Curiously, I do not have any trouble with Ubuntu 20.04 and the Kernel is 5.4.0-34, eve if keep some messages like
Jun 22 13:11:59 homeland kernel: [751198.723180] wlp3s0: authenticate with 54:64:d9:4e:01:df Jun 22 13:11:59 homeland kernel: [751199.189144] ------------[ cut here ]------------ Jun 22 13:11:59 homeland kernel: [751199.189149] purge skb(s) not reported by firmware Jun 22 13:11:59 homeland kernel: [751199.189302] WARNING: CPU: 5 PID: 0 at drivers/net/wireless/realtek/rtw88/tx.c:167 rtw_tx_report_purge_timer+0x25/0x60 [rtw88] Jun 22 13:11:59 homeland kernel: [751199.189305] Modules linked in: nls_utf8 isofs uas usb_storage cpuid ib_core btrfs xor zstd_compress raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep snd_hda_codec_hdmi binfmt_misc nls_iso8859_1 nvidia_uvm(OE) x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel nvidia_drm(POE) nvidia_modeset(POE) kvm nvidia(POE) snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio mei_hdcp intel_rapl_msr snd_hda_intel snd_intel_dspcfg snd_hda_codec crct10dif_pclmul snd_hda_core ghash_clmulni_intel snd_hwdep uvcvideo snd_pcm videobuf2_vmalloc videobuf2_memops btusb videobuf2_v4l2 videobuf2_common videodev btrtl aesni_intel btbcm snd_seq_midi mc btintel snd_seq_midi_event crypto_simd snd_rawmidi bluetooth cryptd glue_helper snd_seq rtwpci intel_cstate ecdh_generic asus_nb_wmi ecc i915 rtw88 snd_seq_device snd_timer intel_rapl_perf asus_wmi input_leds mac80211 serio_raw joydev snd sparse_keymap wmi_bmof cfg80211 mxm_wmi soundcore Jun 22 13:11:59 homeland kernel: [751199.189387] drm_kms_helper i2c_algo_bit ipmi_devintf libarc4 8250_dw ipmi_msghandler fb_sys_fops mei_me syscopyarea intel_xhci_usb_role_switch sysfillrect mei processor_thermal_device roles hid_multitouch sysimgblt intel_rapl_common intel_pch_thermal intel_soc_dts_iosf int3403_thermal int340x_thermal_zone mac_hid asus_wireless int3400_thermal acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 hid_logitech_hidpp hid_logitech_dj usbhid hid_generic spi_pxa2xx_platform dw_dmac dw_dmac_core crc32_pclmul ahci intel_lpss_pci i2c_i801 r8169 intel_lpss idma64 realtek libahci virt_dma i2c_hid hid pinctrl_sunrisepoint wmi video pinctrl_intel Jun 22 13:11:59 homeland kernel: [751199.189449] CPU: 5 PID: 0 Comm: swapper/5 Tainted: P W OE 5.4.0-34-generic #38-Ubuntu Jun 22 13:11:59 homeland kernel: [751199.189452] Hardware name: ASUSTeK COMPUTER INC. X705UDR/X705UDR, BIOS X705UDR.302 09/27/2017 Jun 22 13:11:59 homeland kernel: [751199.189471] RIP: 0010:rtw_tx_report_purge_timer+0x25/0x60 [rtw88] Jun 22 13:11:59 homeland kernel: [751199.189478] Code: 0f 1f 44 00 00 0f 1f 44 00 00 8b 47 f0 85 c0 75 01 c3 55 48 89 e5 41 55 41 54 53 48 89 fb 48 c7 c7 80 5f 7b c0 e8 76 88 f6 d3 <0f> 0b 4c 8d 6b d8 4c 89 ef e8 fd cf 99 d4 48 8d 7b e0 49 89 c4 e8 Jun 22 13:11:59 homeland kernel: [751199.189481] RSP: 0018:ffff9b898020ce48 EFLAGS: 00010286 Jun 22 13:11:59 homeland kernel: [751199.189486] RAX: 0000000000000000 RBX: ffff8a9558bc97f0 RCX: 0000000000000006 Jun 22 13:11:59 homeland kernel: [751199.189489] RDX: 0000000000000007 RSI: 0000000000000082 RDI: ffff8a955eb578c0 Jun 22 13:11:59 homeland kernel: [751199.189492] RBP: ffff9b898020ce60 R08: 000000000000302d R09: 0000000000000004 Jun 22 13:11:59 homeland kernel: [751199.189495] R10: 0000000000000000 R11: 0000000000000001 R12: ffff8a955eb5ba80 Jun 22 13:11:59 homeland kernel: [751199.189498] R13: ffff8a9558bc97f0 R14: ffffffffc0738f00 R15: ffff8a9558bc97f0 Jun 22 