apport information ** Attachment added: "AlsaInfo.txt" https://bugs.launchpad.net/bugs/1825678/+attachment/5278737/+files/AlsaInfo.txt
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-firmware in Ubuntu. https://bugs.launchpad.net/bugs/1825678 Title: Intel wifi fails to resume after suspend Status in linux package in Ubuntu: Incomplete Status in linux-firmware package in Ubuntu: Confirmed Status in linux-hwe package in Ubuntu: New Bug description: Yesterday my WiFi card(Intel Wireless 3165) didn't show up on resuming the laptop from a suspend state. I rebooted a few times and found that the situation hadn't changed. Rebooting and choosing older kernels didn't help. I ran lspci and discovered my WiFi card was missing in the output. I shut down the laptop assuming my WiFi card suffered a hardware failure. In the evening, after starting up from a full shutdown, the WiFi card worked again. Today, the situation happened again, but I approached the debugging more methodically. I looked at nmcli and found it still saw my wifi card but found it unavailable. lspci could still see the Wifi card in the last position. I analyzed dmesg output and discovered an iwlwifi crash(the relevant part of dmesg is provided in wifi_dmesg.txt attachment). Then, I rebooted the laptop. This didn't fix the issue and from a quick look at lspci, the wifi card was missing again. So I repeated the procedure that worked the previous day - full shutdown, wait 10 seconds, then start up. This restored my WiFi card to a working state and allowed me to file this bug report. I will be happy to provide any further information that could read to fixing this issue. Additional information: 1. lsb_release -rd Description: Peppermint 8 Eight Release: 8 Yes, that's technically not Ubuntu. However, Peppermint does not modify Ubuntu's kernel, and Peppermint 8 is based on Ubuntu 16.04 Xenial Xerus. 2. apt-cache policy linux-firmware linux-firmware: Installed: 1.157.21 Candidate: 1.157.21 Version table: *** 1.157.21 500 500 http://pl.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages 500 http://pl.archive.ubuntu.com/ubuntu xenial-updates/main i386 Packages 500 http://security.ubuntu.com/ubuntu xenial-security/main amd64 Packages 500 http://security.ubuntu.com/ubuntu xenial-security/main i386 Packages 100 /var/lib/dpkg/status 1.157 500 500 http://pl.archive.ubuntu.com/ubuntu xenial/main amd64 Packages 500 http://pl.archive.ubuntu.com/ubuntu xenial/main i386 Packages 3. I expected suspend and resume to work like they did for the last two years 4. iwlwifi crashed and dumped its registers. 5. Inxi, in case it's useful(many other bug reporting websites ask for it): inxi -Fz System: Host: PiDell Kernel: 4.15.0-47-generic x86_64 (64 bit) Desktop: N/A Distro: Peppermint Eight Machine: System: Dell (portable) product: Inspiron 15 7000 Gaming Mobo: Dell model: 065C71 v: A00 Bios: Dell v: 1.7.0 date: 05/08/2018 CPU: Quad core Intel Core i7-7700HQ (-HT-MCP-) cache: 6144 KB clock speeds: max: 3800 MHz 1: 800 MHz 2: 800 MHz 3: 800 MHz 4: 800 MHz 5: 800 MHz 6: 800 MHz 7: 800 MHz 8: 800 MHz Graphics: Card-1: Intel Device 591b Card-2: NVIDIA GP107M [GeForce GTX 1050 Ti Mobile] Display Server: X.Org 1.19.6 driver: nvidia Resolution: 1920x1080@60.00hz GLX Renderer: GeForce GTX 1050 Ti/PCIe/SSE2 GLX Version: 4.6.0 NVIDIA 396.54 Audio: Card Intel CM238 HD Audio Controller driver: snd_hda_intel Sound: Advanced Linux Sound Architecture v: k4.15.0-47-generic Network: Card-1: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller driver: r8169 IF: enp2s0 state: down mac: <filter> Card-2: Intel Wireless 3165 driver: iwlwifi IF: wlp3s0 state: up mac: <filter> Drives: HDD Total Size: 1256.3GB (27.6% used) ID-1: /dev/sda