I disconnected my wired network.
But later, the wifi crashed. Here the dmesg ouput.
I changed place, thus perhaps also from a relay to the router spot.

iwlwifi-3945-ucode-15.32.2.9-9.mga7.nonfree
iwlwifi-4965-ucode-228.61.2.24-11.mga7.nonfree
iwlwifi-firmware-20200519-1.mga7.nonfree

[51644.111063] ------------[ cut here ]------------
[51644.111065] Got an HT rate (flags:0x88/mcs:5) for a non data frame
[51644.111098] WARNING: CPU: 3 PID: 918 at drivers/net/wireless/intel/iwlwifi/mvm/tx.c:336 iwl_mvm_get_tx_rate.isra.23+0xbb/0xd0 [iwlmvm]
[51644.111098] Modules linked in: ppdev parport_pc lp parport ccm rfcomm ib_core xt_recent ipt_REJECT nf_reject_ipv4 xt_multiport xt_conntrack xt_hashlimit xt_addrtype xt_mark iptable_mangle iptable_nat xt_CT xt_tcpudp iptable_raw nfnetlink_log xt_NFLOG nf_log_ipv4 nf_log_common xt_LOG nf_nat_tftp nf_nat_snmp_basic nf_conntrack_snmp nf_nat_sip nf_nat_pptp nf_nat_irc nf_nat_h323 nf_nat_ftp nf_nat_amanda ts_kmp nf_conntrack_amanda nf_nat nf_conntrack_sane nf_conntrack_tftp nf_conntrack_sip nf_conntrack_pptp nf_conntrack_netlink nfnetlink nf_conntrack_netbios_ns nf_conntrack_broadcast nf_conntrack_irc nf_conntrack_h323 nf_conntrack_ftp nf_conntrack nf_defrag_ipv4 iptable_filter af_packet cmac algif_hash bnep vboxnetadp(O) vboxnetflt(O) vboxdrv(O) msr nls_iso8859_1 nls_cp437 vfat fat dm_multipath scsi_dh_rdac scsi_dh_emc scsi_dh_alua usblp iwlmvm uvcvideo videobuf2_vmalloc snd_soc_skl btusb videobuf2_memops btbcm btrtl cdc_ether videobuf2_v4l2 snd_soc_hdac_hda videobuf2_common usbnet
[51644.111117]  snd_hda_ext_core mac80211 snd_soc_sst_ipc btintel videodev r8152 mii mc snd_soc_sst_dsp snd_soc_acpi_intel_match bluetooth snd_soc_acpi snd_soc_core libarc4 ecdh_generic iwlwifi snd_hda_codec_hdmi ecc snd_hda_codec_generic ledtrig_audio snd_compress ac97_bus joydev snd_hda_intel snd_intel_dspcfg cfg80211 snd_hda_codec x86_pkg_temp_thermal intel_powerclamp hid_multitouch coretemp kvm_intel mei_hdcp snd_hda_core kvm snd_hwdep snd_pcm asus_nb_wmi asus_wmi sparse_keymap intel_rapl_msr snd_timer iTCO_wdt irqbypass iTCO_vendor_support intel_cstate intel_uncore snd mei_me processor_thermal_device input_leds intel_lpss_pci intel_lpss intel_rapl_perf intel_xhci_usb_role_switch intel_rapl_common wmi_bmof rfkill mei i2c_i801 intel_soc_dts_iosf roles soundcore idma64 virt_dma intel_pch_thermal thermal tpm_crb int3403_thermal tpm_tis int340x_thermal_zone ac tpm_tis_core acpi_als kfifo_buf tpm int3400_thermal acpi_thermal_rel industrialio asus_wireless acpi_pad button nfsd cuse fuse
[51644.111137]  auth_rpcgss nfs_acl evdev nvram lockd grace sch_fq_codel sunrpc efivarfs ip_tables x_tables ipv6 crc_ccitt nf_defrag_ipv6 autofs4 algif_skcipher af_alg hid_generic usbhid uas usb_storage dm_crypt xhci_pci crc32_pclmul crc32c_intel xhci_hcd ghash_clmulni_intel aesni_intel usbcore glue_helper crypto_simd cryptd serio_raw usb_common i915 i2c_hid hid battery video i2c_algo_bit wmi drm_kms_helper cec drm dm_mirror dm_region_hash dm_log dm_mod
[51644.111150] CPU: 3 PID: 918 Comm: irq/129-iwlwifi Tainted: G           O      5.6.14-desktop-2.mga7 #1
[51644.111151] Hardware name: ASUSTeK COMPUTER INC. UX410UAK/UX410UAK, BIOS UX410UAK.301 12/12/2016
[51644.111158] RIP: 0010:iwl_mvm_get_tx_rate.isra.23+0xbb/0xd0 [iwlmvm]
[51644.111159] Code: 5d 41 5c c1 e2 09 41 5d 09 d0 c3 80 3d 05 a6 03 00 00 75 86 0f b7 f1 48 c7 c7 28 0b 30 c1 c6 05 f2 a5 03 00 01 e8 c0 e5 da c8 <0f> 0b 0f be 55 08 89 d3 e9 63 ff ff ff 0f 0b 31 db eb a8 66 90 0f
