Hello,

Random totally freeze system ... somethings syslogd shows


hda-intel: IRQ timing workaround is activated for card #0. Suggest a bigger bdl_pos_adj.
NVRM: GPU at 0000:01:00.0 has fallen off the bus.
NVRM: GPU at 0000:01:00.0 has fallen off the bus.
irq 16: nobody cared (try booting with the "irqpoll" option)
Pid: 3277, comm: X Tainted: P           O 3.3.1 #1
Call Trace:
 [<c0843bd6>] ? printk+0x18/0x1a
 [<c047ae24>] __report_bad_irq+0x24/0xc0
 [<c047b086>] note_interrupt+0x116/0x1c0
 [<c04790bb>] handle_irq_event_percpu+0x6b/0x140
 [<c047b890>] ? unmask_irq+0x20/0x20
 [<c04791be>] handle_irq_event+0x2e/0x50
 [<c047b890>] ? unmask_irq+0x20/0x20
 [<c047b8d6>] handle_fasteoi_irq+0x46/0xd0
 <IRQ>  [<c040433d>] ? do_IRQ+0x3d/0xb0
 [<c0434f13>] ? irq_exit+0x63/0xa0
 [<c084b230>] ? common_interrupt+0x30/0x38
 [<c05d5d04>] ? __copy_to_user_ll+0x44/0x70
 [<c05d5f1b>] ? copy_to_user+0x3b/0x50
 [<c043429d>] ? sys_gettimeofday+0x2d/0x70
 [<c084ad17>] ? sysenter_do_call+0x12/0x26
handlers:
[<c06b4eb0>] ahci_interrupt
[<c06c49c0>] usb_hcd_irq
[<c06c49c0>] usb_hcd_irq
Disabling IRQ #16
[jsanz@darkstar ~]$ cat /proc/interrupts 
           CPU0       CPU1       CPU2       CPU3       
  0:        117          0          0          3   IO-APIC-edge      timer
  1:          0          0          0          2   IO-APIC-edge      i8042
  8:          0          0          0          1   IO-APIC-edge      rtc0
  9:          0          0          0          0   IO-APIC-fasteoi   acpi
 16:          0     100001          0          0   IO-APIC-fasteoi   ahci, uhci_hcd:usb3, uhci_hcd:usb9
 17:          0          0          0          0   IO-APIC-fasteoi   pata_jmicron
 18:          0          0          0          2   IO-APIC-fasteoi   ehci_hcd:usb1, u


Fedora 16
Linux darkstar 3.3.1 #1 SMP Mon Apr 2 20:15:49 CEST 2012 i686 i686 i386 GNU/Linux
X 1.11.4 
nvidia gt240 - nvidia drivers 295.33