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Date: Fri, 20 Nov 2020 07:00:59 +0000
From: "Coelho, Luciano" <luciano.coelho@...el.com>
To: "Damary, Guy" <guy.damary@...el.com>,
"davem@...emloft.net" <davem@...emloft.net>,
"gonsolo@...il.com" <gonsolo@...il.com>,
"Berg, Johannes" <johannes.berg@...el.com>,
"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
"kvalo@...eaurora.org" <kvalo@...eaurora.org>,
"hannes@...xchg.org" <hannes@...xchg.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"Goodstein, Mordechay" <mordechay.goodstein@...el.com>,
"kuba@...nel.org" <kuba@...nel.org>,
linuxwifi <linuxwifi@...el.com>,
"linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
"Grumbach, Emmanuel" <emmanuel.grumbach@...el.com>,
"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
"longman@...hat.com" <longman@...hat.com>
Subject: Re: Wifi hangs
Adding Guy Damary
Guy, can you help with this one? I believe there is a bugzilla issue
for this already...
--
Cheers,
Luca.
On Thu, 2020-11-19 at 17:42 +0100, Gonsolo wrote:
> Hi!
>
> Sporadically my wifi hangs. Any idea why?
> This is on a 5.10.0-051000rc2-lowlatency kernel from
> https://kernel.ubuntu.com/~kernel-ppa/mainline.
> I have to stop and start the device to make it work again.
> From dmesg:
>
> [ +0,000101] ------------[ cut here ]------------
> [ +0,000002] TX on unused queue 5
> [ +0,000049] WARNING: CPU: 2 PID: 20577 at
> drivers/net/wireless/intel/iwlwifi/pcie/tx.c:1927
> iwl_trans_pcie_tx+0x676/0x7f0 [iwlwifi]
> [ +0,000003] Modules linked in: dvb_usb_af9035 uas usb_storage
> dvb_usb_v2 dvb_core rfcomm ccm snd_seq_dummy snd_hrtimer cmac
> algif_hash algif_skcipher af_alg bnep binfmt_misc nls_iso8859_1
> snd_hda_codec_hdmi intel_rapl_msr snd_hda_codec_realtek
> snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec
> snd_hda_core snd_hwdep pn544_mei mei_phy pn544 cdc_mbim
> intel_rapl_common snd_pcm x86_pkg_temp_thermal intel_powerclamp
> coretemp hci snd_seq_midi cdc_wdm qcserial kvm_intel nfc
> snd_seq_midi_event usb_wwan mei_hdcp dell_laptop kvm ledtrig_audio
> cdc_ncm usbserial snd_rawmidi cdc_ether crct10dif_pclmul usbnet
> ghash_clmulni_intel mii dell_smm_hwmon iwlmvm mac80211 libarc4
> aesni_intel crypto_simd uvcvideo videobuf2_vmalloc iwlwifi cryptd
> glue_helper rapl intel_cstate snd_seq btusb btrtl btbcm
> videobuf2_memops i915 btintel bluetooth videobuf2_v4l2
> videobuf2_common snd_seq_device videodev dell_wmi snd_timer input_leds
> joydev dell_smbios mc dcdbas ecdh_generic ecc sparse_keymap cfg80211
> [ +0,000079] serio_raw at24 wmi_bmof dell_wmi_descriptor efi_pstore
> snd drm_kms_helper cec rc_core mei_me i2c_algo_bit fb_sys_fops
> syscopyarea sysfillrect mei soundcore sysimgblt dell_rbtn mac_hid
> sch_fq_codel parport_pc ppdev lp drm parport ip_tables x_tables
