Fedora Rawhide kernel 6.15 fails to detect Intel AVX200 wifi card

The latest 6.15 kernel is not detecting my Intel wireless card (so no wireless option shows on the desktop) in my Dell XPS 15, where if I boot into the preceding 6.14 kernel the wifi card works fine:

card:

> lspci -k
3b:00.0 Network controller: Intel Corporation Wi-Fi 6 AX200 (rev 1a)
	Subsystem: Rivet Networks Killer Wi-Fi 6 AX1650x (AX200NGW)
	Kernel modules: iwlwifi

on 6.15.0-0.rc0.20250327git1a9239bb4253.5.fc43.x86_64 kernel:

╰─❯ sudo dmesg | grep iwlwifi
[sudo] password for hugh: 
[    6.041427] iwlwifi 0000:3b:00.0: enabling device (0000 -> 0002)
[    6.101754] iwlwifi 0000:3b:00.0: Detected crf-id 0x3617, cnv-id 0x100530 wfpm id 0x80000000
[    6.101932] iwlwifi 0000:3b:00.0: PCI dev 2723/1654, rev=0x340, rfid=0x10a100
[    6.101937] iwlwifi: No config found for PCI dev 2723/1654, rev=0x340, rfid=0x10a100
[    6.101959] iwlwifi 0000:3b:00.0: probe with driver iwlwifi failed with error -22

on 6.14.0-0.rc7.20250321gitb3ee1e460951.60.fc43.x86_64 kernel:

╰─❯ sudo dmesg | grep iwlwifi
[sudo] password for hugh: 
[    6.102819] iwlwifi 0000:3b:00.0: enabling device (0000 -> 0002)
[    6.136902] iwlwifi 0000:3b:00.0: Detected crf-id 0x3617, cnv-id 0x100530 wfpm id 0x80000000
[    6.137083] iwlwifi 0000:3b:00.0: PCI dev 2723/1654, rev=0x340, rfid=0x10a100
[    6.137090] iwlwifi 0000:3b:00.0: Detected Killer(R) Wi-Fi 6 AX1650x 160MHz Wireless Network Adapter (200NGW)
[    6.196303] iwlwifi 0000:3b:00.0: TLV_FW_FSEQ_VERSION: FSEQ Version: 89.3.35.37
[    6.196591] iwlwifi 0000:3b:00.0: loaded firmware version 77.b405f9d4.0 cc-a0-77.ucode op_mode iwlmvm
[    6.691815] iwlwifi 0000:3b:00.0: Detected RF HR B3, rfid=0x10a100
[    6.762523] iwlwifi 0000:3b:00.0: base HW address: 78:2b:46:ee:11:0a
[    6.790496] iwlwifi 0000:3b:00.0 wlp59s0: renamed from wlan0
[    7.607834] iwlwifi 0000:3b:00.0: Registered PHC clock: iwlwifi-PTP, with index: 0

This appears unique to this Intel card as I have another laptop that had no problem with the 6.15 update. If there is a better place for me to report this, please let me know. Is this just a matter of waiting for future kernel 6.15 updates? Thank you.

You are not running a current fedora kernel and drivers are kernel specific.
Either run the 6.14 kernel from fedora (where the drivers are tested to function) or you are required to identify and resolve the specific details that cause the issue.

Even the upcoming f42 release is only using a 6.14 kernel and f41 is still on the 6.13 kernel. Rawhide is totally development.

I don’t understand your response. I am on Rawhide (not 42 or 41, so what 42 or 41 are using is not relevant). The kernel update came through the normal Rawhide update process and the 6.15 kernel is identfied by uname -r as a ‘.fc43.x86_64’ package. What causes you to say I’m not on a Fedora kernel? By posting my system info, I am trying to identify and resolve the specific details that cause the issue.

Sorry, I missed the fc43 in that kernel listing.

Rawhide often has problems (It is after all a development platform and constantly changing). Thus if there is an issue you should report it to the developers since we mostly do not support rawhide on this forum.

A development platform is much different than a stable user platform.

Ah… got it… Thanks Jeff. I didn’t realize that about the forum (I was hoping some developers were lurking :smiley:). I will file a bugzilla report.

You can help by reporting ther regression in the fedora bug tracker.

Thanks Barry. Report now at: https://bugzilla.redhat.com/show_bug.cgi?id=2356239

I confirmed the bug over there too. I wasn’t aware of it till you brought it up, Hugh. I don’t run the wifi on this machine much.

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FWIW, I think this may be an upstream kernel issue based on Patch for iwlwifi Hopefully fixed in future kernel release.

Well, that saves me from having to do the bisection. Figured it was
something upstream.

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