459.649284] ------------[ cut here ]------------ [ 459.649284] failed to read DBI register, addr=0x0719 [ 459.649302] WARNING: CPU: 4 PID: 299 at drivers/net/wireless/realtek/rtw88/pci.c:1116 rtw_dbi_read8.constprop.0+0xaa/0xc0 [rtwpci] [ 459.649302] Modules linked in: ccm rfcomm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_sof_pci snd_hda_codec_hdmi snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_intel_hda snd_sof_intel_byt snd_sof_intel_ipc snd_sof snd_hda_codec_realtek snd_sof_xtensa_dsp snd_hda_ext_core snd_hda_codec_generic snd_soc_acpi_intel_match snd_soc_acpi ledtrig_audio snd_soc_core snd_compress ac97_bus snd_pcm_dmaengine snd_hda_intel x86_pkg_temp_thermal snd_intel_dspcfg snd_hda_codec intel_powerclamp snd_hda_core coretemp rtwpci snd_hwdep joydev mei_hdcp intel_rapl_msr snd_pcm uvcvideo rtw88 kvm_intel snd_seq_midi videobuf2_vmalloc videobuf2_memops snd_seq_midi_event mac80211 kvm snd_rawmidi videobuf2_v4l2 videobuf2_common snd_seq intel_cstate cfg80211 btusb videodev btrtl intel_rapl_perf btbcm snd_seq_device btintel input_leds mc bluetooth snd_timer serio_raw wmi_bmof intel_wmi_thunderbolt libarc4 8250_dw ecdh_generic snd ecc hid_multitouch soundcore mei_me processor_thermal_device mei [ 459.649318] intel_rapl_common ucsi_acpi intel_soc_dts_iosf typec_ucsi intel_pch_thermal typec ideapad_laptop sparse_keymap int3403_thermal int340x_thermal_zone mac_hid int3400_thermal acpi_thermal_rel acpi_pad nvidia_uvm(OE) sch_fq_codel parport_pc ppdev lp parport ip_tables x_tables autofs4 hid_logitech_hidpp hid_logitech_dj usbhid uas usb_storage nvidia_drm(POE) nvidia_modeset(POE) hid_generic crct10dif_pclmul crc32_pclmul ghash_clmulni_intel nvidia(POE) i915 aesni_intel crypto_simd i2c_algo_bit cryptd glue_helper drm_kms_helper nvme syscopyarea sysfillrect i2c_i801 sysimgblt fb_sys_fops r8169 ahci intel_lpss_pci drm nvme_core realtek intel_lpss libahci ipmi_devintf idma64 i2c_hid ipmi_msghandler virt_dma hid pinctrl_cannonlake video wmi pinctrl_intel [ 459.649333] CPU: 4 PID: 299 Comm: kworker/u16:7 Tainted: P W OE 5.4.0-29-generic #33-Ubuntu [ 459.649333] Hardware name: LENOVO 81FV/LNVNB161216, BIOS 8JCN43WW 07/18/2018 [ 459.649347] Workqueue: phy0 ieee80211_scan_work [mac80211] [ 459.649348] RIP: 0010:rtw_dbi_read8.constprop.0+0xaa/0xc0 [rtwpci] [ 459.649349] Code: 03 00 00 48 8b 40 48 e8 14 84 a3 cd 5b 41 5c 41 88 45 00 31 c0 41 5d 5d c3 be 19 07 00 00 48 c7 c7 78 b3 fc c1 e8 21 8e cd cc <0f> 0b b8 fb ff ff ff 5b 41 5c 41 5d 5d c3 0f 1f 84 00 00 00 00 00 [ 459.649350] RSP: 0018:ffffa8db02d67cb0 EFLAGS: 00010282 [ 459.649350] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000006 [ 459.649351] RDX: 0000000000000007 RSI: 0000000000000092 RDI: ffff9db8a63178c0 [ 459.649351] RBP: ffffa8db02d67cc8 R08: 0000000000000715 R09: 0000000000000004 [ 459.649352] R10: 0000000000000000 R11: 0000000000000001 R12: ffff9db89a421e40 [ 459.649352] R13: ffffa8db02d67cdf R14: ffff9db89a429698 R15: 0000000000000000 [ 459.649353] FS: 