Re: [Xen-devel] incorrect layout of globals from head_64.S during kexec boot

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 06.07.12 at 14:07, Olaf Hering <olaf@xxxxxxxxx> wrote:
> But adding some debug to inspect
> *output in parse_elf() shows that the second entry in program headers is
> already shifted by 44 bytes in my testing, the others are shifted by the
> same amount.

Unfortunately it's not clear what is shifted - the printout below
looks just fine. Also, from your first mail I understood that the shift
there was by an amount not divisible by 4 - does that amount vary?

> Program Headers:
>   Type           Offset   VirtAddr           PhysAddr           FileSiz  
> MemSiz   Flg Align
>   LOAD           0x200000 0xffffffff81000000 0x0000000001000000 0xa3b000 
> 0xa3b000 R E 0x200000
>   LOAD           0xe00000 0xffffffff81c00000 0x0000000001c00000 0x05b0e8 
> 0x05b0e8 RW  0x200000
>   LOAD           0x1000000 0x0000000000000000 0x0000000001c5c000 0x012c40 
> 0x012c40 RW  0x200000
>   LOAD           0x106f000 0xffffffff81c6f000 0x0000000001c6f000 0x087000 
> 0x702000 RWE 0x200000
>   NOTE           0x82d5bc 0xffffffff8162d5bc 0x000000000162d5bc 0x00017c 
> 0x00017c     0x4
> 
> 
> That makes me wonder wether kexec-tools is the culprit.

Possibly, though generally any corruption to the compressed image
should make decompression fail I would think.

Jan


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