Hello Everyone,

I've been experiencing segmentation faults on zimbra 8.0.0 FOSS more than once a day. The server is a production one with about 5k email traffic a day (in and out) and about 40-50 concurrent web ui connections.

Any help?

Code:
#
# A fatal error has been detected by the Java Runtime Environment:
#
#  SIGSEGV (0xb) at pc=0x0000000000000004, pid=4363, tid=139894501476096
#
# JRE version: 7.0_05-b05
# Java VM: Java HotSpot(TM) 64-Bit Server VM (23.1-b03 mixed mode linux-amd64 compressed oops)
# Problematic frame:
# C  0x0000000000000004
[error occurred during error reporting (printing problematic frame), id 0xb]

# Failed to write core dump. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again
#
# If you would like to submit a bug report, please visit:
#   http://bugreport.sun.com/bugreport/crash.jsp
#

---------------  T H R E A D  ---------------

Current thread (0x00007f3bb4009000):  JavaThread "Unknown thread" [_thread_in_vm, id=4385, stack(0x00007f3bba010000,0x00007f3bba111000)]

siginfo:si_signo=SIGSEGV: si_errno=0, si_code=1 (SEGV_MAPERR), si_addr=0x0000000000000004

Registers:
RAX=0x00007f3bb94d03eb, RBX=0x00007f3bb9f03a74, RCX=0x00000000000001a8, RDX=0x00007f3bb037e335
RSP=0x00007f3bba10f6e0, RBP=0x00007f3bb950ca30, RSI=0x0000000000000000, RDI=0x00007f3bb94f0d80
R8 =0x00000000ffffffff, R9 =0x000000000000000c, R10=0x0000000000009c00, R11=0x00000000ffffffff
R12=0x00007f3bba10f960, R13=0x00007f3bb4006620, R14=0x00007f3bb4009760, R15=0x00007f3bb4009b48
RIP=0x0000000000000004, EFLAGS=0x0000000000010ac7, CSGSFS=0x0000000000000033, ERR=0x0000000000000014
  TRAPNO=0x000000000000000e

Top of Stack: (sp=0x00007f3bba10f6e0)
0x00007f3bba10f6e0:   0000000000000005 ffffffffffffffff
0x00007f3bba10f6f0:   00000000ffffffff 00007f3bb9499a10
0x00007f3bba10f700:   0000000000000000 00000000ffffffff
0x00007f3bba10f710:   ffffffffffffffff 0000000000000007
0x00007f3bba10f720:   0000000000000005 ffffffffffffffff
0x00007f3bba10f730:   00000010ffffffff 00007f3bb9499a10
0x00007f3bba10f740:   0000000000000000 ffffffff00000000
0x00007f3bba10f750:   00000000ffffffff 00007f3bb9499a10
0x00007f3bba10f760:   0000000000000005 ffffffffffffffff
0x00007f3bba10f770:   00000010ffffffff 00007f3bb9499a10
0x00007f3bba10f780:   0000000000000000 00007f3bb9499a10
0x00007f3bba10f790:   0000000000000000 0000000000000100
0x00007f3bba10f7a0:   0000008d00000741 0000053900000109
0x00007f3bba10f7b0:   00000000ffffffff 0000000000000000
0x00007f3bba10f7c0:   000005a900000615 0000000000000000
0x00007f3bba10f7d0:   00000000ba10f7f0 0000000000000000
0x00007f3bba10f7e0:   0000058900000679 00007f3bba10f900
0x00007f3bba10f7f0:   00000000ba10f810 0000000000000000
0x00007f3bba10f800:   00000569000006dd 00007f3bba10fac0
0x00007f3bba10f810:   00000000ba10f940 0000000000000000
0x00007f3bba10f820:   000004c900000505 ffffffffffffffff
0x00007f3bba10f830:   00000000ffffffff 0000000000000000
0x00007f3bba10f840:   0000045d000004a9 00007f3bb8cc64a1
0x00007f3bba10f850:   0000000000270000 0000000000000000
0x00007f3bba10f860:   000001850000033d 000002f900000251
0x00007f3bba10f870:   00000000b400e0e0 0000000000000000
0x00007f3bba10f880:   0000035d000003d5 00007f3b00000391
0x00007f3bba10f890:   00000000ba10f8d0 0000000000000000
0x00007f3bba10f8a0:   000000e10000011d 00000000000003c0
0x00007f3bba10f8b0:   0000000000270000 0000000000000000
0x00007f3bba10f8c0:   00000000000000e9 00007f3bb400e0e0
0x00007f3bba10f8d0:   00000000ba10f8f0 0000000000000000 

