Description of problem: On a Tomcat web application running on the IBM JVM, the JVM crashes with SIGSEGV occasionally when an Exception is thrown by a Servlet or JSP for to the application server for processing. Dump file reports: 1HPSIGRECV SIGSEGV received in ?? at 0xffffffff in ??. Processing terminated. 1HPFULLVERSION J2RE 1.4.2 IBM build cxia32142-20050609 It appears as though the instruction pointer (EIP) is being corrupted: 1HPTHDDETAILS Current Thread Details NULL ---------------------- NULL 3HPREGISTERS Register Values NULL --------------- 3HPREGVALUES EAX : 00000000, EBX : B369522C, ECX : B2364B78 3HPREGVALUES EDX : B42A5EE8, ESI : B44E9520, EDI : B3694E00 3HPREGVALUES EBP : 086668E0, ESP : B3694EE0, EIP : FFFFFFFF 3HPREGVALUES EFLAGS : 00010292 NULL 3HPNATIVESTACK Native Stack of "http-127.0.0.1-8080-Processor4" PID 2842 NULL ------------------------- 3HPSTACKLINE FFFFFFFF NULL Version-Release number of selected component (if applicable): IBM JVM cxia32142-20050609 java-1.4.2-ibm-devel-1.4.2.2-1jpp_9rh How reproducible: This has occured when processing a NullPointerException and also an IOException due to a directory permission problem. Other environments running the same application under heavier load do not exhibit the problem. Additional info: See javacores attached.
Bugzilla threw product error when posting. *** This bug has been marked as a duplicate of 181930 ***