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Title: Qualcomm Atheros QCA6174 [168c:003e] Subsystem: Killer 1435 Wireless- AC [1a56:143a]: Disabling wifi causes kernel warning in __sta_info_destroy_part2 Status in OEM Priority Project: New Status in linux package in Ubuntu: Confirmed Bug description: I have multiple issues with wifi on my Dell XPS 9380. This error was triggered when I tried to disable my wifi. [ 3634.322471] ------------[ cut here ]------------ [ 3634.322524] WARNING: CPU: 3 PID: 1188 at net/mac80211/sta_info.c:1057 __sta_info_destroy_part2+0x14e/0x160 [mac80211] [ 3634.322525] Modules linked in: rfcomm vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) ccm typec_displayport cmac algif_hash algif_skcipher af_alg bnep binfmt_misc nls_iso8859_1 mei_hdcp intel_rapl_msr snd_hda_codec_hdmi dell_laptop snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_intel snd_intel_nhlt snd_hda_codec snd_hda_core snd_usb_audio ath10k_pci x86_pkg_temp_thermal snd_usbmidi_lib snd_seq_midi snd_hwdep snd_seq_midi_event ath10k_core intel_powerclamp coretemp cdc_ether snd_rawmidi usbnet btusb kvm_intel r8152 ath btrtl mii btbcm kvm snd_seq uvcvideo videobuf2_vmalloc btintel videobuf2_memops intel_cstate videobuf2_v4l2 joydev snd_seq_device snd_pcm dell_wmi intel_rapl_perf videobuf2_common bluetooth mac80211 dell_smbios videodev snd_timer dcdbas mc input_leds ecdh_generic ecc wmi_bmof snd dell_wmi_descriptor serio_raw intel_wmi_thunderbolt cfg80211 soundcore rtsx_pci_ms libarc4 memstick hid_multitouch processor_thermal_device ucsi_acpi typec_ucsi mei_me intel_rapl_common [ 3634.322564] intel_xhci_usb_role_switch mei typec intel_soc_dts_iosf intel_pch_thermal roles int3403_thermal int340x_thermal_zone int3400_thermal mac_hid acpi_pad intel_hid acpi_thermal_rel sparse_keymap sch_fq_codel parport_pc ppdev lp parport ip_tables x_tables autofs4 mmc_block dm_crypt usbhid hid_generic crct10dif_pclmul crc32_pclmul rtsx_pci_sdmmc i915 ghash_clmulni_intel aesni_intel crypto_simd cryptd i2c_algo_bit glue_helper drm_kms_helper psmouse syscopyarea sysfillrect nvme sysimgblt i2c_i801 fb_sys_fops nvme_core drm intel_lpss_pci rtsx_pci intel_lpss idma64 i2c_hid virt_dma wmi hid pinctrl_sunrisepoint video pinctrl_intel [ 3634.322599] CPU: 3 PID: 1188 Comm: NetworkManager Tainted: G OE 5.4.0-21-generic #25-Ubuntu [ 3634.322600] Hardware name: Dell Inc. XPS 13 9370/0F6P3V, BIOS 1.12.1 12/11/2019 [ 3634.322633] RIP: 0010:__sta_info_destroy_part2+0x14e/0x160 [mac80211] [ 3634.322635] Code: 24 0c 01 00 00 00 0f 84 52 ff ff ff 45 31 c0 b9 01 00 00 00 4c 89 e2 48 89 de 4c 89 ef e8 0a a6 ff ff 85 c0 0f 84 34 ff ff ff <0f> 0b e9 2d ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 [ 3634.322636] RSP: 0018:ffffa70c009c3918 EFLAGS: 00010282 [ 3634.322638] RAX: 00000000ffffff94 RBX: ffff9006104cc8c0 RCX: 0000000000000000 [ 3634.322640] RDX: ffff90061ba3c740 RSI: 0000000000000000 RDI: ffff900613a62f48 [ 3634.322641] RBP: ffffa70c009c3938 R08: ffff90061e4d78c8 R09: 0000000000000004 [ 3634.322642] R10: 0000000000000000 R11: 0000000000000000 R12: ffff900613f28000 [ 3634.322643] R13: ffff900613a607a0 R14: ffff9006104cc8c0 R15: ffff900613a60d68 [ 3634.322644] FS: 00007f596b396240(0000) GS:ffff90061e4c0000(0000) knlGS:0000000000000000 [ 3634.322645] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3634.322646] CR2: 00000db00945f000 CR3: 0000000494824005 CR4: 00000000003606e0 [ 3634.322647] Call Trace: [ 3634.322670] __sta_info_flush+0x128/0x180 [mac80211] [ 3634.322696] ieee80211_set_disassoc+0xc0/0x5f0 [mac80211] [ 3634.322719] ieee80211_mgd_deauth+0x104/0x490 [mac80211] [ 3634.322743] ieee80211_deauth+0x18/0x20 [mac80211] [ 3634.322782] cfg80211_mlme_deauth+0xb6/0x1e0 [cfg80211] [ 3634.322804] cfg80211_mlme_down+0x66/0x80 [cfg80211] [ 3634.322823] cfg80211_disconnect+0x127/0x1e0 [cfg80211] [ 3634.322827] ? _raw_spin_unlock_bh+0x1e/0x20 [ 3634.322845] __cfg80211_leave+0x133/0x1b0 [cfg80211] [ 3634.322862] cfg80211_leave+0x2c/0x40 [cfg80211] [ 3634.322879] cfg80211_netdev_notifier_call+0x1b2/0x590 [cfg80211] [ 3634.322902] ? ath10k_warn.cold+0x1a/0x1f [ath10k_core] [ 3634.322911] ? ath10k_config_ps+0x52/0x70 [ath10k_core] [ 3634.322913] ? rtnl_is_locked+0x15/0x20 [ 3634.322917] ? inetdev_event+0x47/0x560 [ 3634.322919] ? skb_dequeue+0x5a/0x70 [ 3634.322923] notifier_call_chain+0x55/0x80 [ 3634.322925] raw_notifier_call_chain+0x16/0x20 [ 3634.322927] call_netdevice_notifiers_info+0x2e/0x60 [ 3634.322929] __dev_close_many+0x63/0x120 [ 3634.322931] dev_close_many+0x91/0x150 [ 3634.322933] dev_close.part.0+0x4a/0x70 [ 3634.322936] dev_close+0x18/0x20 [ 3634.322955] cfg80211_shutdown_all_interfaces+0x77/0xd0 [cfg80211] [ 3634.322971] cfg80211_rfkill_set_block+0x26/0x30 [cfg80211] [ 3634.322974] rfkill_set_block+0x9b/0x150 [ 3634.322976] rfkill_fop_write+0x136/0x1e0 [ 3634.322979] __vfs_write+0x1b/0x40 [ 3634.322981] vfs_write+0xb9/0x1a0 [ 3634.322983] ksys_write+0xb1/0xe0 [ 3634.322985] __x64_sys_write+0x1a/0x20 [ 3634.322988] do_syscall_64+0x57/0x190 [ 3634.322991] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 3634.322993] RIP: 0033:0x7f596c8062cf [ 3634.322995] 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 [ 3634.322996] RSP: 002b:00007ffc165340c0 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 3634.322998] RAX: ffffffffffffffda RBX: 0000559d02bf45c5 RCX: 00007f596c8062cf [ 3634.322999] RDX: 0000000000000008 RSI: 00007ffc165340f8 RDI: 0000000000000020 [ 3634.323000] RBP: 0000000000000020 R08: 0000000000000000 R09: 0000000000000001 [ 3634.323001] R10: 0000000000000000 R11: 0000000000000293 R12: 0000559d03d01040 [ 3634.323002] R13: 0000000000000000 R14: 0000000000000000 R15: 0000559d03cf8820 [ 3634.323004] ---[ end trace 3dc4d97c4ae22dea ]--- ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: linux-image-5.4.0-21-generic 5.4.0-21.25 ProcVersionSignature: Ubuntu 5.4.0-21.25-generic 5.4.27 Uname: Linux 5.4.0-21-generic x86_64 ApportVersion: 2.20.11-0ubuntu26 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC1: nikolaj 1961 F.... pulseaudio /dev/snd/controlC0: nikolaj 1961 F.... pulseaudio CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME Date: Sun Apr 12 22:42:46 2020 InstallationDate: Installed on 2019-11-15 (149 days ago) InstallationMedia: Ubuntu 19.10 "Eoan Ermine" - Release amd64 (20191017) MachineType: Dell Inc. XPS 13 9370 ProcFB: 0 i915drmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.4.0-21-generic root=/dev/mapper/vgubuntu-root ro quiet splash mem_sleep_default=deep vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-5.4.0-21-generic N/A linux-backports-modules-5.4.0-21-generic N/A linux-firmware 1.187 SourcePackage: linux UpgradeStatus: Upgraded to focal on 2020-04-04 (8 days ago) dmi.bios.date: 12/11/2019 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.12.1 dmi.board.name: 0F6P3V dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 10 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr1.12.1:bd12/11/2019:svnDellInc.:pnXPS139370:pvr:rvnDellInc.:rn0F6P3V:rvrA00:cvnDellInc.:ct10:cvr: dmi.product.family: XPS dmi.product.name: XPS 13 9370 dmi.product.sku: 07E6 dmi.sys.vendor: Dell Inc. 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