r0 = openat(0xffffffffffffffff, &(0x7f0000000280)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x1000009, 0x1f012, r0, 0x0)
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
ioctl$sock_SIOCGIFCONF(r1, 0x8912, &(0x7f00000002c0))