Still unable to reproduce in Testflinger rpi4b4g-006 with
http://cdimage.ubuntu.com/ubuntu-server/resolute/daily-
preinstalled/current/resolute-preinstalled-server-arm64+raspi.img.xz
1020:
[ 0.000000] Booting Linux on physical CPU 0x0000000000 [0x410fd083]
[ 0.000000] Linux version 7.0.0-1020-raspi (buildd@bos03-arm64-062)
(aarch64-linux-gnu-gcc (Ubuntu 15.2.0-16ubuntu1) 15.2.0, GNU ld (GNU Binutils
for Ubuntu) 2.46) #20-Ubuntu SMP PREEMPT_DYNAMIC Fri Sep 11 16:02:28 UTC 2026
(Ubuntu 7.0.0-1020.20-raspi 7.0.14)
[ 0.043605] pps_core: LinuxPPS API ver. 1 registered
[ 1.209094] usb usb1: Manufacturer: Linux 7.0.0-1020-raspi xhci-hcd
[ 1.209875] usb usb2: Manufacturer: Linux 7.0.0-1020-raspi xhci-hcd
[ 3.536758] usb usb3: Manufacturer: Linux 7.0.0-1020-raspi dwc2_hsotg
[ 8.947380] mc: Linux media interface: v0.10
[ 8.982851] videodev: Linux video capture interface: v2.00
[ 9.630399] brcmfmac: F1 signature read @0x18000000=0x15264345
[ 9.640410] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio
for chip BCM4345/6
[ 9.640925] usbcore: registered new interface driver brcmfmac
[ 10.085610] brcmfmac: brcmf_c_process_txcap_blob: no txcap_blob available
(err=-2)
[ 10.087426] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM4345/6 wl0: Aug 29
2023 01:47:08 version 7.45.265 (28bca26 CY) FWID 01-b677b91b
[ 24.670439] brcmfmac: brcmf_cfg80211_set_power_mgmt: power save enabled
1021:
[ 0.000000] Booting Linux on physical CPU 0x0000000000 [0x410fd083]
[ 0.000000] Linux version 7.0.0-1021-raspi (buildd@bos03-arm64-026)
(aarch64-linux-gnu-gcc (Ubuntu 15.2.0-16ubuntu1) 15.2.0, GNU ld (GNU Binutils
for Ubuntu) 2.46) #21-Ubuntu SMP PREEMPT_DYNAMIC Mon Sep 14 19:42:07 UTC 2026
(Ubuntu 7.0.0-1021.21-raspi 7.0.14)
[ 0.043887] pps_core: LinuxPPS API ver. 1 registered
[ 1.141521] usb usb1: Manufacturer: Linux 7.0.0-1021-raspi xhci-hcd
[ 1.142406] usb usb2: Manufacturer: Linux 7.0.0-1021-raspi xhci-hcd
[ 3.633079] usb usb3: Manufacturer: Linux 7.0.0-1021-raspi dwc2_hsotg
[ 9.696533] mc: Linux media interface: v0.10
[ 9.765803] videodev: Linux video capture interface: v2.00
[ 9.998427] brcmfmac: F1 signature read @0x18000000=0x15264345
[ 10.033199] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio
for chip BCM4345/6
[ 10.056680] usbcore: registered new interface driver brcmfmac
[ 10.291492] brcmfmac: brcmf_c_process_txcap_blob: no txcap_blob available
(err=-2)
[ 10.292248] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM4345/6 wl0: Aug 29
2023 01:47:08 version 7.45.265 (28bca26 CY) FWID 01-b677b91b
[ 12.653376] brcmfmac: brcmf_cfg80211_set_power_mgmt: power save enabled
$ ip link
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode
DEFAULT group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP mode
DEFAULT group default qlen 1000
link/ether d8:3a:dd:3e:3e:df brd ff:ff:ff:ff:ff:ff
3: wlan0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq_codel state
DOWN mode DEFAULT group default qlen 1000
link/ether d8:3a:dd:3e:3e:e0 brd ff:ff:ff:ff:ff:ff
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https://bugs.launchpad.net/bugs/2168469
Title:
[SRU][Regression] linux-raspi 7.0.0-1021.21 drops brcmfmac-cyw.ko,
breaking Wi-Fi on RPi 400
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