Re: 2.6.15-rc5-rt4: BUG: swapper:0 task might have lost a preemptioncheck!

From: K.R. Foley
Date: Thu Dec 22 2005 - 22:16:08 EST


Lee Revell wrote:
> Got this on boot. Same .config as the last one I sent you.
>
> VP_IDE: VIA vt8235 (rev 00) IDE UDMA133 controller on pci0000:00:11.1
> ide1: BM-DMA at 0xe008-0xe00f, BIOS settings: hdc:DMA, hdd:pio
> Probing IDE interface ide1...
> BUG: swapper:0 task might have lost a preemption check!
> [<c010440c>] dump_stack+0x1c/0x20 (20)
> [<c01166aa>] preempt_enable_no_resched+0x5a/0x60 (20)
> [<c0100dd9>] cpu_idle+0x79/0xb0 (12)
> [<c0100280>] _stext+0x40/0x50 (28)
> [<c03078e6>] start_kernel+0x176/0x1d0 (20)
> [<c0100199>] 0xc0100199 (1086889999)
> ---------------------------
> | preempt count: 00000000 ]
> | 0-level deep critical section nesting:
> ----------------------------------------
>
> Lee
>

I have been getting this on my SMP system. I have yet to get a
successful boot. I have been looking with every spare minute I have had
for a couple of days, but have yet to find the problem. :(


--
kr
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