The related cups bug should be https://www.cups.org/str.php?L4521+P-1+S-2+C0+I0+E0+Q
Anyway i'm having the same issue, i attach my apport log. ** Attachment added: "apport.cups.fh_8t_4d.apport" https://bugs.launchpad.net/ubuntu/+source/cups/+bug/1428046/+attachment/4390688/+files/apport.cups.fh_8t_4d.apport ** Changed in: cups (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to cups in Ubuntu. https://bugs.launchpad.net/bugs/1428046 Title: switch on the printer makes cupsd use 100% cpu Status in CUPS - Common Unix Printing System: New Status in cups package in Ubuntu: Confirmed Bug description: switch on the printer makes cupsd -f use 100% cpu ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: cups 2.0.2-1ubuntu3 ProcVersionSignature: Ubuntu 3.19.0-7.7-generic 3.19.0 Uname: Linux 3.19.0-7-generic x86_64 ApportVersion: 2.16.2-0ubuntu1 Architecture: amd64 CupsErrorLog: CurrentDesktop: GNOME Date: Wed Mar 4 10:17:23 2015 InstallationDate: Installed on 2015-03-03 (0 days ago) InstallationMedia: Ubuntu-GNOME 15.04 "Vivid Vervet" - Alpha amd64 (20150224) Lpstat: device for Deskjet-F4200: usb://HP/Deskjet%20F4200%20series?serial=CN8722C0N405BR&interface=1 MachineType: Acer Extensa 5220 Papersize: a4 PccardctlIdent: Socket 0: no product info available PccardctlStatus: Socket 0: no card PpdFiles: Error: command ['fgrep', '-H', '*NickName', '/etc/cups/ppd/Deskjet-F4200.ppd'] failed with exit code 2: grep: /etc/cups/ppd/Deskjet-F4200.ppd: Permission denied ProcEnviron: PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=de_DE.UTF-8 SHELL=/bin/bash ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-7-generic root=UUID=59aa0f7e-2009-4f6f-a012-c878b87efd02 ro quiet splash vt.handoff=7 SourcePackage: cups UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 07/03/2008 dmi.bios.vendor: Phoenix Technologies LTD dmi.bios.version: V1.35 dmi.board.name: Columbia dmi.board.vendor: Acer dmi.board.version: Rev dmi.chassis.asset.tag: None dmi.chassis.type: 10 dmi.chassis.vendor: Acer dmi.chassis.version: N/A dmi.modalias: dmi:bvnPhoenixTechnologiesLTD:bvrV1.35:bd07/03/2008:svnAcer:pnExtensa5220:pvr0100:rvnAcer:rnColumbia:rvrRev:cvnAcer:ct10:cvrN/A: dmi.product.name: Extensa 5220 dmi.product.version: 0100 dmi.sys.vendor: Acer To manage notifications about this bug go to: https://bugs.launchpad.net/cups/+bug/1428046/+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