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[Luiz Angelo Daros de Luca <773377@xxxxxxxxxxxxxxxxxx>]

Public bug reported:

Binary package hint: xorg

Nvidia module in kubuntu 11.04 is crashing the system. I still get access through ssh.
This is a Compal laptop using a dedicated NVidia GeForce 9600M GT.

The dmesg output tell it all:

[ 2863.035465] general protection fault: 0000 [#1] SMP
[ 2863.035469] last sysfs file: /sys/devices/LNXSYSTM:00/device:00/PNP0A08:00/device:0d/PNP0C0A:00/power_supply/BAT1/voltage_now
[ 2863.035472] CPU 1
[ 2863.035473] Modules linked in: rfcomm sco bnep binfmt_misc l2cap vboxnetadp vboxnetflt vboxdrv cryptd aes_x86_64 aes_generic ip6table_filter ip6_tables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp iptable_filter ip_tables x_tables bridge stp kvm_intel kvm parport_pc ppdev dm_crypt vesafb arc4 joydev nvidia(P) snd_hda_codec_hdmi snd_hda_codec_realtek usbhid hid snd_hda_intel snd_hda_codec snd_hwdep snd_pcm iwlagn snd_seq_midi snd_rawmidi btusb snd_seq_midi_event bluetooth uvcvideo videodev v4l2_compat_ioctl32 iwlcore snd_seq mac80211 snd_timer jmb38x_ms snd_seq_device compal_laptop cfg80211 snd memstick ir_lirc_codec psmouse serio_raw soundcore lirc_dev rc_rc6_mce ir_sony_decoder ir_jvc_decoder snd_page_alloc ir_rc6_decoder ir_rc5_decoder ir_nec_decoder ene_ir rc_core coretemp lp parport r8169 video sdhci_pci sdhci
[ 2863.035534]
[ 2863.035536] Pid: 1092, comm: Xorg Tainted: P            2.6.38-8-generic #42-Ubuntu COMPAL
            /JHL90
[ 2863.035541] RIP: 0010:[<ffffffffa04b61c0>]  [<ffffffffa04b61c0>] _nv012669rm+0x3b/0x7e [nvidia]
[ 2863.035798] RSP: 0018:ffff880121451ce8  EFLAGS: 00010206
[ 2863.035800] RAX: 0000000000000040 RBX: 32785c7475706e69 RCX: ffff8801214c2c78
[ 2863.035802] RDX: ffff88012256eb80 RSI: 000000000000001e RDI: 32785c7475706e69
[ 2863.035804] RBP: ffff8801214c2c08 R08: ffff8801214c2eb8 R09: ffff88012313f2a0
[ 2863.035806] R10: dead000000100100 R11: dead000000200200 R12: ffff8801329d5400
[ 2863.035808] R13: 0000000000000004 R14: ffff8801214ba000 R15: 0000000000000004
[ 2863.035811] FS:  00007f8cbede48a0(0000) GS:ffff8800bf700000(0000) knlGS:0000000000000000
[ 2863.035813] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2863.035815] CR2: 00007fe447aa3008 CR3: 00000001200a5000 CR4: 00000000000006e0
[ 2863.035817] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2863.035820] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[ 2863.035822] Process Xorg (pid: 1092, threadinfo ffff880121450000, task ffff8801214d16e0)
[ 2863.035824] Stack:
[ 2863.035825]  ffff880121506000 0000000000000003 ffff8801214c2eb8 ffffffffa04ae1ee
[ 2863.035829]  ffff8801214ba000 ffff880121506000 0000000000000003 0000000000000001
[ 2863.035833]  ffff8801214c2eb8 ffffffffa04b16e3 ffff880122d20a50 ffff8801214ba000
[ 2863.035837] Call Trace:
[ 2863.036021]  [<ffffffffa04ae1ee>] ? _nv012702rm+0x35/0xde [nvidia]
[ 2863.036205]  [<ffffffffa04b16e3>] ? _nv013083rm+0xf4/0x388 [nvidia]
[ 2863.036386]  [<ffffffffa0492974>] ? _nv013084rm+0xd44/0x10cd [nvidia]
[ 2863.036480]  [<ffffffffa01d24a6>] ? _nv002390rm+0x404/0x485 [nvidia]
[ 2863.036576]  [<ffffffffa01c85d2>] ? _nv002012rm+0x84/0xc1 [nvidia]
[ 2863.036669]  [<ffffffffa01c8595>] ? _nv002012rm+0x47/0xc1 [nvidia]
[ 2863.036834]  [<ffffffffa06bb6a5>] ? _nv002411rm+0x3c5/0x6a0 [nvidia]
[ 2863.036988]  [<ffffffffa06b7ea7>] ? rm_ioctl+0x2f/0x67 [nvidia]
[ 2863.037142]  [<ffffffffa06d28f4>] ? nv_kern_ioctl+0x154/0x460 [nvidia]
[ 2863.037295]  [<ffffffffa06d2c51>] ? nv_kern_unlocked_ioctl+0x21/0x30 [nvidia]
[ 2863.037301]  [<ffffffff8117648f>] ? do_vfs_ioctl+0x8f/0x360
[ 2863.037304]  [<ffffffff81164fd0>] ? vfs_read+0x120/0x180
[ 2863.037307]  [<ffffffff811767f1>] ? sys_ioctl+0x91/0xa0
[ 2863.037311]  [<ffffffff8100c002>] ? system_call_fastpath+0x16/0x1b
[ 2863.037313] Code: 00 00 be 1e 00 00 00 ff 90 b0 0b 00 00 49 89 c4 44 89 e8 49 8b 94 24 c0 01 00 00 48 c1 e0 04 48 8b 1c 10 48 85 db 74 14 48 89 df <48> 8b 9b 08 05 00 00 e8 8e 71 1f 00 48 85 db 75
ec 44 89 e8 49
[ 2863.037343] RIP  [<ffffffffa04b61c0>] _nv012669rm+0x3b/0x7e [nvidia]
[ 2863.037531]  RSP <ffff880121451ce8>
[ 2863.037571] ---[ end trace 82f7103cb0887e11 ]---

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: xorg 1:7.6+4ubuntu3
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic x86_64
NonfreeKernelModules: nvidia
Architecture: amd64
Date: Fri Apr 29 12:57:09 2011
DistUpgraded: Log time: 2011-04-28 20:22:13.798450
DistroCodename: natty
DistroVariant: ubuntu
InstallationMedia: Kubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101008)
ProcEnviron:
 LANGUAGE=pt_BR:pt:en
 LANG=pt_BR.UTF-8
 SHELL=/bin/bash
SourcePackage: xorg
Symptom: display
Title: Xorg freeze
UpgradeStatus: Upgraded to natty on 2011-04-29 (0 days ago)
version.compiz: compiz N/A
version.ia32-libs: ia32-libs 20090808ubuntu13
version.libdrm2: libdrm2 2.4.23-1ubuntu6
version.libgl1-mesa-dri: libgl1-mesa-dri 7.10.2-0ubuntu2
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 7.10.2-0ubuntu2
version.xserver-xorg: xserver-xorg 1:7.6+4ubuntu3
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.0-0ubuntu4
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.14.0-4ubuntu7
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110107+b795ca6e-0ubuntu7

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


** Tags: amd64 apport-bug freeze natty needs-reassignment regression-update ubuntu

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https://bugs.launchpad.net/bugs/773377

Title:
  Xorg freeze