r0 = creat(&(0x7f0000000300)='./file0\x00', 0x0)
write(r0, &(0x7f0000000b00)=',', 0x1)
r1 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0, 0x0)
r2 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0)
sendfile(r2, r1, 0x0, 0x403)