Instructions: (pc=0x0000000000000004)
0xffffffffffffffe4:   

Stack: [0x00007f3bba010000,0x00007f3bba111000],  sp=0x00007f3bba10f6e0,  free space=1021k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
C  0x0000000000000004
[error occurred during error reporting (printing native stack), id 0xb]


---------------  P R O C E S S  ---------------

Java Threads: ( => current thread )

Other Threads:

=>0x00007f3bb4009000 (exited) JavaThread "Unknown thread" [_thread_in_vm, id=4385, stack(0x00007f3bba010000,0x00007f3bba111000)]

VM state:not at safepoint (not fully initialized)

VM Mutex/Monitor currently owned by a thread: None

Deoptimization events (0 events):
No events

Internal exceptions (0 events):
No events

Events (0 events):
No events


Dynamic libraries:
00400000-00401000 r-xp 00000000 fc:00 21103443                           /opt/zimbra/jdk1.7.0_05/bin/java
00600000-00601000 rw-p 00000000 fc:00 21103443                           /opt/zimbra/jdk1.7.0_05/bin/java
01ce5000-01d06000 rw-p 00000000 00:00 0                                  [heap]
7f3bb037e000-7f3bb05ee000 rwxp 00000000 00:00 0 
7f3bb05ee000-7f3bb337e000 rw-p 00000000 00:00 0 
7f3bb337e000-7f3bb3398000 r-xp 00000000 fc:00 21103213                   /opt/zimbra/jdk1.7.0_05/jre/lib/amd64/libzip.so
7f3bb3398000-7f3bb3598000 ---p 0001a000 fc:00 21103213                   /opt/zimbra/jdk1.7.0_05/jre/lib/amd64/libzip.so
7f3bb3598000-7f3bb3599000 rw-p 0001a000 fc:00 21103213                   /opt/zimbra/jdk1.7.0_05/jre/lib/amd64/libzip.so
7f3bb3599000-7f3bb35a5000 r-xp 00000000 fc:00 44568134                   /lib/x86_64-linux-gnu/libnss_files-2.15.so
7f3bb35a5000-7f3bb37a4000 ---p 0000c000 fc:00 44568134                   /lib/x86_64-linux-gnu/libnss_files-2.15.so
7f3bb37a4000-7f3bb37a5000 r--p 0000b000 fc:00 44568134                   /lib/x86_64-linux-gnu/libnss_files-2.15.so
7f3bb37a5000-7f3bb37a6000 rw-p 0000c000 fc:00 44568134                   /lib/x86_64-linux-gnu/libnss_files-2.15.so
7f3bb37a6000-7f3bb37b0000 r-xp 00000000 fc:00 44568130                   /lib/x86_64-linux-gnu/libnss_nis-2.15.so
7f3bb37b0000-7f3bb39b0000 ---p 0000a000 fc:00 44568130                   /lib/x86_64-linux-gnu/libnss_nis-2.15.so
7f3bb39b0000-7f3bb39b1000 r--p 0000a000 fc:00 44568130                   /lib/x86_64-linux-gnu/libnss_nis-2.15.so
7f3bb39b1000-7f3bb39b2000 rw-p 0000b000 fc:00 44568130                   /lib/x86_64-linux-gnu/libnss_nis-2.15.so
7f3bb39b2000-7f3bb39c9000 r-xp 00000000 fc:00 44568143                   /lib/x86_64-linux-gnu/libnsl-2.15.so
7f3bb39c9000-7f3bb3bc8000 ---p 00017000 fc:00 44568143                   /lib/x86_64-linux-gnu/libnsl-2.15.so
7f3bb3bc8000-7f3bb3bc9000 r--p 00016000 fc:00 44568143                   /lib/x86_64-linux-gnu/libnsl-2.15.so
7f3bb3bc9000-7f3bb3bca000 rw-p 00017000 fc:00 44568143                   /lib/x86_64-linux-gnu/libnsl-2.15.so
7f3bb3bca000-7f3bb3bcc000 rw-p 00000000 00:00 0 
7f3bb3bcc000-7f3bb3bd4000 r-xp 00000000 fc:00 44568135                   /lib/x86_64-linux-gnu/libnss_compat-2.15.so
7f3bb3bd4000-7f3bb3dd3000 ---p 00008000 fc:00 44568135                   /lib/x86_64-linux-gnu/libnss_compat-2.15.so
7f3bb3dd3000-7f3bb3dd4000 r--p 00007000 fc:00 44568135                   /lib/x86_64-linux-gnu/libnss_compat-2.15.so
7f3bb3dd4000-7f3bb3dd5000 rw-p 00008000 fc:00 44568135                   /lib/x86_64-linux-gnu/libnss_compat-2.15.so
7f3bb3dd5000-7f3bb3dfe000 r-xp 00000000 fc:00 21103217                   /opt/zimbra/jdk1.7.0_05/jre/lib/amd64/libjava.so
7f3bb3dfe000-7f3bb3ffe000 ---p 00029000 fc:00 21103217                   /opt/zimbra/jdk1.7.0_05/jre/lib/amd64/libjava.so
7f3bb3ffe000-7f3bb4000000 rw-p 00029000 fc:00 21103217                   /opt/zimbra/jdk1.7.0_05/jre/lib/amd64/libjava.so
7f3bb4000000-7f3bb4021000 rw-p 00000000 00:00 0 
7f3bb4021000-7f3bb8000000 ---p 00000000 00:00 0 
7f3bb80d1000-7f3bb80e0000 r-xp 00000000 fc:00 21103189                   /opt/zimbra/jdk1.7.0_05/jre/lib/amd64/libverify.so
7f3bb80e0000-7f3bb82df000 ---p 0000f000 fc:00 21103189                   /opt/zimbra/jdk1.7.0_05/jre/lib/amd64/libverify.so
