[Bug 1863627]

This bug still exists in kernel 5.9.1:

[ 0.000000] Linux version 5.9.1-050901-lowlatency (kernel@kathleen) (gcc (Ubuntu 10.2.0-13ubuntu1) 10.2.0, GNU ld (GNU Binutils for Ubuntu) 2.35.1) #202010170731 SMP PREEMPT Sat Oct 17 07:46:09 UTC 2020
[ 0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-5.9.1-050901-lowlatency root=/dev/mapper/MonVolume2-UbuntuRacine ro vsyscall=none security=apparmor quiet splash vt.handoff=7
[...]
[108952.184116] wlan0: deauthenticating from e4:aa:5d:e0:e5:6f by local choice (Reason: 3=DEAUTH_LEAVING)
[108952.200769] iwlwifi 0000:02:00.0: RF_KILL bit toggled to disable radio.
[108952.200772] iwlwifi 0000:02:00.0: reporting RF_KILL (radio disabled)
[108952.227260] ------------[ cut here ]------------
[108952.227262] UMAC scan UID 0 status was not cleaned
[108952.227289] WARNING: CPU: 2 PID: 57499 at drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c:1246 __iwl_mvm_mac_stop+0x14a/0x150 [iwlmvm]
[108952.227290] Modules linked in: md4 cmac nls_utf8 fscache libdes ccm iwlmvm snd_usb_audio snd_usbmidi_lib pktcdvd uas usb_storage xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp ip6table_mangle ip6table_nat iptable_mangle iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6table_filter ip6_tables iptable_filter bpfilter bridge stp llc overlay bnep snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic binfmt_misc nls_iso8859_1 snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep mei_hdcp intel_rapl_msr dell_rbtn snd_pcm snd_seq_midi snd_seq_midi_event x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm dell_laptop ledtrig_audio crct10dif_pclmul dell_smm_hwmon uvcvideo snd_rawmidi ghash_clmulni_intel videobuf2_vmalloc videobuf2_memops aesni_intel videobuf2_v4l2 videobuf2_common crypto_simd cryptd glue_helper rapl joydev snd_seq intel_cstate videodev mc btusb btrtl snd_seq_device btbcm btintel input_leds efi_pstore
[108952.227319] mac80211 snd_timer bluetooth i915 ecdh_generic ecc intel_wmi_thunderbolt serio_raw dell_wmi libarc4 dell_smbios drm_kms_helper dcdbas snd cec iwlwifi mei_me dell_wmi_descriptor wmi_bmof soundcore cfg80211 ee1004 rc_core hid_multitouch i2c_algo_bit mei processor_thermal_device fb_sys_fops intel_rapl_common syscopyarea ucsi_acpi sysfillrect intel_xhci_usb_role_switch intel_soc_dts_iosf roles sysimgblt typec_ucsi intel_pch_thermal typec int3403_thermal int340x_thermal_zone intel_hid sparse_keymap mac_hid dell_smo8800 acpi_pad int3400_thermal acpi_thermal_rel sch_fq_codel parport_pc nf_tables nfnetlink ppdev lp parport drm ip_tables x_tables autofs4 usbhid btrfs blake2b_generic xor raid6_pq libcrc32c hid_generic rtsx_pci_sdmmc xhci_pci crc32_pclmul e1000e nvme ahci nvme_core libahci i2c_i801 intel_lpss_pci i2c_smbus intel_lpss idma64 virt_dma xhci_pci_renesas rtsx_pci i2c_hid wmi hid video [last unloaded: cifs]
[108952.227351] CPU: 2 PID: 57499 Comm: NetworkManager Not tainted 5.9.1-050901-lowlatency #202010170731
