root@pc-152:~# lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 8.04.2
Release: 8.04
Codename: hardy
root@pc-152:~# lspci
00:00.0 Host bridge: Intel Corporation 82G33/G31/P35/P31 Express DRAM Controller (rev 10)
00:01.0 PCI bridge: Intel Corporation 82G33/G31/P35/P31 Express PCI Express Root Port (rev 10)
00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 01)
00:1c.0 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 1 (rev 01)
00:1c.1 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 2 (rev 01)
00:1d.0 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #1 (rev 01)
00:1d.1 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #2 (rev 01)
00:1d.2 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #3 (rev 01)
00:1d.3 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #4 (rev 01)
00:1d.7 USB Controller: Intel Corporation 82801G (ICH7 Family) USB2 EHCI Controller (rev 01)
00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev e1)
00:1f.0 ISA bridge: Intel Corporation 82801GB/GR (ICH7 Family) LPC Interface Bridge (rev 01)
00:1f.1 IDE interface: Intel Corporation 82801G (ICH7 Family) IDE Controller (rev 01)
00:1f.2 IDE interface: Intel Corporation 82801GB/GR/GH (ICH7 Family) SATA IDE Controller (rev 01)
00:1f.3 SMBus: Intel Corporation 82801G (ICH7 Family) SMBus Controller (rev 01)
01:00.0 VGA compatible controller: nVidia Corporation GeForce 8400 GS (rev a1)
03:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 01)
BUG + HANG XORG
===================
[ 8855.828064] Xorg[5687]: segfault at 86de4000 eip b6ef48e5 esp bf9a26e0 error 6
[ 8855.833325] NVRM: Xid (0001:00): 6, PE0001
[ 8864.172647] irq 16: nobody cared (try booting with the "irqpoll" option)
[ 8864.172654] Pid: 5687, comm: Xorg Tainted: P 2.6.24-24-generic #1
[ 8864.172670] [<c0169234>] __report_bad_irq+0x24/0x80
[ 8864.172679] [<c016950b>] note_interrupt+0x27b/0x2c0
[ 8864.172685] [<c0168730>] handle_IRQ_event+0x30/0x60
[ 8864.172689] [<c0169ec6>] handle_fasteoi_irq+0x86/0xe0
[ 8864.172694] [<c0106f0b>] do_IRQ+0x3b/0x70
[ 8864.172698] [<c01321e1>] irq_exit+0x51/0x80
[ 8864.172702] [<c0118895>] smp_apic_timer_interrupt+0x55/0x80
[ 8864.172708] [<c0105403>] common_interrupt+0x23/0x30
[ 8864.172714] [<f95e007b>] _nv001179rm+0x2bb/0x3bb [nvidia]
[ 8864.172874] [<f95f85a5>] _nv003832rm+0x23/0x24 [nvidia]
[ 8864.173022] [<f94eb459>] _nv008103rm+0x1c/0x9c [nvidia]
[ 8864.173175] [<f965b381>] _nv001558rm+0x1b/0xf9 [nvidia]
[ 8864.173310] [<f9659e4e>] _nv001578rm+0xc0/0x102 [nvidia]
[ 8864.173446] [<f95bce38>] _nv008528rm+0xc5/0x141 [nvidia]
[ 8864.173593] [<f94c28ea>] _nv009441rm+0x112/0x155 [nvidia]