model: Micron_1100_SATA size: 256.1GB ID-2: /dev/sdb model: TOSHIBA_MQ01ABD1 size: 1000.2GB Partition: ID-1: / size: 46G used: 38G (87%) fs: ext4 dev: /dev/sdb3 RAID: No RAID devices: /proc/mdstat, md_mod kernel module present Sensors: System Temperatures: cpu: 51.0C mobo: N/A gpu: 48C Fan Speeds (in rpm): cpu: N/A Info: Processes: 258 Uptime: 51 min Memory: 2152.2/15906.5MB Client: Shell (bash) inxi: 2.2.35 --- ApportVersion: 2.20.1-0ubuntu2.18 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: pshem 1905 F.... pulseaudio CurrentDesktop: LXDE Dependencies: DistroRelease: Peppermint 8 HibernationDevice: RESUME=UUID=7681b134-71c7-448a-b097-0639f3c9dcea InstallationDate: Installed on 2017-08-09 (621 days ago) InstallationMedia: Peppermint 8 "Eight" - Release amd64 (20170527) Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 056: ID 8087:0a2a Intel Corp. Bus 001 Device 055: ID 17ef:603b Lenovo Bus 001 Device 004: ID 0bda:568a Realtek Semiconductor Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: Dell Inc. Inspiron 15 7000 Gaming NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia Package: linux-firmware 1.157.21 [origin: Ubuntu] PackageArchitecture: all ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-47-generic root=UUID=8b5bde92-e099-4fb4-990f-97dce1332ce1 ro quiet splash vt.handoff=7 ProcVersionSignature: Ubuntu 4.15.0-47.50~16.04.1-generic 4.15.18 RelatedPackageVersions: linux-restricted-modules-4.15.0-47-generic N/A linux-backports-modules-4.15.0-47-generic N/A linux-firmware 1.157.21 Tags: xenial xenial third-party-packages Uname: Linux 4.15.0-47-generic x86_64 UnreportableReason: This is not an official Peppermint package. Please remove any third party package and try again. UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip input lpadmin plugdev sambashare sudo _MarkForUpload: True dmi.bios.date: 05/08/2018 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.7.0 dmi.board.name: 065C71 dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 10 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr1.7.0:bd05/08/2018:svnDellInc.:pnInspiron157000Gaming:pvr:rvnDellInc.:rn065C71:rvrA00:cvnDellInc.:ct10:cvr: dmi.product.family: Inspiron dmi.product.name: Inspiron 15 7000 Gaming dmi.sys.vendor: Dell Inc. --- ProblemType: Bug ApportVersion: 2.20.10-0ubuntu27.1 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: pshem 1473 F.... pulseaudio /dev/snd/pcmC0D0p: pshem 1473 F...m pulseaudio CurrentDesktop: KDE Dependencies: DistroRelease: Ubuntu 19.04 InstallationDate: Installed on 2019-06-15 (38 days ago) InstallationMedia: Kubuntu 19.04 "Disco Dingo" - Release amd64 (20190416) MachineType: Dell Inc. Inspiron 15 7000 Gaming NonfreeKernelModules: nvidia_modeset nvidia Package: linux-hwe PackageArchitecture: all ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.0.0-20-generic root=UUID=d9d00c26-bb51-4f6b-81db-23968b5815e0 ro quiet splash vt.handoff=1 ProcVersionSignature: Ubuntu 5.0.0-20.21-generic 5.0.8 RelatedPackageVersions: linux-restricted-modules-5.0.0-20-generic N/A linux-backports-modules-5.0.0-20-generic N/A linux-firmware 1.178.3 Tags: disco Uname: Linux 5.0.0-20-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo _MarkForUpload: True dmi.bios.date: 08/15/2018 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.8.1 dmi.board.name: 065C71 dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 10 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr1.8.1:bd08/15/2018:svnDellInc.:pnInspiron157000Gaming:pvr:rvnDellInc.:rn065C71:rvrA00:cvnDellInc.:ct10:cvr: dmi.product.family: Inspiron dmi.product.name: Inspiron 15 7000 Gaming dmi.product.sku: 0798 dmi.sys.vendor: Dell Inc. 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