Just installed 20.10 and WiFi crashed in a few hours. sudo dmesg --follow --human
[Dec 5 14:37] device-mapper: table: 253:2: linear: Device lookup failed [ +0.000003] device-mapper: ioctl: error adding target to table [Dec 5 14:38] ath10k_pci 0000:02:00.0: firmware crashed! (guid a21dbcfc-380d-40b9-8d18-2ab61792e770) [ +0.000020] ath10k_pci 0000:02:00.0: qca6174 hw3.2 target 0x05030000 chip_id 0x00340aff sub 1a56:143a [ +0.000006] ath10k_pci 0000:02:00.0: kconfig debug 0 debugfs 1 tracing 1 dfs 0 testmode 0 [ +0.002174] ath10k_pci 0000:02:00.0: firmware ver WLAN.RM.4.4.1-00140-QCARMSWPZ-1 api 6 features wowlan,ignore-otp,mfp crc32 29eb8ca1 [ +0.001569] ath10k_pci 0000:02:00.0: board_file api 2 bmi_id N/A crc32 4ac0889b [ +0.000007] ath10k_pci 0000:02:00.0: htt-ver 3.60 wmi-op 4 htt-op 3 cal otp max-sta 32 raw 0 hwcrypto 1 [ +0.000149] ath10k_pci 0000:02:00.0: firmware register dump: [ +0.000009] ath10k_pci 0000:02:00.0: [00]: 0x05030000 0x000015B3 0x009E2680 0x00955B31 [ +0.000006] ath10k_pci 0000:02:00.0: [04]: 0x009E2680 0x00060330 0x00000005 0x000000FF [ +0.000005] ath10k_pci 0000:02:00.0: [08]: 0x0040A054 0x00000000 0x00000010 0x00429BE0 [ +0.000005] ath10k_pci 0000:02:00.0: [12]: 0x00000009 0x00000000 0x00952F6C 0x00952F77 [ +0.000005] ath10k_pci 0000:02:00.0: [16]: 0x00952CC4 0x00910712 0x00000000 0x0091080D [ +0.000005] ath10k_pci 0000:02:00.0: [20]: 0x409E2680 0x0040E928 0x00000001 0x0049C444 [ +0.000005] ath10k_pci 0000:02:00.0: [24]: 0x809DDCEE 0x0040E988 0x0040E998 0xC09E2680 [ +0.000005] ath10k_pci 0000:02:00.0: [28]: 0x809E6F21 0x0040E9B8 0x0040A054 0x00000001 [ +0.000005] ath10k_pci 0000:02:00.0: [32]: 0x809F5C2D 0x0040E9E8 0x000003E8 0x00499EA8 [ +0.000005] ath10k_pci 0000:02:00.0: [36]: 0x809143A7 0x0040EA68 0x00499EB4 0x00429FC0 [ +0.000004] ath10k_pci 0000:02:00.0: [40]: 0x809F3A57 0x0040EA88 0x00411770 0x004117E0 [ +0.000005] ath10k_pci 0000:02:00.0: [44]: 0x809F37B2 0x0040EAA8 0x00000000 0x00000000 [ +0.000006] ath10k_pci 0000:02:00.0: [48]: 0x80911210 0x0040EAC8 0x00000008 0x00404130 [ +0.000009] ath10k_pci 0000:02:00.0: [52]: 0x80911154 0x0040EB28 0x00400000 0x00000000 [ +0.000005] ath10k_pci 0000:02:00.0: [56]: 0x8091122D 0x0040EB48 0x00000000 0x00400600 [ +0.000005] ath10k_pci 0000:02:00.0: Copy Engine register dump: [ +0.000015] ath10k_pci 0000:02:00.0: [00]: 0x00034400 11 11 3 3 [ +0.000013] ath10k_pci 0000:02:00.0: [01]: 0x00034800 22 22 67 68 [ +0.000013] ath10k_pci 0000:02:00.0: [02]: 0x00034c00 27 27 26 27 [ +0.000013] ath10k_pci 0000:02:00.0: [03]: 0x00035000 13 13 15 13 [ +0.000013] ath10k_pci 0000:02:00.0: [04]: 0x00035400 805 805 205 148 [ +0.000013] ath10k_pci 0000:02:00.0: [05]: 0x00035800 0 0 64 0 [ +0.000013] ath10k_pci 0000:02:00.0: [06]: 0x00035c00 1 1 12 12 [ +0.000013] ath10k_pci 0000:02:00.0: [07]: 0x00036000 0 0 0 0 [ +0.095814] ieee80211 phy0: Hardware restart was requested [ +0.310986] ath10k_pci 0000:02:00.0: device successfully recovered Despite the last message, WiFi didn't recover. I had to toggle it in Settings