ioctl$sock_ipv6_tunnel_SIOCDELPRL(r2, 0x89f6, &(0x7f0000000180)={'ip6_vti0\x00', &(0x7f0000000100)={'sit0\x00', r3, 0x4, 0x0, 0x40, 0x80, 0x0, @mcast1, @remote, 0x7800, 0x7800, 0xfff, 0x8001}})
write$binfmt_misc(r0, 0x0, 0x4)
BUG: memory leak
unreferenced object 0xffff888038603600 (size 256):
  comm "syz-executor.6", pid 12165, jiffies 4295309092 (age 339.486s)
  hex dump (first 32 bytes):
    00 20 c0 19 80 88 ff ff 00 00 00 00 ad 4e ad de  . ...........N..
    ff ff ff ff 00 00 00 00 ff ff ff ff ff ff ff ff  ................
  backtrace:
    [<000000004b11f183>] kmalloc_trace+0x26/0xc0
    [<00000000ad2a486e>] sco_conn_add+0xb6/0x350
    [<000000003442f098>] sco_sock_connect+0x2fe/0x9c0
    [<00000000ab7c95f3>] __sys_connect_file+0x159/0x1a0
    [<0000000037b0b2f5>] __sys_connect+0x169/0x1a0
    [<000000007f1f2c38>] __x64_sys_connect+0x73/0xb0
    [<00000000d1d796cc>] do_syscall_64+0x3f/0x90
    [<00000000a2ee7d16>] entry_SYSCALL_64_after_hwframe+0x72/0xdc

BUG: leak checking failed