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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] xen 4 via nano u2300 troubles
On 05/20/2010 12:54 PM, Hans de Bruin wrote:
> I have some trouble booting xen 4 x86_64 on my jetway nf76 board. It
> has a via nano u2300 cpu and via vx8800 chipset. Xen stops with an
> error in hvm. As far as i know hvm in the nano 2000 is buggy and
> should be disabled by the bios. Never the less vme shows in cpuinfo:
"vme" is virtual 8086 extensions; hvm is "vt". Xen isn't showing any
messages showing it has detected VT or is trying to use it.
>
> $ cat /proc/cpuinfo
> processor : 0
> vendor_id : CentaurHauls
> cpu family : 6
> model : 15
> model name : VIA Nano processor U2300@1000MHz
> stepping : 2
> cpu MHz : 533.000
> cache size : 1024 KB
> fpu : yes
> fpu_exception : yes
> cpuid level : 10
> wp : yes
> flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
> mca cmov pat clflush acpi mmx fxsr sse sse2 ss tm pbe syscall nx
> fxsr_opt rdtscp lm constant_tsc up rep_good pni monitor est tm2 ssse3
> cx16 xtpr rng rng_en ace ace_en ace2 phe phe_en lahf_lm
> bogomips : 1994.83
> clflush size : 64
> cache_alignment : 128
> address sizes : 36 bits physical, 48 bits virtual
> power management:
>
> Since i am not interested in hvm i changed CONFIG_HVM := y in
> config/x86_64.mk to n, but that did not make the error disapear.
I think you're treading into lightly tested or completely untested
territory if you disable that.
> (XEN) Initing memory sharing.
> (XEN) Xen BUG at /usr/src/xen-4.0-testing.hg/xen/include/asm/hvm/io:34
> (XEN) ----[ Xen-4.0.1-rc1-pre x86_64 debug=n Not tainted ]----
> (XEN) CPU: 0
> (XEN) RIP: e008:[<ffff82c480137644>] iommu_setup+0xd4/0x110
Does booting with iommu=0 help?
J
> (XEN) RFLAGS: 0000000000010282 CONTEXT: hypervisor
> (XEN) rax: 00000000000000ff rbx: 00000000ffffffed rcx:
> 0000000000000000
> (XEN) rdx: 00000000000006b0 rsi: ffff82c480399ba0 rdi:
> ffff830076440ec0
> (XEN) rbp: ffff83000007bfc0 rsp: ffff82c480367e28 r8:
> 0000000000000008
> (XEN) r9: ffff830076440e50 r10: 0000000000000008 r11:
> 0000000000000000
> (XEN) r12: ffff83000007bf70 r13: 0000000000000080 r14:
> ffff83000007bf70
> (XEN) r15: ffff82c480257030 cr0: 000000008005003b cr4:
> 00000000000006b0
> (XEN) cr3: 0000000077b6c000 cr2: 0000000000000000
> (XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: 0000 cs: e008
> (XEN) Xen stack trace from rsp=ffff82c480367e28:
> (XEN) ffff82c480367f28 ffff82c480246818 0000000000000000
> 0000000000000000
> (XEN) 0000000000000000 00007d0000000000 0000000000000000
> ffff83000007bf74
> (XEN) ffffffc48036c000 000000000000000f 000000000007bf00
> 0000000000432440
> (XEN) ffff830077b6cff8 0000000000000000 0000000000f8b000
> 0000100000000000
> (XEN) ffff830077b6dff8 0000000000373000 0000000000000000
> 0000000000000000
> (XEN) 0000000800000000 000000010000006e 0000000000000003
> 00000000000002f8
> (XEN) 0000000000000000 0000000000000000 000000000007fe9c
> 0000000000000000
> (XEN) 0000000000000000 0000000000000000 0000000000000000
> ffff82c4801000b5
> (XEN) 0000000000000000 0000000000000000 0000000000000000
> 0000000000000000
> (XEN) 0000000000000000 0000000000000000 0000000000000000
> 0000000000000000
> (XEN) 0000000000000000 0000000000000000 0000000000000000
> 0000000000000000
> (XEN) 0000000000000000 0000000000000000 0000000000000000
> 0000000000000000
> (XEN) 0000000000000000 0000000000000000 0000000000000000
> 0000000000000000
> (XEN) 0000000000000000 0000000000000000 0000000000000000
> 0000000000000000
> (XEN) 0000000000000000 0000000000000000 ffff8300778f2000
> (XEN) Xen call trace:
> (XEN) [<ffff82c480137644>] iommu_setup+0xd4/0x110
> (XEN) [<ffff82c480246818>] __start_xen+0x2f28/0x3340
> (XEN) [<ffff82c4801000b5>] __high_start+0xa1/0xa3
> (XEN)
> (XEN)
> (XEN) ****************************************
> (XEN) Panic on CPU 0:
> (XEN) Xen BUG at /usr/src/xen-4.0-testing.hg/xen/include/asm/hvm/io:34
> (XEN) ****************************************
> (XEN)
> (XEN) Reboot in five seconds...
