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Instance crash after: ORA-07445: Exception Encountered: Core Dump [_IO_vfprintf()+17436] (Doc ID 2129604.1)

Last updated on FEBRUARY 13, 2019

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 12.1]
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.


Instance crash after the following ORA-07445 error: 

Sun Feb 28 06:32:35 2016
Exception [type: SIGSEGV, Address not mapped to object] [ADDR:0x1B57] [PC:0x3AE4A483EC, _IO_vfprintf()+17436] [flags: 0x0, count: 1]
Errors in file <ORACLE_BASE>/diag/asm/+asm/+ASM1/trace/+ASM1_lmon_6999.trc (incident=19290):
ORA-07445: exception encountered: core dump [_IO_vfprintf()+17436] [SIGSEGV] [ADDR:0x1B57] [PC:0x3AE4A483EC] [Address not mapped to object] []
Incident details in: <ORACLE_BASE>/diag/asm/+asm/+ASM1/incident/incdir_19290/+ASM1_lmon_6999_i19290.trc
Use ADRCI or Support Workbench to package the incident.
See Note 411.1 at My Oracle Support for error and packaging details.
Sun Feb 28 06:32:39 2016
Dumping diagnostic data in directory=[cdmp_20160228063239], requested by (instance=1, osid=6999 (LMON)), summary=[incident=19290].
Sun Feb 28 06:32:41 2016
Instance Critical Process (pid: 11, ospid: 6999, LMON) died unexpectedly
PMON (ospid: 6960): terminating the instance due to error 481


From the incident file: +ASM1_lmon_6999_i19290.trc

Jump to table of contents
Dump continued from file: <ORACLE_BASE>/diag/asm/+asm/+ASM1/trace/+ASM1_lmon_6999.trc
ORA-07445: exception encountered: core dump [_IO_vfprintf()+17436] [SIGSEGV] [ADDR:0x1B57] [PC:0x3AE4A483EC] [Address not mapped to object] []

========= Dump for incident 19290 (ORA 7445 [_IO_vfprintf]) ========
----- Beginning of Customized Incident Dump(s) -----
Dumping swap information
Memory (Avail / Total) = 388.46M / 27586.34M
Swap (Avail / Total) = 16356.57M / 16384.00M
Exception [type: SIGSEGV, Address not mapped to object] [ADDR:0x1B57] [PC:0x3AE4A483EC, _IO_vfprintf()+17436] [flags: 0x0, count: 1]
%rax: 0x0000000000001b57 %rbx: 0x00007fff3d5dd360 %rcx: 0x00007fff3d5dd2c8
%rdx: 0x0000000000000030 %rdi: 0x0000003ae4a453cf %rsi: 0x00000000000009af
%rsp: 0x00007fff3d5dcc90 %rbp: 0x00007fff3d5dd350 %r8: 0x0000000000000000
%r9: 0x0000000000001b57 %r10: 0x00007fff3d5dd4f0 %r11: 0x00007fc538d03906
%r12: 0x0000000000000000 %r13: 0x00007fff3d5dd618 %r14: 0x00007fc5393732e9
%r15: 0xfffffffffffce448 %rip: 0x0000003ae4a483ec %efl: 0x0000000000010216
_IO_vfprintf()+17422 (0x3ae4a483de) add 0x10(%r13),%rax
_IO_vfprintf()+17426 (0x3ae4a483e2) add $8,%edx
_IO_vfprintf()+17429 (0x3ae4a483e5) mov %edx,0x0(%r13)
_IO_vfprintf()+17433 (0x3ae4a483e9) mov (%rax),%rax
> _IO_vfprintf()+17436 (0x3ae4a483ec) mov %r12d,(%rax)
_IO_vfprintf()+17439 (0x3ae4a483ef) jmp 0x3ae4a445d6
_IO_vfprintf()+17444 (0x3ae4a483f4) cmpl $4,-0x570(%rbp)
_IO_vfprintf()+17451 (0x3ae4a483fb) mov $0x5,%eax
_IO_vfprintf()+17456 (0x3ae4a48400) lea 0x10d822(%rip),%r9

----- Call Stack Trace -----
calling call entry argument values in hex
location type point (? means dubious value)
-------------------- -------- -------------------- ----------------------------
skdstdst()+45 call kgdsdst() 7FC5375517F8 000000003
7FC537533230 ? 7FC537533348 ?
7FC537551028 ? 000000083 ?
ksedst()+119 call skdstdst() 7FC5375517F8 000000001
000000001 7FC537533348 ?
7FC537551028 ? 000000083 ?
dbkedDefDump()+1119 call ksedst() 000000001 000000001 ?
000000001 ? 7FC537533348 ?
7FC537551028 ? 000000083 ?
ksedmp()+261 call dbkedDefDump() 000000003 000000003
000000001 ? 7FC537533348 ?
7FC537551028 ? 000000083 ?
ssexhd()+2650 call ksedmp() 00000044F 000000003 ?
000000001 ? 000000003
7FC537551028 ? 000000083 ?
sslsshandler()+456 call ssexhd() 202F206C69617641
6177530A4D34332E 000000083 ?
__sighandler() call sslsshandler() 000002000 000000000 000000000
3638353732202F20 ?
6177530A4D34332E ?
000000083 ?
_IO_vfprintf()+1743 signal __sighandler() 3AE4A453CF 0000009AF
6 000000030 7FFF3D5DD2C8 ?
000000000 ? 000001B57 ?
vsnprintf()+162 call _IO_vfprintf() 7FFF3D5DD360 ? 7FC5393732E9 ?
7FFF3D5DD618 ? 7FFF3D5DD2C8 ?
000000000 ? 000001B57 ?
0000000000000000 call vsnprintf() 7FFF3D5DD570 ? 7FC5393732E9 ?
7FC5393732E8 ? 7FFF3D5DD618 ?
000000000 ? 000001B57 ?
Unable to complete stack trace past the above frame. The follwoing frames
are the result of searching for a call chain and are not certain.




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