Re: [PATCH v4 3/4] x86, boot: Implement ASLR for kernel memory sections (x86_64)

2016-05-12 Thread Thomas Garnier 
Sorry about that. I will fix and send a new iteration this afternoon.

Thomas

On Thu, May 12, 2016 at 9:27 AM, kbuild test robot  wrote:
> Hi,
>
> [auto build test ERROR on next-20160512]
> [cannot apply to tip/x86/core v4.6-rc7 v4.6-rc6 v4.6-rc5 v4.6-rc7]
> [if your patch is applied to the wrong git tree, please drop us a note to 
> help improving the system]
>
> url:
> https://github.com/0day-ci/linux/commits/Thomas-Garnier/x86-boot-KASLR-memory-randomization/20160513-001319
> config: i386-tinyconfig (attached as .config)
> compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430
> reproduce:
> # save the attached .config to linux build tree
> make ARCH=i386
>
> Note: the 
> linux-review/Thomas-Garnier/x86-boot-KASLR-memory-randomization/20160513-001319
>  HEAD cc523b95f012eb1d78508133b5b19b0a561ed3e1 builds fine.
>   It only hurts bisectibility.
>
> All errors (new ones prefixed by >>):
>
>arch/x86/mm/init.c: In function 'init_mem_mapping':
>>> arch/x86/mm/init.c:595:2: error: 'trampoline_pgd_entry' undeclared (first 
>>> use in this function)
>  trampoline_pgd_entry = init_level4_pgt[pgd_index(__PAGE_OFFSET)];
>  ^~~~
>arch/x86/mm/init.c:595:2: note: each undeclared identifier is reported 
> only once for each function it appears in
>>> arch/x86/mm/init.c:595:25: error: 'init_level4_pgt' undeclared (first use 
>>> in this function)
>  trampoline_pgd_entry = init_level4_pgt[pgd_index(__PAGE_OFFSET)];
> ^~~
>
> vim +/trampoline_pgd_entry +595 arch/x86/mm/init.c
>
>589  #endif
>590
>591  /* the ISA range is always mapped regardless of memory holes 
> */
>592  init_memory_mapping(0, ISA_END_ADDRESS);
>593
>594  /* Default trampoline pgd value */
>  > 595  trampoline_pgd_entry = 
> init_level4_pgt[pgd_index(__PAGE_OFFSET)];
>596
>597  /* Init the trampoline page table if needed for KASLR memory 
> */
>598  kaslr_trampoline_init();
>
> ---
> 0-DAY kernel test infrastructureOpen Source Technology Center
> https://lists.01.org/pipermail/kbuild-all   Intel Corporation

Re: [PATCH v4 3/4] x86, boot: Implement ASLR for kernel memory sections (x86_64)

2016-05-12 Thread Thomas Garnier 
Sorry about that. I will fix and send a new iteration this afternoon.

Thomas

On Thu, May 12, 2016 at 9:27 AM, kbuild test robot  wrote:
> Hi,
>
> [auto build test ERROR on next-20160512]
> [cannot apply to tip/x86/core v4.6-rc7 v4.6-rc6 v4.6-rc5 v4.6-rc7]
> [if your patch is applied to the wrong git tree, please drop us a note to 
> help improving the system]
>
> url:
> https://github.com/0day-ci/linux/commits/Thomas-Garnier/x86-boot-KASLR-memory-randomization/20160513-001319
> config: i386-tinyconfig (attached as .config)
> compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430
> reproduce:
> # save the attached .config to linux build tree
> make ARCH=i386
>
> Note: the 
> linux-review/Thomas-Garnier/x86-boot-KASLR-memory-randomization/20160513-001319
>  HEAD cc523b95f012eb1d78508133b5b19b0a561ed3e1 builds fine.
>   It only hurts bisectibility.
>
> All errors (new ones prefixed by >>):
>
>arch/x86/mm/init.c: In function 'init_mem_mapping':
>>> arch/x86/mm/init.c:595:2: error: 'trampoline_pgd_entry' undeclared (first 
>>> use in this function)
>  trampoline_pgd_entry = init_level4_pgt[pgd_index(__PAGE_OFFSET)];
>  ^~~~
>arch/x86/mm/init.c:595:2: note: each undeclared identifier is reported 
> only once for each function it appears in
>>> arch/x86/mm/init.c:595:25: error: 'init_level4_pgt' undeclared (first use 
>>> in this function)
>  trampoline_pgd_entry = init_level4_pgt[pgd_index(__PAGE_OFFSET)];
> ^~~
>
> vim +/trampoline_pgd_entry +595 arch/x86/mm/init.c
>
>589  #endif
>590
>591  /* the ISA range is always mapped regardless of memory holes 
> */
>592  init_memory_mapping(0, ISA_END_ADDRESS);
>593
>594  /* Default trampoline pgd value */
>  > 595  trampoline_pgd_entry = 
> init_level4_pgt[pgd_index(__PAGE_OFFSET)];
>596
>597  /* Init the trampoline page table if needed for KASLR memory 
> */
>598  kaslr_trampoline_init();
>
> ---
> 0-DAY kernel test infrastructureOpen Source Technology Center
> https://lists.01.org/pipermail/kbuild-all   Intel Corporation

