ORA-07445,ORA-00600 [kcfis_dump_app_state()+1401] and Possibly ORA-4030 (Doc ID 1584826.1)

Last updated on FEBRUARY 26, 2019

Applies to:

Symptoms

An application query is failing with the following errors:

ORA-07445: exception encountered: core dump [kcfis_dump_app_state()+1401] [SIGSEGV] [ADDR:0x2AFB2A871EC0] [PC:0x6F42417] [Address not mapped to object] []~ORA-00600: internal error code, arguments: [KCFIS_DECREMENT_CACHED_SESSIONS_1]

ORA-4030 may also be reported.

ORA-04030: out of process memory when trying to allocate 68656 bytes (kxs-heap-w,P:KCFIS ReqList)
ORA-00600: internal error code, arguments: [KCFIS_DECR_OVERHEADMEM_LEN_1] , [46528], [68632]
ORA-04030: out of process memory when trying to allocate 68656 bytes (kxs-heap-w,P:KCFIS ReqList)
ORA-00600: internal error code, arguments: [KCFIS_DECREMENT_CACHED_SESSIONS_1

The call stack in the trace file written by the error may include all or some of the following functions:

call_user_handler <- kcfis_dump_app_state <- kcfis_dump_global_context_all <- kcfis_dump_all <- kcfis_finalize_cached_sessions <-
kcfis_finalize_cached_sessions_all <- kcfis_sodel <- kssdel <- kssdch <- ksudlp <- opidcl <- opidrv <- sou2o 

Or:

 kghnospc <- kghalo <- kcfis_alloc_request <-  kcfis_translate <-  kcfis_read <- kcbl_predpush_get <-  kcbldrget

ORA-4030 dump
-------------------

TOP 10 MEMORY USES FOR THIS PROCESS
---------------------------------------
52% 8244 MB, 125907 chunks: "P:KCFIS ReqList           "  SQL           <<<=== KCFIS holding 8GB of memory
          kxs-heap-w      ds=ffffffff7c0702d0  dsprt=ffffffff7c236cf0

Changes

Cause