[ 8864.173742] [<f9625372>] _nv003147rm+0xa8/0x1d4 [nvidia]
[ 8864.173888] [<f96251e1>] _nv003146rm+0x3f1/0x4da [nvidia]
[ 8864.174034] [<f94c4901>] _nv009114rm+0x19e/0x663 [nvidia]
[ 8864.174188] [<f94aa112>] _nv009120rm+0x39/0x3f [nvidia]
[ 8864.174341] [<f94c4e64>] _nv009108rm+0x9e/0x7a5 [nvidia]
[ 8864.174494] [<f957c017>] _nv005785rm+0x422/0x5c8 [nvidia]
[ 8864.174649] [<f94c5ff7>] _nv009551rm+0x36f/0x527 [nvidia]
[ 8864.174804] [<f94a8f77>] _nv009381rm+0xfd/0x22a [nvidia]
[ 8864.174956] [<f94acfc1>] _nv009260rm+0x24d/0xbeb [nvidia]
[ 8864.175106] [<f95a0330>] _nv002893rm+0x10c/0x124 [nvidia]
[ 8864.175258] [<f959cc19>] _nv002930rm+0xa4/0x44b [nvidia]
[ 8864.175410] [<f959c59b>] _nv002925rm+0x95/0x286 [nvidia]
[ 8864.175557] [<f959c431>] _nv002928rm+0xce/0x1a3 [nvidia]
[ 8864.175703] [<f959c0f0>] _nv002931rm+0x36/0x2a9 [nvidia]
[ 8864.175849] [<f95fc0fc>] _nv002904rm+0x3a/0x64 [nvidia]
[ 8864.175997] [<f95fdd8a>] rm_free_unused_clients+0x8b/0xd1 [nvidia]
[ 8864.176146] [<f969652a>] nv_kern_ctl_close+0x7a/0xf0 [nvidia]
[ 8864.176273] [<c0192dc7>] __fput+0xa7/0x190
[ 8864.176281] [<c018fd59>] filp_close+0x49/0x80
[ 8864.176285] [<c012eb82>] put_files_struct+0x92/0xb0
[ 8864.176290] [<c012fe80>] do_exit+0x180/0x860
[ 8864.176297] [<c0130586>] do_group_exit+0x26/0x80
[ 8864.176302] [<c0138f47>] get_signal_to_deliver+0x2c7/0x4c0
[ 8864.176306] [<c0138614>] specific_send_sig_info+0x94/0xc0
[ 8864.176312] [<c0103903>] do_notify_resume+0x93/0x740
[ 8864.176323] [<c012d2ab>] printk+0x1b/0x20
[ 8864.176327] [<c031eb84>] do_page_fault+0x2d4/0x730
[ 8864.176336] [<c031e8b0>] do_page_fault+0x0/0x730
[ 8864.176339] [<c010450e>] work_notifysig+0x13/0x25
[ 8864.176345] [<c0310000>] unix_stream_recvmsg+0x250/0x550
[ 8864.176351] =======================
[ 8864.176352] handlers:
[ 8864.176354] [<f889dca0>] (usb_hcd_irq+0x0/0x60 [usbcore])
[ 8864.176369] [<f8b23e50>] (azx_interrupt+0x0/0xf0 [snd_hda_intel])
[ 8864.176384] [<f9697a30>] (nv_kern_isr+0x0/0xd0 [nvidia])
[ 8864.176504] Disabling IRQ #16
[ 8875.265349] BUG: soft lockup - CPU#1 stuck for 11s! [Xorg:5687]
[ 8875.265355]
[ 8875.265357] Pid: 5687, comm: Xorg Tainted: P (2.6.24-24-generic #1)
[ 8875.265359] EIP: 0060:[<f95f85a5>] EFLAGS: 00003202 CPU: 1
[ 8875.265517] EIP is at _nv003832rm+0x23/0x24 [nvidia]
[ 8875.265519] EAX: 113d7fb8 EBX: f7623800 ECX: 00009410 EDX: f9b00000
[ 8875.265521] ESI: f72d2000 EDI: 9b34de60 EBP: f7349e8c ESP: f74fdc4c
[ 8875.265523] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
[ 8875.265526] CR0: 8005003b CR2: 86de4000 CR3: 0047f000 CR4: 00000690
[ 8875.265528] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
[ 8875.265529] DR6: ffff0ff0 DR7: 00000400