Re: [PATCH v4 3/4] x86, boot: Implement ASLR for kernel memory sections (x86_64)

2016-05-12 Thread kbuild test robot 
Hi,

[auto build test ERROR on next-20160512]
[cannot apply to tip/x86/core v4.6-rc7 v4.6-rc6 v4.6-rc5 v4.6-rc7]
[if your patch is applied to the wrong git tree, please drop us a note to help 
improving the system]

url:
https://github.com/0day-ci/linux/commits/Thomas-Garnier/x86-boot-KASLR-memory-randomization/20160513-001319
config: i386-tinyconfig (attached as .config)
compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430
reproduce:
# save the attached .config to linux build tree
make ARCH=i386 

Note: the 
linux-review/Thomas-Garnier/x86-boot-KASLR-memory-randomization/20160513-001319 
HEAD cc523b95f012eb1d78508133b5b19b0a561ed3e1 builds fine.
  It only hurts bisectibility.

All errors (new ones prefixed by >>):

   arch/x86/mm/init.c: In function 'init_mem_mapping':
>> arch/x86/mm/init.c:595:2: error: 'trampoline_pgd_entry' undeclared (first 
>> use in this function)
 trampoline_pgd_entry = init_level4_pgt[pgd_index(__PAGE_OFFSET)];
 ^~~~
   arch/x86/mm/init.c:595:2: note: each undeclared identifier is reported only 
once for each function it appears in
>> arch/x86/mm/init.c:595:25: error: 'init_level4_pgt' undeclared (first use in 
>> this function)
 trampoline_pgd_entry = init_level4_pgt[pgd_index(__PAGE_OFFSET)];
^~~

vim +/trampoline_pgd_entry +595 arch/x86/mm/init.c

   589  #endif
   590  
   591  /* the ISA range is always mapped regardless of memory holes */
   592  init_memory_mapping(0, ISA_END_ADDRESS);
   593  
   594  /* Default trampoline pgd value */
 > 595  trampoline_pgd_entry = 
 > init_level4_pgt[pgd_index(__PAGE_OFFSET)];
   596  
   597  /* Init the trampoline page table if needed for KASLR memory */
   598  kaslr_trampoline_init();

---
0-DAY kernel test infrastructureOpen Source Technology Center
https://lists.01.org/pipermail/kbuild-all   Intel Corporation


.config.gz
Description: Binary data

Re: [PATCH v4 3/4] x86, boot: Implement ASLR for kernel memory sections (x86_64)

2016-05-12 Thread kbuild test robot 
Hi,

[auto build test ERROR on next-20160512]
[cannot apply to tip/x86/core v4.6-rc7 v4.6-rc6 v4.6-rc5 v4.6-rc7]
[if your patch is applied to the wrong git tree, please drop us a note to help 
improving the system]

url:
https://github.com/0day-ci/linux/commits/Thomas-Garnier/x86-boot-KASLR-memory-randomization/20160513-001319
config: i386-tinyconfig (attached as .config)
compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430
reproduce:
# save the attached .config to linux build tree
make ARCH=i386 

Note: the 
linux-review/Thomas-Garnier/x86-boot-KASLR-memory-randomization/20160513-001319 
HEAD cc523b95f012eb1d78508133b5b19b0a561ed3e1 builds fine.
  It only hurts bisectibility.

All errors (new ones prefixed by >>):

   arch/x86/mm/init.c: In function 'init_mem_mapping':
>> arch/x86/mm/init.c:595:2: error: 'trampoline_pgd_entry' undeclared (first 
>> use in this function)
 trampoline_pgd_entry = init_level4_pgt[pgd_index(__PAGE_OFFSET)];
 ^~~~
   arch/x86/mm/init.c:595:2: note: each undeclared identifier is reported only 
once for each function it appears in
>> arch/x86/mm/init.c:595:25: error: 'init_level4_pgt' undeclared (first use in 
>> this function)
 trampoline_pgd_entry = init_level4_pgt[pgd_index(__PAGE_OFFSET)];
^~~

vim +/trampoline_pgd_entry +595 arch/x86/mm/init.c

   589  #endif
   590  
   591  /* the ISA range is always mapped regardless of memory holes */
   592  init_memory_mapping(0, ISA_END_ADDRESS);
   593  
   594  /* Default trampoline pgd value */
 > 595  trampoline_pgd_entry = 
 > init_level4_pgt[pgd_index(__PAGE_OFFSET)];
   596  
   597  /* Init the trampoline page table if needed for KASLR memory */
   598  kaslr_trampoline_init();

---
0-DAY kernel test infrastructureOpen Source Technology Center
https://lists.01.org/pipermail/kbuild-all   Intel Corporation


.config.gz
Description: Binary data