r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000a80), 0xffffffffffffffff)
sendmsg$SEG6_CMD_SETHMAC(r0, &(0x7f0000000b40)={0x0, 0x0, &(0x7f0000000b00)={&(0x7f0000000ac0)={0x14, r1, 0x1}, 0x14}}, 0x0)