dup2(r0, r1)
04:32:02 executing program 1:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/tty/drivers\x00', 0x0, 0x0)
r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000140)='/sys/power/resume', 0x4a201, 0x0)
sendfile(r1, r0, 0x0, 0x10000027f)
BUG: memory leak
unreferenced object 0x00041640 (size 48):
  comm "swapper/0", pid 0, jiffies 4294667296
  hex dump (first 32 bytes on cpu 1):
    14 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace (crc 0):
    pcpu_alloc_noprof+0x777/0x11b0
    setup_per_cpu_pageset+0x158/0x1f0
    start_kernel+0x34c/0x540
    x86_64_start_reservations+0x18/0x30
    x86_64_start_kernel+0xcb/0xe0
    common_startup_64+0x12c/0x138

BUG: leak checking failed