Re: port-xen/47720 (Kernel Panic on dom0 shutdown or reboot when using RAIDframe)

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Sat, Jan 10, 2015 at 05:25:00PM +0000, Andreas Gustafsson wrote:
> The following reply was made to PR port-xen/47720; it has been noted by GNATS.
> 
> From: Andreas Gustafsson <gson%gson.org@localhost>
> To: Manuel Bouyer <bouyer%antioche.eu.org@localhost>
> Cc: gnats-bugs%NetBSD.org@localhost
> Subject: Re: port-xen/47720 (Kernel Panic on dom0 shutdown or reboot when
>  using RAIDframe)
> Date: Sat, 10 Jan 2015 19:21:42 +0200
> 
>  Manuel Bouyer wrote:
>  > > > BTW, what is event 6 mapped to on your system ?
>  
>  piixide0 in my case.  Here are the relevant parts of the dmesg:
>  
>    piixide0 at pci0 dev 1 function 1: Intel 82371SB IDE Interface (PIIX3) (rev. 0x00)
>    piixide0: bus-master DMA support present
>    piixide0: primary channel wired to compatibility mode
>    piixide0: primary channel interrupting at ioapic0 pin 14, event channel 6
>    atabus0 at piixide0 channel 0
>    piixide0: secondary channel wired to compatibility mode
>    piixide0: secondary channel interrupting at ioapic0 pin 15, event channel 7
>    atabus1 at piixide0 channel 1
>    [...]
>    wd0 at atabus0 drive 0
>    wd0: <QEMU HARDDISK>
>    wd0: drive supports 16-sector PIO transfers, LBA48 addressing
>    wd0: 4096 MB, 8322 cyl, 16 head, 63 sec, 512 bytes/sect x 8388608 sectors
>    wd0: 32-bit data port
>    wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 5 (Ultra/100)
>    wd0(piixide0:0:0): using PIO mode 4, DMA mode 2 (using DMA)
>    atapibus0 at atabus1: 2 targets
>    cd0 at atapibus0 drive 0: <QEMU DVD-ROM, QM00003, 2.2.0> cdrom removable
>    cd0: 32-bit data port
>    cd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 5 (Ultra/100)
>    cd0(piixide0:1:0): using PIO mode 4, DMA mode 2 (using DMA)

is pciide0 detached when the panic happens ?

If so it's a know problem: events are not properly shut down on device
detach. Code for this needs to be written.

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--