[ 8875.265535] [<f94eb459>] _nv008103rm+0x1c/0x9c [nvidia]
[ 8875.265690] [<f965b429>] _nv001558rm+0xc3/0xf9 [nvidia]
[ 8875.265826] [<f9659e4e>] _nv001578rm+0xc0/0x102 [nvidia]
[ 8875.265962] [<f95bce38>] _nv008528rm+0xc5/0x141 [nvidia]
[ 8875.266110] [<f933458c>] _nv015110rm+0x9b/0xe1 [nvidia]
[ 8875.266205] [<f93346d2>] _nv015112rm+0x100/0x10a [nvidia]
[ 8875.266301] [<f94c3442>] _nv009023rm+0x1ca/0x1e2 [nvidia]
[ 8875.266452] [<f94ca199>] _nv009042rm+0xd7/0x188 [nvidia]
[ 8875.266603] [<f959ccf9>] _nv002930rm+0x184/0x44b [nvidia]
[ 8875.266752] [<f959c59b>] _nv002925rm+0x95/0x286 [nvidia]
[ 8875.266903] [<f959c431>] _nv002928rm+0xce/0x1a3 [nvidia]
[ 8875.267053] [<f959c0f0>] _nv002931rm+0x36/0x2a9 [nvidia]
[ 8875.267201] [<f95fc0fc>] _nv002904rm+0x3a/0x64 [nvidia]
[ 8875.267351] [<f95fdd8a>] rm_free_unused_clients+0x8b/0xd1 [nvidia]
[ 8875.267503] [<f969652a>] nv_kern_ctl_close+0x7a/0xf0 [nvidia]
[ 8875.267635] [<c0192dc7>] __fput+0xa7/0x190
[ 8875.267644] [<c018fd59>] filp_close+0x49/0x80
[ 8875.267649] [<c012eb82>] put_files_struct+0x92/0xb0
[ 8875.267654] [<c012fe80>] do_exit+0x180/0x860
[ 8875.267661] [<c0130586>] do_group_exit+0x26/0x80
[ 8875.267665] [<c0138f47>] get_signal_to_deliver+0x2c7/0x4c0
[ 8875.267669] [<c0138614>] specific_send_sig_info+0x94/0xc0
[ 8875.267675] [<c0103903>] do_notify_resume+0x93/0x740
[ 8875.267686] [<c012d2ab>] printk+0x1b/0x20
[ 8875.267690] [<c031eb84>] do_page_fault+0x2d4/0x730
[ 8875.267699] [<c031e8b0>] do_page_fault+0x0/0x730
[ 8875.267702] [<c010450e>] work_notifysig+0x13/0x25
[ 8875.267708] [<c0310000>] unix_stream_recvmsg+0x250/0x550
[ 8875.267714] =======================
[ 8887.065694] BUG: soft lockup - CPU#1 stuck for 11s! [Xorg:5687]
[ 8887.065699]
[ 8887.065701] Pid: 5687, comm: Xorg Tainted: P (2.6.24-24-generic #1)
[ 8887.065703] EIP: 0060:[<f95f85a5>] EFLAGS: 00003206 CPU: 1
[ 8887.065861] EIP is at _nv003832rm+0x23/0x24 [nvidia]
[ 8887.065863] EAX: 5b501ce0 EBX: f7623800 ECX: 00009400 EDX: f9b00000
[ 8887.065865] ESI: f72d2000 EDI: 00000000 EBP: f7349e50 ESP: f74fdc34
[ 8887.065867] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
[ 8887.065869] CR0: 8005003b CR2: 86de4000 CR3: 0047f000 CR4: 00000690
[ 8887.065871] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
[ 8887.065873] DR6: ffff0ff0 DR7: 00000400
[ 8887.065878] [<f94eb459>] _nv008103rm+0x1c/0x9c [nvidia]
[ 8887.066032] [<f965b3a5>] _nv001558rm+0x3f/0xf9 [nvidia]
[ 8887.066168] [<f9659e1a>] _nv001578rm+0x8c/0x102 [nvidia]
[ 8887.066304] [<f95bce38>] _nv008528rm+0xc5/0x141 [nvidia]
[ 8887.066452] [<f933458c>] _nv015110rm+0x9b/0xe1 [nvidia]
[ 8887.066548] [<f93346d2>] _nv015112rm+0x100/0x10a [nvidia]
