@TaG: QuadrO

• https://www.intel.com/content/www/us/en/support/products/60722/wireless/legacy-intel-wireless-products/intel-wireless-series/intel-centrino-ultimate-n-6300.html
• https://community.intel.com/t5/Wireless/Problems-with-Intel-Centrino-Ultimate-N-6300-Linux/m-p/1197817

• PCI\VEN_8086&DEV_4238&SUBSYS_11118086&REV_35
• 8086:4238

• http://ftp.hp.com/pub/softpaq/sp58501-59000/sp58782.exe
• http://ftp.hp.com/pub/softpaq/sp57001-57500/sp57379.tar

44:00.0 Network controller: Intel Corporation Centrino Ultimate-N 6300 (rev 35)
      DeviceName: WLAN
      Subsystem: Intel Corporation Centrino Ultimate-N 6300 3x3 AGN
44:00.0 0280: 8086:4238 (rev 35)

lshw -class net
  *-network UNCLAIMED
     description: Network controller
     product: Centrino Ultimate-N 6300
     vendor: Intel Corporation
     physical id: 0
     bus info: pci@0000:44:00.0
     version: 35
     width: 64 bits
     clock: 33MHz
     capabilities: pm msi pciexpress bus_master cap_list
     configuration: latency=0
     resources: memory:d3300000-d3301fff

rfkill list all
0: hp-wifi: Wireless LAN
      Soft blocked: yes
      Hard blocked: no

dpkg -L linux-modules-iwlwifi-generic || sudo apt install linux-modules-iwlwifi-generic
sudo modprobe -r iwlwifi ; sudo modprobe -v iwlwifi
# linux-modules-iwlwifi-5.15.0-56-generic: /lib/modules/5.15.0-56-generic/ubuntu/iwlwifi/iwlwifi.ko

sudo dmesg | grep -e iwl -e wlp
[ 1607.456600] Loading modules backported from iwlwifi
[ 1607.456606] iwlwifi-stack-public:master:9858:4c7cba27

rzr@nva:~$ sudo dmesg | grep iwlwifi
[   30.563287] iwlwifi 0000:44:00.0: can't disable ASPM; OS doesn't have ASPM control
[   31.166191] iwlwifi 0000:44:00.0: Direct firmware load for iwlwifi-6000-6.ucode failed with error -2
[   31.216711] iwlwifi 0000:44:00.0: Direct firmware load for iwlwifi-6000-5.ucode failed with error -2
[   31.344546] iwlwifi 0000:44:00.0: loaded firmware version 9.221.4.1 build 25532 6000-4.ucode op_mode iwldvm
[   31.855483] iwlwifi 0000:44:00.0: CONFIG_IWLWIFI_DEBUG disabled
[   31.855495] iwlwifi 0000:44:00.0: CONFIG_IWLWIFI_DEBUGFS enabled
[   31.855499] iwlwifi 0000:44:00.0: CONFIG_IWLWIFI_DEVICE_TRACING enabled
[   31.855503] iwlwifi 0000:44:00.0: Detected Intel(R) Centrino(R) Ultimate-N 6300 AGN, REV=0x74
[   31.978144] iwlwifi 0000:44:00.0 wlo1: renamed from wlan0
  
apt-file search iwlwifi-6000
linux-firmware: /lib/firmware/iwlwifi-6000-4.ucode
linux-firmware: /lib/firmware/iwlwifi-6000g2a-5.ucode
linux-firmware: /lib/firmware/iwlwifi-6000g2a-6.ucode
linux-firmware: /lib/firmware/iwlwifi-6000g2b-6.ucode

sudo modprobe -r iwlwifi ; sudo modprobe -v iwlwifi

linux-modules-6.0.9-060009-generic: /lib/modules/6.0.9-060009-generic/kernel/drivers/net/wireless/intel/iwlwifi/iwlwifi.ko

[  966.189845] iwlwifi 0000:44:00.0: can't disable ASPM; OS doesn't have ASPM control
[  966.192078] iwlwifi 0000:44:00.0: Direct firmware load for iwlwifi-6000-6.ucode failed with error -2
[  966.192124] iwlwifi 0000:44:00.0: Direct firmware load for iwlwifi-6000-5.ucode failed with error -2
[  966.192670] iwlwifi 0000:44:00.0: loaded firmware version 9.221.4.1 build 25532 6000-4.ucode op_mode iwldvm
[  966.296928] iwlwifi 0000:44:00.0: CONFIG_IWLWIFI_DEBUG disabled
[  966.296936] iwlwifi 0000:44:00.0: CONFIG_IWLWIFI_DEBUGFS enabled
[  966.296938] iwlwifi 0000:44:00.0: CONFIG_IWLWIFI_DEVICE_TRACING enabled
[  966.296940] iwlwifi 0000:44:00.0: Detected Intel(R) Centrino(R) Ultimate-N 6300 AGN, REV=0x74
[  966.325551] ieee80211 phy0: Selected rate control algorithm 'iwl-agn-rs'
[  966.332439] iwlwifi 0000:44:00.0 wlo1: renamed from wlan0
[  966.375594] iwlwifi 0000:44:00.0: Radio type=0x0-0x3-0x1
[  966.619607] iwlwifi 0000:44:00.0: Radio type=0x0-0x3-0x1