0000000000000000(0000) GS:ffff9db8a6300000(0000) knlGS:0000000000000000 [ 459.649353] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 459.649354] CR2: 000056038e31743c CR3: 000000012f80a002 CR4: 00000000003606e0 [ 459.649354] Call Trace: [ 459.649357] rtw_pci_link_ps+0x4e/0x90 [rtwpci] [ 459.649362] rtw_enter_ips+0x3e/0x50 [rtw88] [ 459.649365] rtw_ops_config+0xd3/0xe0 [rtw88] [ 459.649372] ieee80211_hw_config+0x95/0x380 [mac80211] [ 459.649380] ieee80211_recalc_idle+0x27/0x30 [mac80211] [ 459.649387] __ieee80211_scan_completed+0x105/0x3d0 [mac80211] [ 459.649390] ? __switch_to_asm+0x40/0x70 [ 459.649391] ? __switch_to+0x7f/0x470 [ 459.649398] ieee80211_scan_work+0x122/0x530 [mac80211] [ 459.649399] ? __schedule+0x2eb/0x740 [ 459.649400] process_one_work+0x1eb/0x3b0 [ 459.649401] worker_thread+0x4d/0x400 [ 459.649403] kthread+0x104/0x140 [ 459.649403] ? process_one_work+0x3b0/0x3b0 [ 459.649404] ? kthread_park+0x90/0x90 [ 459.649405] ret_from_fork+0x35/0x40 [ 459.649406] ---[ end trace 526edd5e939e6e36 ]--- [ 459.649408] rtw_pci 0000:07:00.0: failed to read ASPM, ret=-5 [ 459.649723] ------------[ cut here ]------------ [ 459.649724] failed to read DBI register, addr=0x0719 [ 459.649738] WARNING: CPU: 2 PID: 963 at drivers/net/wireless/realtek/rtw88/pci.c:1116 rtw_dbi_read8.constprop.0+0xaa/0xc0 [rtwpci] [ 459.649738] Modules linked in: ccm rfcomm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_sof_pci snd_hda_codec_hdmi snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_intel_hda snd_sof_intel_byt snd_sof_intel_ipc snd_sof snd_hda_codec_realtek snd_sof_xtensa_dsp snd_hda_ext_core snd_hda_codec_generic snd_soc_acpi_intel_match snd_soc_acpi ledtrig_audio snd_soc_core snd_compress ac97_bus snd_pcm_dmaengine snd_hda_intel x86_pkg_temp_thermal snd_intel_dspcfg snd_hda_codec intel_powerclamp snd_hda_core coretemp rtwpci snd_hwdep joydev mei_hdcp intel_rapl_msr snd_pcm uvcvideo rtw88 kvm_intel snd_seq_midi videobuf2_vmalloc videobuf2_memops snd_seq_midi_event mac80211 kvm snd_rawmidi videobuf2_v4l2 videobuf2_common snd_seq intel_cstate cfg80211 btusb videodev btrtl intel_rapl_perf btbcm snd_seq_device btintel input_leds mc bluetooth snd_timer serio_raw wmi_bmof intel_wmi_thunderbolt libarc4 8250_dw ecdh_generic snd ecc hid_multitouch soundcore mei_me processor_thermal_device mei [ 459.649748] intel_rapl_common ucsi_acpi intel_soc_dts_iosf typec_ucsi intel_pch_thermal typec ideapad_laptop sparse_keymap int3403_thermal int340x_thermal_zone mac_hid int3400_thermal acpi_thermal_rel acpi_pad nvidia_uvm(OE) sch_fq_codel parport_pc ppdev lp parport ip_tables x_tables autofs4 hid_logitech_hidpp hid_logitech_dj usbhid uas usb_storage nvidia_drm(POE) nvidia_modeset(POE) hid_generic crct10dif_pclmul crc32_pclmul ghash_clmulni_intel nvidia(POE) i915 aesni_intel crypto_simd i2c_algo_bit cryptd glue_helper drm_kms_helper nvme syscopyarea sysfillrect i2c_i801 sysimgblt fb_sys_fops r8169 ahci intel_lpss_pci drm nvme_core realtek intel_lpss libahci ipmi_devintf idma64 i2c_hid ipmi_msghandler virt_dma