in order to get back online. -- 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/1807974 Title: Qualcomm Atheros QCA617 [168c:003e] Subsystem [1a56:143a] Wireless regularly breaking (ath10k firmware crashed!) after upgrade to Cosmic on Dell XPS 13 9370 Status in linux package in Ubuntu: Confirmed Bug description: I have a Dell XPS 13 9370 developer edition (Ubuntu version) running Cosmic. A handful of times per day, my wireless stops working ("?" appears in the icon in Network Manager). Turning wireless off and then on again, or suspending and waking the machine up, makes the wireless work again. dmesg output is as follows: $ dmesg | grep ath10k [ 6646.268929] ath10k_pci 0000:02:00.0: firmware crashed! (guid 6317c652-4817-4fdd-b6d7-c7b8336e493f) [ 6646.268982] ath10k_pci 0000:02:00.0: qca6174 hw3.2 target 0x05030000 chip_id 0x00340aff sub 1a56:143a [ 6646.268990] ath10k_pci 0000:02:00.0: kconfig debug 0 debugfs 1 tracing 1 dfs 0 testmode 0 [ 6646.270369] ath10k_pci 0000:02:00.0: firmware ver WLAN.RM.4.4.1-00079-QCARMSWPZ-1 api 6 features wowlan,ignore-otp crc32 fd869beb [ 6646.271379] ath10k_pci 0000:02:00.0: board_file api 2 bmi_id N/A crc32 20d869c3 [ 6646.271393] ath10k_pci 0000:02:00.0: htt-ver 3.47 wmi-op 4 htt-op 3 cal otp max-sta 32 raw 0 hwcrypto 1 [ 6646.283333] ath10k_pci 0000:02:00.0: failed to get memcpy hi address for firmware address 4: -16 [ 6646.283336] ath10k_pci 0000:02:00.0: failed to read firmware dump area: -16 [ 6646.283339] ath10k_pci 0000:02:00.0: Copy Engine register dump: [ 6646.283348] ath10k_pci 0000:02:00.0: [00]: 0x00034400 14 14 3 3 [ 6646.283357] ath10k_pci 0000:02:00.0: [01]: 0x00034800 29 29 106 107 [ 6646.283365] ath10k_pci 0000:02:00.0: [02]: 0x00034c00 20 19 18 19 [ 6646.283374] ath10k_pci 0000:02:00.0: [03]: 0x00035000 8 8 10 8 [ 6646.283386] ath10k_pci 0000:02:00.0: [04]: 0x00035400 2763 2763 167 103 [ 6646.283394] ath10k_pci 0000:02:00.0: [05]: 0x00035800 0 0 64 0 [ 6646.283402] ath10k_pci 0000:02:00.0: [06]: 0x00035c00 0 0 6 6 [ 6646.283412] ath10k_pci 0000:02:00.0: [07]: 0x00036000 0 1 0 1 [ 6646.301351] ath10k_pci 0000:02:00.0: failed to read hi_board_data address: -28 [ 6647.126841] ath10k_pci 0000:02:00.0: Unknown eventid: 118809 [ 6647.129850] ath10k_pci 0000:02:00.0: Unknown eventid: 90118 [ 6647.239340] ath10k_pci 0000:02:00.0: device successfully recovered [17641.847345] ath10k_pci 0000:02:00.0: firmware crashed! (guid 03393f2f-0ce1-4017-b711-40dd14f2ec11) [17641.847363] ath10k_pci 0000:02:00.0: qca6174 hw3.2 target 0x05030000 chip_id 0x00340aff sub 1a56:143a [17641.847367] ath10k_pci 0000:02:00.0: kconfig debug 0 debugfs 1 tracing 1 dfs 0 testmode 0 [17641.848065] ath10k_pci 0000:02:00.0: firmware ver WLAN.RM.4.4.1-00079-QCARMSWPZ-1 api 6 features wowlan,ignore-otp crc32 fd869beb [17641.848585] ath10k_pci 0000:02:00.0: board_file api 2 bmi_id N/A crc32 20d869c3 [17641.848593] ath10k_pci 0000:02:00.0: htt-ver 3.47 wmi-op 4 htt-op 3 cal otp max-sta 32 raw 0 hwcrypto 1 [17641.860559] ath10k_pci 0000:02:00.0: failed to get memcpy hi address for firmware address 4: -16 [17641.860587] ath10k_pci 0000:02:00.0: failed to read firmware dump area: -16 [17641.860595] ath10k_pci 0000:02:00.0: Copy Engine register dump: [17641.860611] ath10k_pci 0000:02:00.0: [00]: 0x00034400 14 14 3 3 [17641.860624] ath10k_pci 0000:02:00.0: [01]: 0x00034800 6 6 243 244 [17641.860639] ath10k_pci 0000:02:00.0: [02]: 0x00034c00 53 52 51 52 [17641.860656] ath10k_pci 0000:02:00.0: [03]: 0x00035000 5 5 7 5 [17641.860669] ath10k_pci 0000:02:00.0: [04]: 0x00035400 1231 1231 169 105 [17641.860681] ath10k_pci 0000:02:00.0: [05]: 0x00035800 0 0 64 0 [17641.860693] ath10k_pci 0000:02:00.0: [06]: 0x00035c00 0 0 30 30 [17641.860706] ath10k_pci 0000:02:00.0: [07]: 0x00036000 0 1 0 1 [17641.890915] ath10k_pci 0000:02:00.0: failed to read hi_board_data address: -28 [17642.714052] ath10k_pci 0000:02:00.0: Unknown eventid: 118809 [17642.717154] ath10k_pci 0000:02:00.0: Unknown eventid: 90118 [17642.835601] ath10k_pci 0000:02:00.0: device successfully recovered [17894.571696] ath10k_pci 0000:02:00.0: Unknown eventid: 118809 [17894.574764] ath10k_pci 0000:02:00.0: Unknown eventid: 90118 I do not recall having any wireless issues before I upgraded (when this machine was running Bionic). Bug #1730331 - ath10k_pci: firmware crashed! Bug #1627474 - ath10k_pci 0000:03:00.0: firmware crashed! (uuid n/a) [16.10] could be related, but appear to be related to earlier releases, whereas my issue has appeared/become much worse on Cosmic. ProblemType: Bug DistroRelease: Ubuntu 18.10 Package: linux-image-4.18.0-11-generic 4.18.0-11.12 ProcVersionSignature: Ubuntu 4.18.0-11.12-generic 4.18.12 Uname: Linux 4.18.0-11-generic x86_64 NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair ApportVersion: 2.20.10-0ubuntu13.1 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: aaron-work 3476 F.... pulseaudio CurrentDesktop: ubuntu:GNOME Date: Tue Dec 11 14:21:44 2018 EcryptfsInUse: Yes HibernationDevice: RESUME=/dev/ubuntu-vg/swap_1 InstallationDate: Installed on 2018-09-04 (98 days ago) InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725) Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 003: ID 0489:e0a2 Foxconn / Hon Hai Bus 001 Device 002: ID 0bda:58f4 Realtek Semiconductor Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: Dell Inc. XPS 13 9370 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.18.0-11-generic root=/dev/mapper/ubuntu--vg-root ro quiet splash resume=/dev/mapper/ubuntu-vg-swap_1 vt.handoff=1 RelatedPackageVersions: linux-restricted-modules-4.18.0-11-generic N/A linux-backports-modules-4.18.0-11-generic N/A linux-firmware 1.175.1 SourcePackage: linux UpgradeStatus: Upgraded to cosmic on 2018-10-26 (45 days ago) WifiSyslog: dmi.bios.date: 08/09/2018 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.5.1 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.:bvr1.5.1:bd08/09/2018: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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