Comment 31 for bug 1861278

Revision history for this message
justcomplaining (justcomplaining) wrote :

I have news: I can connect to my 5 GHZ network now. I am not sure why though.
(1) I changed the 5GHZ channel
(2) I changed the frequency band from 80mhz to 40mhz
(3) Maybe the last driver update from March did something?

Here are my current outputs (I don't think there's much change though):

dmesg | grep 8821
[ 2.503406] rtl8821ce: loading out-of-tree module taints kernel.
[ 2.506732] rtl8821ce: module verification failed: signature and/or required key missing - tainting kernel
[ 2.956481] rtl8821ce 0000:02:00.0 wlo1: renamed from wlan0

dmesg |grep -i firm
[ 0.131142] Spectre V2 : Enabling Restricted Speculation for firmware calls
[ 2.562917] [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_04.bin (v1.4)

iw list
Wiphy phy0
 max # scan SSIDs: 9
 max scan IEs length: 2304 bytes
 max # sched scan SSIDs: 0
 max # match sets: 0
 max # scan plans: 1
 max scan plan interval: -1
 max scan plan iterations: 0
 Retry short limit: 7
 Retry long limit: 4
 Coverage class: 0 (up to 0m)
 Supported Ciphers:
  * WEP40 (00-0f-ac:1)
  * WEP104 (00-0f-ac:5)
  * TKIP (00-0f-ac:2)
  * CCMP-128 (00-0f-ac:4)
 Available Antennas: TX 0 RX 0
 Supported interface modes:
   * IBSS
   * managed
   * AP
 Band 1:
  Capabilities: 0x1962
   HT20/HT40
   Static SM Power Save
   RX HT20 SGI
   RX HT40 SGI
   RX STBC 1-stream
   Max AMSDU length: 7935 bytes
   DSSS/CCK HT40
  Maximum RX AMPDU length 65535 bytes (exponent: 0x003)
  Minimum RX AMPDU time spacing: 16 usec (0x07)
  HT Max RX data rate: 150 Mbps
  HT TX/RX MCS rate indexes supported: 0-7
  Bitrates (non-HT):
   * 1.0 Mbps
   * 2.0 Mbps
   * 5.5 Mbps
   * 11.0 Mbps
   * 6.0 Mbps
   * 9.0 Mbps
   * 12.0 Mbps
   * 18.0 Mbps
   * 24.0 Mbps
   * 36.0 Mbps
   * 48.0 Mbps
   * 54.0 Mbps
  Frequencies:
   * 2412 MHz [1] (20.0 dBm)
   * 2417 MHz [2] (20.0 dBm)
   * 2422 MHz [3] (20.0 dBm)
   * 2427 MHz [4] (20.0 dBm)
   * 2432 MHz [5] (20.0 dBm)
   * 2437 MHz [6] (20.0 dBm)
   * 2442 MHz [7] (20.0 dBm)
   * 2447 MHz [8] (20.0 dBm)
   * 2452 MHz [9] (20.0 dBm)
   * 2457 MHz [10] (20.0 dBm)
   * 2462 MHz [11] (20.0 dBm)
   * 2467 MHz [12] (20.0 dBm) (no IR)
   * 2472 MHz [13] (20.0 dBm) (no IR)
   * 2484 MHz [14] (disabled)
 Band 2:
  Capabilities: 0x1862
   HT20/HT40
   Static SM Power Save
   RX HT20 SGI
   RX HT40 SGI
   No RX STBC
   Max AMSDU length: 7935 bytes
   DSSS/CCK HT40
  Maximum RX AMPDU length 65535 bytes (exponent: 0x003)
  Minimum RX AMPDU time spacing: 16 usec (0x07)
  HT Max RX data rate: 150 Mbps
  HT TX/RX MCS rate indexes supported: 0-7
  VHT Capabilities (0x03c00120):
   Max MPDU length: 3895
   Supported Channel Width: neither 160 nor 80+80
   short GI (80 MHz)
   +HTC-VHT
  VHT RX MCS set:
   1 streams: MCS 0-9
   2 streams: not supported
   3 streams: not supported
   4 streams: not supported
   5 streams: not supported
   6 streams: not supported
   7 streams: not supported
   8 streams: not supported
  VHT RX highest supported: 434 Mbps
  VHT TX MCS set:
   1 streams: MCS 0-9
   2 streams: not supported
   3 streams: not supported
   4 streams: not supported
   5 streams: not supported
   6 streams: not supported
   7 streams: not supported
   8 streams: not supported
  VHT TX highest supported: 434 Mbps
  Bitrates (non-HT):
   * 6.0 Mbps
   * 9.0 Mbps
   * 12.0 Mbps
   * 18.0 Mbps
   * 24.0 Mbps
   * 36.0 Mbps
   * 48.0 Mbps
   * 54.0 Mbps
  Frequencies:
   * 5180 MHz [36] (30.0 dBm)
   * 5200 MHz [40] (30.0 dBm)
   * 5220 MHz [44] (30.0 dBm)
   * 5240 MHz [48] (30.0 dBm)
   * 5260 MHz [52] (30.0 dBm) (no IR, radar detection)
   * 5280 MHz [56] (30.0 dBm) (no IR, radar detection)
   * 5300 MHz [60] (30.0 dBm) (no IR, radar detection)
   * 5320 MHz [64] (30.0 dBm) (no IR, radar detection)
   * 5500 MHz [100] (30.0 dBm) (no IR, radar detection)
   * 5520 MHz [104] (30.0 dBm) (no IR, radar detection)
   * 5540 MHz [108] (30.0 dBm) (no IR, radar detection)
   * 5560 MHz [112] (30.0 dBm) (no IR, radar detection)
   * 5580 MHz [116] (30.0 dBm) (no IR, radar detection)
   * 5600 MHz [120] (30.0 dBm) (no IR, radar detection)
   * 5620 MHz [124] (30.0 dBm) (no IR, radar detection)
   * 5640 MHz [128] (30.0 dBm) (no IR, radar detection)
   * 5660 MHz [132] (30.0 dBm) (no IR, radar detection)
   * 5680 MHz [136] (30.0 dBm) (no IR, radar detection)
   * 5700 MHz [140] (30.0 dBm) (no IR, radar detection)
   * 5720 MHz [144] (disabled)
   * 5745 MHz [149] (30.0 dBm)
   * 5765 MHz [153] (30.0 dBm)
   * 5785 MHz [157] (30.0 dBm)
   * 5805 MHz [161] (30.0 dBm)
   * 5825 MHz [165] (30.0 dBm)
   * 5845 MHz [169] (disabled)
   * 5865 MHz [173] (disabled)
   * 5885 MHz [177] (disabled)
 Supported commands:
   * new_interface
   * set_interface
   * new_key
   * start_ap
   * new_station
   * set_bss
   * join_ibss
   * set_pmksa
   * del_pmksa
   * flush_pmksa
   * remain_on_channel
   * frame
   * set_channel
   * connect
   * disconnect
 Supported TX frame types:
   * IBSS: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0
   * managed: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0
   * AP: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0
   * AP/VLAN: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0
   * P2P-client: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0
   * P2P-GO: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0
 Supported RX frame types:
   * IBSS: 0xd0
   * managed: 0x40 0xd0
   * AP: 0x00 0x20 0x40 0xa0 0xb0 0xc0 0xd0
   * AP/VLAN: 0x00 0x20 0x40 0xa0 0xb0 0xc0 0xd0
   * P2P-client: 0x40 0xd0
   * P2P-GO: 0x00 0x20 0x40 0xa0 0xb0 0xc0 0xd0
 WoWLAN support:
   * wake up on anything (device continues operating normally)
 software interface modes (can always be added):
 interface combinations are not supported
 Device supports scan flush.
 Supported extended features:

