[Bug 1893674] [NEW] Firefox black screen blinking on kindle cloud reader

Mon Aug 31 16:18:42 UTC 2020

Public bug reported:

Open kindle cloud reader, instead my book i see a blinking black screen as in attachment.
The problem does not happen on same PC, different partition running Ubuntu 20.10 at same maintenance level but installed from an older ISO

corrado at corrado-n3-gg-0826:~$ inxi -Fx
System:    Host: corrado-n3-gg-0826 Kernel: 5.4.0-42-generic x86_64 bits: 64 compiler: gcc v: 9.3.0 Desktop: N/A 
           Distro: Ubuntu 20.10 (Groovy Gorilla) 
Machine:   Type: Laptop System: Dell product: Inspiron 3793 v: N/A serial: <superuser/root required> 
           Mobo: Dell model: 0C1PF2 v: A00 serial: <superuser/root required> UEFI: Dell v: 1.5.0 date: 12/17/2019 
Battery:   ID-1: BAT0 charge: 34.3 Wh condition: 37.1/42.0 Wh (88%) model: SWD-ATL3.618 DELL WJPC403 
           status: Discharging 
CPU:       Info: Quad Core model: Intel Core i5-1035G1 bits: 64 type: MT MCP arch: Ice Lake rev: 5 L2 cache: 6144 KiB 
           flags: avx avx2 lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx bogomips: 19046 
           Speed: 2545 MHz min/max: 400/3600 MHz Core speeds (MHz): 1: 2819 2: 1115 3: 1142 4: 2527 5: 2577 6: 2706 
           7: 2036 8: 2047 
Graphics:  Device-1: Intel Iris Plus Graphics G1 vendor: Dell driver: i915 v: kernel bus ID: 00:02.0 
           Device-2: Realtek Integrated_Webcam_HD type: USB driver: uvcvideo bus ID: 1-6:3 
           Display: x11 server: X.Org 1.20.8 driver: modesetting unloaded: fbdev,vesa resolution: 1920x1080~60Hz 
           OpenGL: renderer: Mesa Intel UHD Graphics (ICL GT1) v: 4.6 Mesa 20.1.5 direct render: Yes 
Audio:     Device-1: Intel Smart Sound Audio vendor: Dell driver: snd_hda_intel v: kernel bus ID: 00:1f.3 
           Sound Server: ALSA v: k5.4.0-42-generic 
Network:   Device-1: Realtek RTL810xE PCI Express Fast Ethernet vendor: Dell driver: r8169 v: kernel port: 3000 
           bus ID: 01:00.0 
           IF: enp1s0 state: down mac: 98:e7:43:59:19:19 
           Device-2: Qualcomm Atheros QCA9377 802.11ac Wireless Network Adapter vendor: Dell driver: ath10k_pci 
           v: kernel port: 3000 bus ID: 02:00.0 
           IF: wlp2s0 state: up mac: d8:12:65:b8:21:b9 
           Device-3: Qualcomm Atheros type: USB driver: btusb bus ID: 1-10:4 
Drives:    Local Storage: total: 476.94 GiB used: 8.54 GiB (1.8%) 
           ID-1: /dev/nvme0n1 vendor: Toshiba model: KBG40ZNS512G NVMe KIOXIA 512GB size: 476.94 GiB 
Partition: ID-1: / size: 31.25 GiB used: 8.49 GiB (27.2%) fs: ext4 dev: /dev/nvme0n1p3 
Swap:      ID-1: swap-1 type: partition size: 8.00 GiB used: 0 KiB (0.0%) dev: /dev/nvme0n1p2 
Sensors:   System Temperatures: cpu: 57.0 C mobo: N/A 
           Fan Speeds (RPM): cpu: 0 
Info:      Processes: 234 Uptime: 26m Memory: 7.55 GiB used: 1.49 GiB (19.7%) Init: systemd runlevel: 5 Compilers: 
           gcc: N/A Packages: 1810 Shell: Bash v: 5.0.17 inxi: 3.1.06 
corrado at corrado-n3-gg-0826:~$ apt policy firefox
firefox:
  Installed: 78.0.1+build1-0ubuntu1
  Candidate: 78.0.1+build1-0ubuntu1
  Version table:
 *** 78.0.1+build1-0ubuntu1 500
        500 http://archive.ubuntu.com/ubuntu groovy/main amd64 Packages
        100 /var/lib/dpkg/status
corrado at corrado-n3-gg-0826:~$

ProblemType: Bug
DistroRelease: Ubuntu 20.10
Package: firefox 78.0.1+build1-0ubuntu1
ProcVersionSignature: Ubuntu 5.4.0-42.46-generic 5.4.44
Uname: Linux 5.4.0-42-generic x86_64
AddonCompatCheckDisabled: False
ApportVersion: 2.20.11-0ubuntu45
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  corrado    1339 F.... pulseaudio
BuildID: 20200630195452
CasperMD5CheckResult: skip
Channel: Unavailable
CurrentDesktop: ubuntu:GNOME
Date: Mon Aug 31 18:09:08 2020
DefaultProfileExtensions: extensions.sqlite corrupt or missing
DefaultProfileIncompatibleExtensions: Unavailable (corrupt or non-existant compatibility.ini or extensions.sqlite)
DefaultProfileLocales: extensions.sqlite corrupt or missing
DefaultProfilePrefErrors: Unexpected character ',' before close parenthesis @ /usr/lib/firefox/omni.ja:greprefs.js:730
DefaultProfileThemes: extensions.sqlite corrupt or missing
ForcedLayersAccel: False
InstallationDate: Installed on 2020-08-28 (3 days ago)
InstallationMedia: Ubuntu 20.10 "Groovy Gorilla" - Alpha amd64 (20200826)
IpRoute:
 default via 192.168.43.1 dev wlp2s0 proto dhcp metric 600 
 169.254.0.0/16 dev wlp2s0 scope link metric 1000 
 192.168.43.0/24 dev wlp2s0 proto kernel scope link src 192.168.43.222 metric 600
Profile0Extensions: extensions.sqlite corrupt or missing
Profile0IncompatibleExtensions: Unavailable (corrupt or non-existant compatibility.ini or extensions.sqlite)
Profile0Locales: extensions.sqlite corrupt or missing
Profile0PrefErrors: Unexpected character ',' before close parenthesis @ /usr/lib/firefox/omni.ja:greprefs.js:730
Profile0PrefSources: prefs.js
Profile0Themes: extensions.sqlite corrupt or missing
Profiles:
 Profile1 (Default) - LastVersion=None/None (Out of date)
 Profile0 - LastVersion=78.0.1/20200630195452 (In use)
RunningIncompatibleAddons: False
SourcePackage: firefox
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 12/17/2019
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.5.0
dmi.board.name: 0C1PF2
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 10
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvr1.5.0:bd12/17/2019:svnDellInc.:pnInspiron3793:pvr:rvnDellInc.:rn0C1PF2:rvrA00:cvnDellInc.:ct10:cvr:
dmi.product.family: Inspiron
dmi.product.name: Inspiron 3793
dmi.product.sku: 097A
dmi.sys.vendor: Dell Inc.

** Affects: firefox (Ubuntu)
     Importance: Undecided
         Status: New

** Tags: amd64 apport-bug groovy

** Attachment added: "screencast from firefox"
   https://bugs.launchpad.net/bugs/1893674/+attachment/5406166/+files/Screencast%202020-08-31%2015%3A31%3A01.mp4

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Title:
  Firefox black screen blinking on kindle cloud reader

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