hid pinctrl_cannonlake video wmi pinctrl_intel [ 459.649759] CPU: 2 PID: 963 Comm: wpa_supplicant Tainted: P W OE 5.4.0-29-generic #33-Ubuntu [ 459.649759] Hardware name: LENOVO 81FV/LNVNB161216, BIOS 8JCN43WW 07/18/2018 [ 459.649761] RIP: 0010:rtw_dbi_read8.constprop.0+0xaa/0xc0 [rtwpci] [ 459.649761] Code: 03 00 00 48 8b 40 48 e8 14 84 a3 cd 5b 41 5c 41 88 45 00 31 c0 41 5d 5d c3 be 19 07 00 00 48 c7 c7 78 b3 fc c1 e8 21 8e cd cc <0f> 0b b8 fb ff ff ff 5b 41 5c 41 5d 5d c3 0f 1f 84 00 00 00 00 00 [ 459.649762] RSP: 0018:ffffa8db00c5b850 EFLAGS: 00010282 [ 459.649763] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000006 [ 459.649763] RDX: 0000000000000007 RSI: 0000000000000096 RDI: ffff9db8a62978c0 [ 459.649763] RBP: ffffa8db00c5b868 R08: 000000000000073b R09: 0000000000000004 [ 459.649764] R10: 0000000000000000 R11: 0000000000000001 R12: ffff9db89a421e40 [ 459.649764] R13: ffffa8db00c5b87f R14: ffff9db89a429698 R15: 0000000000000000 [ 459.649765] FS: 00007ffa877bd140(0000) GS:ffff9db8a6280000(0000) knlGS:0000000000000000 [ 459.649766] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 459.649766] CR2: 00007fd988a66000 CR3: 000000024ea46004 CR4: 00000000003606e0 [ 459.649766] Call Trace: [ 459.649768] rtw_pci_link_ps+0x4e/0x90 [rtwpci] [ 459.649769] ? _raw_spin_unlock_bh+0x1e/0x20 [ 459.649774] rtw_leave_ips+0x1f/0x80 [rtw88] [ 459.649776] rtw_ops_config+0xa3/0xe0 [rtw88] [ 459.649784] ieee80211_hw_config+0x95/0x380 [mac80211] [ 459.649793] ieee80211_recalc_idle+0x27/0x30 [mac80211] [ 459.649801] __ieee80211_start_scan+0x334/0x750 [mac80211] [ 459.649808] ieee80211_request_scan+0x30/0x50 [mac80211] [ 459.649816] ieee80211_scan+0x5c/0xa0 [mac80211] [ 459.649844] nl80211_trigger_scan+0x59a/0x6c0 [cfg80211] [ 459.649846] genl_family_rcv_msg+0x1b9/0x470 [ 459.649847] genl_rcv_msg+0x4c/0xa0 [ 459.649848] ? _cond_resched+0x19/0x30 [ 459.649848] ? genl_family_rcv_msg+0x470/0x470 [ 459.649849] netlink_rcv_skb+0x50/0x120 [ 459.649850] genl_rcv+0x29/0x40 [ 459.649851] netlink_unicast+0x187/0x220 [ 459.649852] netlink_sendmsg+0x222/0x3e0 [ 459.649853] sock_sendmsg+0x65/0x70 [ 459.649854] ____sys_sendmsg+0x212/0x280 [ 459.649855] ___sys_sendmsg+0x88/0xd0 [ 459.649856] ? sock_do_ioctl+0x47/0x140 [ 459.649857] ? __check_object_size+0x4d/0x150 [ 459.649859] ? _copy_to_user+0x2c/0x30 [ 459.649859] ? sock_ioctl+0x24f/0x3c0 [ 459.649860] ? __switch_to+0x3b0/0x470 [ 459.649862] ? __cgroup_bpf_run_filter_setsockopt+0xae/0x2c0 [ 459.649863] ? _cond_resched+0x19/0x30 [ 459.649864] ? aa_sk_perm+0x43/0x170 [ 459.649865] __sys_sendmsg+0x5c/0xa0 [ 459.649866] __x64_sys_sendmsg+0x1f/0x30 [ 459.649867] do_syscall_64+0x57/0x190 [ 459.649868] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 459.649869] RIP: 0033:0x7ffa87b495b7 [ 459.649870] Code: 64 89 02 48 c7 c0 ff ff ff ff eb bb 0f 1f 80 00 00 00 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 [ 459.649871] RSP: 002b:00007ffe0f842848 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 459.649871] RAX: ffffffffffffffda