DepSurf

Function: get_random_u64

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: Absent ⚠️
• In 4.13: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff815a8870)
  Location: drivers/char/random.c:2094
  Inline: False
  Direct callers:
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - mm/slab_common.c:cache_random_seq_create
    - fs/binfmt_elf.c:load_elf_binary
    - fs/compat_binfmt_elf.c:load_elf_binary
    - drivers/char/random.c:randomize_page
  

  Symbols:

  ffffffff815a8870-ffffffff815a894b: get_random_u64 (STB_GLOBAL)
  

• In 4.15: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff8160f170)
  Location: drivers/char/random.c:2093
  Inline: False
  Direct callers:
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - mm/slab_common.c:cache_random_seq_create
    - mm/slub.c:__kmem_cache_create
    - fs/binfmt_elf.c:load_elf_binary
    - fs/compat_binfmt_elf.c:load_elf_binary
    - drivers/char/random.c:randomize_page
  

  Symbols:

  ffffffff8160f170-ffffffff8160f249: get_random_u64 (STB_GLOBAL)
  

• In 4.18: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff81648850)
  Location: drivers/char/random.c:2201
  Inline: False
  Direct callers:
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - mm/slab_common.c:cache_random_seq_create
    - mm/slub.c:kmem_cache_open
    - fs/binfmt_elf.c:load_elf_binary
    - fs/compat_binfmt_elf.c:load_elf_binary
    - drivers/char/random.c:randomize_page
  

  Symbols:

  ffffffff81648850-ffffffff81648929: get_random_u64 (STB_GLOBAL)
  

• In 5.0: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff816672f0)
  Location: drivers/char/random.c:2226
  Inline: False
  Direct callers:
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - mm/slab_common.c:cache_random_seq_create
    - mm/slub.c:kmem_cache_open
    - fs/binfmt_elf.c:load_elf_binary
    - fs/compat_binfmt_elf.c:load_elf_binary
    - drivers/char/random.c:randomize_page
  

  Symbols:

  ffffffff816672f0-ffffffff816673c9: get_random_u64 (STB_GLOBAL)
  

• In 5.3: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff8169c840)
  Location: drivers/char/random.c:2310
  Inline: False
  Direct callers:
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - kernel/fork.c:copy_process
    - kernel/seccomp.c:seccomp_set_mode_filter
    - mm/slab_common.c:cache_random_seq_create
    - mm/shuffle.c:add_to_free_area_random
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
    - fs/binfmt_elf.c:load_elf_binary
    - fs/compat_binfmt_elf.c:load_elf_binary
    - drivers/char/random.c:randomize_page
  

  Symbols:

  ffffffff8169c840-ffffffff8169c8e1: get_random_u64 (STB_GLOBAL)
  

• In 5.4: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff816bf5b0)
  Location: drivers/char/random.c:2371
  Inline: False
  Direct callers:
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - kernel/fork.c:copy_process
    - kernel/seccomp.c:seccomp_set_mode_filter
    - mm/util.c:randomize_stack_top
    - mm/slab_common.c:cache_random_seq_create
    - mm/shuffle.c:add_to_free_area_random
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
    - drivers/char/random.c:randomize_page
  

  Symbols:

  ffffffff816bf5b0-ffffffff816bf651: get_random_u64 (STB_GLOBAL)
  

• In 5.8: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff81772600)
  Location: drivers/char/random.c:2191
  Inline: False
  Direct callers:
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - kernel/fork.c:dup_task_struct
    - kernel/seccomp.c:init_listener
    - mm/util.c:randomize_stack_top
    - mm/slab_common.c:cache_random_seq_create
    - mm/shuffle.c:shuffle_pick_tail
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
    - drivers/char/random.c:randomize_page
  

  Symbols:

  ffffffff81772600-ffffffff817726ac: get_random_u64 (STB_GLOBAL)
  

• In 5.11: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff8178d670)
  Location: drivers/char/random.c:2190
  Inline: False
  Direct callers:
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - kernel/fork.c:dup_task_struct
    - kernel/seccomp.c:init_listener
    - mm/util.c:randomize_stack_top
    - mm/slab_common.c:cache_random_seq_create
    - mm/shuffle.c:shuffle_pick_tail
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
    - lib/random32.c:prandom_reseed
    - lib/random32.c:prandom_reseed
    - drivers/char/random.c:randomize_page
  

  Symbols:

  ffffffff8178d670-ffffffff8178d71c: get_random_u64 (STB_GLOBAL)
  

