This was formerly a Windows device but has been wiped and reloaded. No dual-boot. No bios fastboot settings either.
-----Original Message----- From: [email protected] <[email protected]> On Behalf Of You-Sheng Yang Sent: Wednesday, June 17, 2026 9:10 PM To: [email protected] Subject: [Bug 2156951] Re: Intel AX211 (8086:7e40) not bound on kernel 7.0.0-15-generic — PCI ID absent from iwlwifi module Please try disable Windows Fast Startup: This is the most common cause of this error in dual-boot systems. Windows leaves the Wi-Fi card in an active low-power state that Linux cannot initialize. Boot into Windows, open Control Panel > Power Options > Choose what the power buttons do, click "Change settings that are currently unavailable," uncheck Turn on fast startup, and shut down completely. ** Description changed: Steps to reproduce: Boot Dell Latitude 5450 (Meteor Lake, Intel Core Ultra) with Ubuntu 26.04, kernel 7.0.0-15-generic Run modinfo iwlwifi | grep 7e40 Expected: Device ID present, iwlwifi binds to 00:14.3 - Actual: No output. iwlwifi loads but never binds. No dmesg output from iwlwifi at all. lspci -nnk shows Kernel modules: iwlwifi but no Kernel driver in use. /sys/bus/pci/devices/0000:00:14.3/driver does not exist. + Actual: No output. iwlwifi loads but never binds. lspci -nnk shows Kernel modules: iwlwifi but no Kernel driver in use. /sys/bus/pci/devices/0000:00:14.3/driver does not exist. Device: 00:14.3 Network controller [0280]: Intel Corporation Meteor Lake PCH CNVi WiFi [8086:7e40] (rev 20), Subsystem: [8086:4090] Note: This is distinct from LP #2037390 where iwlwifi was probing the device but failing on missing firmware. Here the PCI ID 7e40 is entirely absent from the module — the device is never attempted. + + $ grep iwlwifi dmesg-boot.txt | cut -d ' ' -f5- + kernel: iwlwifi 0000:00:14.3: enabling device (0000 -> 0002) + kernel: iwlwifi 0000:00:14.3: CSR_RESET = 0x11 + kernel: iwlwifi 0000:00:14.3: Host monitor block 0x0 vector 0x0 + kernel: iwlwifi 0000:00:14.3: value [iter 0]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 1]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 2]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 3]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 4]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 5]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 6]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 7]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 8]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 9]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 10]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 11]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 12]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 13]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 14]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: Host monitor block 0x0 vector 0x1 + kernel: iwlwifi 0000:00:14.3: value [iter 0]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 1]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 2]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 3]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 4]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 5]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 6]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 7]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 8]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 9]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 10]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 11]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 12]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 13]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 14]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: Host monitor block 0x0 vector 0x6 + kernel: iwlwifi 0000:00:14.3: value [iter 0]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 1]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 2]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 3]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 4]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 5]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 6]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 7]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 8]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 9]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 10]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 11]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 12]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 13]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: value [iter 14]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: Host monitor block 0x22 vector 0x0 + kernel: iwlwifi 0000:00:14.3: value [iter 0]: 0x00000000 + kernel: iwlwifi 0000:00:14.3: probe with driver iwlwifi failed with + error -110 ** Also affects: linux (Ubuntu) Importance: Undecided Status: New ** No longer affects: linux-firmware (Ubuntu) ** Changed in: linux (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are subscribed to the bug report. https://bugs.launchpad.net/bugs/2156951 Title: Intel AX211 (8086:7e40) not bound on kernel 7.0.0-15-generic — PCI ID absent from iwlwifi module Status in linux package in Ubuntu: Incomplete Bug description: Steps to reproduce: Boot Dell Latitude 5450 (Meteor Lake, Intel Core Ultra) with Ubuntu 26.04, kernel 7.0.0-15-generic Run modinfo iwlwifi | grep 7e40 Expected: Device ID present, iwlwifi binds to 00:14.3 Actual: No output. iwlwifi loads but never binds. lspci -nnk shows Kernel modules: iwlwifi but no Kernel driver in use. /sys/bus/pci/devices/0000:00:14.3/driver does not exist. Device: 00:14.3 Network controller [0280]: Intel Corporation Meteor Lake PCH CNVi WiFi [8086:7e40] (rev 20), Subsystem: [8086:4090] Note: This is distinct from LP #2037390 where iwlwifi was probing the device but failing on missing firmware. Here the PCI ID 7e40 is entirely absent from the module — the device is never attempted. $ grep iwlwifi dmesg-boot.txt | cut -d ' ' -f5- kernel: iwlwifi 0000:00:14.3: enabling device (0000 -> 0002) kernel: iwlwifi 0000:00:14.3: CSR_RESET = 0x11 kernel: iwlwifi 0000:00:14.3: Host monitor block 0x0 vector 0x0 kernel: iwlwifi 0000:00:14.3: value [iter 0]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 1]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 2]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 3]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 4]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 5]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 6]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 7]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 8]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 9]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 10]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 11]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 12]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 13]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 14]: 0x00000000 kernel: iwlwifi 0000:00:14.3: Host monitor block 0x0 vector 0x1 kernel: iwlwifi 0000:00:14.3: value [iter 0]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 1]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 2]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 3]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 4]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 5]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 6]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 7]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 8]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 9]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 10]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 11]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 12]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 13]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 14]: 0x00000000 kernel: iwlwifi 0000:00:14.3: Host monitor block 0x0 vector 0x6 kernel: iwlwifi 0000:00:14.3: value [iter 0]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 1]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 2]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 3]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 4]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 5]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 6]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 7]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 8]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 9]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 10]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 11]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 12]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 13]: 0x00000000 kernel: iwlwifi 0000:00:14.3: value [iter 14]: 0x00000000 kernel: iwlwifi 0000:00:14.3: Host monitor block 0x22 vector 0x0 kernel: iwlwifi 0000:00:14.3: value [iter 0]: 0x00000000 kernel: iwlwifi 0000:00:14.3: probe with driver iwlwifi failed with error -110 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2156951/+subscriptions -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2156951 Title: Intel AX211 (8086:7e40) not bound on kernel 7.0.0-15-generic — PCI ID absent from iwlwifi module To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2156951/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