RBX: 0000561b4a1e4590 RCX: 00007ffa87b495b7 [ 459.649872] RDX: 0000000000000000 RSI: 00007ffe0f842880 RDI: 0000000000000006 [ 459.649872] RBP: 0000561b4a21e7e0 R08: 0000000000000004 R09: 0000561b4a21e7e0 [ 459.649873] R10: 00007ffe0f842954 R11: 0000000000000246 R12: 0000561b4a1e44a0 [ 459.649873] R13: 00007ffe0f842880 R14: 00007ffe0f842954 R15: 0000561b4a214a60 [ 459.649874] ---[ end trace 526edd5e939e6e37 ]--- [ 459.649875] rtw_pci 0000:07:00.0: failed to read ASPM, ret=-5 [ 461.854263] rtw_pci 0000:07:00.0: failed to poll offset=0x5 mask=0x2 value=0x0 [ 461.854273] rtw_pci 0000:07:00.0: mac power on failed [ 461.854274] rtw_pci 0000:07:00.0: failed to power on mac [ 461.854275] rtw_pci 0000:07:00.0: leave idle state failed [ 461.854448] rtw_pci 0000:07:00.0: failed to leave ips state [ 461.854450] rtw_pci 0000:07:00.0: failed to leave idle state [ 467.788823] rtw_pci 0000:07:00.0: failed to poll offset=0x5 mask=0x2 value=0x0 [ 467.789101] ------------[ cut here ]------------ [ 467.789101] failed to read DBI register, addr=0x0719 [ 467.789123] WARNING: CPU: 1 PID: 299 at drivers/net/wireless/realtek/rtw88/pci.c:1116 rtw_dbi_read8.constprop.0+0xaa/0xc0 [rtwpci] [ 467.789123] Modules linked in: ccm rfcomm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_sof_pci snd_hda_codec_hdmi snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_intel_hda snd_sof_intel_byt snd_sof_intel_ipc snd_sof snd_hda_codec_realtek snd_sof_xtensa_dsp snd_hda_ext_core snd_hda_codec_generic snd_soc_acpi_intel_match snd_soc_acpi ledtrig_audio snd_soc_core snd_compress ac97_bus snd_pcm_dmaengine snd_hda_intel x86_pkg_temp_thermal snd_intel_dspcfg snd_hda_codec intel_powerclamp snd_hda_core coretemp rtwpci snd_hwdep joydev mei_hdcp intel_rapl_msr snd_pcm uvcvideo rtw88 kvm_intel snd_seq_midi videobuf2_vmalloc videobuf2_memops snd_seq_midi_event mac80211 kvm snd_rawmidi videobuf2_v4l2 videobuf2_common snd_seq intel_cstate cfg80211 btusb videodev btrtl intel_rapl_perf btbcm snd_seq_device btintel input_leds mc bluetooth snd_timer serio_raw wmi_bmof intel_wmi_thunderbolt libarc4 8250_dw ecdh_generic snd ecc hid_multitouch soundcore mei_me processor_thermal_device mei [ 467.789144] intel_rapl_common ucsi_acpi intel_soc_dts_iosf typec_ucsi intel_pch_thermal typec ideapad_laptop sparse_keymap int3403_thermal int340x_thermal_zone mac_hid int3400_thermal acpi_thermal_rel acpi_pad nvidia_uvm(OE) sch_fq_codel parport_pc ppdev lp parport ip_tables x_tables autofs4 hid_logitech_hidpp hid_logitech_dj usbhid uas usb_storage nvidia_drm(POE) nvidia_modeset(POE) hid_generic crct10dif_pclmul crc32_pclmul ghash_clmulni_intel nvidia(POE) i915 aesni_intel crypto_simd i2c_algo_bit cryptd glue_helper drm_kms_helper nvme syscopyarea sysfillrect i2c_i801 sysimgblt fb_sys_fops r8169 ahci intel_lpss_pci drm nvme_core realtek intel_lpss libahci ipmi_devintf idma64 i2c_hid ipmi_msghandler virt_dma hid pinctrl_cannonlake video wmi pinctrl_intel [ 467.789159] CPU: 1 PID: 299 Comm: kworker/u16:7 Tainted: P W OE 