[ 8887.066643] [<f9451951>] _nv010584rm+0x578/0x609 [nvidia]
[ 8887.066782] [<f945260b>] _nv010607rm+0x6c/0x91 [nvidia]
[ 8887.066922] [<f9452a8a>] _nv010520rm+0x5b/0x86 [nvidia]
[ 8887.067060] [<f959cd7d>] _nv002930rm+0x208/0x44b [nvidia]
[ 8887.067210] [<f959c59b>] _nv002925rm+0x95/0x286 [nvidia]
[ 8887.067360] [<f959c431>] _nv002928rm+0xce/0x1a3 [nvidia]
[ 8887.067510] [<f959c0f0>] _nv002931rm+0x36/0x2a9 [nvidia]
[ 8887.067659] [<f95fc0fc>] _nv002904rm+0x3a/0x64 [nvidia]
[ 8887.067808] [<f95fdd8a>] rm_free_unused_clients+0x8b/0xd1 [nvidia]
[ 8887.067959] [<f969652a>] nv_kern_ctl_close+0x7a/0xf0 [nvidia]
[ 8887.068091] [<c0192dc7>] __fput+0xa7/0x190
[ 8887.068099] [<c018fd59>] filp_close+0x49/0x80
[ 8887.068104] [<c012eb82>] put_files_struct+0x92/0xb0
[ 8887.068109] [<c012fe80>] do_exit+0x180/0x860
[ 8887.068116] [<c0130586>] do_group_exit+0x26/0x80
[ 8887.068120] [<c0138f47>] get_signal_to_deliver+0x2c7/0x4c0
[ 8887.068124] [<c0138614>] specific_send_sig_info+0x94/0xc0
[ 8887.068130] [<c0103903>] do_notify_resume+0x93/0x740
[ 8887.068141] [<c012d2ab>] printk+0x1b/0x20
[ 8887.068145] [<c031eb84>] do_page_fault+0x2d4/0x730
[ 8887.068153] [<c031e8b0>] do_page_fault+0x0/0x730
[ 8887.068156] [<c010450e>] work_notifysig+0x13/0x25
[ 8887.068162] [<c0310000>] unix_stream_recvmsg+0x250/0x550
[ 8887.068167] =======================
[ 8898.862040] BUG: soft lockup - CPU#1 stuck for 11s! [Xorg:5687]
[ 8898.862045]
[ 8898.862048] Pid: 5687, comm: Xorg Tainted: P (2.6.24-24-generic #1)
[ 8898.862050] EIP: 0060:[<f95f85a5>] EFLAGS: 00003206 CPU: 1
[ 8898.862208] EIP is at _nv003832rm+0x23/0x24 [nvidia]
[ 8898.862210] EAX: 1b2e4980 EBX: f7623800 ECX: 00009400 EDX: f9b00000
[ 8898.862212] ESI: f72d2000 EDI: 00000000 EBP: f7349e50 ESP: f74fdc34
[ 8898.862214] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
[ 8898.862216] CR0: 8005003b CR2: 86de4000 CR3: 0047f000 CR4: 00000690
[ 8898.862218] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
[ 8898.862219] DR6: ffff0ff0 DR7: 00000400
[ 8898.862224] [<f94eb459>] _nv008103rm+0x1c/0x9c [nvidia]
[ 8898.862379] [<f965b3a5>] _nv001558rm+0x3f/0xf9 [nvidia]
[ 8898.862515] [<f9659e4e>] _nv001578rm+0xc0/0x102 [nvidia]
[ 8898.862651] [<f95bce38>] _nv008528rm+0xc5/0x141 [nvidia]
[ 8898.862799] [<f933458c>] _nv015110rm+0x9b/0xe1 [nvidia]
[ 8898.862894] [<f93346d2>] _nv015112rm+0x100/0x10a [nvidia]
[ 8898.862990] [<f9451951>] _nv010584rm+0x578/0x609 [nvidia]
[ 8898.863128] [<f945260b>] _nv010607rm+0x6c/0x91 [nvidia]
[ 8898.863267] [<f9452a8a>] _nv010520rm+0x5b/0x86 [nvidia]
[ 8898.863409] [<f959cd7d>] _nv002930rm+0x208/0x44b [nvidia]
[ 8898.863562] [<f959c59b>] _nv002925rm+0x95/0x286 [nvidia]