> autofs4 hid_logitech_hidpp hid_logitech_dj hid_generic usbhid hid
> sdhci_pci crc32_pclmul i2c_i801 psmouse cqhci i2c_smbus sdhci ahci
> libahci lpc_ich e1000e xhci_pci wmi xhci_pci_renesas video [last
> unloaded: dvb_usb_af9035]
> [ +0,000049] CPU: 2 PID: 20577 Comm: kworker/2:1 Not tainted
> 5.10.0-051000rc2-lowlatency #202011012330
> [ +0,000001] Hardware name: Dell Inc. Latitude E7240/0R6F3F, BIOS A29
> 06/13/2019
> [ +0,000029] Workqueue: events cfg80211_rfkill_block_work [cfg80211]
> [ +0,000013] RIP: 0010:iwl_trans_pcie_tx+0x676/0x7f0 [iwlwifi]
> [ +0,000005] Code: 3d 03 5e 03 00 00 b8 ea ff ff ff 0f 85 eb fc ff ff
> 44 89 fe 48 c7 c7 5d b5 d3 c0 89 45 d0 c6 05 e4 5d 03 00 01 e8 7b 5d
> 4b c4 <0f> 0b 8b 45 d0 e9 c8 fc ff ff 41 0f b6 86 80 00 00 00 83 e0 60
> 3c
> [ +0,000002] RSP: 0018:ffffaf8f00e1f680 EFLAGS: 00010282
> [ +0,000002] RAX: 0000000000000000 RBX: ffff9b8c8d0d0900 RCX: ffff9b8e96b18988
> [ +0,000001] RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff9b8e96b18980
> [ +0,000001] RBP: ffffaf8f00e1f6e0 R08: 0000000000000000 R09: ffffaf8f00e1f470
> [ +0,000002] R10: ffffaf8f00e1f468 R11: ffffffff86353c28 R12: ffff9b8d823243e8
> [ +0,000001] R13: 0000000000000037 R14: 0000000000000005 R15: 0000000000000005
> [ +0,000002] FS: 0000000000000000(0000) GS:ffff9b8e96b00000(0000)
> knlGS:0000000000000000
> [ +0,000002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [ +0,000001] CR2: 00003a4e0b5b3080 CR3: 0000000105a0c002 CR4: 00000000001706e0
> [ +0,000002] Call Trace:
> [ +0,000020] iwl_mvm_tx_mpdu+0x1e0/0x590 [iwlmvm]
> [ +0,000011] iwl_mvm_tx_skb_sta+0x153/0x1e0 [iwlmvm]
> [ +0,000008] iwl_mvm_tx_skb+0x1c/0x40 [iwlmvm]
> [ +0,000008] iwl_mvm_mac_itxq_xmit+0x7a/0xe0 [iwlmvm]
> [ +0,000010] iwl_mvm_mac_wake_tx_queue+0x29/0x80 [iwlmvm]
> [ +0,000029] drv_wake_tx_queue+0x51/0xe0 [mac80211]
> [ +0,000023] ieee80211_queue_skb+0x15b/0x220 [mac80211]
> [ +0,000035] ieee80211_tx+0xd6/0x140 [mac80211]
> [ +0,000025] ieee80211_xmit+0xb8/0xf0 [mac80211]
> [ +0,000024] __ieee80211_tx_skb_tid_band+0x6d/0x80 [mac80211]
> [ +0,000022] ieee80211_send_deauth_disassoc+0xff/0x130 [mac80211]
> [ +0,000024] ieee80211_set_disassoc+0x3ae/0x4b0 [mac80211]
> [ +0,000027] ieee80211_mgd_deauth+0x106/0x300 [mac80211]
> [ +0,000004] ? __update_blocked_fair+0xda/0x3f0
> [ +0,000004] ? acpi_ut_delete_object_desc+0xa2/0xa6
> [ +0,000022] ieee80211_deauth+0x18/0x20 [mac80211]
> [ +0,000028] cfg80211_mlme_deauth+0xb2/0x1e0 [cfg80211]
> [ +0,000022] cfg80211_mlme_down+0x64/0x80 [cfg80211]
> [ +0,000021] cfg80211_disconnect+0x157/0x210 [cfg80211]
> [ +0,000021] __cfg80211_leave+0x133/0x1b0 [cfg80211]
> [ +0,000020] cfg80211_netdev_notifier_call+0x1bf/0x5c0 [cfg80211]
> [ +0,000009] ? iwl_mvm_nic_error+0x40/0x40 [iwlmvm]