5.4.0-29-generic #33-Ubuntu [ 467.789159] Hardware name: LENOVO 81FV/LNVNB161216, BIOS 8JCN43WW 07/18/2018 [ 467.789173] Workqueue: phy0 ieee80211_scan_work [mac80211] [ 467.789175] RIP: 0010:rtw_dbi_read8.constprop.0+0xaa/0xc0 [rtwpci] [ 467.789176] Code: 03 00 00 48 8b 40 48 e8 14 84 a3 cd 5b 41 5c 41 88 45 00 31 c0 41 5d 5d c3 be 19 07 00 00 48 c7 c7 78 b3 fc c1 e8 21 8e cd cc <0f> 0b b8 fb ff ff ff 5b 41 5c 41 5d 5d c3 0f 1f 84 00 00 00 00 00 [ 467.789176] RSP: 0018:ffffa8db02d67cb0 EFLAGS: 00010282 [ 467.789177] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000006 [ 467.789177] RDX: 0000000000000007 RSI: 0000000000000092 RDI: ffff9db8a62578c0 [ 467.789178] RBP: ffffa8db02d67cc8 R08: 0000000000000780 R09: 0000000000000004 [ 467.789178] R10: 0000000000000000 R11: 0000000000000001 R12: ffff9db89a421e40 [ 467.789179] R13: ffffa8db02d67cdf R14: ffff9db89a429698 R15: 0000000000000000 [ 467.789179] FS: 0000000000000000(0000) GS:ffff9db8a6240000(0000) knlGS:0000000000000000 [ 467.789180] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 467.789180] CR2: 00005560464f0958 CR3: 000000012f80a006 CR4: 00000000003606e0 [ 467.789181] Call Trace: [ 467.789183] rtw_pci_link_ps+0x4e/0x90 [rtwpci] [ 467.789188] rtw_enter_ips+0x3e/0x50 [rtw88] [ 467.789191] rtw_ops_config+0xd3/0xe0 [rtw88] [ 467.789198] ieee80211_hw_config+0x95/0x380 [mac80211] [ 467.789206] ieee80211_recalc_idle+0x27/0x30 [mac80211] [ 467.789214] __ieee80211_scan_completed+0x105/0x3d0 [mac80211] [ 467.789216] ? __switch_to_asm+0x40/0x70 [ 467.789217] ? __switch_to+0x7f/0x470 [ 467.789225] ieee80211_scan_work+0x122/0x530 [mac80211] [ 467.789226] ? __schedule+0x2eb/0x740 [ 467.789227] process_one_work+0x1eb/0x3b0 [ 467.789228] worker_thread+0x4d/0x400 [ 467.789230] kthread+0x104/0x140 [ 467.789230] ? process_one_work+0x3b0/0x3b0 [ 467.789250] ? kthread_park+0x90/0x90 [ 467.789251] ret_from_fork+0x35/0x40 [ 467.789252] ---[ end trace 526edd5e939e6e38 ]--- [ 467.789254] rtw_pci 0000:07:00.0: failed to read ASPM, ret=-5 [ 470.591405] ------------[ cut here ]------------ [ 470.591410] failed to read DBI register, addr=0x0719 [ 470.591472] WARNING: CPU: 6 PID: 963 at drivers/net/wireless/realtek/rtw88/pci.c:1116 rtw_dbi_read8.constprop.0+0xaa/0xc0 [rtwpci] [ 470.591475] Modules linked in: ccm rfcomm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_sof_pci snd_hda_codec_hdmi snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_intel_hda snd_sof_intel_byt snd_sof_intel_ipc snd_sof snd_hda_codec_realtek snd_sof_xtensa_dsp snd_hda_ext_core snd_hda_codec_generic snd_soc_acpi_intel_match snd_soc_acpi ledtrig_audio snd_soc_core snd_compress ac97_bus snd_pcm_dmaengine snd_hda_intel x86_pkg_temp_thermal snd_intel_dspcfg snd_hda_codec intel_powerclamp snd_hda_core coretemp rtwpci snd_hwdep joydev mei_hdcp intel_rapl_msr snd_pcm uvcvideo rtw88 kvm_intel snd_seq_midi videobuf2_vmalloc videobuf2_memops snd_seq_midi_event mac80211 kvm snd_rawmidi videobuf2_v4l2 videobuf2_common snd_seq intel_cstate cfg80211 btusb