• In 5.13: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff81770620)
  Location: drivers/char/random.c:2166
  Inline: False
  Direct callers:
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - kernel/fork.c:dup_task_struct
    - kernel/seccomp.c:seccomp_set_mode_filter
    - mm/util.c:randomize_stack_top
    - mm/slab_common.c:cache_random_seq_create
    - mm/shuffle.c:shuffle_pick_tail
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
    - lib/random32.c:prandom_reseed
    - lib/random32.c:prandom_reseed
    - drivers/char/random.c:randomize_page
  

  Symbols:

  ffffffff81770620-ffffffff817706cd: get_random_u64 (STB_GLOBAL)
  

• In 5.15: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff817f5f30)
  Location: drivers/char/random.c:2191
  Inline: False
  Direct callers:
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - kernel/fork.c:dup_task_struct
    - kernel/seccomp.c:seccomp_set_mode_filter
    - mm/util.c:randomize_stack_top
    - mm/slab_common.c:cache_random_seq_create
    - mm/shuffle.c:shuffle_pick_tail
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
    - lib/random32.c:prandom_reseed
    - lib/random32.c:prandom_reseed
    - drivers/char/random.c:randomize_page
  

  Symbols:

  ffffffff817f5f30-ffffffff817f5ff6: get_random_u64 (STB_GLOBAL)
  

• In 5.19: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff819351d0)
  Location: drivers/char/random.c:509
  Inline: False
  Direct callers:
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - kernel/fork.c:dup_task_struct
    - kernel/seccomp.c:seccomp_set_mode_filter
    - mm/util.c:randomize_page
    - mm/util.c:randomize_stack_top
    - mm/slab_common.c:cache_random_seq_create
    - mm/shuffle.c:shuffle_pick_tail
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
  

  Symbols:

  ffffffff819351d0-ffffffff81935303: get_random_u64 (STB_GLOBAL)
  

• In 6.2: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff81a93bd0)
  Location: drivers/char/random.c:533
  Inline: False
  Direct callers:
    - init/main.c:start_kernel
    - arch/x86/kernel/espfix_64.c:init_espfix_bsp
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - kernel/fork.c:dup_task_struct
    - kernel/seccomp.c:seccomp_set_mode_filter
    - mm/util.c:randomize_page
    - mm/util.c:randomize_stack_top
    - mm/slab_common.c:cache_random_seq_create
    - mm/shuffle.c:shuffle_pick_tail
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
  

  Symbols:

  ffffffff81a93bd0-ffffffff81a93d05: get_random_u64 (STB_GLOBAL)
  

• In 6.5: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff81adf6c0)
  Location: drivers/char/random.c:533
  Inline: False
  Direct callers:
    - init/main.c:start_kernel
    - arch/x86/kernel/espfix_64.c:init_espfix_bsp
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - kernel/fork.c:dup_task_struct
    - kernel/seccomp.c:seccomp_set_mode_filter
    - mm/util.c:randomize_page
    - mm/util.c:randomize_stack_top
    - mm/shuffle.c:shuffle_pick_tail
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
  

  Symbols:

  ffffffff81adf6c0-ffffffff81adf7f5: get_random_u64 (STB_GLOBAL)
  

• In 6.8: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff81b32ae0)
  Location: drivers/char/random.c:533
  Inline: False
  Direct callers:
    - init/main.c:start_kernel
    - arch/x86/kernel/espfix_64.c:init_espfix_bsp
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - kernel/fork.c:dup_task_struct
    - kernel/seccomp.c:seccomp_set_mode_filter
    - mm/util.c:randomize_page
    - mm/util.c:randomize_stack_top
    - mm/slab_common.c:create_kmalloc_caches
    - mm/shuffle.c:shuffle_pick_tail
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
  

  Symbols:

  ffffffff81b32ae0-ffffffff81b32c15: get_random_u64 (STB_GLOBAL)
  

Arch

• In arm64: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffff8000108b0168)
  Location: drivers/char/random.c:2371
  Inline: False
  Direct callers:
    - arch/arm64/kvm/va_layout.c:compute_layout
    - kernel/fork.c:dup_task_struct
    - kernel/seccomp.c:seccomp_set_mode_filter
    - mm/util.c:arch_mmap_rnd
    - mm/util.c:arch_mmap_rnd
    - mm/util.c:randomize_stack_top
    - mm/slab_common.c:cache_random_seq_create
    - mm/shuffle.c:add_to_free_area_random
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
    - drivers/char/random.c:randomize_page
  

  Symbols:

  ffff8000108b0168-ffff8000108b0270: get_random_u64 (STB_GLOBAL)
  

• In armhf: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (c09aa7c4)
  Location: drivers/char/random.c:2371
  Inline: False
  Direct callers:
    - kernel/seccomp.c:seccomp_set_mode_filter
    - mm/shuffle.c:add_to_free_area_random
  

