[PlanetCCRMA] rt kernel failure

[Len]

-- On Wed, 7/22/09, Fernando Lopez-Lezcano <nando at ccrma.Stanford.EDU> wrote:

> From: Fernando Lopez-Lezcano <nando at ccrma.Stanford.EDU>
> Subject: Re: [PlanetCCRMA] rt kernel failure
> To: "Ricardo Dueñas Parada" <rduenasp at gmail.com>
> Cc: planetccrma at ccrma.Stanford.EDU
> Date: Wednesday, July 22, 2009, 12:28 PM
> On Tue, 2009-07-21 at 23:35 -0500,
> Ricardo Dueñas Parada wrote:
> > Hi, I just installed the rt kernel for Fedora 10, but
> when I start
> > session, it tells me there's a failure, this is part
> of the log:
> 
> Thanks for the report. That is a known problem with that
> kernel (which
> does not usually impact usage). If that kernel does not
> work out for you
> you could also try the newer kernels in the
> planetcore-testing
> repository. 
> 
> -- Fernando

I'm getting good results with

kernel-rt-2.6.29.6-1.rt23.2.fc10.ccrma.i686

from the testing repository.

Stable on my desktop (Dual-core Athlon64) and on a friend's Core2Duo HP laptop.

Len

> 
> 
> > Jul 21 23:21:25 localhost kernel: BUG: sleeping
> function called from
> > invalid context IRQ-15(525) at
> arch/x86/mm/highmem_32.c:8
> > Jul 21 23:21:25 localhost kernel: in_atomic():0
> [00000000],
> > irqs_disabled():1
> > Jul 21 23:21:25 localhost kernel: Pid: 525, comm:
> IRQ-15 Not tainted
> > 2.6.26.8-1.rt16.1.fc10.ccrma.i686.rt #1
> > Jul 21 23:21:25 localhost kernel: [<c041fe47>]
> __might_sleep+0xe8/0xed
> > Jul 21 23:21:25 localhost kernel: [<c041cd75>]
> kmap+0x42/0x55
> > Jul 21 23:21:25 localhost kernel: [<c0504250>]
> sg_copy_buffer
> > +0xa6/0x16c
> > Jul 21 23:21:25 localhost kernel: [<c0504323>]
> sg_copy_to_buffer
> > +0xd/0xf
> > Jul 21 23:21:25 localhost kernel: [<f8a88409>]
> atapi_qc_complete
> > +0x25c/0x2b6 [libata]
> > Jul 21 23:21:25 localhost kernel: [<f8a825b5>]
> __ata_qc_complete
> > +0x8e/0x93 [libata]
> > Jul 21 23:21:25 localhost kernel: [<f8a83211>]
> ata_qc_complete
> > +0x197/0x19d [libata]
> > Jul 21 23:21:25 localhost kernel: [<f8a8e999>]
> ata_hsm_qc_complete
> > +0x9b/0xb3 [libata]
> > Jul 21 23:21:25 localhost kernel: [<f8a8efb3>]
> ata_sff_hsm_move
> > +0x602/0x64e [libata]
> > Jul 21 23:21:25 localhost kernel: [<c06446c1>] ?
> __rt_spin_lock
> > +0x24/0x61
> > Jul 21 23:21:25 localhost kernel: [<f8a8f25e>]
> ata_sff_interrupt
> > +0x153/0x1eb [libata]
> > Jul 21 23:21:25 localhost kernel: [<c04609a4>]
> handle_IRQ_event
> > +0x49/0xe6
> > Jul 21 23:21:25 localhost kernel: [<c0460e03>]
> do_irqd+0x12b/0x229
> > Jul 21 23:21:25 localhost kernel: [<c0460cd8>] ?
> do_irqd+0x0/0x229
> > Jul 21 23:21:25 localhost kernel: [<c043aa9b>]
> kthread+0x3b/0x61
> > Jul 21 23:21:25 localhost kernel: [<c043aa60>] ?
> kthread+0x0/0x61
> > Jul 21 23:21:25 localhost kernel: [<c0405803>]
> kernel_thread_helper
> > +0x7/0x10
> > Jul 21 23:21:25 localhost kernel:
> =======================
> > 
> > Before that, I installed the driver of the wireless
> card with
> > fwcutter, don't know if that's related.
> > 
> > Any help is appreciated, Thanks.
> > 
> > Ricardo Dueñas
> > _______________________________________________
> > PlanetCCRMA mailing list
> > PlanetCCRMA at ccrma.stanford.edu
> > http://ccrma-mail.stanford.edu/mailman/listinfo/planetccrma
> 
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