[ 8898.863715] [<f959c431>] _nv002928rm+0xce/0x1a3 [nvidia]
[ 8898.863865] [<f959c0f0>] _nv002931rm+0x36/0x2a9 [nvidia]
[ 8898.864011] [<f95fc0fc>] _nv002904rm+0x3a/0x64 [nvidia]
[ 8898.864161] [<f95fdd8a>] rm_free_unused_clients+0x8b/0xd1 [nvidia]
[ 8898.864315] [<f969652a>] nv_kern_ctl_close+0x7a/0xf0 [nvidia]
[ 8898.864445] [<c0192dc7>] __fput+0xa7/0x190
[ 8898.864453] [<c018fd59>] filp_close+0x49/0x80
[ 8898.864458] [<c012eb82>] put_files_struct+0x92/0xb0
[ 8898.864464] [<c012fe80>] do_exit+0x180/0x860
[ 8898.864471] [<c0130586>] do_group_exit+0x26/0x80
[ 8898.864475] [<c0138f47>] get_signal_to_deliver+0x2c7/0x4c0
[ 8898.864479] [<c0138614>] specific_send_sig_info+0x94/0xc0
[ 8898.864486] [<c0103903>] do_notify_resume+0x93/0x740
[ 8898.864496] [<c012d2ab>] printk+0x1b/0x20
[ 8898.864500] [<c031eb84>] do_page_fault+0x2d4/0x730
[ 8898.864509] [<c031e8b0>] do_page_fault+0x0/0x730
[ 8898.864512] [<c010450e>] work_notifysig+0x13/0x25
[ 8898.864518] [<c0310000>] unix_stream_recvmsg+0x250/0x550
[ 8898.864524] =======================
[ 8910.662382] BUG: soft lockup - CPU#1 stuck for 11s! [Xorg:5687]
[ 8910.662387]
[ 8910.662389] Pid: 5687, comm: Xorg Tainted: P (2.6.24-24-generic #1)
[ 8910.662391] EIP: 0060:[<f95f85a5>] EFLAGS: 00003206 CPU: 1
[ 8910.662550] EIP is at _nv003832rm+0x23/0x24 [nvidia]
[ 8910.662552] EAX: db497ac0 EBX: f7623800 ECX: 00009400 EDX: f9b00000
[ 8910.662554] ESI: f72d2000 EDI: 00000000 EBP: f7349e50 ESP: f74fdc34
[ 8910.662556] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
[ 8910.662558] CR0: 8005003b CR2: 86de4000 CR3: 0047f000 CR4: 00000690
[ 8910.662560] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
[ 8910.662562] DR6: ffff0ff0 DR7: 00000400
[ 8910.662567] [<f94eb459>] _nv008103rm+0x1c/0x9c [nvidia]
[ 8910.662722] [<f965b3a5>] _nv001558rm+0x3f/0xf9 [nvidia]
[ 8910.662857] [<f9659e4e>] _nv001578rm+0xc0/0x102 [nvidia]
[ 8910.662993] [<f95bce38>] _nv008528rm+0xc5/0x141 [nvidia]
[ 8910.663141] [<f933458c>] _nv015110rm+0x9b/0xe1 [nvidia]
[ 8910.663236] [<f93346d2>] _nv015112rm+0x100/0x10a [nvidia]
[ 8910.663332] [<f9451951>] _nv010584rm+0x578/0x609 [nvidia]
[ 8910.663470] [<f945260b>] _nv010607rm+0x6c/0x91 [nvidia]
[ 8910.663609] [<f9452a8a>] _nv010520rm+0x5b/0x86 [nvidia]
[ 8910.663751] [<f959cd7d>] _nv002930rm+0x208/0x44b [nvidia]
[ 8910.663903] [<f959c59b>] _nv002925rm+0x95/0x286 [nvidia]
[ 8910.664057] [<f959c431>] _nv002928rm+0xce/0x1a3 [nvidia]
[ 8910.664207] [<f959c0f0>] _nv002931rm+0x36/0x2a9 [nvidia]
[ 8910.664352] [<f95fc0fc>] _nv002904rm+0x3a/0x64 [nvidia]
[ 8910.664503] [<f95fdd8a>] rm_free_unused_clients+0x8b/0xd1 [nvidia]