• https://wiki.debian.org/iwlwifi# IWlWifi
• https://linux-hardware.org/?id=pci:8086-4238-8086-1111
• https://askubuntu.com/questions/1422179/ubuntu-22-04-wifi-adapter-intel-centrino-ultimate-n-6300-not-recognized
• https://packages.debian.org/unstable/firmware-iwlwifi
• https://github.com/intel/backport-iwlwifi/
• https://wireless.wiki.kernel.org/en/users/drivers/iwlwifi#introduction
• https://community.intel.com/t5/Wireless/problem-with-intel-ax200-rev-1a-and-linux/m-p/1388908#M42054
• https://askubuntu.com/questions/1382868/wifi-not-working-on-kubuntu-21-10-kernel-5-13-0-samsung-galaxy-book-odyssey
• https://lore.kernel.org/linux-wireless/?q=6300
• https://bugs.launchpad.net/ubuntu/+source/backport-iwlwifi-dkms
• https://bugs.launchpad.net/ubuntu/+source/linux?field.searchtext=Centrino+Ultimate-N+6300&search=Search&field.status%3Alist=NEW&field.status%3Alist=INCOMPLETE_WITH_RESPONSE&field.status%3Alist=INCOMPLETE_WITHOUT_RESPONSE&field.status%3Alist=CONFIRMED&field.status%3Alist=TRIAGED&field.status%3Alist=INPROGRESS&field.status%3Alist=FIXCOMMITTED&field.assignee=&field.bug_reporter=&field.omit_dupes=on&field.has_patch=&field.has_no_package=

• https://forums.debian.net/viewtopic.php?t=158270&sid=3a12b0f338cb39652ce4b3cb8b53d3b5&start=20
• https://community.intel.com/t5/Wireless/Meteor-Lake-PCH-WiFi-broken-on-Linux-Not-valid-error-log-pointer/td-p/1608808

• Regression on 6.8.0-51-generic UbuntU 24.04 ?

 sudo dmesg | grep iwl
[   26.341389] iwlwifi_compat: loading out-of-tree module taints kernel.
[   26.341814] Loading modules backported from iwlwifi
[   26.341818] iwlwifi-stack-public:release/core89:12325:dcfcbdc0

Solution:

• https://kernel.ubuntu.com/mainline/v6.12/

Linux nva 6.12.0-061200-generic #202411220723 SMP PREEMPT_DYNAMIC Tue Nov 26 13:49:49 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux

root@nva:/home/rzr# dmesg  | grep -i iwl
[   21.860639] iwlwifi 0000:44:00.0: can't disable ASPM; OS doesn't have ASPM control
[   21.867636] iwlwifi 0000:44:00.0: Detected crf-id 0xa5a5a5a1, cnv-id 0xa5a5a5a1 wfpm id 0xa5a5a5a1
[   21.867670] iwlwifi 0000:44:00.0: PCI dev 4238/1111, rev=0x74, rfid=0xd55555d5
[   21.867676] iwlwifi 0000:44:00.0: Detected Intel(R) Centrino(R) Ultimate-N 6300 AGN
[   22.178731] iwlwifi 0000:44:00.0: Direct firmware load for iwlwifi-6000-6.ucode failed with error -2
[   22.183091] iwlwifi 0000:44:00.0: Direct firmware load for iwlwifi-6000-5.ucode failed with error -2
[   22.247643] iwlwifi 0000:44:00.0: loaded firmware version 9.221.4.1 build 25532 6000-4.ucode op_mode iwldvm
[   23.287978] iwlwifi 0000:44:00.0: CONFIG_IWLWIFI_DEBUG disabled
[   23.287989] iwlwifi 0000:44:00.0: CONFIG_IWLWIFI_DEBUGFS enabled
[   23.287992] iwlwifi 0000:44:00.0: CONFIG_IWLWIFI_DEVICE_TRACING enabled
[   23.287995] iwlwifi 0000:44:00.0: Detected Intel(R) Centrino(R) Ultimate-N 6300 AGN, REV=0x74
[   23.329427] ieee80211 phy0: Selected rate control algorithm 'iwl-agn-rs'
[   23.424313] iwlwifi 0000:44:00.0 wlo1: renamed from wlan0
[   59.554209] iwlwifi 0000:44:00.0: Radio type=0x0-0x3-0x1
[   59.797160] iwlwifi 0000:44:00.0: Radio type=0x0-0x3-0x1

TODO try 6.11.0-13-generic ?