Marco Trevisan, could you please provide the full computer model as noted on the sticker of your computer?
** Tags added: needs-upstream-testing regression-potential ** Tags added: needs-full-computer-model ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- 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/1170799 Title: BUG: soft lockup - CPU #3 stuck for 23s during halt Status in “linux” package in Ubuntu: Incomplete Bug description: The PC doesn't turn off, while on the console are shown (repeated) errors such the one on summary. ProblemType: Bug DistroRelease: Ubuntu 13.04 Package: linux-image-3.8.0-19-generic 3.8.0-19.29 ProcVersionSignature: Ubuntu 3.8.0-19.29-generic 3.8.8 Uname: Linux 3.8.0-19-generic x86_64 ApportVersion: 2.9.2-0ubuntu8 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: francy 1751 F.... pulseaudio Date: Fri Apr 19 20:58:04 2013 HibernationDevice: RESUME=UUID=842a2d0c-45aa-4120-a5fe-4ca3c0293575 InstallationDate: Installed on 2013-04-19 (0 days ago) InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Alpha amd64 (20130419) MachineType: SAMSUNG ELECTRONICS CO., LTD. 530U3C/530U4C/532U3C MarkForUpload: True ProcEnviron: TERM=xterm PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=it_IT.UTF-8 SHELL=/bin/bash ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.8.0-19-generic.efi.signed root=UUID=3644122a-47c6-4d5d-b4f3-60ed1238ed07 ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.8.0-19-generic N/A linux-backports-modules-3.8.0-19-generic N/A linux-firmware 1.106 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 11/15/2012 dmi.bios.vendor: Phoenix Technologies Ltd. dmi.bios.version: P05ABH dmi.board.asset.tag: Base Board Asset Tag dmi.board.name: NP530U3C-A08IT dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD. dmi.board.version: FAB1 dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 9 dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD. dmi.chassis.version: 0.1 dmi.modalias: dmi:bvnPhoenixTechnologiesLtd.:bvrP05ABH:bd11/15/2012:svnSAMSUNGELECTRONICSCO.,LTD.:pn530U3C/530U4C/532U3C:pvr0.1:rvnSAMSUNGELECTRONICSCO.,LTD.:rnNP530U3C-A08IT:rvrFAB1:cvnSAMSUNGELECTRONICSCO.,LTD.:ct9:cvr0.1: dmi.product.name: 530U3C/530U4C/532U3C dmi.product.version: 0.1 dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1170799/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp