On Tue, Apr 12, 2016 at 07:14:47AM +0100, pa...@fisheyehq.com wrote:
> Hi,
> 
> Has anyone else got an issue with running FreeBSD SVN r297810 inside a 
> VirtualBox session?
> 
> I installed 10.3, booting under EFI on my second harddrive (Windows in 
> on the first drive). FreeBSD would boot correctly from UEFI boot or from 
> inside VirtualBox. I SVNed up to head (r297810), compiled and installed 
> it.
> It will now boot correctly from UEFI boot, but kernel traps very early 
> on when booted from VirtualBox.
> 
> As a side note, I am using booting from zfs.
> I am starting FreeBSD by calling boot1.efi from inside EFIShell (from 
> both UEFI boot and VirtualBox)
> 
> Has anyone else seen this? Is it my setup?
> 
> real memory  = 4831838208 (4608 MB)
> avail memory = 4096802816 (3907 MB)
> Event timer "LAPIC" quality 400
> APIC APIC Table: <VBOX   VBOXAPIC>
> Random: unblocking device.
> Loapic0 <Version 1.1> irqs 0-23 on motherboard Kernel trap 1 with 
> interrupts disabled
> 
> 
> Fatal trap 1: privileged instruction fault while in kernel mode cpuid = 
> 0: apic id = 00
> instruction pointer     = 0x20:0xffffffff80fed419
> stack pointer           = 0x28:0xffffffff824d9c00
> frame pointer           = 0x28:0xffffffff824d9c80
> code segment            = base 0x0, Limit 0xfffff, type 0x1b
>                           = DPL 0, pres 1, long 1, def32 0, gran 1
> Processor eflags        = resume, IOPL = 0
> Current process         = 0 (swapper)
> [ thread pid 0 tid 100000 ]
> Stopped as      native_lapic_setup+0x99:         lesl    %edx,%esp
> db>bt
> Tracing pis 0 tid 100000 td 0xffffffff81d351b0
> native_lapic_setup() at native_lapic_setup+0x99/frame 0xffffffff8249c80
> apic_setup_io() at apic_setup_io+0x53/frame 0xffffffff824d9c90
> mi_startup() at mi_startup+0x118/frame 0xffffffff824d9cb0
> btext() at btext+0x2c
> db>
> 
Was the panic text above trascribed from the screen manually ?

Anyway, please do 'kgdb kernel.debug' for your HEAD kernel, and
send me the disassemble of the native_lapic_setup function.
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