[   44.042406] BUG: unable to handle kernel NULL pointer dereference at 0000000000000001
[   44.045238] IP: [<0000000000000001>] 0x0
[   44.046374] PGD 0 
[   44.048030] Oops: 0010 [#1] PREEMPT SMP 
[   44.048030] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp iptable_filter ip_tables x_tables bnep rfcomm bluetooth bridge stp llc lp snd_ctxfi snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer coretemp snd_seq_device kvm_intel snd kvm soundcore snd_page_alloc psmouse gpio_ich i5400_edac joydev serio_raw edac_core lpc_ich mac_hid shpchp ppdev i5k_amb parport_pc parport dcdbas microcode dm_multipath scsi_dh netconsole configfs dm_mirror dm_region_hash dm_log hid_logitech_dj hid_generic usbhid hid nouveau ttm tg3 drm_kms_helper firewire_ohci e1000e firewire_core crc_itu_t ptp drm pps_core i2c_algo_bit mxm_wmi video wmi
[   44.048030] CPU 3 
[   44.048030] Pid: 0, comm: swapper/3 Not tainted 3.9.0-rc3-xeon #rc3 Dell Inc. Precision WorkStation T5400  /0RW203
[   44.048030] RIP: 0010:[<0000000000000001>]  [<0000000000000001>] 0x0
[   44.048030] RSP: 0018:ffff8802afcc3d80  EFLAGS: 00010087
[   44.064933] RAX: ffff88029f6e5808 RBX: 0000000000000001 RCX: 0000000000000000
[   44.064933] RDX: 0000000000000096 RSI: 0000000000000001 RDI: ffff88029f6e5808
[   44.064933] RBP: ffff8802afcc3dc8 R08: 0000000000000000 R09: 0000000000000004
[   44.064933] R10: 000000000000002c R11: ffff88029e559a98 R12: ffff8802a376cb78
[   44.064933] R13: ffff88029f6e57e0 R14: ffff88029f6e57f8 R15: ffff88029f6e5808
[   44.064933] FS:  0000000000000000(0000) GS:ffff8802afcc0000(0000) knlGS:0000000000000000
[   44.064933] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[   44.064933] CR2: 0000000000000001 CR3: 000000029fa67000 CR4: 00000000000007e0
[   44.064933] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   44.064933] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[   44.064933] Process swapper/3 (pid: 0, threadinfo ffff8802a355e000, task ffff8802a3535c40)
[   44.064933] Stack:
[   44.064933]  ffffffffa0159d8a 0000000000000082 ffff88029f6e5820 0000000000000001
[   44.064933]  ffff88029f71aa00 0000000000000000 0000000000000000 0000000004000000
[   44.064933]  0000000004000000 ffff8802afcc3e38 ffffffffa01843b5 ffff8802afcc3df8
[   44.064933] Call Trace:
[   44.064933]  <IRQ> 
[   44.064933]  [<ffffffffa0159d8a>] ? nouveau_event_trigger+0xaa/0xe0 [nouveau]
[   44.064933]  [<ffffffffa01843b5>] nv50_disp_intr+0xc5/0x200 [nouveau]
[   44.064933]  [<ffffffff816fbacc>] ? _raw_spin_unlock_irqrestore+0x2c/0x50
[   44.064933]  [<ffffffff816ff98d>] ? notifier_call_chain+0x4d/0x70
[   44.064933]  [<ffffffffa017a105>] nouveau_mc_intr+0xb5/0x110 [nouveau]
[   44.064933]  [<ffffffffa01d45ff>] nouveau_irq_handler+0x6f/0x80 [nouveau]
[   44.064933]  [<ffffffff810eec95>] handle_irq_event_percpu+0x75/0x260
[   44.064933]  [<ffffffff810eeec8>] handle_irq_event+0x48/0x70
[   44.064933]  [<ffffffff810f205a>] handle_fasteoi_irq+0x5a/0x100
[   44.064933]  [<ffffffff810182f2>] handle_irq+0x22/0x40
[   44.064933]  [<ffffffff8170561a>] do_IRQ+0x5a/0xd0
[   44.064933]  [<ffffffff816fc2ad>] common_interrupt+0x6d/0x6d
[   44.064933]  <EOI> 
[   44.064933]  [<ffffffff810449b6>] ? native_safe_halt+0x6/0x10
[   44.064933]  [<ffffffff8101ea1d>] default_idle+0x3d/0x170
[   44.064933]  [<ffffffff8101f736>] cpu_idle+0x116/0x130
[   44.064933]  [<ffffffff816e2a06>] start_secondary+0x251/0x258
[   44.064933] Code:  Bad RIP value.
[   44.064933] RIP  [<0000000000000001>] 0x0
[   44.064933]  RSP <ffff8802afcc3d80>
[   44.064933] CR2: 0000000000000001
[   44.064933] ---[ end trace 907323cb8ce6f301 ]---
[   44.064933] Kernel panic - not syncing: Fatal exception in interrupt
[   44.064933] drm_kms_helper: panic occurred, switching back to text console
[   44.064933] ------------[ cut here ]------------
[   44.064933] WARNING: at /home/peter/src/kernels/mainline/drivers/gpu/drm/drm_crtc.c:82 drm_warn_on_modeset_not_all_locked+0x6d/0x90 [drm]()
[   44.064933] Hardware name: Precision WorkStation T5400  
[   44.064933] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp iptable_filter ip_tables x_tables bnep rfcomm bluetooth bridge stp llc lp snd_ctxfi snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer coretemp snd_seq_device kvm_intel snd kvm soundcore snd_page_alloc psmouse gpio_ich i5400_edac joydev serio_raw edac_core lpc_ich mac_hid shpchp ppdev i5k_amb parport_pc parport dcdbas microcode dm_multipath scsi_dh netconsole configfs dm_mirror dm_region_hash dm_log hid_logitech_dj hid_generic usbhid hid nouveau ttm tg3 drm_kms_helper firewire_ohci e1000e firewire_core crc_itu_t ptp drm pps_core i2c_algo_bit mxm_wmi video wmi
[   44.064933] Pid: 0, comm: swapper/3 Tainted: G      D      3.9.0-rc3-xeon #rc3
[   44.064933] Call Trace:
[   44.064933]  <IRQ>  [<ffffffff8105824f>] warn_slowpath_common+0x7f/0xc0
[   44.064933]  [<ffffffff810582aa>] warn_slowpath_null+0x1a/0x20
[   44.064933]  [<ffffffffa0036e6d>] drm_warn_on_modeset_not_all_locked+0x6d/0x90 [drm]
[   44.064933]  [<ffffffffa006eb4c>] drm_fb_helper_restore_fbdev_mode+0x1c/0x70 [drm_kms_helper]
[   44.064933]  [<ffffffffa006ebed>] drm_fb_helper_force_kernel_mode+0x4d/0xa0 [drm_kms_helper]
[   44.064933]  [<ffffffffa006f2db>] drm_fb_helper_panic+0x2b/0x30 [drm_kms_helper]
[   44.064933]  [<ffffffff816ff98d>] notifier_call_chain+0x4d/0x70
[   44.064933]  [<ffffffff816ff9f8>] __atomic_notifier_call_chain+0x48/0x70
[   44.064933]  [<ffffffff816ffa36>] atomic_notifier_call_chain+0x16/0x20
[   44.064933]  [<ffffffff816ed5d4>] panic+0xef/0x1d0
[   44.064933]  [<ffffffff816fd24a>] oops_end+0xea/0xf0
[   44.064933]  [<ffffffff816ed02b>] no_context+0x1d9/0x1e8
[   44.064933]  [<ffffffff816ed1fa>] __bad_area_nosemaphore+0x1c0/0x1df
[   44.064933]  [<ffffffff816ed22c>] bad_area_nosemaphore+0x13/0x15
[   44.064933]  [<ffffffff816ff71e>] __do_page_fault+0x30e/0x4e0
[   44.064933]  [<ffffffff816fbaec>] ? _raw_spin_unlock_irqrestore+0x4c/0x50
[   44.064933]  [<ffffffff814b6e9a>] ? __scsi_queue_insert+0xba/0x140
[   44.064933]  [<ffffffff8105f552>] ? ns_to_timeval+0x12/0x40
[   44.064933]  [<ffffffff810b00d2>] ? ktime_get+0x52/0xe0
[   44.064933]  [<ffffffff816ff91b>] do_page_fault+0x2b/0x50
[   44.064933]  [<ffffffff816fc5c8>] page_fault+0x28/0x30
[   44.064933]  [<ffffffffa0159d8a>] ? nouveau_event_trigger+0xaa/0xe0 [nouveau]
[   44.064933]  [<ffffffffa01843b5>] nv50_disp_intr+0xc5/0x200 [nouveau]
[   44.064933]  [<ffffffff816fbacc>] ? _raw_spin_unlock_irqrestore+0x2c/0x50
[   44.064933]  [<ffffffff816ff98d>] ? notifier_call_chain+0x4d/0x70
[   44.064933]  [<ffffffffa017a105>] nouveau_mc_intr+0xb5/0x110 [nouveau]
[   44.064933]  [<ffffffffa01d45ff>] nouveau_irq_handler+0x6f/0x80 [nouveau]
[   44.064933]  [<ffffffff810eec95>] handle_irq_event_percpu+0x75/0x260
[   44.064933]  [<ffffffff810eeec8>] handle_irq_event+0x48/0x70
[   44.064933]  [<ffffffff810f205a>] handle_fasteoi_irq+0x5a/0x100
[   44.064933]  [<ffffffff810182f2>] handle_irq+0x22/0x40
[   44.064933]  [<ffffffff8170561a>] do_IRQ+0x5a/0xd0
[   44.064933]  [<ffffffff816fc2ad>] common_interrupt+0x6d/0x6d
[   44.064933]  <EOI>  [<ffffffff810449b6>] ? native_safe_halt+0x6/0x10
[   44.064933]  [<ffffffff8101ea1d>] default_idle+0x3d/0x170
[   44.064933]  [<ffffffff8101f736>] cpu_idle+0x116/0x130
[   44.064933]  [<ffffffff816e2a06>] start_secondary+0x251/0x258
[   44.064933] ---[ end trace 907323cb8ce6f302 ]---
[   44.064933] ------------[ cut here ]------------
[   44.064933] WARNING: at /home/peter/src/kernels/mainline/drivers/gpu/drm/drm_crtc.c:82 drm_warn_on_modeset_not_all_locked+0x6d/0x90 [drm]()
[   44.064933] Hardware name: Precision WorkStation T5400  
[   44.064933] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp iptable_filter ip_tables x_tables bnep rfcomm bluetooth bridge stp llc lp snd_ctxfi snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer coretemp snd_seq_device kvm_intel snd kvm soundcore snd_page_alloc psmouse gpio_ich i5400_edac joydev serio_raw edac_core lpc_ich mac_hid shpchp ppdev i5k_amb parport_pc parport dcdbas microcode dm_multipath scsi_dh netconsole configfs dm_mirror dm_region_hash dm_log hid_logitech_dj hid_generic usbhid hid nouveau ttm tg3 drm_kms_helper firewire_ohci e1000e firewire_core crc_itu_t ptp drm pps_core i2c_algo_bit mxm_wmi video wmi
[   44.064933] Pid: 0, comm: swapper/3 Tainted: G      D W    3.9.0-rc3-xeon #rc3
[   44.064933] Call Trace:
[   44.064933]  <IRQ>  [<ffffffff8105824f>] warn_slowpath_common+0x7f/0xc0
[   44.064933]  [<ffffffff810582aa>] warn_slowpath_null+0x1a/0x20
[   44.064933]  [<ffffffffa0036e6d>] drm_warn_on_modeset_not_all_locked+0x6d/0x90 [drm]
[   44.064933]  [<ffffffffa006eb4c>] drm_fb_helper_restore_fbdev_mode+0x1c/0x70 [drm_kms_helper]
[   44.064933]  [<ffffffffa006ebed>] drm_fb_helper_force_kernel_mode+0x4d/0xa0 [drm_kms_helper]
[   44.064933]  [<ffffffffa006f2db>] drm_fb_helper_panic+0x2b/0x30 [drm_kms_helper]
[   44.064933]  [<ffffffff816ff98d>] notifier_call_chain+0x4d/0x70
[   44.064933]  [<ffffffff816ff9f8>] __atomic_notifier_call_chain+0x48/0x70
[   44.064933]  [<ffffffff816ffa36>] atomic_notifier_call_chain+0x16/0x20
[   44.064933]  [<ffffffff816ed5d4>] panic+0xef/0x1d0
[   44.064933]  [<ffffffff816fd24a>] oops_end+0xea/0xf0
[   44.064933]  [<ffffffff816ed02b>] no_context+0x1d9/0x1e8
[   44.064933]  [<ffffffff816ed1fa>] __bad_area_nosemaphore+0x1c0/0x1df
[   44.064933]  [<ffffffff816ed22c>] bad_area_nosemaphore+0x13/0x15
[   44.064933]  [<ffffffff816ff71e>] __do_page_fault+0x30e/0x4e0
[   44.064933]  [<ffffffff816fbaec>] ? _raw_spin_unlock_irqrestore+0x4c/0x50
[   44.064933]  [<ffffffff814b6e9a>] ? __scsi_queue_insert+0xba/0x140
[   44.064933]  [<ffffffff8105f552>] ? ns_to_timeval+0x12/0x40
[   44.064933]  [<ffffffff810b00d2>] ? ktime_get+0x52/0xe0
[   44.064933]  [<ffffffff816ff91b>] do_page_fault+0x2b/0x50
[   44.064933]  [<ffffffff816fc5c8>] page_fault+0x28/0x30
[   44.064933]  [<ffffffffa0159d8a>] ? nouveau_event_trigger+0xaa/0xe0 [nouveau]
[   44.064933]  [<ffffffffa01843b5>] nv50_disp_intr+0xc5/0x200 [nouveau]
[   44.064933]  [<ffffffff816fbacc>] ? _raw_spin_unlock_irqrestore+0x2c/0x50
[   44.064933]  [<ffffffff816ff98d>] ? notifier_call_chain+0x4d/0x70
[   44.064933]  [<ffffffffa017a105>] nouveau_mc_intr+0xb5/0x110 [nouveau]
[   44.064933]  [<ffffffffa01d45ff>] nouveau_irq_handler+0x6f/0x80 [nouveau]
[   44.064933]  [<ffffffff810eec95>] handle_irq_event_percpu+0x75/0x260
[   44.064933]  [<ffffffff810eeec8>] handle_irq_event+0x48/0x70
[   44.064933]  [<ffffffff810f205a>] handle_fasteoi_irq+0x5a/0x100
[   44.064933]  [<ffffffff810182f2>] handle_irq+0x22/0x40
[   44.064933]  [<ffffffff8170561a>] do_IRQ+0x5a/0xd0
[   44.064933]  [<ffffffff816fc2ad>] common_interrupt+0x6d/0x6d
[   44.064933]  <EOI>  [<ffffffff810449b6>] ? native_safe_halt+0x6/0x10
[   44.064933]  [<ffffffff8101ea1d>] default_idle+0x3d/0x170
[   44.064933]  [<ffffffff8101f736>] cpu_idle+0x116/0x130
[   44.064933]  [<ffffffff816e2a06>] start_secondary+0x251/0x258
[   44.064933] ---[ end trace 907323cb8ce6f303 ]---
[   44.064933] ------------[ cut here ]------------
[   44.064933] WARNING: at /home/peter/src/kernels/mainline/drivers/gpu/drm/drm_crtc.c:84 drm_warn_on_modeset_not_all_locked+0x80/0x90 [drm]()
[   44.064933] Hardware name: Precision WorkStation T5400  
[   44.064933] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp iptable_filter ip_tables x_tables bnep rfcomm bluetooth bridge stp llc lp snd_ctxfi snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer coretemp snd_seq_device kvm_intel snd kvm soundcore snd_page_alloc psmouse gpio_ich i5400_edac joydev serio_raw edac_core lpc_ich mac_hid shpchp ppdev i5k_amb parport_pc parport dcdbas microcode dm_multipath scsi_dh netconsole configfs dm_mirror dm_region_hash dm_log hid_logitech_dj hid_generic usbhid hid nouveau ttm tg3 drm_kms_helper firewire_ohci e1000e firewire_core crc_itu_t ptp drm pps_core i2c_algo_bit mxm_wmi video wmi
[   44.064933] Pid: 0, comm: swapper/3 Tainted: G      D W    3.9.0-rc3-xeon #rc3
[   44.064933] Call Trace:
[   44.064933]  <IRQ>  [<ffffffff8105824f>] warn_slowpath_common+0x7f/0xc0
[   44.064933]  [<ffffffff810582aa>] warn_slowpath_null+0x1a/0x20
[   44.064933]  [<ffffffffa0036e80>] drm_warn_on_modeset_not_all_locked+0x80/0x90 [drm]
[   44.064933]  [<ffffffffa006eb4c>] drm_fb_helper_restore_fbdev_mode+0x1c/0x70 [drm_kms_helper]
[   44.064933]  [<ffffffffa006ebed>] drm_fb_helper_force_kernel_mode+0x4d/0xa0 [drm_kms_helper]
[   44.064933]  [<ffffffffa006f2db>] drm_fb_helper_panic+0x2b/0x30 [drm_kms_helper]
[   44.064933]  [<ffffffff816ff98d>] notifier_call_chain+0x4d/0x70
[   44.064933]  [<ffffffff816ff9f8>] __atomic_notifier_call_chain+0x48/0x70
[   44.064933]  [<ffffffff816ffa36>] atomic_notifier_call_chain+0x16/0x20
[   44.064933]  [<ffffffff816ed5d4>] panic+0xef/0x1d0
[   44.064933]  [<ffffffff816fd24a>] oops_end+0xea/0xf0
[   44.064933]  [<ffffffff816ed02b>] no_context+0x1d9/0x1e8
[   44.064933]  [<ffffffff816ed1fa>] __bad_area_nosemaphore+0x1c0/0x1df
[   44.064933]  [<ffffffff816ed22c>] bad_area_nosemaphore+0x13/0x15
[   44.064933]  [<ffffffff816ff71e>] __do_page_fault+0x30e/0x4e0
[   44.064933]  [<ffffffff816fbaec>] ? _raw_spin_unlock_irqrestore+0x4c/0x50
[   44.064933]  [<ffffffff814b6e9a>] ? __scsi_queue_insert+0xba/0x140
[   44.064933]  [<ffffffff8105f552>] ? ns_to_timeval+0x12/0x40
[   44.064933]  [<ffffffff810b00d2>] ? ktime_get+0x52/0xe0
[   44.064933]  [<ffffffff816ff91b>] do_page_fault+0x2b/0x50
[   44.064933]  [<ffffffff816fc5c8>] page_fault+0x28/0x30
[   44.064933]  [<ffffffffa0159d8a>] ? nouveau_event_trigger+0xaa/0xe0 [nouveau]
[   44.064933]  [<ffffffffa01843b5>] nv50_disp_intr+0xc5/0x200 [nouveau]
[   44.064933]  [<ffffffff816fbacc>] ? _raw_spin_unlock_irqrestore+0x2c/0x50
[   44.064933]  [<ffffffff816ff98d>] ? notifier_call_chain+0x4d/0x70
[   44.064933]  [<ffffffffa017a105>] nouveau_mc_intr+0xb5/0x110 [nouveau]
[   44.064933]  [<ffffffffa01d45ff>] nouveau_irq_handler+0x6f/0x80 [nouveau]
[   44.064933]  [<ffffffff810eec95>] handle_irq_event_percpu+0x75/0x260
[   44.064933]  [<ffffffff810eeec8>] handle_irq_event+0x48/0x70
[   44.064933]  [<ffffffff810f205a>] handle_fasteoi_irq+0x5a/0x100
[   44.064933]  [<ffffffff810182f2>] handle_irq+0x22/0x40
[   44.064933]  [<ffffffff8170561a>] do_IRQ+0x5a/0xd0
[   44.064933]  [<ffffffff816fc2ad>] common_interrupt+0x6d/0x6d
[   44.064933]  <EOI>  [<ffffffff810449b6>] ? native_safe_halt+0x6/0x10
[   44.064933]  [<ffffffff8101ea1d>] default_idle+0x3d/0x170
[   44.064933]  [<ffffffff8101f736>] cpu_idle+0x116/0x130
[   44.064933]  [<ffffffff816e2a06>] start_secondary+0x251/0x258
[   44.064933] ---[ end trace 907323cb8ce6f304 ]---