[ 8910.664659] [<f969652a>] nv_kern_ctl_close+0x7a/0xf0 [nvidia]
[ 8910.664788] [<c0192dc7>] __fput+0xa7/0x190
[ 8910.664796] [<c018fd59>] filp_close+0x49/0x80
[ 8910.664800] [<c012eb82>] put_files_struct+0x92/0xb0
[ 8910.664806] [<c012fe80>] do_exit+0x180/0x860
[ 8910.664812] [<c0130586>] do_group_exit+0x26/0x80
[ 8910.664816] [<c0138f47>] get_signal_to_deliver+0x2c7/0x4c0
[ 8910.664820] [<c0138614>] specific_send_sig_info+0x94/0xc0
[ 8910.664826] [<c0103903>] do_notify_resume+0x93/0x740
[ 8910.664836] [<c012d2ab>] printk+0x1b/0x20
[ 8910.664840] [<c031eb84>] do_page_fault+0x2d4/0x730
[ 8910.664849] [<c031e8b0>] do_page_fault+0x0/0x730
[ 8910.664851] [<c010450e>] work_notifysig+0x13/0x25
[ 8910.664856] [<c0310000>] unix_stream_recvmsg+0x250/0x550
[ 8910.664862] =======================
[ 8912.899923] NVRM: Xid (0001:00): 26, Ch 00000000 M 00000860 D ffffffff intr 04400000
[ 8912.901331] BUG: unable to handle kernel NULL pointer dereference at virtual address 00000054
[ 8912.901334] printing eip: f9586861 *pde = 00000000
[ 8912.901338] Oops: 0000 [#1] SMP
[ 8912.901340] Modules linked in: binfmt_misc rfcomm l2cap bluetooth ppdev acpi_cpufreq cpufreq_stats cpufreq_conservative cpufreq_powersave cpufreq_userspace cpufreq_ondemand freq_table container sbs sbshc dock battery aes_i586 dm_crypt dm_mod ac parport_pc lp parport loop snd_hda_intel snd_pcm_oss snd_mixer_oss snd_pcm nvidia(P) snd_page_alloc snd_hwdep psmouse serio_raw i2c_core snd_seq_dummy snd_seq_oss snd_seq_midi video output snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device intel_agp snd button iTCO_wdt iTCO_vendor_support soundcore agpgart evdev pcspkr shpchp pci_hotplug ext3 jbd mbcache usbhid hid sg sr_mod cdrom sd_mod ata_generic ata_piix r8169 ehci_hcd pata_acpi libata scsi_mod uhci_hcd usbcore thermal processor fan fbcon tileblit font bitblit softcursor fuse
[ 8912.901383]
[ 8912.901385] Pid: 5687, comm: Xorg Tainted: P (2.6.24-24-generic #1)
[ 8912.901387] EIP: 0060:[<f9586861>] EFLAGS: 00013246 CPU: 1
[ 8912.901537] EIP is at _nv005705rm+0x7/0x4d [nvidia]
[ 8912.901538] EAX: 00000000 EBX: 00000001 ECX: 00000000 EDX: 00000000
[ 8912.901540] ESI: 00000002 EDI: 00000000 EBP: f73499d4 ESP: f74fdb58
[ 8912.901542] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
[ 8912.901544] Process Xorg (pid: 5687, ti=f74fc000 task=f6507140 task.ti=f74fc000)
[ 8912.901545] Stack: 00000001 00000002 f72d2000 f94a9f99 00000000 00000000 00000000 f72d2000
[ 8912.901551] f7003400 00000002 00000007 00000006 f73499d8 0000001a f72d2000 f7003400
[ 8912.901555] f94c2c4e f72d2000 f7003400 f7349ac0 f72d2000 00002044 2101ffff f72d2000
[ 8912.901560] Call Trace:
