DepSurf

Function: mark_reg_invalid

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: Absent ⚠️
• In 6.2: Absent ⚠️
• In 6.5: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8130050b)
  Location: kernel/bpf/verifier.c:1028
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:clear_all_pkt_pointers
    - kernel/bpf/verifier.c:clear_all_pkt_pointers
    - kernel/bpf/verifier.c:clear_all_pkt_pointers
    - kernel/bpf/verifier.c:clear_all_pkt_pointers
    - kernel/bpf/verifier.c:process_spin_lock
    - kernel/bpf/verifier.c:process_spin_lock
    - kernel/bpf/verifier.c:process_spin_lock
    - kernel/bpf/verifier.c:process_spin_lock
    - kernel/bpf/verifier.c:destroy_if_dynptr_stack_slot
    - kernel/bpf/verifier.c:destroy_if_dynptr_stack_slot
    - kernel/bpf/verifier.c:destroy_if_dynptr_stack_slot
    - kernel/bpf/verifier.c:destroy_if_dynptr_stack_slot
  

• In 6.8: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff813241a5)
  Location: kernel/bpf/verifier.c:837
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:invalidate_non_owning_refs
    - kernel/bpf/verifier.c:invalidate_non_owning_refs
    - kernel/bpf/verifier.c:invalidate_non_owning_refs
    - kernel/bpf/verifier.c:invalidate_non_owning_refs
    - kernel/bpf/verifier.c:clear_all_pkt_pointers
    - kernel/bpf/verifier.c:clear_all_pkt_pointers
    - kernel/bpf/verifier.c:clear_all_pkt_pointers
    - kernel/bpf/verifier.c:clear_all_pkt_pointers
    - kernel/bpf/verifier.c:destroy_if_dynptr_stack_slot
    - kernel/bpf/verifier.c:destroy_if_dynptr_stack_slot
    - kernel/bpf/verifier.c:destroy_if_dynptr_stack_slot
    - kernel/bpf/verifier.c:destroy_if_dynptr_stack_slot
  

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