[108952.227352] Hardware name: Dell Inc. Latitude 5590/0VYDFF, BIOS 1.14.0 07/15/2020
[108952.227361] RIP: 0010:__iwl_mvm_mac_stop+0x14a/0x150 [iwlmvm]
[108952.227363] Code: 9b 04 00 00 74 0e 42 c7 84 a3 fc 17 00 00 00 00 00 00 eb be 44 89 e6 48 c7 c7 88 fa cd c0 c6 05 0c 9b 04 00 01 e8 eb b2 60 c8 <0f> 0b eb d8 66 90 0f 1f 44 00 00 55 48 89 e5 41 56 41 55 41 54 4c
[108952.227364] RSP: 0018:ffffb19a8091bc48 EFLAGS: 00010286
[108952.227366] RAX: 0000000000000000 RBX: ffff99ca968e9ec8 RCX: ffff99ca9e518cc8
[108952.227367] RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff99ca9e518cc0
[108952.227368] RBP: ffffb19a8091bc60 R08: 0000000000000001 R09: 000000000000097b
[108952.227368] R10: 0000000000000004 R11: 0000000000000000 R12: 0000000000000000
[108952.227369] R13: ffff99ca968ead48 R14: ffff99ca968e9ec8 R15: ffff99ca968e8ff0
[108952.227371] FS: 00007f00e457f380(0000) GS:ffff99ca9e500000(0000) knlGS:0000000000000000
[108952.227372] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[108952.227373] CR2: 0000556d6a6d9008 CR3: 00000003ef53e002 CR4: 00000000003706e0
[108952.227374] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[108952.227375] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[108952.227375] Call Trace:
[108952.227386] iwl_mvm_mac_stop+0x6a/0x90 [iwlmvm]
[108952.227409] drv_stop+0x34/0x130 [mac80211]
[108952.227433] ieee80211_stop_device+0x46/0x50 [mac80211]
[108952.227453] ieee80211_do_stop+0x551/0x860 [mac80211]
[108952.227457] ? _raw_spin_unlock_bh+0x1e/0x20
[108952.227476] ieee80211_stop+0x1a/0x20 [mac80211]
[108952.227479] __dev_close_many+0x9d/0x110
[108952.227481] dev_close_many+0x85/0x130
[108952.227483] dev_close+0x5e/0x80
[108952.227502] cfg80211_shutdown_all_interfaces+0x77/0xd0 [cfg80211]
[108952.227517] cfg80211_rfkill_set_block+0x26/0x40 [cfg80211]
[108952.227520] rfkill_set_block+0x9b/0x170
[108952.227523] rfkill_fop_write+0x136/0x1e0
[108952.227526] vfs_write+0xcd/0x210
[108952.227528] ksys_write+0xb1/0xe0
[108952.227530] __x64_sys_write+0x1a/0x20
[108952.227533] do_syscall_64+0x38/0x90
[108952.227535] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[108952.227536] RIP: 0033:0x7f00e59f02cf
[108952.227538] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 29 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 2d 44 89 c7 48 89 44 24 08 e8 5c fd ff ff 48
[108952.227539] RSP: 002b:00007ffd14ee7700 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[108952.227541] RAX: ffffffffffffffda RBX: 000055e2121815c5 RCX: 00007f00e59f02cf
[108952.227542] RDX: 0000000000000008 RSI: 00007ffd14ee7738 RDI: 0000000000000035
[108952.227542] RBP: 0000000000000035 R08: 0000000000000000 R09: 0000000000000001
[108952.227543] R10: 0000000000000000 R11: 0000000000000293 R12: 000055e212e13010
[108952.227544] R13: 0000000000000000 R14: 0000000000000000 R15: 000055e212df8820
[108952.227547] ---[ end trace 4a531882d7fac91e ]---