[ 8912.901570] [<f94a9f99>] _nv009439rm+0x82/0x183 [nvidia]
[ 8912.901719] [<f94c2c4e>] _nv009432rm+0x1b5/0x1ea [nvidia]
[ 8912.901870] [<f96253c5>] _nv003147rm+0xfb/0x1d4 [nvidia]
[ 8912.902015] [<f96251e1>] _nv003146rm+0x3f1/0x4da [nvidia]
[ 8912.902158] [<f94c4bd7>] _nv009114rm+0x474/0x663 [nvidia]
[ 8912.902309] [<f94aa112>] _nv009120rm+0x39/0x3f [nvidia]
[ 8912.902455] [<f94c4e64>] _nv009108rm+0x9e/0x7a5 [nvidia]
[ 8912.902604] [<f957c017>] _nv005785rm+0x422/0x5c8 [nvidia]
[ 8912.902754] [<f94c39dc>] _nv009420rm+0x16e/0x544 [nvidia]
[ 8912.902902] [<f94a6b97>] _nv009425rm+0x10a/0x133 [nvidia]
[ 8912.903050] [<f94a4087>] _nv009426rm+0x89/0x19d [nvidia]
[ 8912.903196] [<f959cf96>] _nv002930rm+0x421/0x44b [nvidia]
[ 8912.903343] [<f959c59b>] _nv002925rm+0x95/0x286 [nvidia]
[ 8912.903488] [<f959c431>] _nv002928rm+0xce/0x1a3 [nvidia]
[ 8912.903633] [<f959c0f0>] _nv002931rm+0x36/0x2a9 [nvidia]
[ 8912.903778] [<f95fc0fc>] _nv002904rm+0x3a/0x64 [nvidia]
[ 8912.903924] [<f95fdd8a>] rm_free_unused_clients+0x8b/0xd1 [nvidia]
[ 8912.904071] [<f969652a>] nv_kern_ctl_close+0x7a/0xf0 [nvidia]
[ 8912.904197] [<c0192dc7>] __fput+0xa7/0x190
[ 8912.904204] [<c018fd59>] filp_close+0x49/0x80
[ 8912.904209] [<c012eb82>] put_files_struct+0x92/0xb0
[ 8912.904214] [<c012fe80>] do_exit+0x180/0x860
[ 8912.904221] [<c0130586>] do_group_exit+0x26/0x80
[ 8912.904224] [<c0138f47>] get_signal_to_deliver+0x2c7/0x4c0
[ 8912.904228] [<c0138614>] specific_send_sig_info+0x94/0xc0
[ 8912.904234] [<c0103903>] do_notify_resume+0x93/0x740
[ 8912.904245] [<c012d2ab>] printk+0x1b/0x20
[ 8912.904248] [<c031eb84>] do_page_fault+0x2d4/0x730
[ 8912.904257] [<c031e8b0>] do_page_fault+0x0/0x730
[ 8912.904259] [<c010450e>] work_notifysig+0x13/0x25
[ 8912.904265] [<c0310000>] unix_stream_recvmsg+0x250/0x550
[ 8912.904270] =======================
[ 8912.904271] Code: 11 8b 54 c6 5c 8b 44 c6 58 89 44 cf 58 89 54 cf 5c 41 39 cb 77 e5 ba 00 00 00 00 89 d0 83 c5 04 5b 5e 5f c3 57 56 53 8b 7c 24 10 <8b> 47 54 ba 00 00 00 00 8b 5c 24 14 8b 74 24 18 01 c3 11 d6 83
[ 8912.904297] EIP: [<f9586861>] _nv005705rm+0x7/0x4d [nvidia] SS:ESP 0068:f74fdb58
[ 8912.904447] ---[ end trace 22a9953d122a61d1 ]---
[ 8912.904449] Fixing recursive fault but reboot is needed!
[ 8942.382049] ALSA /build/buildd/linux-ubuntu-modules-2.6.24-2.6.24/debian/build/build-generic/sound/alsa-driver/pci/hda/../../alsa-kernel/pci/hda/hda_intel.c:593: hda_intel: azx_get_response timeout, switching to polling mode: last cmd=0x206f000a
root@pc-152:~#
Thank you for reporting this bug and for helping to improve Ubuntu. Does this occur if you use the Xorg nv driver instead of the binary NVIDIA driver?