7f3bb82df000-7f3bb82e1000 rw-p 0000e000 fc:00 21103189                   /opt/zimbra/jdk1.7.0_05/jre/lib/amd64/libverify.so
7f3bb82e1000-7f3bb82e8000 r-xp 00000000 fc:00 44568128                   /lib/x86_64-linux-gnu/librt-2.15.so
7f3bb82e8000-7f3bb84e7000 ---p 00007000 fc:00 44568128                   /lib/x86_64-linux-gnu/librt-2.15.so
7f3bb84e7000-7f3bb84e8000 r--p 00006000 fc:00 44568128                   /lib/x86_64-linux-gnu/librt-2.15.so
7f3bb84e8000-7f3bb84e9000 rw-p 00007000 fc:00 44568128                   /lib/x86_64-linux-gnu/librt-2.15.so
7f3bb84e9000-7f3bb85e4000 r-xp 00000000 fc:00 44568132                   /lib/x86_64-linux-gnu/libm-2.15.so
7f3bb85e4000-7f3bb87e3000 ---p 000fb000 fc:00 44568132                   /lib/x86_64-linux-gnu/libm-2.15.so
7f3bb87e3000-7f3bb87e4000 r--p 000fa000 fc:00 44568132                   /lib/x86_64-linux-gnu/libm-2.15.so
7f3bb87e4000-7f3bb87e5000 rw-p 000fb000 fc:00 44568132                   /lib/x86_64-linux-gnu/libm-2.15.so
7f3bb87e5000-7f3bb9226000 r-xp 00000000 fc:00 21103211                   /opt/zimbra/jdk1.7.0_05/jre/lib/amd64/server/libjvm.so
7f3bb9226000-7f3bb9425000 ---p 00a41000 fc:00 21103211                   /opt/zimbra/jdk1.7.0_05/jre/lib/amd64/server/libjvm.so
7f3bb9425000-7f3bb94c9000 rw-p 00a40000 fc:00 21103211                   /opt/zimbra/jdk1.7.0_05/jre/lib/amd64/server/libjvm.so
7f3bb94c9000-7f3bb9504000 rw-p 00000000 00:00 0 
7f3bb9504000-7f3bb96b9000 r-xp 00000000 fc:00 44568124                   /lib/x86_64-linux-gnu/libc-2.15.so
7f3bb96b9000-7f3bb98b8000 ---p 001b5000 fc:00 44568124                   /lib/x86_64-linux-gnu/libc-2.15.so
7f3bb98b8000-7f3bb98bc000 r--p 001b4000 fc:00 44568124                   /lib/x86_64-linux-gnu/libc-2.15.so
7f3bb98bc000-7f3bb98be000 rw-p 001b8000 fc:00 44568124                   /lib/x86_64-linux-gnu/libc-2.15.so
7f3bb98be000-7f3bb98c3000 rw-p 00000000 00:00 0 
7f3bb98c3000-7f3bb98c5000 r-xp 00000000 fc:00 44568123                   /lib/x86_64-linux-gnu/libdl-2.15.so
7f3bb98c5000-7f3bb9ac5000 ---p 00002000 fc:00 44568123                   /lib/x86_64-linux-gnu/libdl-2.15.so
7f3bb9ac5000-7f3bb9ac6000 r--p 00002000 fc:00 44568123                   /lib/x86_64-linux-gnu/libdl-2.15.so
7f3bb9ac6000-7f3bb9ac7000 rw-p 00003000 fc:00 44568123                   /lib/x86_64-linux-gnu/libdl-2.15.so
7f3bb9ac7000-7f3bb9add000 r-xp 00000000 fc:00 21103192                   /opt/zimbra/jdk1.7.0_05/jre/lib/amd64/jli/libjli.so
7f3bb9add000-7f3bb9cdc000 ---p 00016000 fc:00 21103192                   /opt/zimbra/jdk1.7.0_05/jre/lib/amd64/jli/libjli.so
7f3bb9cdc000-7f3bb9cdd000 rw-p 00015000 fc:00 21103192                   /opt/zimbra/jdk1.7.0_05/jre/lib/amd64/jli/libjli.so
7f3bb9cdd000-7f3bb9cf5000 r-xp 00000000 fc:00 44568126                   /lib/x86_64-linux-gnu/libpthread-2.15.so
7f3bb9cf5000-7f3bb9ef4000 ---p 00018000 fc:00 44568126                   /lib/x86_64-linux-gnu/libpthread-2.15.so
7f3bb9ef4000-7f3bb9ef5000 r--p 00017000 fc:00 44568126                   /lib/x86_64-linux-gnu/libpthread-2.15.so
7f3bb9ef5000-7f3bb9ef6000 rw-p 00018000 fc:00 44568126                   /lib/x86_64-linux-gnu/libpthread-2.15.so
7f3bb9ef6000-7f3bb9efa000 rw-p 00000000 00:00 0 
7f3bb9efa000-7f3bb9f1c000 r-xp 00000000 fc:00 44568138                   /lib/x86_64-linux-gnu/ld-2.15.so
7f3bb9f48000-7f3bb9f52000 rw-p 00000000 00:00 0 
7f3bb9f52000-7f3bba008000 rw-p 00000000 00:00 0 
7f3bba008000-7f3bba010000 rw-s 00000000 fc:00 393222                     /tmp/hsperfdata_root/4363
7f3bba010000-7f3bba013000 ---p 00000000 00:00 0 
7f3bba013000-7f3bba115000 rw-p 00000000 00:00 0 
7f3bba118000-7f3bba119000 rw-p 00000000 00:00 0 
7f3bba119000-7f3bba11a000 r--p 00000000 00:00 0 
7f3bba11a000-7f3bba11c000 rw-p 00000000 00:00 0 
7f3bba11c000-7f3bba11d000 r--p 00022000 fc:00 44568138                   /lib/x86_64-linux-gnu/ld-2.15.so
7f3bba11d000-7f3bba11f000 rw-p 00023000 fc:00 44568138                   /lib/x86_64-linux-gnu/ld-2.15.so
7fffb163d000-7fffb165e000 rw-p 00000000 00:00 0                          [stack]
7fffb17a3000-7fffb17a4000 r-xp 00000000 00:00 0                          [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall]

