Re: 2.6.28: Moved to SATA driver (w/PATA support), kernel OOPS at boot

[Robert Hancock <hancockr@shaw.ca>]

Justin Piszcz wrote:
> Switched from the old IDE interface (disabled it) to SATA only in the 
> kernel:
> 
> [    1.788921] irq 11: nobody cared (try booting with the "irqpoll" option)
> [    1.788978] Pid: 0, comm: swapper Not tainted 2.6.28 #4
> [    1.789031] Call Trace:
> [    1.789085]  [<c0134153>] __report_bad_irq+0x24/0x81
> [    1.789138]  [<c01342df>] note_interrupt+0x12f/0x170
> [    1.789191]  [<c01338dc>] handle_IRQ_event+0x25/0x4a
> [    1.789244]  [<c01348c4>] handle_level_irq+0x7a/0x90
> [    1.789299]  [<c0104e07>] do_IRQ+0x6f/0x88
> [    1.789352]  [<c012c1c4>] getnstimeofday+0x3b/0xd1
> [    1.789407]  [<c010f150>] smp_apic_timer_interrupt+0x41/0x71
> [    1.789461]  [<c0103973>] common_interrupt+0x23/0x28
> [    1.789515]  [<c011c9bf>] __do_softirq+0x2d/0xea
> [    1.789535]  [<c011caa2>] do_softirq+0x26/0x2e
> [    1.789535]  [<c010f150>] smp_apic_timer_interrupt+0x41/0x71
> [    1.789535]  [<c01039a0>] apic_timer_interrupt+0x28/0x30
> [    1.789535]  [<c0108362>] default_idle+0x36/0x42
> [    1.789535]  [<c0101f7c>] cpu_idle+0x4b/0x5f
> [    1.789535]  [<c0586925>] start_kernel+0x221/0x261
> [    1.789535]  [<c05864d3>] unknown_bootoption+0x0/0x1e3
> [    1.789535] handlers:
> [    1.789535] [<c039e087>] (ata_sff_interrupt+0x0/0x242)
> [    1.789535] Disabling IRQ #11
> 
> Full dmesg:
> http://home.comcast.net/~jpiszcz/20090125/dmesg20090125.txt
> 
> Kernel config:
> http://home.comcast.net/~jpiszcz/20090125/2.6.28-config.txt
> 
> This never happened with the old IDE layer.
> 
> Justin.
> 

That presumably is some kind of bug, yes, or oddity of that controller.. 
OK, who knows pata_pdc2027x hardware? :-)