DepSurf

Function: check_ptr_off_reg

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: Absent ⚠️
• In 5.3: Absent ⚠️
• In 5.4: Absent ⚠️
• In 5.8: Absent ⚠️
• In 5.11: Absent ⚠️
• In 5.13: Absent ⚠️
• In 5.15: Absent ⚠️
• In 5.19: Selective Inline ⚠️

  int check_ptr_off_reg(struct bpf_verifier_env *env, const struct bpf_reg_state *reg, int regno);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8128b854)
  Location: kernel/bpf/verifier.c:3647
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_ld_abs
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff81290160-ffffffff8129017e: check_ptr_off_reg (STB_GLOBAL)
  

• In 6.2: Selective Inline ⚠️

  int check_ptr_off_reg(struct bpf_verifier_env *env, const struct bpf_reg_state *reg, int regno);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff812e40c8)
  Location: kernel/bpf/verifier.c:4089
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_ld_abs
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff812e9130-ffffffff812e914e: check_ptr_off_reg (STB_GLOBAL)
  

• In 6.5: Selective Inline ⚠️

  int check_ptr_off_reg(struct bpf_verifier_env *env, const struct bpf_reg_state *reg, int regno);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8130ee37)
  Location: kernel/bpf/verifier.c:4974
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_ld_abs
    - kernel/bpf/verifier.c:check_mem_access
  

  Symbols:

  ffffffff81315380-ffffffff8131539e: check_ptr_off_reg (STB_GLOBAL)
  

• In 6.8: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8132f067)
  Location: kernel/bpf/verifier.c:5132
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_ld_abs
    - kernel/bpf/verifier.c:check_mem_access
  

Arch

• In arm64: Absent ⚠️
• In armhf: Absent ⚠️
• In ppc64el: Absent ⚠️
• In riscv64: Absent ⚠️

Flavor

• In aws: Absent ⚠️
• In azure: Absent ⚠️
• In gcp: Absent ⚠️
• In lowlatency: Absent ⚠️

Differences

Regular

• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