iwlist wlo1 freq
wlo1 32 channels in total; available frequencies :
          Channel 01 : 2.412 GHz
          Channel 02 : 2.417 GHz
          Channel 03 : 2.422 GHz
          Channel 04 : 2.427 GHz
          Channel 05 : 2.432 GHz
          Channel 06 : 2.437 GHz
          Channel 07 : 2.442 GHz
          Channel 08 : 2.447 GHz
          Channel 09 : 2.452 GHz
          Channel 10 : 2.457 GHz
          Channel 11 : 2.462 GHz
          Channel 12 : 2.467 GHz
          Channel 13 : 2.472 GHz
          Channel 36 : 5.18 GHz
          Channel 40 : 5.2 GHz
          Channel 44 : 5.22 GHz
          Channel 48 : 5.24 GHz
          Channel 52 : 5.26 GHz
          Channel 56 : 5.28 GHz
          Channel 60 : 5.3 GHz
          Channel 64 : 5.32 GHz
          Channel 100 : 5.5 GHz
          Channel 104 : 5.52 GHz
          Channel 108 : 5.54 GHz
          Channel 112 : 5.56 GHz
          Channel 116 : 5.58 GHz
          Channel 120 : 5.6 GHz
          Channel 124 : 5.62 GHz
          Channel 128 : 5.64 GHz
          Channel 132 : 5.66 GHz
          Channel 136 : 5.68 GHz
          Channel 140 : 5.7 GHz
          Current Frequency:5.64 GHz (Channel 128)