[51644.111160] RSP: 0018:ffffbffe00583420 EFLAGS: 00010282
[51644.111161] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000007
[51644.111161] RDX: 0000000000000007 RSI: 0000000000000086 RDI: ffff9a3116d99880
[51644.111162] RBP: ffffbffe00583578 R08: 0000000000000401 R09: 0000000000000004
[51644.111162] R10: 0000000000000000 R11: 0000000000000001 R12: ffff9a3101a82c10
[51644.111163] R13: ffff9a30fb0688e0 R14: ffff9a3101a81e68 R15: ffff9a3101a60d84
[51644.111164] FS:  0000000000000000(0000) GS:ffff9a3116d80000(0000) knlGS:0000000000000000
[51644.111165] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[51644.111165] CR2: 00007f1d8178b000 CR3: 000000002940a001 CR4: 00000000003606e0
[51644.111166] Call Trace:
[51644.111176]  iwl_mvm_set_tx_cmd_rate+0x6b/0xc0 [iwlmvm]
[51644.111183]  iwl_mvm_set_tx_params+0xf4/0x4c0 [iwlmvm]
[51644.111189]  iwl_mvm_tx_mpdu+0x92/0x5a0 [iwlmvm]
[51644.111192]  ? recalibrate_cpu_khz+0x10/0x10
[51644.111199]  iwl_mvm_tx_skb_sta+0x1eb/0x470 [iwlmvm]
[51644.111205]  iwl_mvm_tx_skb+0x17/0x40 [iwlmvm]
[51644.111210]  iwl_mvm_mac_itxq_xmit+0x74/0xe0 [iwlmvm]
[51644.111232]  ieee80211_queue_skb+0x2a8/0x410 [mac80211]
[51644.111250]  __ieee80211_subif_start_xmit+0xa64/0xca0 [mac80211]
[51644.111254]  ? skb_clone+0x4d/0xb0
[51644.111282]  ieee80211_subif_start_xmit+0x45/0x2e0 [mac80211]
[51644.111286]  ? dev_queue_xmit_nit+0x294/0x2b0
[51644.111289]  dev_hard_start_xmit+0x93/0x1e0
[51644.111292]  __dev_queue_xmit+0x728/0x860
[51644.111299]  ? nf_conntrack_in+0x450/0x610 [nf_conntrack]
[51644.111305]  ip_finish_output2+0x2d2/0x570
[51644.111307]  ip_output+0x6d/0xe0
[51644.111310]  ? __ip_finish_output+0x1c0/0x1c0
[51644.111311]  __ip_queue_xmit+0x15d/0x410
[51644.111314]  __tcp_transmit_skb+0x55a/0xae0
[51644.111317]  tcp_rcv_established+0x225/0x600
[51644.111320]  tcp_v4_do_rcv+0x127/0x1e0
[51644.111322]  tcp_v4_rcv+0xb12/0xc10
[51644.111325]  ip_protocol_deliver_rcu+0x2c/0x1a0
[51644.111327]  ip_local_deliver_finish+0x44/0x50
[51644.111329]  ip_local_deliver+0xe0/0xf0
[51644.111331]  ? ip_protocol_deliver_rcu+0x1a0/0x1a0
[51644.111332]  ip_sublist_rcv_finish+0x3d/0x50
[51644.111334]  ip_sublist_rcv+0x16f/0x1f0
[51644.111337]  ? ip_rcv_finish_core.isra.23+0x400/0x400
[51644.111338]  ip_list_rcv+0x10f/0x133
[51644.111342]  __netif_receive_skb_list_core+0x1dd/0x270
[51644.111345]  netif_receive_skb_list_internal+0x186/0x290
[51644.111346]  netif_receive_skb_list+0x25/0xd0
[51644.111360]  iwl_pcie_rx_handle+0x769/0x960 [iwlwifi]
[51644.111374]  iwl_pcie_irq_handler+0x58b/0xab0 [iwlwifi]
[51644.111378]  ? irq_finalize_oneshot.part.46+0xe0/0xe0
[51644.111379]  irq_thread_fn+0x1f/0x60
[51644.111381]  irq_thread+0xe7/0x170
[51644.111383]  ? irq_forced_thread_fn+0x70/0x70
[51644.111384]  ? irq_thread_check_affinity+0x90/0x90
[51644.111386]  kthread+0x112/0x130
[51644.111387]  ? kthread_park+0x80/0x80
[51644.111389]  ret_from_fork+0x35/0x40
[51644.111392] ---[ end trace cc83d88d2371bbd6 ]---
[51644.112904] wlp2s0: disconnect from AP 84:16:f9:2c:bb:30 for new auth to 44:a6:1e:8a:00:2b
[51644.122013] wlp2s0: authenticate with 44:a6:1e:8a:00:2b
[51644.133169] wlp2s0: send auth to 44:a6:1e:8a:00:2b (try 1/3)
[51644.139180] wlp2s0: authenticated
[51644.139935] wlp2s0: associate with 44:a6:1e:8a:00:2b (try 1/3)
[51644.142823] wlp2s0: RX ReassocResp from 44:a6:1e:8a:00:2b (capab=0x511 status=0 aid=96)
[51644.145208] wlp2s0: associated
[51644.164838] wlp2s0: Limiting TX power to 23 (23 - 0) dBm as advertised by 44:a6:1e:8a:00:2b