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https://bugs.launchpad.net/bugs/1863627

Title:
Intel Dual Band Wireless AC 9560 [8086:9df0] subsystem id [8086:0034]
kernel oops in __iwl_mvm_mac_stop

Status in Linux:
Incomplete
Status in linux package in Ubuntu:
Incomplete

Bug description:
When booting, i always get this oops:


[ 31.477399] iwlwifi 0000:00:14.3: RF_KILL bit toggled to disable radio.
[ 31.477400] iwlwifi 0000:00:14.3: reporting RF_KILL (radio disabled)
[ 31.490515] ------------[ cut here ]------------
[ 31.490516] UMAC scan UID 0 status was not cleaned
[ 31.490540] WARNING: CPU: 3 PID: 954 at drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c:1434 __iwl_mvm_mac_stop+0x129/0x130 [iwlmvm]
[ 31.490540] Modules linked in: cmac nvidia_modeset(PO) snd_usb_audio snd_usbmidi_lib bnep aufs uvcvideo videobuf2_vmalloc videobuf2_memops overlay videobuf2_v4l2 videobuf2_common videodev mc btusb btrtl btbcm btintel bluetooth ecdh_generic ecc bbswitch(OE) binfmt_misc nls_iso8859_1 sof_pci_dev snd_sof_intel_hda_common snd_sof_intel_hda snd_sof_intel_byt snd_sof_intel_ipc snd_sof x86_pkg_temp_thermal snd_sof_xtensa_dsp intel_powerclamp snd_soc_skl snd_soc_hdac_hda snd_hda_codec_hdmi snd_hda_ext_core coretemp snd_soc_skl_ipc snd_soc_sst_ipc iwlmvm snd_soc_sst_dsp kvm_intel snd_soc_acpi_intel_match snd_soc_acpi mac80211 kvm snd_soc_core snd_hda_codec_realtek snd_compress irqbypass ac97_bus snd_hda_codec_generic libarc4 nvidia(PO) snd_pcm_dmaengine intel_cstate mei_hdcp intel_rapl_msr snd_seq_midi snd_seq_midi_event snd_rawmidi snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_seq snd_pcm iwlwifi intel_rapl_perf thinkpad_acpi joydev input_leds processor_thermal_device idma64 nvram
[ 31.490556] intel_rapl_common ucsi_acpi mei_me serio_raw ledtrig_audio typec_ucsi ipmi_devintf intel_wmi_thunderbolt wmi_bmof snd_seq_device ipmi_msghandler cfg80211 mei virt_dma intel_soc_dts_iosf intel_pch_thermal typec snd_timer snd int3403_thermal soundcore int340x_thermal_zone int3400_thermal mac_hid acpi_thermal_rel acpi_pad sch_fq_codel parport_pc ppdev lp parport ip_tables x_tables autofs4 dm_crypt hid_generic usbhid hid i915 crct10dif_pclmul crc32_pclmul ghash_clmulni_intel i2c_algo_bit drm_kms_helper syscopyarea aesni_intel sysfillrect sysimgblt fb_sys_fops aes_x86_64 crypto_simd drm cryptd glue_helper nvme psmouse e1000e i2c_i801 sdhci_pci nvme_core thunderbolt cqhci intel_lpss_pci sdhci intel_lpss wmi pinctrl_cannonlake video pinctrl_intel [last unloaded: nvidia_modeset]
[ 31.490571] CPU: 3 PID: 954 Comm: kworker/3:3 Tainted: P OE 5.3.0-29-generic #31-Ubuntu
[ 31.490572] Hardware name: LENOVO 20N3S1HU00/20N3S1HU00, BIOS N2IET77W (1.55 ) 10/17/2019
[ 31.490587] Workqueue: events cfg80211_rfkill_sync_work [cfg80211]
[ 31.490591] RIP: 0010:__iwl_mvm_mac_stop+0x129/0x130 [iwlmvm]
[ 31.490592] Code: 9b 04 00 00 74 0e 42 c7 84 a3 ec 1d 00 00 00 00 00 00 eb c0 44 89 e6 48 c7 c7 20 65 24 c2 c6 05 41 9b 04 00 01 e8 02 7d c9 e0 <0f> 0b eb d8 0f 1f 00 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55
[ 31.490592] RSP: 0018:ffffb8e0c0febc48 EFLAGS: 00010286
[ 31.490593] RAX: 0000000000000000 RBX: ffff937ac5bf1e28 RCX: 0000000000000006
[ 31.490594] RDX: 0000000000000007 RSI: 0000000000000082 RDI: ffff937acc2d7440
[ 31.490594] RBP: ffffb8e0c0febc58 R08: 0000000000000498 R09: 0000000000000004
[ 31.490594] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[ 31.490595] R13: ffff937ac5bf1e90 R14: ffff937ac5bf1e28 R15: ffff937ac5bf3290
[ 31.490595] FS: 0000000000000000(0000) GS:ffff937acc2c0000(0000) knlGS:0000000000000000
[ 31.490596] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 31.490596] CR2: 00005597e8a3b4e8 CR3: 000000038d00a001 CR4: 00000000003606e0
[ 31.490597] Call Trace:
[ 31.490601] iwl_mvm_mac_stop+0xed/0x110 [iwlmvm]
[ 31.490616] drv_stop+0x39/0x100 [mac80211]
[ 31.490625] ieee80211_stop_device+0x46/0x50 [mac80211]
[ 31.490632] ieee80211_do_stop+0x583/0x810 [mac80211]
[ 31.490639] ieee80211_stop+0x1a/0x20 [mac80211]
[ 31.490641] __dev_close_many+0xa5/0x120
[ 31.490641] dev_close_many+0x91/0x150
[ 31.490642] dev_close.part.0+0x4a/0x70
[ 31.490643] dev_close+0x18/0x20
[ 31.490649] cfg80211_shutdown_all_interfaces+0x77/0xd0 [cfg80211]
[ 31.490653] cfg80211_rfkill_sync_work+0x2b/0x40 [cfg80211]
[ 31.490655] process_one_work+0x1db/0x380
[ 31.490656] worker_thread+0x4d/0x400
[ 31.490657] kthread+0x104/0x140
[ 31.490658] ? process_one_work+0x380/0x380
[ 31.490659] ? kthread_park+0x80/0x80
[ 31.490660] ret_from_fork+0x1f/0x40
[ 31.490661] ---[ end trace 78f4dd0c5ace42be ]---
[ 34.559852] e1000e: enp0s31f6 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: Rx/Tx