  Symbols:

  c09aa7c4-c09aa858: get_random_u64 (STB_GLOBAL)
  

• In ppc64el: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (c000000000948160)
  Location: drivers/char/random.c:2371
  Inline: False
  Direct callers:
    - init/main.c:start_kernel
    - arch/powerpc/kernel/process.c:arch_randomize_brk
    - arch/powerpc/kernel/process.c:arch_randomize_brk
    - arch/powerpc/kernel/smp.c:start_secondary
    - arch/powerpc/mm/mmap.c:arch_mmap_rnd
    - kernel/fork.c:copy_process
    - kernel/seccomp.c:seccomp_set_mode_filter
    - mm/util.c:randomize_stack_top
    - mm/slab_common.c:cache_random_seq_create
    - mm/shuffle.c:add_to_free_area_random
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
    - drivers/char/random.c:randomize_page
  

  Symbols:

  c000000000948160-c00000000094825c: get_random_u64 (STB_GLOBAL)
  

• In riscv64: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffe00056249a)
  Location: drivers/char/random.c:2371
  Inline: False
  Direct callers:
    - kernel/seccomp.c:seccomp_set_mode_filter
    - mm/util.c:arch_pick_mmap_layout
    - mm/util.c:randomize_stack_top
    - mm/slab_common.c:cache_random_seq_create
    - mm/shuffle.c:add_to_free_area_random
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
    - drivers/char/random.c:randomize_page
  

  Symbols:

  ffffffe00056249a-ffffffe000562540: get_random_u64 (STB_GLOBAL)
  

Flavor

• In aws: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff81685000)
  Location: drivers/char/random.c:2371
  Inline: False
  Direct callers:
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - kernel/fork.c:copy_process
    - kernel/seccomp.c:seccomp_set_mode_filter
    - mm/util.c:randomize_stack_top
    - mm/slab_common.c:cache_random_seq_create
    - mm/shuffle.c:add_to_free_area_random
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
    - drivers/char/random.c:randomize_page
  

  Symbols:

  ffffffff81685000-ffffffff816850a1: get_random_u64 (STB_GLOBAL)
  

• In azure: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff81662ca0)
  Location: drivers/char/random.c:2371
  Inline: False
  Direct callers:
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - kernel/fork.c:copy_process
    - kernel/seccomp.c:seccomp_set_mode_filter
    - mm/util.c:randomize_stack_top
    - mm/slab_common.c:cache_random_seq_create
    - mm/shuffle.c:add_to_free_area_random
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
    - drivers/char/random.c:randomize_page
  

  Symbols:

  ffffffff81662ca0-ffffffff81662d41: get_random_u64 (STB_GLOBAL)
  

• In gcp: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff816b33f0)
  Location: drivers/char/random.c:2371
  Inline: False
  Direct callers:
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - kernel/fork.c:copy_process
    - kernel/seccomp.c:seccomp_set_mode_filter
    - mm/util.c:randomize_stack_top
    - mm/slab_common.c:cache_random_seq_create
    - mm/shuffle.c:add_to_free_area_random
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
    - drivers/char/random.c:randomize_page
  

  Symbols:

  ffffffff816b33f0-ffffffff816b3491: get_random_u64 (STB_GLOBAL)
  

• In lowlatency: ✅

  u64 get_random_u64();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/char/random.c (ffffffff816cd970)
  Location: drivers/char/random.c:2371
  Inline: False
  Direct callers:
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_pick_mmap_layout
    - arch/x86/mm/mmap.c:arch_mmap_rnd
    - kernel/fork.c:copy_process
    - kernel/seccomp.c:seccomp_set_mode_filter
    - mm/util.c:randomize_stack_top
    - mm/slab_common.c:cache_random_seq_create
    - mm/shuffle.c:add_to_free_area_random
    - mm/shuffle.c:__shuffle_zone
    - mm/slub.c:kmem_cache_open
    - drivers/char/random.c:randomize_page
  

  Symbols:

  ffffffff816cd970-ffffffff816cda11: get_random_u64 (STB_GLOBAL)
  

Differences

Regular

• No changes between 4.13 and 4.15 ✅
• No changes between 4.15 and 4.18 ✅
• No changes between 4.18 and 5.0 ✅
• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• No changes between 5.4 and 5.8 ✅
• No changes between 5.8 and 5.11 ✅
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅

Arch

• No changes between amd64 and arm64 ✅
• No changes between amd64 and armhf ✅
• No changes between amd64 and ppc64el ✅
• No changes between amd64 and riscv64 ✅

Flavor

• No changes between generic and aws ✅
• No changes between generic and azure ✅
• No changes between generic and gcp ✅
• No changes between generic and lowlatency ✅