13:11:59 homeland kernel: [751199.189503] FS: 0000000000000000(0000) GS:ffff8a955eb40000(0000) knlGS:0000000000000000 Jun 22 13:11:59 homeland kernel: [751199.189506] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Jun 22 13:11:59 homeland kernel: [751199.189509] CR2: 00007f23b6c017d8 CR3: 000000035b40a004 CR4: 00000000003606e0 Jun 22 13:11:59 homeland kernel: [751199.189512] Call Trace: Jun 22 13:11:59 homeland kernel: [751199.189516] <IRQ> Jun 22 13:11:59 homeland kernel: [751199.189531] call_timer_fn+0x32/0x130 Jun 22 13:11:59 homeland kernel: [751199.189541] __run_timers.part.0+0x180/0x280 Jun 22 13:11:59 homeland kernel: [751199.189551] ? timerqueue_add+0x9b/0xb0 Jun 22 13:11:59 homeland kernel: [751199.189556] ? enqueue_hrtimer+0x3d/0x90 Jun 22 13:11:59 homeland kernel: [751199.189564] ? recalibrate_cpu_khz+0x10/0x10 Jun 22 13:11:59 homeland kernel: [751199.189569] ? ktime_get+0x3e/0xa0 Jun 22 13:11:59 homeland kernel: [751199.189578] run_timer_softirq+0x2a/0x50 Jun 22 13:11:59 homeland kernel: [751199.189584] __do_softirq+0xe1/0x2d6 Jun 22 13:11:59 homeland kernel: [751199.189589] ? hrtimer_interrupt+0x13b/0x220 Jun 22 13:11:59 homeland kernel: [751199.189597] irq_exit+0xae/0xb0 Jun 22 13:11:59 homeland kernel: [751199.189601] smp_apic_timer_interrupt+0x7b/0x140 Jun 22 13:11:59 homeland kernel: [751199.189610] apic_timer_interrupt+0xf/0x20 Jun 22 13:11:59 homeland kernel: [751199.189613] </IRQ> Jun 22 13:11:59 homeland kernel: [751199.189620] RIP: 0010:cpuidle_enter_state+0xc5/0x450 Jun 22 13:11:59 homeland kernel: [751199.189625] Code: ff e8 8f 0c 81 ff 80 7d c7 00 74 17 9c 58 0f 1f 44 00 00 f6 c4 02 0f 85 65 03 00 00 31 ff e8 a2 6e 87 ff fb 66 0f 1f 44 00 00 <45> 85 ed 0f 88 8f 02 00 00 49 63 cd 4c 8b 7d d0 4c 2b 7d c8 48 8d Jun 22 13:11:59 homeland kernel: [751199.189628] RSP: 0018:ffff9b89800f3e38 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 Jun 22 13:11:59 homeland kernel: [751199.189633] RAX: ffff8a955eb6ad00 RBX: ffffffff95d59c00 RCX: 000000000000001f Jun 22 13:11:59 homeland kernel: [751199.189636] RDX: 0000000000000000 RSI: 000000004041ceb5 RDI: 0000000000000000 Jun 22 13:11:59 homeland kernel: [751199.189639] RBP: ffff9b89800f3e78 R08: 0002ab3630d27f86 R09: 0000000000000001 Jun 22 13:11:59 homeland kernel: [751199.189641] R10: ffff8a955eb69a00 R11: ffff8a955eb699e0 R12: ffff8a955eb75700 Jun 22 13:11:59 homeland kernel: [751199.189644] R13: 0000000000000006 R14: 0000000000000006 R15: ffff8a955eb75700 Jun 22 13:11:59 homeland kernel: [751199.189652] ? cpuidle_enter_state+0xa1/0x450 Jun 22 13:11:59 homeland kernel: [751199.189657] cpuidle_enter+0x2e/0x40 Jun 22 13:11:59 homeland kernel: [751199.189664] call_cpuidle+0x23/0x40 Jun 22 13:11:59 homeland kernel: [751199.189669] do_idle+0x1dd/0x270 Jun 22 13:11:59 homeland kernel: [751199.189676] cpu_startup_entry+0x20/0x30 Jun 22 13:11:59 homeland kernel: [751199.189682] start_secondary+0x167/0x1c0 Jun 22 13:11:59 homeland kernel: [751199.189690] secondary_startup_64+0xa4/0xb0 Jun 22 13:11:59 homeland kernel: [751199.189696] ---[ end trace 944df3bf7e5bd751 ]--- Jun 22 13:11:59 homeland kernel: [751199.225133] wlp3s0: send auth to 54:64:d9:4e:01:df (try 1/3) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1853050 Title: Realtek RTL8822BE [10ec:b822] Subsystem [1a3b:2950] Wifi fails to connect (RTL8822BE, linux 5.3.0 w/ rtwpci) Status in linux package in Ubuntu: Confirmed Bug description: Wifi just fails to connect to an access point after upgrading from