Re: [Xen-users] 2.6.23 oops

Mark Williamson
Thu, 11 Oct 2007 15:23:57 -0000

Hi there,

I''m going to move this discussion to xen-devel since it sounds like a
bug.

Cheers,
Mark

On Thursday 11 October 2007, Morten Bøgeskov wrote:
> Hello...
>   I''ve tried to run 2.6.23 on xen 3.1.0, my hardware is a Dual
Athlon MP.
> my DomU is running 2.6.23 SMP (vcpus = 1), without SMP it hang during
> boot, with it panics. I''ve attached my config, if somebody thinks
I''ve
> left something out
>
> Does anybody else see this:
>
> ------------[ cut here ]------------
> kernel BUG at arch/i386/xen/multicalls.c:68!
> invalid opcode: 0000 [#1]
> SMP
> CPU:    0
> EIP:    0061:[<c01019a6>]    Not tainted VLI
> EFLAGS: 00010002   (2.6.23 #26)
> EIP is at xen_mc_flush+0xa6/0xb0
> eax: 00000001   ebx: 00000003   ecx: 00000001   edx: c10c1060
> esi: 00000000   edi: 00000001   ebp: c5c8d000   esp: c1101d28
> ds: 007b   es: 007b   fs: 00d8  gs: 0000  ss: e021
> Process swapper (pid: 1, ti=c1100000 task=c10eda90 task.ti=c1100000)
> Stack: 000218ee c10c10a0 c10c1460 c0101ede c5c8ce40 c02b90e0 c10eda90
> 00000000 c0101ff3 c5c8ce40 c015caca c5d3b49c 00000080 c5eadaa0 00000000
> c10eed80 c01584d0 c02b9a80 c5cfd560 c02a53d2 c1142440 c015c077 c1101d84
> c5eadaa0 Call Trace:
>   [<c0101ede>] xen_pgd_pin+0x9e/0x100
>   [<c0101ff3>] xen_activate_mm+0x13/0x20
>   [<c015caca>] flush_old_exec+0x3ca/0x7f0
>   [<c01584d0>] do_sync_read+0x0/0x120
>   [<c015c077>] kernel_read+0x37/0x50
>   [<c018308e>] load_elf_binary+0x2fe/0x1af0
>   [<c013ec27>] __alloc_pages+0x57/0x310
>   [<c0155387>] kmem_cache_alloc+0x47/0x90
>   [<c0147610>] handle_mm_fault+0x540/0x710
>   [<c01585a5>] do_sync_read+0xd5/0x120
>   [<c0145e10>] vm_normal_page+0x10/0x70
>   [<c0145e10>] vm_normal_page+0x10/0x70
>   [<c0146471>] follow_page+0xf1/0x170
>   [<c01478ca>] get_user_pages+0xea/0x2e0
>   [<c015bbe2>] get_arg_page+0x42/0xa0
>   [<c015bdc6>] copy_strings+0x186/0x1a0
>   [<c015be64>] search_binary_handler+0x54/0x110
>   [<c015d83b>] do_execve+0x14b/0x170
>   [<c010425f>] sys_execve+0x2f/0x90
>   [<c0105c72>] syscall_call+0x7/0xb
>   [<c010a364>] kernel_execve+0x14/0x20
>   [<c0100173>] init_post+0xa3/0xf0
>   [<c02d594f>] kernel_init+0x20f/0x310
>   [<c0118464>] schedule_tail+0x34/0x90
>   [<c0105b16>] ret_from_fork+0x6/0x20
>   [<c0105c7b>] syscall_exit+0x5/0x1b
>   [<c02d5740>] kernel_init+0x0/0x310
>   [<c02d5740>] kernel_init+0x0/0x310
>   [<c0106e77>] kernel_thread_helper+0x7/0x10
>   ======================


--
Dave: Just a question. What use is a unicyle with no seat?  And no pedals!
Mark: To answer a question with a question: What use is a skateboard?
Dave: Skateboards have wheels.
Mark: My wheel has a wheel!

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