VM Arguments:
jvm_args: -Djava.library.path=/opt/zimbra/lib -Dzimbra.home=/opt/zimbra 
java_command: com.zimbra.cs.localconfig.LocalConfigCLI -x -s -q -m shell
Launcher Type: SUN_STANDARD

Environment Variables:
PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
USERNAME=root
SHELL=/bin/bash

Signal Handlers:
SIGSEGV: [libjvm.so+0x8a0d50], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004
SIGBUS: [libjvm.so+0x8a0d50], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004
SIGFPE: [libjvm.so+0x73d6e0], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004
SIGPIPE: [libjvm.so+0x73d6e0], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004
SIGXFSZ: [libjvm.so+0x73d6e0], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004
SIGILL: [libjvm.so+0x73d6e0], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004
SIGUSR1: SIG_DFL, sa_mask[0]=0x00000000, sa_flags=0x00000000
SIGUSR2: [libjvm.so+0x73d030], sa_mask[0]=0x00000000, sa_flags=0x10000004
SIGHUP: SIG_DFL, sa_mask[0]=0x00000000, sa_flags=0x00000000
SIGINT: SIG_DFL, sa_mask[0]=0x00000000, sa_flags=0x00000000
SIGTERM: SIG_DFL, sa_mask[0]=0x00000000, sa_flags=0x00000000
SIGQUIT: SIG_DFL, sa_mask[0]=0x00000000, sa_flags=0x00000000