Ubuntu 19.04 to 19.10. Some outputs: uname -a Linux mothership 5.3.0-23-generic #25-Ubuntu SMP Tue Nov 12 09:22:33 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux lspci -nnk | grep 0280 -A3 03:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8822BE 802.11a/b/g/n/ac WiFi adapter [10ec:b822] Subsystem: AzureWave RTL8822BE 802.11a/b/g/n/ac WiFi adapter [1a3b:2950] Kernel driver in use: rtw_pci Kernel modules: rtwpci The typical failure looks like this in journalctl: Nov 18 23:04:13 mothership kernel: wlp3s0: send auth to d4:60:e3:15:4d:71 (try 3/3) Nov 18 23:04:13 mothership kernel: ------------[ cut here ]------------ Nov 18 23:04:13 mothership kernel: purge skb(s) not reported by firmware Nov 18 23:04:13 mothership kernel: WARNING: CPU: 5 PID: 0 at drivers/net/wireless/realtek/rtw88/tx.c:156 rtw_tx_report_purge_timer+0x25/0x60 [rtw88] Nov 18 23:04:13 mothership kernel: Modules linked in: nf_conntrack_netlink xt_owner xt_conntrack xt_MASQUERADE nfnetlink xfrm_user xfrm_algo iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c xt_addrtype bpfilter aufs overlay binfmt_misc nvidia_uvm(O Nov 18 23:04:13 mothership kernel: spi_pxa2xx_platform videobuf2_memops asus_wmi videobuf2_v4l2 i915 mxm_wmi wmi_bmof sparse_keymap serio_raw videobuf2_common cfg80211 dw_dmac soundcore dw_dmac_core videodev input_leds drm_kms_helper joydev ipmi_devintf libarc4 mc ipmi_ Nov 18 23:04:13 mothership kernel: CPU: 5 PID: 0 Comm: swapper/5 Tainted: P W OE 5.3.0-23-generic #25-Ubuntu Nov 18 23:04:13 mothership kernel: Hardware name: ASUSTeK COMPUTER INC. X705UDR/X705UDR, BIOS X705UDR.300 08/29/2017 Nov 18 23:04:13 mothership kernel: RIP: 0010:rtw_tx_report_purge_timer+0x25/0x60 [rtw88] Nov 18 23:04:13 mothership kernel: Code: 00 00 00 00 00 0f 1f 44 00 00 8b 47 f0 85 c0 75 01 c3 55 48 89 e5 41 55 41 54 53 48 89 fb 48 c7 c7 f0 cd b3 c0 e8 f6 fa 7b f6 <0f> 0b 4c 8d 6b d8 4c 89 ef e8 dd 3f 1c f7 48 8d 7b e0 49 89 c4 e8 Nov 18 23:04:13 mothership kernel: RSP: 0018:ffffa25b4020ce48 EFLAGS: 00010286 Nov 18 23:04:13 mothership kernel: RAX: 0000000000000000 RBX: ffff913317bed848 RCX: 0000000000000006 Nov 18 23:04:13 mothership kernel: RDX: 0000000000000007 RSI: 0000000000000082 RDI: ffff91331eb57440 Nov 18 23:04:13 mothership kernel: RBP: ffffa25b4020ce60 R08: 0000000000001754 R09: 0000000000000004 Nov 18 23:04:13 mothership kernel: R10: 0000000000000000 R11: 0000000000000001 R12: ffff91331eb5b600 Nov 18 23:04:13 mothership kernel: R13: ffff913317bed848 R14: ffffffffc0adb7d0 R15: ffff913317bed848 Nov 18 23:04:13 mothership kernel: FS: 0000000000000000(0000) GS:ffff91331eb40000(0000) knlGS:0000000000000000 Nov 18 23:04:13 mothership kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Nov 18 23:04:13 mothership kernel: CR2: 00007fb4eee0b000 CR3: 00000003818bc005 CR4: 00000000003606e0 Nov 18 23:04:13 mothership kernel: Call Trace: Nov 18 23:04:13 mothership kernel: <IRQ> Nov 18 23:04:13 mothership kernel: call_timer_fn+0x32/0x130 Nov 18 23:04:13 mothership kernel: __run_timers.part.0+0x177/0x270 Nov 18 23:04:13 mothership kernel: ? enqueue_hrtimer+0x3d/0x90 Nov 18 23:04:13 mothership kernel: ? recalibrate_cpu_khz+0x10/0x10 Nov 18 23:04:13 mothership kernel: ? ktime_get+0x42/0xa0 Nov 18 23:04:13 mothership kernel: run_timer_softirq+0x2a/0x50 Nov 18 23:04:13 mothership kernel: __do_softirq+0xe1/0x2d6 Nov 18 23:04:13 mothership kernel: ? hrtimer_interrupt+0x13b/0x220 Nov 18 23:04:13 mothership kernel: irq_exit+0xae/0xb0 Nov 18 23:04:13 mothership