videodev btrtl intel_rapl_perf btbcm snd_seq_device btintel input_leds mc bluetooth snd_timer serio_raw wmi_bmof intel_wmi_thunderbolt libarc4 8250_dw ecdh_generic snd ecc hid_multitouch soundcore mei_me processor_thermal_device mei [ 470.591531] intel_rapl_common ucsi_acpi intel_soc_dts_iosf typec_ucsi intel_pch_thermal typec ideapad_laptop sparse_keymap int3403_thermal int340x_thermal_zone mac_hid int3400_thermal acpi_thermal_rel acpi_pad nvidia_uvm(OE) sch_fq_codel parport_pc ppdev lp parport ip_tables x_tables autofs4 hid_logitech_hidpp hid_logitech_dj usbhid uas usb_storage nvidia_drm(POE) nvidia_modeset(POE) hid_generic crct10dif_pclmul crc32_pclmul ghash_clmulni_intel nvidia(POE) i915 aesni_intel crypto_simd i2c_algo_bit cryptd glue_helper drm_kms_helper nvme syscopyarea sysfillrect i2c_i801 sysimgblt fb_sys_fops r8169 ahci intel_lpss_pci drm nvme_core realtek intel_lpss libahci ipmi_devintf idma64 i2c_hid ipmi_msghandler virt_dma hid pinctrl_cannonlake video wmi pinctrl_intel [ 470.591582] CPU: 6 PID: 963 Comm: wpa_supplicant Tainted: P W OE 5.4.0-29-generic #33-Ubuntu [ 470.591584] Hardware name: LENOVO 81FV/LNVNB161216, BIOS 8JCN43WW 07/18/2018 [ 470.591591] RIP: 0010:rtw_dbi_read8.constprop.0+0xaa/0xc0 [rtwpci] [ 470.591596] Code: 03 00 00 48 8b 40 48 e8 14 84 a3 cd 5b 41 5c 41 88 45 00 31 c0 41 5d 5d c3 be 19 07 00 00 48 c7 c7 78 b3 fc c1 e8 21 8e cd cc <0f> 0b b8 fb ff ff ff 5b 41 5c 41 5d 5d c3 0f 1f 84 00 00 00 00 00 [ 470.591599] RSP: 0018:ffffa8db00c5b850 EFLAGS: 00010282 [ 470.591604] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000006 [ 470.591606] RDX: 0000000000000007 RSI: 0000000000000096 RDI: ffff9db8a63978c0 [ 470.591609] RBP: ffffa8db00c5b868 R08: 00000000000007a6 R09: 0000000000000004 [ 470.591611] R10: 0000000000000000 R11: 0000000000000001 R12: ffff9db89a421e40 [ 470.591613] R13: ffffa8db00c5b87f R14: ffff9db89a429698 R15: 0000000000000000 [ 470.591617] FS: 00007ffa877bd140(0000) GS:ffff9db8a6380000(0000) knlGS:0000000000000000 [ 470.591620] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 470.591623] CR2: 00007f539a1da000 CR3: 000000024ea46005 CR4: 00000000003606e0 [ 470.591625] Call Trace: [ 470.591636] rtw_pci_link_ps+0x4e/0x90 [rtwpci] [ 470.591645] ? _raw_spin_unlock_bh+0x1e/0x20 [ 470.591671] rtw_leave_ips+0x1f/0x80 [rtw88] [ 470.591691] rtw_ops_config+0xa3/0xe0 [rtw88] [ 470.591733] ieee80211_hw_config+0x95/0x380 [mac80211] [ 470.591772] ieee80211_recalc_idle+0x27/0x30 [mac80211] [ 470.591806] __ieee80211_start_scan+0x334/0x750 [mac80211] [ 470.591822] ? validate_nla+0x43b/0x630 [ 470.591855] ieee80211_request_scan+0x30/0x50 [mac80211] [ 470.591893] ieee80211_scan+0x5c/0xa0 [mac80211] [ 470.591935] nl80211_trigger_scan+0x59a/0x6c0 [cfg80211] [ 470.591942] genl_family_rcv_msg+0x1b9/0x470 [ 470.591948] genl_rcv_msg+0x4c/0xa0 [ 470.591951] ? _cond_resched+0x19/0x30 [ 470.591955] ? genl_family_rcv_msg+0x470/0x470 [ 470.591958] netlink_rcv_skb+0x50/0x120 [ 470.591962] genl_rcv+0x29/0x40 [ 470.591965] netlink_unicast+0x187/0x220 [ 470.591968] netlink_sendmsg+0x222/0x3e0 [ 470.591974] sock_sendmsg+0x65/0x70 [ 470.591977] ____sys_sendmsg+0x212/0x280 [ 470.591982] ___sys_sendmsg+0x88/0xd0 [ 470.591986] ? sock_do_ioctl+0x47/0x140 [ 470.591991] ? __check_object_size+0x4d/0x150 [ 470.591996] ? _copy_to_user+0x2c/0x30 [ 470.591999] ? sock_ioctl+0x24f/0x3c0 [ 470.592003] ? __sys_recvfrom+0xe5/0x1d0 [ 470.592010] ? __cgroup_bpf_run_filter_setsockopt+0xae/0x2c0 [ 470.592012] ? _cond_resched+0x19/0x30 [ 470.592017] ? aa_sk_perm+0x43/0x170 [ 470.592021] __sys_sendmsg+0x5c/0xa0 [ 470.592027] __x64_sys_sendmsg+0x1f/0x30 [ 470.592032] do_syscall_64+0x57/0x190 [ 470.592037] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 470.592040] RIP: 0033:0x7ffa87b495b7 [ 470.592044] Code: 64 89 02 48 c7 c0 ff ff ff ff eb bb 0f 1f 80 00 00 00 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 [ 470.592046] RSP: 002b:00007ffe0f842848 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 470.592049] RAX: ffffffffffffffda RBX: 0000561b4a1e4590 RCX: 00007ffa87b495b7 [ 470.592051] RDX: 0000000000000000 RSI: 00007ffe0f842880 RDI: 0000000000000006 [ 470.592053] RBP: 0000561b4a21c460 R08: 0000000000000004 R09: 0000561b4a22a590 [ 470.592054] R10: 00007ffe0f842954 R11: 0000000000000246 R12: 0000561b4a1e44a0 [ 470.592056] R13: 00007ffe0f842880 R14: 00007ffe0f842954 R15: 0000561b4a214a60 [ 470.592062] ---[ end trace 526edd5e939e6e39 ]--- [ 470.592070] rtw_pci 0000:07:00.0: failed to read ASPM, ret=-5 [ 472.791516] rtw_pci 0000:07:00.0: failed to poll offset=0x5 mask=0x2 value=0x0 [ 472.791525] rtw_pci 0000:07:00.0: mac power on failed [ 472.791526] rtw_pci 0000:07:00.0: failed to power on mac [ 472.791527] rtw_pci 0000:07:00.0: leave idle state failed [ 472.791666] rtw_pci 0000:07:00.0: failed to leave ips state [ 472.791667] rtw_pci 0000:07:00.0: failed to leave idle state [ 478.728339] rtw_pci 0000:07:00.0: failed to poll offset=0x5 mask=0x2 value=0x0 [ 478.728616] ------------[ cut here ]------------ [ 478.728617] failed to read DBI register, addr=0x0719 [ 478.728634] WARNING: CPU: 0 PID: 298 at drivers/net/wireless/realtek/rtw88/pci.c:1116 rtw_dbi_read8.constprop.0+0xaa/0xc0 [rtwpci] [ 478.728635] Modules linked in: ccm rfcomm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 snd_sof_pci snd_hda_codec_hdmi snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_intel_hda snd_sof_intel_byt snd_sof_intel_ipc snd_sof snd_hda_codec_realtek snd_sof_xtensa_dsp snd_hda_ext_core snd_hda_codec_generic snd_soc_acpi_intel_match snd_soc_acpi ledtrig_audio snd_soc_core snd_compress ac97_bus snd_pcm_dmaengine snd_hda_intel x86_pkg_temp_thermal snd_intel_dspcfg snd_hda_codec intel_powerclamp snd_hda_core coretemp rtwpci snd_hwdep joydev mei_hdcp intel_rapl_msr snd_pcm uvcvideo rtw88 kvm_intel snd_seq_midi videobuf2_vmalloc videobuf2_memops snd_seq_midi_event mac80211 kvm snd_rawmidi videobuf2_v4l2 videobuf2_common snd_seq intel_cstate cfg80211 btusb videodev btrtl intel_rapl_perf btbcm snd_seq_device btintel input_leds