> [ +0,000011] ? iwl_mvm_send_cmd_pdu+0x54/0x90 [iwlmvm]
> [ +0,000009] ? iwl_mvm_send_cmd+0x1f/0x50 [iwlmvm]
> [ +0,000008] ? iwl_mvm_mc_iface_iterator+0xb9/0xe0 [iwlmvm]
> [ +0,000023] ? __iterate_interfaces+0xa2/0x100 [mac80211]
> [ +0,000008] ? iwl_mvm_set_tim+0x50/0x50 [iwlmvm]
> [ +0,000009] ? iwl_mvm_set_tim+0x50/0x50 [iwlmvm]
> [ +0,000024] ? ieee80211_iterate_active_interfaces_atomic+0x38/0x50 [mac80211]
> [ +0,000006] ? rtnl_is_locked+0x15/0x20
> [ +0,000004] ? inetdev_event+0x34/0x400
> [ +0,000006] raw_notifier_call_chain+0x49/0x60
> [ +0,000003] call_netdevice_notifiers_info+0x50/0x90
> [ +0,000004] __dev_close_many+0x5e/0x110
> [ +0,000002] dev_close_many+0x85/0x130
> [ +0,000003] dev_close+0x5e/0x80
> [ +0,000021] cfg80211_shutdown_all_interfaces+0x77/0xd0 [cfg80211]
> [ +0,000017] cfg80211_rfkill_block_work+0x1e/0x30 [cfg80211]
> [ +0,000006] process_one_work+0x1e3/0x3b0
> [ +0,000003] worker_thread+0x4d/0x350
> [ +0,000003] ? rescuer_thread+0x390/0x390
> [ +0,000003] kthread+0x145/0x170
> [ +0,000002] ? __kthread_bind_mask+0x70/0x70
> [ +0,000004] ret_from_fork+0x22/0x30
> [ +0,000005] CPU: 2 PID: 20577 Comm: kworker/2:1 Not tainted
> 5.10.0-051000rc2-lowlatency #202011012330
> [ +0,000002] Hardware name: Dell Inc. Latitude E7240/0R6F3F, BIOS A29
> 06/13/2019
> [ +0,000018] Workqueue: events cfg80211_rfkill_block_work [cfg80211]
> [ +0,000002] Call Trace:
> [ +0,000005] show_stack+0x52/0x58
> [ +0,000003] dump_stack+0x70/0x8b
> [ +0,000013] ? iwl_trans_pcie_tx+0x676/0x7f0 [iwlwifi]
> [ +0,000004] __warn.cold+0x24/0x77
> [ +0,000011] ? iwl_trans_pcie_tx+0x676/0x7f0 [iwlwifi]
> [ +0,000003] report_bug+0xa1/0xc0
> [ +0,000006] handle_bug+0x3e/0xa0
> [ +0,000002] exc_invalid_op+0x19/0x70
> [ +0,000004] asm_exc_invalid_op+0x12/0x20
> [ +0,000011] RIP: 0010:iwl_trans_pcie_tx+0x676/0x7f0 [iwlwifi]
> [ +0,000003] Code: 3d 03 5e 03 00 00 b8 ea ff ff ff 0f 85 eb fc ff ff
> 44 89 fe 48 c7 c7 5d b5 d3 c0 89 45 d0 c6 05 e4 5d 03 00 01 e8 7b 5d
> 4b c4 <0f> 0b 8b 45 d0 e9 c8 fc ff ff 41 0f b6 86 80 00 00 00 83 e0 60
> 3c
> [ +0,000002] RSP: 0018:ffffaf8f00e1f680 EFLAGS: 00010282
> [ +0,000002] RAX: 0000000000000000 RBX: ffff9b8c8d0d0900 RCX: ffff9b8e96b18988
> [ +0,000001] RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff9b8e96b18980
> [ +0,000002] RBP: ffffaf8f00e1f6e0 R08: 0000000000000000 R09: ffffaf8f00e1f470
> [ +0,000001] R10: ffffaf8f00e1f468 R11: ffffffff86353c28 R12: ffff9b8d823243e8
> [ +0,000001] R13: 0000000000000037 R14: 0000000000000005 R15: 0000000000000005
> [ +0,000013] iwl_mvm_tx_mpdu+0x1e0/0x590 [iwlmvm]
> [ +0,000012] iwl_mvm_tx_skb_sta+0x153/0x1e0 [iwlmvm]
> [ +0,000009] iwl_mvm_tx_skb+0x1c/0x40 [iwlmvm]
> [ +0,000009] iwl_mvm_mac_itxq_xmit+0x7a/0xe0 [iwlmvm]
> [ +0,000008] iwl_mvm_mac_wake_tx_queue+0x29/0x80 [iwlmvm]
> [ +0,000021] drv_wake_tx_queue+0x51/0xe0 [mac80211]
> [ +0,000021] ieee80211_queue_skb+0x15b/0x220 [mac80211]
> [ +0,000025] ieee80211_tx+0xd6/0x140 [mac80211]
> [ +0,000023] ieee80211_xmit+0xb8/0xf0 [mac80211]
> [ +0,000021] __ieee80211_tx_skb_tid_band+0x6d/0x80 [mac80211]
> [ +0,000025] ieee80211_send_deauth_disassoc+0xff/0x130 [mac80211]
> [ +0,000026] ieee80211_set_disassoc+0x3ae/0x4b0 [mac80211]
> [ +0,000023] ieee80211_mgd_deauth+0x106/0x300 [mac80211]
> [ +0,000004] ? __update_blocked_fair+0xda/0x3f0
> [ +0,000003] ? acpi_ut_delete_object_desc+0xa2/0xa6
> [ +0,000024] ieee80211_deauth+0x18/0x20 [mac80211]
> [ +0,000022] cfg80211_mlme_deauth+0xb2/0x1e0 [cfg80211]
> [ +0,000021] cfg80211_mlme_down+0x64/0x80 [cfg80211]
> [ +0,000025] cfg80211_disconnect+0x157/0x210 [cfg80211]
> [ +0,000019] __cfg80211_leave+0x133/0x1b0 [cfg80211]
> [ +0,000017] cfg80211_netdev_notifier_call+0x1bf/0x5c0 [cfg80211]
> [ +0,000011] ? iwl_mvm_nic_error+0x40/0x40 [iwlmvm]
> [ +0,000009] ? iwl_mvm_send_cmd_pdu+0x54/0x90 [iwlmvm]
> [ +0,000009] ? iwl_mvm_send_cmd+0x1f/0x50 [iwlmvm]
> [ +0,000008] ? iwl_mvm_mc_iface_iterator+0xb9/0xe0 [iwlmvm]
> [ +0,000022] ? __iterate_interfaces+0xa2/0x100 [mac80211]
> [ +0,000008] ? iwl_mvm_set_tim+0x50/0x50 [iwlmvm]
> [ +0,000008] ? iwl_mvm_set_tim+0x50/0x50 [iwlmvm]
> [ +0,000024] ? ieee80211_iterate_active_interfaces_atomic+0x38/0x50 [mac80211]
> [ +0,000004] ? rtnl_is_locked+0x15/0x20
> [ +0,000003] ? inetdev_event+0x34/0x400
> [ +0,000004] raw_notifier_call_chain+0x49/0x60
> [ +0,000004] call_netdevice_notifiers_info+0x50/0x90
> [ +0,000004] __dev_close_many+0x5e/0x110
> [ +0,000003] dev_close_many+0x85/0x130
> [ +0,000003] dev_close+0x5e/0x80
> [ +0,000020] cfg80211_shutdown_all_interfaces+0x77/0xd0 [cfg80211]
> [ +0,000018] cfg80211_rfkill_block_work+0x1e/0x30 [cfg80211]
> [ +0,000004] process_one_work+0x1e3/0x3b0
> [ +0,000004] worker_thread+0x4d/0x350
> [ +0,000003] ? rescuer_thread+0x390/0x390
> [ +0,000002] kthread+0x145/0x170
> [ +0,000003] ? __kthread_bind_mask+0x70/0x70
> [ +0,000004] ret_from_fork+0x22/0x30
> [ +0,000012] ---[ end trace db8dbd78d4c68899 ]---
> [ +0,100513] ------------[ cut here ]------------
> [ +0,000003] Timeout waiting for hardware access (CSR_GP_CNTRL 0x000003d8)
> [ +0,000038] WARNING: CPU: 2 PID: 20577 at
> drivers/net/wireless/intel/iwlwifi/pcie/trans.c:2067
> iwl_trans_pcie_grab_nic_access+0x1bd/0x1f0 [iwlwifi]
> [ +0,000001] Modules linked in: dvb_usb_af9035 uas usb_storage
> dvb_usb_v2 dvb_core rfcomm ccm snd_seq_dummy snd_hrtimer cmac
> algif_hash algif_skcipher af_alg bnep binfmt_misc nls_iso8859_1
> snd_hda_codec_hdmi intel_rapl_msr snd_hda_codec_realtek
> snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec
> snd_hda_core snd_hwdep pn544_mei mei_phy pn544 cdc_mbim
> intel_rapl_common snd_pcm x86_pkg_temp_thermal intel_powerclamp
> coretemp hci snd_seq_midi cdc_wdm qcserial kvm_intel nfc
> snd_seq_midi_event usb_wwan mei_hdcp dell_laptop kvm ledtrig_audio
> cdc_ncm usbserial snd_rawmidi cdc_ether crct10dif_pclmul usbnet
> ghash_clmulni_intel mii dell_smm_hwmon iwlmvm mac80211 libarc4
> aesni_intel crypto_simd uvcvideo videobuf2_vmalloc iwlwifi cryptd
> glue_helper rapl intel_cstate snd_seq btusb btrtl btbcm
> videobuf2_memops i915 btintel bluetooth videobuf2_v4l2
> videobuf2_common snd_seq_device videodev dell_wmi snd_timer input_leds
> joydev dell_smbios mc dcdbas ecdh_generic ecc sparse_keymap cfg80211
> [ +0,000043] serio_raw at24 wmi_bmof dell_wmi_descriptor efi_pstore
> snd drm_kms_helper cec rc_core mei_me i2c_algo_bit fb_sys_fops
> syscopyarea sysfillrect mei soundcore sysimgblt dell_rbtn mac_hid
> sch_fq_codel parport_pc ppdev lp drm parport ip_tables x_tables
> autofs4 hid_logitech_hidpp hid_logitech_dj hid_generic usbhid hid
> sdhci_pci crc32_pclmul i2c_i801 psmouse cqhci i2c_smbus sdhci ahci
> libahci lpc_ich e1000e xhci_pci wmi xhci_pci_renesas video [last
> unloaded: dvb_usb_af9035]
> [ +0,000027] CPU: 2 PID: 20577 Comm: kworker/2:1 Tainted: G W
> 5.10.0-051000rc2-lowlatency #202011012330
> [ +0,000001] Hardware name: Dell Inc. Latitude E7240/0R6F3F, BIOS A29
> 06/13/2019
> [ +0,000026] Workqueue: events cfg80211_rfkill_block_work [cfg80211]
> [ +0,000009] RIP: 0010:iwl_trans_pcie_grab_nic_access+0x1bd/0x1f0 [iwlwifi]
> [ +0,000001] Code: 85 c5 49 8d 57 08 bf 00 20 00 00 e8 0d bf 9a c3 e9
> 35 ff ff ff 89 c6 48 c7 c7 20 ea d3 c0 c6 05 93 25 03 00 01 e8 24 25
> 4b c4 <0f> 0b e9 f0 fe ff ff 49 8b 7c 24 38 48 c7 c1 88 ea d3 c0 31 d2
> 31
> [ +0,000001] RSP: 0018:ffffaf8f00e1fb80 EFLAGS: 00010082
> [ +0,000001] RAX: 0000000000000000 RBX: ffffaf8f00e1fbb8 RCX: ffff9b8e96b18988
> [ +0,000001] RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff9b8e96b18980
> [ +0,000001] RBP: ffffaf8f00e1fba8 R08: 0000000000000000 R09: ffffaf8f00e1f970
> [ +0,000001] R10: ffffaf8f00e1f968 R11: ffffffff86353c28 R12: ffff9b8d895f8018
> [ +0,000000] R13: 0000000000000000 R14: ffff9b8d895fa6f4 R15: 00000000000003d8
> [ +0,000002] FS: 0000000000000000(0000) GS:ffff9b8e96b00000(0000)
> knlGS:0000000000000000
> [ +0,000000] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [ +0,000001] CR2: 00003a4e0b5b3080 CR3: 0000000103918004 CR4: 00000000001706e0
> [ +0,000001] Call Trace:
> [ +0,000007] iwl_set_bits_prph+0x3a/0x90 [iwlwifi]
> [ +0,000008] iwl_fw_dbg_stop_restart_recording.part.0+0x234/0x260 [iwlwifi]
> [ +0,000003] ? __cancel_work_timer+0x109/0x190
> [ +0,000008] iwl_fw_dbg_stop_sync+0x46/0x50 [iwlwifi]
