DepSurf

Function: strnlen_unsafe_user

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: ✅

  long int strnlen_unsafe_user(const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff8121da50)
  Location: mm/maccess.c:206
  Inline: False
  Direct callers:
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  ffffffff8121da50-ffffffff8121daa8: strnlen_unsafe_user (STB_GLOBAL)
  

• In 5.4: ✅

  long int strnlen_unsafe_user(const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff8122b4f0)
  Location: mm/maccess.c:243
  Inline: False
  Direct callers:
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  ffffffff8122b4f0-ffffffff8122b548: strnlen_unsafe_user (STB_GLOBAL)
  

• 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: Absent ⚠️
• In 6.8: Absent ⚠️

Arch

• In arm64: ✅

  long int strnlen_unsafe_user(const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffff8000102b9f60)
  Location: mm/maccess.c:243
  Inline: False
  Direct callers:
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  ffff8000102b9f60-ffff8000102ba03c: strnlen_unsafe_user (STB_GLOBAL)
  

• In armhf: ✅

  long int strnlen_unsafe_user(const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (c04e6094)
  Location: mm/maccess.c:243
  Inline: False
  Direct callers:
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  c04e6094-c04e6110: strnlen_unsafe_user (STB_GLOBAL)
  

• In ppc64el: ✅

  long int strnlen_unsafe_user(const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (c000000000371f50)
  Location: mm/maccess.c:243
  Inline: False
  Direct callers:
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  c000000000371f50-c000000000372000: strnlen_unsafe_user (STB_GLOBAL)
  

• In riscv64: ✅

  long int strnlen_unsafe_user(const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffe0001dd292)
  Location: mm/maccess.c:243
  Inline: False
  

  Symbols:

  ffffffe0001dd292-ffffffe0001dd2fa: strnlen_unsafe_user (STB_GLOBAL)
  

Flavor

• In aws: ✅

  long int strnlen_unsafe_user(const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff81223b40)
  Location: mm/maccess.c:243
  Inline: False
  Direct callers:
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  ffffffff81223b40-ffffffff81223b98: strnlen_unsafe_user (STB_GLOBAL)
  

• In azure: ✅

  long int strnlen_unsafe_user(const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff81216cf0)
  Location: mm/maccess.c:243
  Inline: False
  Direct callers:
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  ffffffff81216cf0-ffffffff81216d48: strnlen_unsafe_user (STB_GLOBAL)
  

• In gcp: ✅

  long int strnlen_unsafe_user(const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff812218e0)
  Location: mm/maccess.c:243
  Inline: False
  Direct callers:
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  ffffffff812218e0-ffffffff81221938: strnlen_unsafe_user (STB_GLOBAL)
  

• In lowlatency: ✅

  long int strnlen_unsafe_user(const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff81230aa0)
  Location: mm/maccess.c:243
  Inline: False
  Direct callers:
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  ffffffff81230aa0-ffffffff81230af8: strnlen_unsafe_user (STB_GLOBAL)
  

Differences

Regular

• No changes between 5.3 and 5.4 ✅

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 ✅