mc bluetooth snd_timer serio_raw wmi_bmof intel_wmi_thunderbolt libarc4 8250_dw ecdh_generic snd ecc hid_multitouch soundcore mei_me processor_thermal_device mei [ 478.728650] intel_rapl_common ucsi_acpi intel_soc_dts_iosf typec_ucsi intel_pch_thermal typec ideapad_laptop sparse_keymap int3403_thermal int340x_thermal_zone mac_hid int3400_thermal acpi_thermal_rel acpi_pad nvidia_uvm(OE) sch_fq_codel parport_pc ppdev lp parport ip_tables x_tables autofs4 hid_logitech_hidpp hid_logitech_dj usbhid uas usb_storage nvidia_drm(POE) nvidia_modeset(POE) hid_generic crct10dif_pclmul crc32_pclmul ghash_clmulni_intel nvidia(POE) i915 aesni_intel crypto_simd i2c_algo_bit cryptd glue_helper drm_kms_helper nvme syscopyarea sysfillrect i2c_i801 sysimgblt fb_sys_fops r8169 ahci intel_lpss_pci drm nvme_core realtek intel_lpss libahci ipmi_devintf idma64 i2c_hid ipmi_msghandler virt_dma hid pinctrl_cannonlake video wmi pinctrl_intel [ 478.728665] CPU: 0 PID: 298 Comm: kworker/u16:6 Tainted: P W OE 5.4.0-29-generic #33-Ubuntu [ 478.728666] Hardware name: LENOVO 81FV/LNVNB161216, BIOS 8JCN43WW 07/18/2018 [ 478.728679] Workqueue: phy0 ieee80211_scan_work [mac80211] [ 478.728681] RIP: 0010:rtw_dbi_read8.constprop.0+0xaa/0xc0 [rtwpci] [ 478.728682] Code: 03 00 00 48 8b 40 48 e8 14 84 a3 cd 5b 41 5c 41 88 45 00 31 c0 41 5d 5d c3 be 19 07 00 00 48 c7 c7 78 b3 fc c1 e8 21 8e cd cc <0f> 0b b8 fb ff ff ff 5b 41 5c 41 5d 5d c3 0f 1f 84 00 00 00 00 00 [ 478.728682] RSP: 0018:ffffa8db02d5fcb0 EFLAGS: 00010282 [ 478.728683] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000006 [ 478.728684] RDX: 0000000000000007 RSI: 0000000000000092 RDI: ffff9db8a62178c0 [ 478.728684] RBP: ffffa8db02d5fcc8 R08: 00000000000007ec R09: 0000000000000004 [ 478.728684] R10: 0000000000000000 R11: 0000000000000001 R12: ffff9db89a421e40 [ 478.728685] R13: ffffa8db02d5fcdf R14: ffff9db89a429698 R15: 0000000000000000 [ 478.728685] FS: 0000000000000000(0000) GS:ffff9db8a6200000(0000) knlGS:0000000000000000 [ 478.728686] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 478.728686] CR2: 00007fac0df03100 CR3: 000000012f80a001 CR4: 00000000003606f0 [ 478.728687] Call Trace: [ 478.728689] rtw_pci_link_ps+0x4e/0x90 [rtwpci] [ 478.728695] rtw_enter_ips+0x3e/0x50 [rtw88] [ 478.728698] rtw_ops_config+0xd3/0xe0 [rtw88] [ 478.728705] ieee80211_hw_config+0x95/0x380 [mac80211] [ 478.728714] ieee80211_recalc_idle+0x27/0x30 [mac80211] [ 478.728721] __ieee80211_scan_completed+0x105/0x3d0 [mac80211] [ 478.728723] ? __switch_to_asm+0x40/0x70 [ 478.728725] ? __switch_to+0x7f/0x470 [ 478.728732] ieee80211_scan_work+0x122/0x530 [mac80211] [ 478.728733] ? __schedule+0x2eb/0x740 [ 478.728735] process_one_work+0x1eb/0x3b0 [ 478.728736] worker_thread+0x4d/0x400 [ 478.728737] kthread+0x104/0x140 [ 478.728738] ? process_one_work+0x3b0/0x3b0 [ 478.728738] ? kthread_park+0x90/0x90 [ 478.728739] ret_from_fork+0x35/0x40 [ 478.728740] ---[ end trace 526edd5e939e6e3a ]--- [ 478.728742] rtw_pci 0000:07:00.0: failed to read ASPM, ret=-5 campus@camp