r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/exe\x00', 0x0, 0x0)
r1 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
r4 = dup2(r2, r1)
sendfile(r4, r0, 0x0, 0x500000001)
r5 = socket$packet(0x11, 0x2, 0x300)
dup2(r5, r3)