Patients with evidence of active bleeding or bleeding diathesis will be excluded (Note: patients aged > 17 years with excess of 2.5 mL of hemoptysis are not eligible) Patients with an active, bleeding diathesis Patients with a history of bleeding diathesis are ineligible History of bleeding diathesis or clinically significant bleeding within 14 days prior to randomization. History of hemolytic anemia or bleeding diathesis Patients with an active, bleeding diathesis Known hemorrhagic diathesis or active bleeding disorder Subjects may not have a history of bleeding diathesis or abnormal sensitivity to ionizing radiation Patients with an active, bleeding diathesis or on oral anti-vitamin K medication (except low dose coumarin) Recent or active bleeding diathesis or arterial vascular event within 4 weeks Patients with an active bleeding diathesis If they have had any active bleeding in the last =< 4 weeks or have an otherwise known bleeding diathesis Requires therapeutic anticoagulation or has known active bleeding diathesis Active uncontrolled bleeding or a known bleeding diathesis Contraindication for ibrutinib use because of a bleeding diathesis. Evidence of a bleeding diathesis. History of bleeding diathesis Active uncontrolled bleeding or a known bleeding diathesis Any evidence of bleeding diathesis (patients on therapeutic warfarin or heparin will be excluded) Evidence of active bleeding or bleeding diathesis Known history of bleeding diathesis Evidence or history of bleeding diathesis Patients with an active bleeding diathesis Patients with an active bleeding diathesis Patient on anticoagulation or with bleeding diathesis due to risk of hematomas at injection site Patients with evidence of bleeding diathesis are not eligible For patients undergoing serial tumor biopsies, known bleeding diathesis or history of abnormal bleeding or require anti-coagulation therapy which cannot be interrupted for biopsy Any active bleeding in the last =< 4 weeks or have an otherwise known bleeding diathesis PHASE II DOSE EXPANSION IN RECURRENT GBM UNDERGOING RESECTION: Evidence of bleeding diathesis or use of anticoagulant medication or any medication that may increase the risk of bleeding that cannot be stopped prior to surgery Evidence or history of bleeding diathesis Must not have any evidence of bleeding diathesis or active gastrointestinal bleeding Patients must not have had any active bleeding in the last =< 4 weeks or have an otherwise known bleeding diathesis History of bleeding disorder or diathesis Presence of bleeding diathesis Evidence of active bleeding or bleeding diathesis No active uncontrolled bleeding/bleeding diathesis Active bleeding diathesis or history of major bleeding, central nervous system (CNS) bleeding, or significant hemoptysis within the past 6 months Evidence of active bleeding or bleeding diathesis Evidence of uncontrollable bleeding diathesis Evidence of bleeding diathesis or use of anticoagulant medication or any medication that may increase the risk of bleeding that cannot be stopped prior to surgery Evidence of active bleeding or bleeding diathesis Patients with an active bleeding diathesis Bleeding diathesis, not correctable by usual forms of therapy Bleeding diathesis, not correctable by usual forms of therapy Active uncontrolled bleeding or a known bleeding diathesis Haemorrhagic diathesis (i.e. haemophilia) If they have had any active bleeding in the last =< 4 weeks or have an otherwise known bleeding diathesis Active uncontrolled bleeding or a known bleeding diathesis Patients with an active, bleeding diathesis Evidence of active bleeding or bleeding diathesis Subjects with known bleeding diathesis will be excluded from the study. Patients with history of bleeding diathesis are ineligible Subjects with history of bleeding diathesis Patients with evidence of active bleeding or bleeding diathesis will be excluded (patients with excess of 2.5 mL of hemoptysis are not eligible) Evidence of bleeding diathesis Patients with evidence of active bleeding diathesis Patients with an active, bleeding diathesis Patients with an active, bleeding diathesis Patients with an active, bleeding diathesis Patients with an active, bleeding diathesis Known hemorrhagic diathesis or active bleeding disorder Active bleeding diathesis or history of any major bleeding, central nervous system (CNS) bleeding, or significant hemoptysis within 6 months of enrollment History of bleeding diathesis. Known history of a bleeding diathesis. Evidence of active bleeding or bleeding