> (XEN) Xen BUG at /usr/src/xen-4.0-testing.hg/xen/include/asm/hvm/io:19
> (XEN) ----[ Xen-4.0.1-rc1-pre x86_64 debug=n Not tainted ]----
> (XEN) CPU: 0
> (XEN) RIP: e008:[<ffff82c4801370a2>]
> iommu_read_apic_from_ire+0x22/0x40
> (XEN) RFLAGS: 0000000000010082 CONTEXT: hypervisor
> (XEN) rax: ffff82c4802285e0 rbx: ffff82c480152090 rcx:
> 0000000000000000
> (XEN) rdx: 00000000000000ff rsi: 0000000000000010 rdi:
> 0000000000000000
> (XEN) rbp: 0000000000000000 rsp: ffff82c480367ae8 r8:
> 0000000000000002
> (XEN) r9: 0000000000000000 r10: 0000000000000000 r11:
> 3333333333333333
> (XEN) r12: 0000000000000011 r13: 0000000000000010 r14:
> ffff82c480152020
> (XEN) r15: 0000000000000046 cr0: 0000000080050033 cr4:
> 00000000000006b0
> (XEN) cr3: 0000000077b6c000 cr2: 0000000000000000
> (XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: 0000 cs: e008
> (XEN) Xen stack trace from rsp=ffff82c480367ae8:
> (XEN) 0000000000000046 ffff82c48015261e ffff82c48021617f
> ffff82c48013764e
> (XEN) 0000000000000022 0000000000000000 0000000000000000
> ffff82c48022ad20
> (XEN) 0000000000000022 ffff82c48039eb58 ffff82c480100000
> ffff82c4801526eb
> (XEN) 000000000000000a 0000000000000000 ffff82c48013764e
> ffff82c48015317b
> (XEN) 0000000000000022 000000000000000a ffff82c4801472f5
> 000000000000000a
> (XEN) 0000000000000000 ffff82c48016b7e2 0000000000000286
> ffff82c48016b370
> (XEN) ffff82c48011d247 000013880000e008 0000000000000286
> 0000000000000286
> (XEN) 0000000000000000 ffff82c480133301 0000003000000018
> ffff82c480367cc8
> (XEN) ffff82c480367bf8 ffff82c48037fda1 0000000000000000
> ffff82c480212068
> (XEN) 0000000000000022 0000000000000000 0000000000004000
> 0000000000003fff
> (XEN) ffff82c48011d247 000000000000e008 0000000000000292
> ffff82c480367c50
> (XEN) 0000000000000000 ffff82c48011e12a 00000000000000a3
> 00000000000000a1
> (XEN) ffff82c4801000b5 ffff82c480367f20 ffff82c480100000
> ffff82c480172a5d
> (XEN) ffff82c480367d78 ffff82c480212068 ffff82c480367d78
> ffff82c48013764e
> (XEN) ffff82c480212068 ffff82c480212068 ffff82c480367d78
> ffff82c480173f55
> (XEN) 0000000000000000 0000000000000000 0000000000000096
> ffff82c480367cf8
> (XEN) 0000000000000096 ffff82c480157f75 ffff82000daa1fbc
> ffff82c400000000
> (XEN) ffff82008ac20b0f ffff82c480367d38 0000000000000000
> ffff82c480367f28
> (XEN) ffff830077bc00b4 0000000000000000 000000000000001a
> ffff8300778f2000
> (XEN) ffff83000007bfc0 ffff83000007bf70 0000000000000080
> ffff83000007bf70
> (XEN) Xen call trace:
> (XEN) [<ffff82c4801370a2>] iommu_read_apic_from_ire+0x22/0x40
> (XEN) [<ffff82c48015261e>] __clear_IO_APIC_pin+0x6e/0x100
> (XEN) [<ffff82c48013764e>] iommu_setup+0xde/0x110
> (XEN) [<ffff82c480100000>] _stext+0x0/0x14
> (XEN) [<ffff82c4801526eb>] clear_IO_APIC+0x3b/0x70
> (XEN) [<ffff82c48013764e>] iommu_setup+0xde/0x110
> (XEN) [<ffff82c48015317b>] disable_IO_APIC+0xb/0x1a0
> (XEN) [<ffff82c4801472f5>] disable_local_APIC+0x5/0x60
> (XEN) [<ffff82c48016b7e2>] smp_send_stop+0x52/0x60
> (XEN) [<ffff82c48016b370>] machine_restart+0x60/0x140
> (XEN) [<ffff82c48011d247>] _spin_unlock_irqrestore+0x7/0x10
> (XEN) [<ffff82c480133301>] panic+0x151/0x190
> (XEN) [<ffff82c48011d247>] _spin_unlock_irqrestore+0x7/0x10
> (XEN) [<ffff82c48011e12a>] __print_symbol+0x8a/0xc0
> (XEN) [<ffff82c4801000b5>] __high_start+0xa1/0xa3
> (XEN) [<ffff82c480100000>] _stext+0x0/0x14
> (XEN) [<ffff82c480172a5d>] show_stack+0x14d/0x1d0
> (XEN) [<ffff82c48013764e>] iommu_setup+0xde/0x110
> (XEN) [<ffff82c480173f55>] do_invalid_op+0x645/0x720
> (XEN) [<ffff82c480157f75>] do_IRQ+0x5b5/0x6b0
> (XEN) [<ffff82c4801e8615>] handle_exception_saved+0x2d/0x6b
> (XEN) [<ffff82c480137644>] iommu_setup+0xd4/0x110
> (XEN) [<ffff82c480246818>] __start_xen+0x2f28/0x3340
> (XEN) [<ffff82c4801000b5>] __high_start+0xa1/0xa3
> (XEN)
> (XEN)
> (XEN) ****************************************
> (XEN) Panic on CPU 0:
> (XEN) Xen BUG at /usr/src/xen-4.0-testing.hg/xen/include/asm/hvm/io:19
> (XEN) ****************************************
> (XEN)
> (XEN) Reboot in five seconds...
>
> ( by the way how many hours take five seconds? I had to reboot manually )
>
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