DepSurf

Function: strncpy_from_unsafe

Status

Regular

• In 4.4: ✅

  long int strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff81191620)
  Location: mm/maccess.c:86
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_trace_printk
    - kernel/trace/trace_kprobe.c:fetch_memory_string
  

  Symbols:

  ffffffff81191620-ffffffff81191701: strncpy_from_unsafe (STB_GLOBAL)
  

• In 4.8: ✅

  long int strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff811a5e40)
  Location: mm/maccess.c:86
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_trace_printk
    - kernel/trace/trace_kprobe.c:fetch_memory_string
  

  Symbols:

  ffffffff811a5e40-ffffffff811a5f25: strncpy_from_unsafe (STB_GLOBAL)
  

• In 4.10: ✅

  long int strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff811b61c0)
  Location: mm/maccess.c:86
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_trace_printk
    - kernel/trace/trace_kprobe.c:fetch_memory_string
  

  Symbols:

  ffffffff811b61c0-ffffffff811b62a5: strncpy_from_unsafe (STB_GLOBAL)
  

• In 4.13: ✅

  long int strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff811be0e0)
  Location: mm/maccess.c:86
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_probe_read_str
    - kernel/trace/bpf_trace.c:bpf_trace_printk
    - kernel/trace/trace_kprobe.c:fetch_memory_string
  

  Symbols:

  ffffffff811be0e0-ffffffff811be17c: strncpy_from_unsafe (STB_GLOBAL)
  

• In 4.15: ✅

  long int strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff811d2da0)
  Location: mm/maccess.c:86
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_probe_read_str
    - kernel/trace/bpf_trace.c:bpf_trace_printk
    - kernel/trace/trace_kprobe.c:fetch_memory_string
  

  Symbols:

  ffffffff811d2da0-ffffffff811d2e49: strncpy_from_unsafe (STB_GLOBAL)
  

• In 4.18: ✅

  long int strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff811f4120)
  Location: mm/maccess.c:86
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_probe_read_str
    - kernel/trace/bpf_trace.c:bpf_trace_printk
    - kernel/trace/trace_kprobe.c:fetch_memory_string
  

  Symbols:

  ffffffff811f4120-ffffffff811f41d2: strncpy_from_unsafe (STB_GLOBAL)
  

• In 5.0: ✅

  long int strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff812064b0)
  Location: mm/maccess.c:86
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_probe_read_str
    - kernel/trace/bpf_trace.c:bpf_trace_printk
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  ffffffff812064b0-ffffffff81206562: strncpy_from_unsafe (STB_GLOBAL)
  

• In 5.3: ✅

  long int strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff8121d8f0)
  Location: mm/maccess.c:124
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_probe_read_str
    - kernel/trace/bpf_trace.c:bpf_trace_printk
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  ffffffff8121d8f0-ffffffff8121d9a2: strncpy_from_unsafe (STB_GLOBAL)
  

• In 5.4: ✅

  long int strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff8122b390)
  Location: mm/maccess.c:161
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_probe_read_str
    - kernel/trace/bpf_trace.c:bpf_trace_printk
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  ffffffff8122b390-ffffffff8122b442: strncpy_from_unsafe (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 strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffff8000102b9be8)
  Location: mm/maccess.c:161
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_probe_read_str
    - kernel/trace/bpf_trace.c:bpf_trace_printk
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  ffff8000102b9be8-ffff8000102b9e38: strncpy_from_unsafe (STB_GLOBAL)
  

• In armhf: ✅

  long int strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (c04e5ec8)
  Location: mm/maccess.c:161
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_probe_read_str
    - kernel/trace/bpf_trace.c:bpf_trace_printk
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  c04e5ec8-c04e5fe0: strncpy_from_unsafe (STB_GLOBAL)
  

• In ppc64el: ✅

  long int strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (c000000000371cf0)
  Location: mm/maccess.c:161
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_probe_read_str
    - kernel/trace/bpf_trace.c:bpf_trace_printk
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  c000000000371cf0-c000000000371e30: strncpy_from_unsafe (STB_GLOBAL)
  

• In riscv64: ✅

  long int strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffe0001dd15c)
  Location: mm/maccess.c:161
  Inline: False
  

  Symbols:

  ffffffe0001dd15c-ffffffe0001dd208: strncpy_from_unsafe (STB_GLOBAL)
  

Flavor

• In aws: ✅

  long int strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff812239e0)
  Location: mm/maccess.c:161
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_probe_read_str
    - kernel/trace/bpf_trace.c:bpf_trace_printk
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  ffffffff812239e0-ffffffff81223a92: strncpy_from_unsafe (STB_GLOBAL)
  

• In azure: ✅

  long int strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff81216b90)
  Location: mm/maccess.c:161
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_probe_read_str
    - kernel/trace/bpf_trace.c:bpf_trace_printk
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  ffffffff81216b90-ffffffff81216c42: strncpy_from_unsafe (STB_GLOBAL)
  

• In gcp: ✅

  long int strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff81221780)
  Location: mm/maccess.c:161
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_probe_read_str
    - kernel/trace/bpf_trace.c:bpf_trace_printk
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  ffffffff81221780-ffffffff81221832: strncpy_from_unsafe (STB_GLOBAL)
  

• In lowlatency: ✅

  long int strncpy_from_unsafe(char *dst, const void *unsafe_addr, long int count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/maccess.c (ffffffff81230940)
  Location: mm/maccess.c:161
  Inline: False
  Direct callers:
    - kernel/trace/bpf_trace.c:bpf_probe_read_str
    - kernel/trace/bpf_trace.c:bpf_trace_printk
    - kernel/trace/trace_kprobe.c:process_fetch_insn
  

  Symbols:

  ffffffff81230940-ffffffff812309f2: strncpy_from_unsafe (STB_GLOBAL)
  

Differences

Regular

• No changes between 4.4 and 4.8 ✅
• No changes between 4.8 and 4.10 ✅
• No changes between 4.10 and 4.13 ✅
• 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 ✅

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 ✅