diathesis Evidence of active bleeding or bleeding diathesis Evidence of bleeding diathesis History of congenital bleeding diathesis Active bleeding diathesis Patients with history of bleeding diathesis History of hemolytic anemia or bleeding diathesis In the opinion of the investigator, bleeding diathesis or anticoagulation therapy that would preclude intramuscular injections Evidence of history of bleeding diathesis. Active bleeding diathesis Significant history of bleeding events or pre-existing bleeding diathesis =< 6 months of randomization (unless the source of bleeding has been resected) Patients with active bleeding diathesis Patients with evidence or history of any bleeding diathesis, irrespective of severity Patients must not have any evidence of bleeding diathesis or active gastrointestinal bleeding Patients with evidence of a bleeding diathesis Evidence of active bleeding or bleeding diathesis Any active uncontrolled bleeding or bleeding diathesis Evidence of active bleeding or bleeding diathesis History of bleeding diathesis Patients must not have any evidence of bleeding diathesis or active gastrointestinal bleeding Evidence of active bleeding or bleeding diathesis History of bleeding diathesis or extensive bleeding requiring blood transfusion within 14 days of enrollment Patient must not have evidence of active bleeding or bleeding diathesis Evidence of active bleeding or bleeding diathesis Patients with an active, bleeding diathesis Evidence of active bleeding or bleeding diathesis Significant history of bleeding events or pre-existing bleeding diathesis, within 6 months of randomization (unless the source of bleeding has been resected) Evidence of active bleeding or bleeding diathesis Evidence of active bleeding or bleeding diathesis Evidence of active bleeding or bleeding diathesis Evidence of active bleeding or bleeding diathesis EXPANSION COHORT ONLY: Evidence of active bleeding or bleeding diathesis Known bleeding diathesis Patients must not have any evidence of bleeding diathesis Patients taking anticoagulants or with a history of a bleeding diathesis Evidence of active bleeding or bleeding diathesis Evidence of active bleeding or bleeding diathesis; any medical condition requiring systemic anticoagulation (including anti-platelet agents) Have evidence or history of any bleeding diathesis (including mild hemophilia), irrespective of severity. Evidence of a bleeding diathesis that cannot be corrected with standard therapy or factor replacement Evidence of active bleeding or bleeding diathesis. Patients with an active, bleeding diathesis Known bleeding diathesis or hemophilia Known bleeding diathesis Known history of hereditary hemorrhagic telangiectasia (HHT). Active, bleeding diathesis. Known bleeding diathesis. For patients undergoing serial tumor biopsies, known bleeding diathesis or history of abnormal bleeding or require anti-coagulation therapy. No history of bleeding diathesis. Patients with an active, bleeding diathesis History of bleeding diathesis Evidence of active bleeding or bleeding diathesis. No bleeding diathesis Patients must not have any evidence of bleeding diathesis or signs of active bleeding History of bleeding diathesis Known bleeding diathesis Patients with evidence of a bleeding diathesis that cannot be corrected with standard therapy or factor replacement Patients with an active, bleeding diathesis Evidence of active bleeding or bleeding diathesis Patients with an active, bleeding diathesis Patients with an active, bleeding diathesis Bleeding diathesis, resulting in symptomatic bleeding. Evidence of active bleeding or bleeding diathesis No known bleeding diathesis Known bleeding or thrombotic diathesis Bleeding diathesis or inability to hold anticoagulation for surgery Has known bleeding diathesis that would be a safety risk; Active bleeding diathesis Non-correctable bleeding diathesis Familial bleeding diathesis Known bleeding diathesis History of a bleeding diathesis or current anticoagulant therapy Bleeding diathesis active, bleeding diathesis; Patients with or with a history of uncontrolled bleeding diathesis No history of bleeding diathesis Patient must not have evidence of active bleeding or bleeding diathesis Known bleeding diathesis or history of abnormal bleeding, or any other known coagulation abnormalities that would contraindicate the tumor biopsy procedure. Known bleeding diathesis or history of abnormal bleeding, or any other known coagulation abnormalities that would contraindicate the tumor biopsy procedure.