kernel: smp_apic_timer_interrupt+0x7b/0x140 Nov 18 23:04:13 mothership kernel: apic_timer_interrupt+0xf/0x20 Nov 18 23:04:13 mothership kernel: </IRQ> Nov 18 23:04:13 mothership kernel: RIP: 0010:cpuidle_enter_state+0xc5/0x420 Nov 18 23:04:13 mothership kernel: Code: ff e8 5f 73 83 ff 80 7d c7 00 74 17 9c 58 0f 1f 44 00 00 f6 c4 02 0f 85 3d 03 00 00 31 ff e8 c2 ce 89 ff fb 66 0f 1f 44 00 00 <45> 85 ed 0f 89 d1 01 00 00 41 c7 44 24 10 00 00 00 00 48 83 c4 18 Nov 18 23:04:13 mothership kernel: RSP: 0018:ffffa25b400f3e38 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 Nov 18 23:04:13 mothership kernel: RAX: ffff91331eb6a740 RBX: ffffffffb895a740 RCX: 000000000000001f Nov 18 23:04:13 mothership kernel: RDX: 0000000000000000 RSI: 000000004041ceb5 RDI: 0000000000000000 Nov 18 23:04:13 mothership kernel: RBP: ffffa25b400f3e78 R08: 000001076596b017 R09: 0000000000001d6b Nov 18 23:04:13 mothership kernel: R10: ffff91331eb694e4 R11: ffff91331eb694c4 R12: ffff91331eb75500 Nov 18 23:04:13 mothership kernel: R13: 0000000000000002 R14: 0000000000000002 R15: ffff91331eb75500 Nov 18 23:04:13 mothership kernel: ? cpuidle_enter_state+0xa1/0x420 Nov 18 23:04:13 mothership kernel: cpuidle_enter+0x2e/0x40 Nov 18 23:04:13 mothership kernel: call_cpuidle+0x23/0x40 Nov 18 23:04:13 mothership kernel: do_idle+0x1dd/0x270 Nov 18 23:04:13 mothership kernel: cpu_startup_entry+0x20/0x30 Nov 18 23:04:13 mothership kernel: start_secondary+0x168/0x1c0 Nov 18 23:04:13 mothership kernel: secondary_startup_64+0xa4/0xb0 Nov 18 23:04:13 mothership kernel: ---[ end trace 790af2fbd33b6733 ]--- Nov 18 23:04:14 mothership kernel: wlp3s0: authentication with d4:60:e3:15:4d:71 timed out ProblemType: Bug DistroRelease: Ubuntu 19.10 Package: linux-image-5.3.0-23-generic 5.3.0-23.25 ProcVersionSignature: Ubuntu 5.3.0-23.25-generic 5.3.7 Uname: Linux 5.3.0-23-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.11-0ubuntu8.2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: rainman 2262 F.... pulseaudio CurrentDesktop: XFCE Date: Mon Nov 18 23:03:02 2019 HibernationDevice: RESUME=UUID=f0785b69-497a-4e95-8fde-383d92032d8c InstallationDate: Installed on 2018-04-25 (571 days ago) InstallationMedia: Xubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180425) MachineType: ASUSTeK COMPUTER INC. X705UDR ProcFB: 0 i915drmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.3.0-23-generic root=UUID=2a57a786-6271-474f-993f-104fa7b54fd6 ro "quiet splash acpi_osi=! acpi_osi=Windows 2009" nouveau.runpm=0 vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-5.3.0-23-generic N/A linux-backports-modules-5.3.0-23-generic N/A linux-firmware 1.183.2 RfKill: 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no SourcePackage: linux UpgradeStatus: Upgraded to eoan on 2019-11-18 (0 days ago) dmi.bios.date: 08/29/2017 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: X705UDR.300 dmi.board.asset.tag: ATN12345678901234567 dmi.board.name: X705UDR dmi.board.vendor: ASUSTeK COMPUTER INC. dmi.board.version: 1.0 dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: ASUSTeK COMPUTER INC. dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrX705UDR.300:bd08/29/2017:svnASUSTeKCOMPUTERINC.:pnX705UDR:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnX705UDR:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0: dmi.product.family: X dmi.product.name: X705UDR dmi.product.version: 1.0 dmi.sys.vendor: ASUSTeK COMPUTER INC. 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