> [ +0,000009] __iwl_mvm_mac_stop+0x8c/0x170 [iwlmvm]
> [ +0,000004] iwl_mvm_mac_stop+0x77/0x90 [iwlmvm]
> [ +0,000022] drv_stop+0x32/0x110 [mac80211]
> [ +0,000014] ieee80211_stop_device+0x46/0x50 [mac80211]
> [ +0,000012] ieee80211_do_stop+0x551/0x860 [mac80211]
> [ +0,000003] ? _raw_spin_unlock_bh+0x1e/0x20
> [ +0,000012] ieee80211_stop+0x1a/0x20 [mac80211]
> [ +0,000002] __dev_close_many+0x9d/0x110
> [ +0,000002] dev_close_many+0x85/0x130
> [ +0,000002] dev_close+0x5e/0x80
> [ +0,000011] cfg80211_shutdown_all_interfaces+0x77/0xd0 [cfg80211]
> [ +0,000010] cfg80211_rfkill_block_work+0x1e/0x30 [cfg80211]
> [ +0,000002] process_one_work+0x1e3/0x3b0
> [ +0,000002] worker_thread+0x4d/0x350
> [ +0,000002] ? rescuer_thread+0x390/0x390
> [ +0,000002] kthread+0x145/0x170
> [ +0,000001] ? __kthread_bind_mask+0x70/0x70
> [ +0,000003] ret_from_fork+0x22/0x30
> [ +0,000002] CPU: 2 PID: 20577 Comm: kworker/2:1 Tainted: G W
> 5.10.0-051000rc2-lowlatency #202011012330
> [ +0,000001] Hardware name: Dell Inc. Latitude E7240/0R6F3F, BIOS A29
> 06/13/2019
> [ +0,000010] Workqueue: events cfg80211_rfkill_block_work [cfg80211]
> [ +0,000001] Call Trace:
> [ +0,000002] show_stack+0x52/0x58
> [ +0,000002] dump_stack+0x70/0x8b
> [ +0,000007] ? iwl_trans_pcie_grab_nic_access+0x1bd/0x1f0 [iwlwifi]
> [ +0,000002] __warn.cold+0x24/0x77
> [ +0,000007] ? iwl_trans_pcie_grab_nic_access+0x1bd/0x1f0 [iwlwifi]
> [ +0,000002] report_bug+0xa1/0xc0
> [ +0,000015] handle_bug+0x3e/0xa0
> [ +0,000001] exc_invalid_op+0x19/0x70
> [ +0,000002] asm_exc_invalid_op+0x12/0x20
> [ +0,000007] RIP: 0010:iwl_trans_pcie_grab_nic_access+0x1bd/0x1f0 [iwlwifi]
> [ +0,000001] Code: 85 c5 49 8d 57 08 bf 00 20 00 00 e8 0d bf 9a c3 e9
> 35 ff ff ff 89 c6 48 c7 c7 20 ea d3 c0 c6 05 93 25 03 00 01 e8 24 25
> 4b c4 <0f> 0b e9 f0 fe ff ff 49 8b 7c 24 38 48 c7 c1 88 ea d3 c0 31 d2
> 31
> [ +0,000001] RSP: 0018:ffffaf8f00e1fb80 EFLAGS: 00010082
> [ +0,000002] RAX: 0000000000000000 RBX: ffffaf8f00e1fbb8 RCX: ffff9b8e96b18988
> [ +0,000000] RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff9b8e96b18980
> [ +0,000001] RBP: ffffaf8f00e1fba8 R08: 0000000000000000 R09: ffffaf8f00e1f970
> [ +0,000001] R10: ffffaf8f00e1f968 R11: ffffffff86353c28 R12: ffff9b8d895f8018
> [ +0,000001] R13: 0000000000000000 R14: ffff9b8d895fa6f4 R15: 00000000000003d8
> [ +0,000007] iwl_set_bits_prph+0x3a/0x90 [iwlwifi]
> [ +0,000008] iwl_fw_dbg_stop_restart_recording.part.0+0x234/0x260 [iwlwifi]
> [ +0,000002] ? __cancel_work_timer+0x109/0x190
> [ +0,000016] iwl_fw_dbg_stop_sync+0x46/0x50 [iwlwifi]
> [ +0,000006] __iwl_mvm_mac_stop+0x8c/0x170 [iwlmvm]
> [ +0,000004] iwl_mvm_mac_stop+0x77/0x90 [iwlmvm]
> [ +0,000012] drv_stop+0x32/0x110 [mac80211]
> [ +0,000015] ieee80211_stop_device+0x46/0x50 [mac80211]
