This patch series:
  - fixes kernel halt caused by incorrect physical addresses
      in KASan shadow region page tables in case of non-zero phys_base;
  - consolidates early KASan initialization.

Changes from v2:
  - move KASan shadow region page tables to BSS;
  - use __PAGE_KERNEL flags for describing kasan_zero_page in kasan_zero_pte.

Changes from v3:
  - improve commit message.

Changes from v4:
  - add Andrey's patch which removes faulty clear_page(init_level4_pgt);
  - call kasan_map_early_shadow() for early_level4_pgt and init_level4_pgt
      in kasan_early_init().

Alexander Popov (1):
  x86_64: fix KASan shadow region page tables

Andrey Ryabinin (1):
  x86_64: remove not needed clear_page for init_level4_page

 arch/x86/include/asm/kasan.h |  8 ++------
 arch/x86/kernel/head64.c     | 12 ++++++------
 arch/x86/kernel/head_64.S    | 29 -----------------------------
 arch/x86/mm/kasan_init_64.c  | 36 ++++++++++++++++++++++++++++++++++--
 4 files changed, 42 insertions(+), 43 deletions(-)

-- 
1.9.1

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