The wifi seems to work fine, so do it is not a blocker, but probably some kind of race in shutdown the wifi when plugged in the lenovo dock station

ProblemType: Bug
DistroRelease: Ubuntu 19.10
Package: linux-image-generic 5.3.0.29.33
ProcVersionSignature: Ubuntu 5.3.0-29.31-generic 5.3.13
Uname: Linux 5.3.0-29-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu8.2
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: dleite 10916 F.... pulseaudio
dleite 11331 F.... gkrellm
/dev/snd/controlC0: dleite 10916 F.... pulseaudio
dleite 11331 F.... gkrellm
Date: Mon Feb 17 14:31:30 2020
InstallationDate: Installed on 2019-11-08 (101 days ago)
InstallationMedia: Ubuntu 18.04.3 LTS "Bionic Beaver" - Release amd64 (20190805)
MachineType: LENOVO 20N3S1HU00
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.3.0-29-generic root=/dev/mapper/jumiavg-root ro quiet splash module_blacklist=nouveau vt.handoff=7
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions:
linux-restricted-modules-5.3.0-29-generic N/A
linux-backports-modules-5.3.0-29-generic N/A
linux-firmware 1.183.3
SourcePackage: linux
UpgradeStatus: Upgraded to eoan on 2019-12-13 (66 days ago)
dmi.bios.date: 10/17/2019
dmi.bios.vendor: LENOVO
dmi.bios.version: N2IET77W (1.55 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20N3S1HU00
dmi.board.vendor: LENOVO
dmi.board.version: Not Defined
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.modalias: dmi:bvnLENOVO:bvrN2IET77W(1.55):bd10/17/2019:svnLENOVO:pn20N3S1HU00:pvrThinkPadT490:rvnLENOVO:rn20N3S1HU00:rvrNotDefined:cvnLENOVO:ct10:cvrNone:
dmi.product.family: ThinkPad T490
dmi.product.name: 20N3S1HU00
dmi.product.sku: LENOVO_MT_20N3_BU_Think_FM_ThinkPad T490
dmi.product.version: ThinkPad T490
dmi.sys.vendor: LENOVO

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