> [ +0,000012] ieee80211_do_stop+0x551/0x860 [mac80211]
> [ +0,000002] ? _raw_spin_unlock_bh+0x1e/0x20
> [ +0,000013] ieee80211_stop+0x1a/0x20 [mac80211]
> [ +0,000002] __dev_close_many+0x9d/0x110
> [ +0,000001] dev_close_many+0x85/0x130
> [ +0,000002] dev_close+0x5e/0x80
> [ +0,000011] cfg80211_shutdown_all_interfaces+0x77/0xd0 [cfg80211]
> [ +0,000010] cfg80211_rfkill_block_work+0x1e/0x30 [cfg80211]
> [ +0,000002] process_one_work+0x1e3/0x3b0
> [ +0,000002] worker_thread+0x4d/0x350
> [ +0,000002] ? rescuer_thread+0x390/0x390
> [ +0,000001] kthread+0x145/0x170
> [ +0,000002] ? __kthread_bind_mask+0x70/0x70
> [ +0,000001] ret_from_fork+0x22/0x30
> [ +0,000002] ---[ end trace db8dbd78d4c6889a ]---
> [ +0,000003] iwlwifi 0000:02:00.0: iwlwifi transaction failed,
> dumping registers
> [ +0,000003] iwlwifi 0000:02:00.0: iwlwifi device config registers:
> [ +0,000241] iwlwifi 0000:02:00.0: 00000000: 08b18086 00100406
> 02800073 00000010 f7d00004 00000000 00000000 00000000
> [ +0,000002] iwlwifi 0000:02:00.0: 00000020: 00000000 00000000
> 00000000 44708086 00000000 000000c8 00000000 0000010a
> [ +0,000002] iwlwifi 0000:02:00.0: 00000040: 00020010 10008ec0
> 00100c00 0006ec11 10110042 00000000 00000000 00000000
> [ +0,000002] iwlwifi 0000:02:00.0: 00000060: 00000000 00080812
> 00000405 00000000 00010001 00000000 00000000 00000000
> [ +0,000002] iwlwifi 0000:02:00.0: 00000080: 00000000 00000000
> 00000000 00000000 00000000 00000000 00000000 00000000
> [ +0,000001] iwlwifi 0000:02:00.0: 000000a0: 00000000 00000000
> 00000000 00000000 00000000 00000000 00000000 00000000
> [ +0,000002] iwlwifi 0000:02:00.0: 000000c0: 00000000 00000000
> c823d001 0d000000 00814005 fee00398 00000000 00000000
> [ +0,000002] iwlwifi 0000:02:00.0: 000000e0: 00000000 00000000
> 00000000 00000000 00000000 00000000 00000000 00000000
> [ +0,000002] iwlwifi 0000:02:00.0: 00000100: 14010001 00000000
> 00000000 00462031 00000000 00002000 00000000 00000000
> [ +0,000001] iwlwifi 0000:02:00.0: 00000120: 00000000 00000000
> 00000000 00000000 00000000 00000000 00000000 00000000
> [ +0,000002] iwlwifi 0000:02:00.0: 00000140: 14c10003 ff680263
> 4851b7ff 15410018 10031003 0001000b 0141cafe 00f01e1f
> [ +0,000002] iwlwifi 0000:02:00.0: iwlwifi device memory mapped registers:
> [ +0,000094] iwlwifi 0000:02:00.0: 00000000: 40000000 80000000
> 00000080 00000000 00000000 00000000 00000000 00000000
> [ +0,000001] iwlwifi 0000:02:00.0: 00000020: 00000001 000003d8
> 00000144 00000000 80000000 803a0000 80008040 00080042
> [ +0,000053] iwlwifi 0000:02:00.0: iwlwifi device AER capability structure:
> [ +0,000022] iwlwifi 0000:02:00.0: 00000000: 14010001 00000000
> 00000000 00462031 00000000 00002000 00000000 00000000
> [ +0,000002] iwlwifi 0000:02:00.0: 00000020: 00000000 00000000 00000000
