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[174.94.17.182]) by smtp.gmail.com with ESMTPSA id x16sm10376785qkh.14.2020.04.27.06.26.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 27 Apr 2020 06:26:53 -0700 (PDT) Sender: Mark Johnston Date: Mon, 27 Apr 2020 09:26:51 -0400 From: Mark Johnston To: Marc Veldman Cc: freebsd-current@freebsd.org Subject: Re: iwm0 UNHANDLED error Message-ID: <20200427132651.GG81656@raichu> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Queue-Id: 499ltR2PNkz42Jf X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=DeT4wzXL; dmarc=none; spf=pass (mx1.freebsd.org: domain of markjdb@gmail.com designates 2607:f8b0:4864:20::f30 as permitted sender) smtp.mailfrom=markjdb@gmail.com X-Spamd-Result: default: False [-2.90 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; DMARC_NA(0.00)[freebsd.org]; RCVD_COUNT_THREE(0.00)[3]; MIME_TRACE(0.00)[0:+]; TO_MATCH_ENVRCPT_SOME(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; RCPT_COUNT_TWO(0.00)[2]; RCVD_IN_DNSWL_NONE(0.00)[0.3.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.b.8.f.7.0.6.2.list.dnswl.org : 127.0.5.0]; IP_SCORE(-1.20)[ip: (-5.17), ipnet: 2607:f8b0::/32(-0.33), asn: 15169(-0.43), country: US(-0.05)]; FORGED_SENDER(0.30)[markj@freebsd.org,markjdb@gmail.com]; MID_RHS_NOT_FQDN(0.50)[]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; FROM_NEQ_ENVFROM(0.00)[markj@freebsd.org,markjdb@gmail.com]; RCVD_TLS_ALL(0.00)[] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 27 Apr 2020 13:26:56 -0000 On Mon, Apr 27, 2020 at 02:27:00PM +0200, Marc Veldman wrote: > I the following error message when booting: > > iwm0: frame 8/160 b800002c UNHANDLED (this should not happen) > > With some debug code: > iwm0: frame 8/160 b800002c UNHANDLED (this should not happen) Code 00ce > > Any ideas? > > Dmesg attached. > > Best regards, > > Marc Veldman It looks like this is related to firmware support for WiFi/Bluetooth coexistence; the firmware is passing some status information to the driver, and iwm(4) currently drops it since it doesn't have any of iwl's coexistence support fleshed out. I committed a variant of your debug patch, since we should obviously be printing the command code to begin with.