Re: xenmp testing

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

On Mon, Jan 09, 2012 at 01:18:35PM +0530, Cherry G. Mathew wrote:
> Hi,
> 
> I'd like to call for participation and user feedback of xen MP on -current
> 
> There are a few known bugs (clock drift, diagnostic message spam on
> console, etc.), but please feel free to file bugs and/or report here.

On a amd64 domU with 4 CPUs I see under high load:
xpq_flush_queue: 1 entries (0 successful)
0x0000000220a58010: 0x000000014d121067
panic: HYPERVISOR_mmu_update failed, ret: -22

fatal breakpoint trap in supervisor mode
trap type 1 code 0 rip ffffffff80134585 cs e030 rflags 246 cr2  603000 cpl 6 rsp
 ffffa0004fc4af60
Stopped in pid 22483.1 (env) at netbsd:breakpoint+0x5:  leave
breakpoint() at netbsd:breakpoint+0x5
vpanic() at netbsd:vpanic+0x1f2
printf_nolog() at netbsd:printf_nolog
xpq_queue_machphys_update() at netbsd:xpq_queue_machphys_update
pmap_zero_page() at netbsd:pmap_zero_page+0xd6
uvm_pagealloc_strat() at netbsd:uvm_pagealloc_strat+0x3d8
uvmfault_promote() at netbsd:uvmfault_promote+0x138
uvm_fault_internal() at netbsd:uvm_fault_internal+0xaff
trap() at netbsd:trap+0x5f5

And on xen console:
(XEN) mm.c:2424:d1 Bad type (saw 3400000000000001 != exp 7000000000000000) for 
mfn 20e43d (pfn 13727)
(XEN) mm.c:907:d1 Error getting mfn 20e43d (pfn 13727) from L1 entry 
000000020e43d067 for l1e_owner=1, pg_owner=1

I don't know yet if it's related to kern/45830

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