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Re: [Xen-devel] xen-4.3 (unstable) panic

On Mon, Oct 01, 2012 at 11:24:06PM +0400, Igor Kozhukhov wrote:
>    Hello All,
>    I try port xen-unstable to illumos-based platform.
>    I have made some changes on illumos and built xen, but have panic - take a
>    look [1]http://pastebin.com/fZSrExek
>    I'd like to see some comments - what I need to check/update.

kmdb: single-step stop on division by zero (#de) trap
kmdb: target stopped at:
sti+0x85:       popq   %r10
[0]> $C
ffffff0003ed1c20 sti+0x85()
ffffff0003e05970 switch_sp_and_call+0x13()
ffffff0003e059d0 do_interrupt+0x14a()
ffffff0003e05a80 xen_callback_handler+0x42d(ffffff0003e05a90, fffffffffbc1d778)
ffffff0003e05a90 xen_callback+0x18f()
ffffff0003e05ba0 __hypercall2+0xa()
ffffff0003e05bb0 HYPERVISOR_block+0x10()
ffffff0003e05bc0 mach_cpu_idle+0x1d()
ffffff0003e05bf0 cpu_idle+0xfe()
ffffff0003e05c00 cpu_idle_adaptive+0x13()
ffffff0003e05c20 idle+0x41()
ffffff0003e05c30 thread_start+8()

So it stopped/crashed because of a division by zero in the dom0 kernel? 
You need to fix the kernel not to do a divizion by zero?

-- Pasi

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