apport information ** Tags added: apport-collected natty unity-2d
** Description changed: My laptop freezes when booting on battery. I didn't have the problem with Lucid but I have it now that I upgraded to Natty. It freezes after I've entered my password ; the wallpaper is that of the login screen but there's no window on it, and the mouse cursor doesn't move anymore. I've seen almost-similar bugs reported around here but they seemed correlated to the WIFI being activated or not. So I tried with WIFI on and off by using the hardware switch on my keyboard but it doesn't change anything, the laptop still freezes. The end of my syslog reads as follow: Jul 17 10:33:43 delforge-laptop wpa_supplicant[1042]: Failed to initiate AP scan. Jul 17 10:33:43 delforge-laptop NetworkManager[830]: <info> WiFi now disabled by radio killswitch Jul 17 10:33:43 delforge-laptop NetworkManager[830]: <info> (wlan0): device state change: 3 -> 2 (reason 0) Jul 17 10:33:43 delforge-laptop NetworkManager[830]: <info> (wlan0): deactivating device (reason: 0). Jul 17 10:33:43 delforge-laptop NetworkManager[830]: <info> (wlan0): taking down device. Jul 17 10:33:43 delforge-laptop kernel: [ 23.336852] iwlagn 0000:04:00.0: RF_KILL bit toggled to disable radio. Jul 17 10:33:44 delforge-laptop kernel: [ 24.589803] EXT4-fs (sda5): re-mounted. Opts: errors=remount-ro,commit=600 Jul 17 10:33:44 delforge-laptop kernel: [ 24.592265] EXT4-fs (sda7): re-mounted. Opts: commit=600 Jul 17 10:33:44 delforge-laptop kernel: [ 24.594572] EXT4-fs (sda8): re-mounted. Opts: commit=600 Jul 17 10:33:45 delforge-laptop kernel: [ 25.004004] [fglrx] Gart USWC size:1240 M. Jul 17 10:33:45 delforge-laptop kernel: [ 25.004007] [fglrx] Gart cacheable size:490 M. Jul 17 10:33:45 delforge-laptop kernel: [ 25.004013] [fglrx] Reserved FB block: Shared offset:0, size:1000000 Jul 17 10:33:45 delforge-laptop kernel: [ 25.004016] [fglrx] Reserved FB block: Unshared offset:fc1f000, size:3e1000 Jul 17 10:33:45 delforge-laptop kernel: [ 25.004018] [fglrx] Reserved FB block: Unshared offset:1fffb000, size:5000 Jul 17 10:33:48 delforge-laptop kernel: [ 27.879530] EXT4-fs (sda5): re-mounted. Opts: errors=remount-ro,commit=600 Jul 17 10:33:48 delforge-laptop kernel: [ 27.882368] EXT4-fs (sda7): re-mounted. Opts: commit=600 Jul 17 10:33:48 delforge-laptop kernel: [ 27.884769] EXT4-fs (sda8): re-mounted. Opts: commit=600 Jul 17 10:33:48 delforge-laptop gdm-simple-greeter[1298]: Gtk-WARNING: /build/buildd/gtk+2.0-2.24.4/gtk/gtkwidget.c:5687: widget not within a GtkWindow Jul 17 10:33:49 delforge-laptop gdm-simple-greeter[1298]: WARNING: Unable to load CK history: no seat-id found Jul 17 10:33:52 delforge-laptop gdm-session-worker[1300]: GLib-GObject-CRITICAL: g_value_get_boolean: assertion `G_VALUE_HOLDS_BOOLEAN (value)' failed Jul 17 10:33:56 delforge-laptop gdm-session-worker[1300]: pam_sm_authenticate: Called Jul 17 10:33:56 delforge-laptop gdm-session-worker[1300]: pam_sm_authenticate: username = [delforge] What comes after it *when I boot on AC* is: Jul 17 12:36:03 delforge-laptop rtkit-daemon[1630]: Successfully called chroot. Jul 17 12:36:03 delforge-laptop rtkit-daemon[1630]: Successfully dropped privileges. Jul 17 12:36:03 delforge-laptop rtkit-daemon[1630]: Successfully limited resources. Jul 17 12:36:03 delforge-laptop rtkit-daemon[1630]: Running. + --- + AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23. + Architecture: amd64 + AudioDevicesInUse: + USER PID ACCESS COMMAND + /dev/snd/controlC0: delforge 1615 F.... pulseaudio + CRDA: Error: [Errno 2] No such file or directory + Card0.Amixer.info: + Card hw:0 'Intel'/'HDA Intel at 0xf4500000 irq 47' + Mixer name : 'Realtek ALC888' + Components : 'HDA:10ec0888,10250205,00100202 HDA:11c11040,11c10001,00100200' + Controls : 28 + Simple ctrls : 16 + Card1.Amixer.info: + Card hw:1 'HDMI'/'HDA ATI HDMI at 0xf4010000 irq 48' + Mixer name : 'ATI R6xx HDMI' + Components : 'HDA:1002aa01,00aa0100,00100100' + Controls : 4 + Simple ctrls : 1 + Card1.Amixer.values: + Simple mixer control 'IEC958',0 + Capabilities: pswitch pswitch-joined penum + Playback channels: Mono + Mono: Playback [on] + DistroRelease: Ubuntu 11.04 + HibernationDevice: RESUME=UUID=2f0138bc-7166-45f1-b0c3-f407eb38fa20 + InstallationMedia: Ubuntu 10.04.2 LTS "Lucid Lynx" - Release amd64 (20110211.1) + MachineType: Acer Aspire 5738 + NonfreeKernelModules: fglrx + Package: linux (not installed) + ProcEnviron: + LANGUAGE=en_US:en + LANG=en_US.UTF-8 + SHELL=/bin/bash + ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-10-generic root=UUID=f8ee403c-7aea-45ef-93e4-d11a100fe120 ro quiet splash vt.handoff=7 + ProcVersionSignature: Ubuntu 2.6.38-10.46-generic 2.6.38.7 + RelatedPackageVersions: + linux-restricted-modules-2.6.38-10-generic N/A + linux-backports-modules-2.6.38-10-generic N/A + linux-firmware 1.52 + Tags: unity-2d natty + Uname: Linux 2.6.38-10-generic x86_64 + UpgradeStatus: Upgraded to natty on 2011-07-13 (5 days ago) + UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare + dmi.bios.date: 08/26/2009 + dmi.bios.vendor: Phoenix Technologies LTD + dmi.bios.version: V1.16. + dmi.board.name: JV50 + dmi.board.vendor: Acer + dmi.board.version: Rev + dmi.chassis.type: 10 + dmi.chassis.vendor: Acer + dmi.chassis.version: N/A + dmi.modalias: dmi:bvnPhoenixTechnologiesLTD:bvrV1.16.:bd08/26/2009:svnAcer:pnAspire5738:pvr0100:rvnAcer:rnJV50:rvrRev:cvnAcer:ct10:cvrN/A: + dmi.product.name: Aspire 5738 + dmi.product.version: 0100 + dmi.sys.vendor: Acer ** Attachment added: "AcpiTables.txt" https://bugs.launchpad.net/bugs/811847/+attachment/2215255/+files/AcpiTables.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/811847 Title: Laptop freezes when booting on battery. 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