295.49 has not fixed the crashes--it just happened again:
[35437.091037] NVRM: GPU at 0000:01:00.0 has fallen off the bus. [35437.091072] NVRM: GPU at 0000:01:00.0 has fallen off the bus. [35438.672076] irq 16: nobody cared (try booting with the "irqpoll" option) [35438.672082] Pid: 0, comm: BFS/0 Tainted: P C O 3.3.6-pf-adp+ #6 [35438.672085] Call Trace: [35438.672093] [<c154ddf6>] ? printk+0x2d/0x2f [35438.672099] [<c10b4139>] __report_bad_irq+0x29/0xd0 [35438.672103] [<c10b43ae>] note_interrupt+0x11e/0x1d0 [35438.672209] [<f9bce853>] ? nv_kern_isr+0x33/0x70 [nvidia] [35438.672213] [<c10b21ee>] handle_irq_event_percpu+0x9e/0x200 [35438.672217] [<c10269e8>] ? default_spin_lock_flags+0x8/0x10 [35438.672221] [<c15560ad>] ? _raw_spin_lock_irqsave+0x2d/0x40 [35438.672225] [<c10b238b>] handle_irq_event+0x3b/0x60 [35438.672228] [<c10b4c20>] ? unmask_irq+0x30/0x30 [35438.672231] [<c10b4c6e>] handle_fasteoi_irq+0x4e/0xd0 [35438.672233] <IRQ> [<c155d3b2>] ? do_IRQ+0x42/0xc0 [35438.672240] [<c1084f2a>] ? tick_notify+0x2ca/0x3e0 [35438.672244] [<c155d2f0>] ? common_interrupt+0x30/0x38 [35438.672247] [<c1556035>] ? _raw_spin_unlock_irqrestore+0x15/0x20 [35438.672251] [<c108462d>] ? clockevents_notify+0x3d/0x100 [35438.672255] [<c13168d5>] ? lapic_timer_state_broadcast+0x36/0x39 [35438.672259] [<c13169eb>] ? acpi_idle_enter_simple+0x113/0x133 [35438.672263] [<c1448d9d>] ? cpuidle_idle_call+0xad/0x250 [35438.672267] [<c100174c>] ? cpu_idle+0x9c/0xe0 [35438.672271] [<c1531825>] ? rest_init+0x5d/0x68 [35438.672275] [<c17f5745>] ? start_kernel+0x357/0x35d [35438.672278] [<c17f517f>] ? loglevel+0x2b/0x2b [35438.672281] [<c17f5078>] ? i386_start_kernel+0x78/0x7d [35438.672283] handlers: [35438.672366] [<f9bce820>] nv_kern_isr [35438.672369] Disabling IRQ #16
295.49 has not fixed the crashes--it just happened again:
[35437.091037] NVRM: GPU at 0000:01:00.0 has fallen off the bus. bad_irq+ 0x29/0xd0 0x11e/0x1d0 isr+0x33/ 0x70 [nvidia] irq_event_ percpu+ 0x9e/0x200 spin_lock_ flags+0x8/ 0x10 lock_irqsave+ 0x2d/0x40 irq_event+ 0x3b/0x60 irq+0x30/ 0x30 fasteoi_ irq+0x4e/ 0xd0 0x2ca/0x3e0 interrupt+ 0x30/0x38 unlock_ irqrestore+ 0x15/0x20 notify+ 0x3d/0x100 state_broadcast +0x36/0x39 enter_simple+ 0x113/0x133 idle_call+ 0xad/0x250 0x357/0x35d kernel+ 0x78/0x7d
[35437.091072] NVRM: GPU at 0000:01:00.0 has fallen off the bus.
[35438.672076] irq 16: nobody cared (try booting with the "irqpoll" option)
[35438.672082] Pid: 0, comm: BFS/0 Tainted: P C O 3.3.6-pf-adp+ #6
[35438.672085] Call Trace:
[35438.672093] [<c154ddf6>] ? printk+0x2d/0x2f
[35438.672099] [<c10b4139>] __report_
[35438.672103] [<c10b43ae>] note_interrupt+
[35438.672209] [<f9bce853>] ? nv_kern_
[35438.672213] [<c10b21ee>] handle_
[35438.672217] [<c10269e8>] ? default_
[35438.672221] [<c15560ad>] ? _raw_spin_
[35438.672225] [<c10b238b>] handle_
[35438.672228] [<c10b4c20>] ? unmask_
[35438.672231] [<c10b4c6e>] handle_
[35438.672233] <IRQ> [<c155d3b2>] ? do_IRQ+0x42/0xc0
[35438.672240] [<c1084f2a>] ? tick_notify+
[35438.672244] [<c155d2f0>] ? common_
[35438.672247] [<c1556035>] ? _raw_spin_
[35438.672251] [<c108462d>] ? clockevents_
[35438.672255] [<c13168d5>] ? lapic_timer_
[35438.672259] [<c13169eb>] ? acpi_idle_
[35438.672263] [<c1448d9d>] ? cpuidle_
[35438.672267] [<c100174c>] ? cpu_idle+0x9c/0xe0
[35438.672271] [<c1531825>] ? rest_init+0x5d/0x68
[35438.672275] [<c17f5745>] ? start_kernel+
[35438.672278] [<c17f517f>] ? loglevel+0x2b/0x2b
[35438.672281] [<c17f5078>] ? i386_start_
[35438.672283] handlers:
[35438.672366] [<f9bce820>] nv_kern_isr
[35438.672369] Disabling IRQ #16