DepSurf

Function: reg_state

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: Absent ⚠️
• In 4.13: Absent ⚠️
• In 4.15: Absent ⚠️
• In 4.18: Absent ⚠️
• In 5.0: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811ce329)
  Location: kernel/bpf/verifier.c:1654
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

• In 5.3: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811e2fd8)
  Location: kernel/bpf/verifier.c:2428
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:__check_stack_boundary
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

• In 5.4: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811ef84c)
  Location: kernel/bpf/verifier.c:2429
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:__check_stack_boundary
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

• In 5.8: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81212865)
  Location: kernel/bpf/verifier.c:2777
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_return_code
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:check_stack_boundary
    - kernel/bpf/verifier.c:__check_stack_boundary
    - kernel/bpf/verifier.c:check_xadd
    - kernel/bpf/verifier.c:check_xadd
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

• In 5.11: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff812133e3)
  Location: kernel/bpf/verifier.c:2861
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_return_code
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:check_stack_boundary
    - kernel/bpf/verifier.c:__check_stack_boundary
    - kernel/bpf/verifier.c:check_xadd
    - kernel/bpf/verifier.c:check_xadd
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

• In 5.13: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81215880)
  Location: kernel/bpf/verifier.c:2939
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_return_code
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:check_stack_range_initialized
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_stack_read
  

• In 5.15: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8124bed8)
  Location: kernel/bpf/verifier.c:3005
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_return_code
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:check_stack_range_initialized
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_stack_read
    - kernel/bpf/verifier.c:check_stack_read
  

• In 5.19: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81293147)
  Location: kernel/bpf/verifier.c:3368
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_return_code
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:check_stack_range_initialized
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_stack_read
    - kernel/bpf/verifier.c:check_stack_read
  

• In 6.2: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff812edcff)
  Location: kernel/bpf/verifier.c:3810
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_return_code
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:check_stack_range_initialized
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_stack_read
    - kernel/bpf/verifier.c:check_stack_read
  

• In 6.5: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff813090f3)
  Location: kernel/bpf/verifier.c:4699
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_return_code
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:check_stack_range_initialized
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

• In 6.8: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8132c89d)
  Location: kernel/bpf/verifier.c:4857
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_return_code
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:check_stack_range_initialized
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_atomic
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

Arch

• In arm64: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffff800010273748)
  Location: kernel/bpf/verifier.c:2429
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:__check_stack_boundary
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

• In armhf: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (c04a56f4)
  Location: kernel/bpf/verifier.c:2429
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:__check_stack_boundary
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

• In ppc64el: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (c00000000031b0e8)
  Location: kernel/bpf/verifier.c:2429
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:__check_stack_boundary
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

• In riscv64: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffe0001ac2c2)
  Location: kernel/bpf/verifier.c:2429
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:__check_stack_boundary
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

Flavor

• In aws: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811e7e6c)
  Location: kernel/bpf/verifier.c:2429
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:__check_stack_boundary
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

• In azure: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811dac2c)
  Location: kernel/bpf/verifier.c:2429
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:__check_stack_boundary
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

• In gcp: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811e5c3c)
  Location: kernel/bpf/verifier.c:2429
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:__check_stack_boundary
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

• In lowlatency: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811f4004)
  Location: kernel/bpf/verifier.c:2429
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:do_check
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_cond_jmp_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_alu_op
    - kernel/bpf/verifier.c:check_func_arg
    - kernel/bpf/verifier.c:__check_stack_boundary
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
  

Differences