ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r0, 0x89f0, &(0x7f0000000d80)={'ip6gre0\x00', &(0x7f0000000d00)={'ip6gre0\x00', r2, 0x4, 0x3, 0x3f, 0x7f, 0x24, @loopback, @private2, 0x80, 0x700, 0x1, 0x8}})
prctl$PR_SET_NAME(0xf, &(0x7f0000000dc0)='\x00')
syz_genetlink_get_family_id$mptcp(&(0x7f0000007300), 0xffffffffffffffff)
socket$inet6(0xa, 0x4, 0x9)
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 01 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