I have this problem a lot with https://feedly.com, but I can't mention any specific page from my RSS feed.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to firefox in Ubuntu. https://bugs.launchpad.net/bugs/1983010 Title: Sandbox: attempt to open unexpected file /sys/devices/system/cpu/cpu0/cache/index2/size Status in Mozilla Firefox: New Status in firefox package in Ubuntu: Confirmed Bug description: I use Firefox Beta and launch it from the terminal. While watching Netflix on Firefox, I get the following messages on my terminal: Sandbox: attempt to open unexpected file /sys/devices/system/cpu/cpu0/cache/index2/size Sandbox: attempt to open unexpected file /sys/devices/system/cpu/cpu0/cache/index3/size Sandbox: attempt to open unexpected file /sys/devices/system/cpu/present Sandbox: attempt to open unexpected file /sys/devices/system/cpu Sandbox: Unexpected EOF, op 0 flags 00 path /proc/cpuinfo ProblemType: Bug DistroRelease: Ubuntu 22.04 Package: firefox (not installed) ProcVersionSignature: Ubuntu 5.15.0-41.44-generic 5.15.39 Uname: Linux 5.15.0-41-generic x86_64 ApportVersion: 2.20.11-0ubuntu82.1 Architecture: amd64 CasperMD5CheckResult: pass CurrentDesktop: KDE Date: Thu Jul 28 15:01:35 2022 InstallationDate: Installed on 2022-06-21 (36 days ago) InstallationMedia: Ubuntu 22.04 LTS "Jammy Jellyfish" - Release amd64 (20220419) SourcePackage: firefox UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/firefox/+bug/1983010/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp