it just hangs after about 25 seconds of booting > (slow hard drive, not SSD). > > I'll try some other ways. Hmm. That makes me think you have some corruption going on, rather than something really being set to 0, because otherwise you should've seen the warning at least? johannes