---------------  S Y S T E M  ---------------

OS:wheezy/sid

uname:Linux 3.2.0-29-generic #46-Ubuntu SMP Fri Jul 27 17:03:23 UTC 2012 x86_64
libc:glibc 2.15 NPTL 2.15 
rlimit: STACK 8192k, CORE 0k, NPROC 63748, NOFILE 524288, AS infinity
load average:0.50 0.25 0.27

/proc/meminfo:
MemTotal:        8178184 kB
MemFree:          374620 kB
Buffers:          355736 kB
Cached:          1882632 kB
SwapCached:         3656 kB
Active:          5163120 kB
Inactive:        1925312 kB
Active(anon):    4043936 kB
Inactive(anon):   806408 kB
Active(file):    1119184 kB
Inactive(file):  1118904 kB
Unevictable:           0 kB
Mlocked:               0 kB
SwapTotal:       8384504 kB
SwapFree:        8352240 kB
Dirty:               584 kB
Writeback:             0 kB
AnonPages:       4847092 kB
Mapped:            52456 kB
Shmem:               280 kB
Slab:             577268 kB
SReclaimable:     549148 kB
SUnreclaim:        28120 kB
KernelStack:        3688 kB
PageTables:        22632 kB
NFS_Unstable:          0 kB
Bounce:                0 kB
WritebackTmp:          0 kB
CommitLimit:    12473596 kB
Committed_AS:    8526628 kB
VmallocTotal:   34359738367 kB
VmallocUsed:      296068 kB
VmallocChunk:   34359438332 kB
HardwareCorrupted:     0 kB
AnonHugePages:         0 kB
HugePages_Total:       0
HugePages_Free:        0
HugePages_Rsvd:        0
HugePages_Surp:        0
Hugepagesize:       2048 kB
DirectMap4k:       65280 kB
DirectMap2M:     8323072 kB


CPU:total 2 

/proc/cpuinfo:
processor	: 0
vendor_id	: GenuineIntel
cpu family	: 6
model		: 15
model name	: Intel(R) Pentium(R) Dual  CPU  E2200  @ 2.20GHz
stepping	: 13
microcode	: 0xa1
cpu MHz		: 2199.892
cache size	: 1024 KB
physical id	: 0
siblings	: 2
core id		: 0
cpu cores	: 2
apicid		: 0
initial apicid	: 0
fpu		: yes
fpu_exception	: yes
cpuid level	: 10
wp		: yes
flags		: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx lm constant_tsc arch_perfmon pebs bts rep_good nopl aperfmperf pni dtes64 monitor ds_cpl est tm2 ssse3 cx16 xtpr pdcm lahf_lm dtherm
bogomips	: 4399.78
clflush size	: 64
cache_alignment	: 64
address sizes	: 36 bits physical, 48 bits virtual
power management:

processor	: 1
vendor_id	: GenuineIntel
cpu family	: 6
model		: 15
model name	: Intel(R) Pentium(R) Dual  CPU  E2200  @ 2.20GHz
stepping	: 13
microcode	: 0xa1
cpu MHz		: 2199.892
cache size	: 1024 KB
physical id	: 0
siblings	: 2
core id		: 1
cpu cores	: 2
apicid		: 1
initial apicid	: 1
fpu		: yes
fpu_exception	: yes
cpuid level	: 10
wp		: yes
flags		: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx lm constant_tsc arch_perfmon pebs bts rep_good nopl aperfmperf pni dtes64 monitor ds_cpl est tm2 ssse3 cx16 xtpr pdcm lahf_lm dtherm
bogomips	: 4399.88
clflush size	: 64
cache_alignment	: 64
address sizes	: 36 bits physical, 48 bits virtual
power management:



Memory: 4k page, physical 8178184k(374496k free), swap 8384504k(8352240k free)

vm_info: Java HotSpot(TM) 64-Bit Server VM (23.1-b03) for linux-amd64 JRE (1.7.0_05-b05), built on May 15 2012 17:17:06 by "java_re" with gcc 4.3.0 20080428 (Red Hat 4.3.0-8)

time: Wed Jan  2 05:30:10 2013
elapsed time: 0 seconds
Another Segfault: http://pastebin.com/h9AKddLa

Thank You,
Paul.