> [ +0,000001] iwlwifi 0000:02:00.0: iwlwifi parent port (0000:00:1c.3)
> config registers:
> [ +0,000094] iwlwifi 0000:00:1c.3: 00000000: 9c168086 00100407
> 060400e4 00810010 00000000 00000000 00020200 000000f0
> [ +0,000002] iwlwifi 0000:00:1c.3: 00000020: f7d0f7d0 0001fff1
> 00000000 00000000 00000000 00000040 00000000 0012040a
> [ +0,000002] iwlwifi 0000:00:1c.3: 00000040: 01428010 00008000
> 00100000 04323c12 70110042 001cb200 01400000 00000000
> [ +0,000002] iwlwifi 0000:00:1c.3: 00000060: 00000000 00000817
> 00000400 00000000 00010002 00000000 00000000 00000000
> [ +0,000002] iwlwifi 0000:00:1c.3: 00000080: 00019005 fee00258
> 00000000 00000000 0000a00d 05ca1028 00000000 00000000
> [ +0,000001] iwlwifi 0000:00:1c.3: 000000a0: c8030001 00000000
> 00000000 00000000 00000000 00000000 00000000 00000000
> [ +0,000002] iwlwifi 0000:00:1c.3: 000000c0: 00000000 00000000
> 00000000 00000000 01000000 00001842 8b118008 00000000
> [ +0,000002] iwlwifi 0000:00:1c.3: 000000e0: 00400300 8c548c54
> 00000015 00000000 00000050 0c000040 08050fb1 00000004
> [ +0,000001] iwlwifi 0000:00:1c.3: 00000100: 20000000 00000000
> 00000000 00060011 00000000 00002000 00000000 00000000
> [ +0,000002] iwlwifi 0000:00:1c.3: 00000120: 00000000 00000000
> 00000000 00000000 00000000 00000000 00000000 00000000
> [ +0,000002] iwlwifi 0000:00:1c.3: 00000140: 00000000 00000000
> 00000000 00000000 00000000 00000000 00000000 00000000
> [ +0,000001] iwlwifi 0000:00:1c.3: 00000160: 00000000 00000000
> 00000000 00000000 00000000 00000000 00000000 00000000
> [ +0,000002] iwlwifi 0000:00:1c.3: 00000180: 00000000 00000000
> 00000000 00000000 00000000 00000000 00000000 00000000
> [ +0,000001] iwlwifi 0000:00:1c.3: 000001a0: 00000000 00000000
> 00000000 00000000 00000000 00000000 00000000 00000000
> [ +0,000002] iwlwifi 0000:00:1c.3: 000001c0: 00000000 00000000
> 00000000 00000000 00000000 00000000 00000000 00000000
> [ +0,000002] iwlwifi 0000:00:1c.3: 000001e0: 00000000 00000000
> 00000000 00000000 00000000 00000000 00000000 00000000
> [ +0,000001] iwlwifi 0000:00:1c.3: 00000200: 0001001e 0028281f 40a0281f
> [ +2,028589] iwlwifi 0000:02:00.0: RF_KILL bit toggled to enable radio.
> [ +0,000004] iwlwifi 0000:02:00.0: reporting RF_KILL (radio enabled)
> [Nov19 17:24] wlp2s0: authenticate with 68:b6:fc:27:79:c8
> [ +0,002785] wlp2s0: send auth to 68:b6:fc:27:79:c8 (try 1/3)
> [ +0,002128] wlp2s0: authenticated
> [ +0,000481] wlp2s0: associate with 68:b6:fc:27:79:c8 (try 1/3)
> [ +0,015219] wlp2s0: RX AssocResp from 68:b6:fc:27:79:c8 (capab=0xc11
> status=0 aid=7)
> [ +0,001892] wlp2s0: associated
> [ +0,227651] IPv6: ADDRCONF(NETDEV_CHANGE): wlp2s0: link becomes ready
>
>
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