Date: Sun, 1 Jan 2023 22:07:20 +0000 (UTC) From: "Bjoern A. Zeeb" <bz@FreeBSD.org> To: Marco <freebsd-wireless@lordsith.net> Cc: "freebsd-wireless@freebsd.org" <freebsd-wireless@freebsd.org> Subject: Re: New laptop: AC 9461/9560: iwm or iwlwifi? Message-ID: <615r1pn6-9741-72s9-nn72-n86714o6q98@mnoonqbm.arg> In-Reply-To: <Y7BkHGRyyopxbESh@freedom.nl> References: <Y5OueCTI/obivzkR@freedom.nl> <psr5s1os-9qn9-73q7-pr43-p3pp8s01164@mnoonqbm.arg> <Y6DP4j8AApeotsVo@freedom.nl> <Y6DWyDbEcLB1MPaS@freedom.nl> <Y6DZJT5mNJB8vuwi@freedom.nl> <s0s6p86n-325-7r4q-12r2-164r929r4775@mnoonqbm.arg> <Y6DtNJZ%2BWvzP%2BLEH@freedom.nl> <69oq98r0-4r8-16s6-3779-82q158sp044@mnoonqbm.arg> <Y66/laJT2zerWjBe@freedom.nl> <r28s5o7s-9rq9-r353-o685-528qp8q13rr@mnoonqbm.arg> <Y7BkHGRyyopxbESh@freedom.nl>
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On Sat, 31 Dec 2022, Marco wrote: > And /var/log/messages shows: > > Dec 31 16:09:45 harbinger wpa_supplicant[77366]: Error reading packet, has device disappeared? > Dec 31 16:09:45 harbinger syslogd: last message repeated 1 times > Dec 31 16:09:45 harbinger rtsold[65067]: <rtsock_input_ifannounce> interface wlan0 removed > Dec 31 16:09:45 harbinger kernel: [203] pid 77579 (wpa_supplicant), jid 0, uid 0: exited on signal 11 (core dumped) Wonder why this dumps core. > Dec 31 16:09:46 harbinger kernel: [204] wlan0: link state changed to DOWN > Dec 31 16:09:46 harbinger kernel: [204] iwm0: detached > Dec 31 16:09:46 harbinger root[27669]: /etc/rc.d/netif: WARNING: wlan0 does not exist. Skipped. > > [~] doas devctl reset -d pci0:0:20:3 > > /var/log/messages: > > Dec 31 16:12:37 harbinger kernel: [374] iwm0: <Intel(R) Dual Band Wireless AC 9560> mem 0xea238000-0xea23bfff irq 16 at device 20.3 on pci0 > Dec 31 16:12:37 harbinger kernel: [374] iwm0: attempting to allocate 1 MSI vectors (1 supported) > Dec 31 16:12:37 harbinger kernel: [374] msi: routing MSI IRQ 141 to local APIC 2 vector 53 > Dec 31 16:12:37 harbinger kernel: [374] iwm0: using IRQ 141 for MSI > Dec 31 16:12:37 harbinger kernel: [374] iwm0: Failed to lock the nic > Dec 31 16:12:37 harbinger kernel: [374] device_attach: iwm0 attach returned 6 Now iwm(4) failed to re-attach after the reset. > [~] doas devctl set driver pci0:0:20:3 iwlwifi > devctl: Failed to set pci0:0:20:3 driver to iwlwifi: Input/output error > > Dec 31 16:13:42 harbinger kernel: [440] iwlwifi0: <iwlwifi> mem 0xea238000-0xea23bfff irq 16 at device 20.3 on pci0 > Dec 31 16:13:42 harbinger kernel: [440] iwlwifi0: HW_REV=0xFFFFFFFF, PCI issues? > Dec 31 16:13:42 harbinger kernel: [440] device_attach: iwlwifi0 attach returned 5 And iwlwifi(4) then is no different. I think trying to re-attach iwm(4) in this setup should first work before we try to swap drivers. > again, yet despite the I/O error pciconf now shows: > > [~] doas pciconf -lBbcevV pci0:0:20:3 > iwlwifi0@pci0:0:20:3: class=0x028000 rev=0x11 hdr=0x00 vendor=0x8086 device=0x9df0 subvendor=0x8086 subdevice=0x0030 > vendor = 'Intel Corporation' > device = 'Cannon Point-LP CNVi [Wireless-AC]' > class = network > bar [10] = type Memory, range 64, base 0xea238000, size 16384, disabled I wonder why the BAR is disabled but iwlwifi could have done that on attach fail given it was still enabled after iwm(4) detach. /bz -- Bjoern A. Zeeb r15:7home | help
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