Corrupted size vs. prev_size

hi there i got Asterisk clearly ending during a call
vaglxc01*CLI>
Disconnected from Asterisk server
Asterisk cleanly ending (0).
Executing last minute cleanups
[root@vaglxc01 ~]#

so i run it as
[root@vaglxc01 ~]# asterisk -cvvvv
and got Error in `asterisk’: corrupted size vs. prev_size: 0x00007f7744004910

Executing [12345380380669197533@default:2] Dial(“Local/8600051@default-00000002;1”, “SIP/380669197533@Carrier,tTo”) in new stack
== Using SIP RTP CoS mark 5
– Called SIP/380669197533@Carrier
– SIP/Carrier-00000001 is ringing
> 0x7f774800ae70 – Strict RTP learning after remote address set to: 176.111.58.175:11474
– SIP/Carrier-00000001 is making progress passing it to Local/8600051@default-00000002;1
> 0x7f774800ae70 – Strict RTP switching to RTP target address 176.111.58.175:11474 as source
*** Error in `asterisk’: corrupted size vs. prev_size: 0x00007f7744004910 ***
======= Backtrace: =========
/lib64/libc.so.6(+0x7f7c4)[0x7f775dbaf7c4]
/lib64/libc.so.6(+0x818bb)[0x7f775dbb18bb]
asterisk(ast_frame_free+0x37)[0x4ecc37]
/usr/lib64/asterisk/modules/app_dial.so(+0x7631)[0x7f76f0059631]
/usr/lib64/asterisk/modules/app_dial.so(+0xae1a)[0x7f76f005ce1a]
/usr/lib64/asterisk/modules/app_dial.so(+0xceb6)[0x7f76f005eeb6]
asterisk(pbx_exec+0xb9)[0x53c9d9]
asterisk[0x535264]
asterisk[0x53622e]
asterisk(ast_pbx_run_args+0x2e)[0x5376ee]
asterisk[0x53785e]
asterisk[0x59a8ee]
/lib64/libpthread.so.0(+0x7e65)[0x7f775e65de65]
/lib64/libc.so.6(clone+0x6d)[0x7f775dc2e88d]
======= Memory map: ========
00400000-00640000 r-xp 00000000 fd:00 34027590 /usr/sbin/asterisk
00840000-00841000 r–p 00240000 fd:00 34027590 /usr/sbin/asterisk
00841000-00851000 rw-p 00241000 fd:00 34027590 /usr/sbin/asterisk
00851000-00878000 rw-p 00000000 00:00 0
01097000-02103000 rw-p 00000000 00:00 0 [heap]
7f76b4000000-7f76b4021000 rw-p 00000000 00:00 0
7f76b4021000-7f76b8000000 —p 00000000 00:00 0
7f76bb63c000-7f76bb63d000 —p 00000000 00:00 0
7f76bb63d000-7f76bb6b9000 rw-p 00000000 00:00 0
7f76bb6b9000-7f76bb6ba000 —p 00000000 00:00 0
7f76bb6ba000-7f76bb736000 rw-p 00000000 00:00 0
7f76bb736000-7f76bb737000 —p 00000000 00:00 0
7f76bb737000-7f76bb7b3000 rw-p 00000000 00:00 0
7f76bb7b3000-7f76bb7b4000 —p 00000000 00:00 0
7f76bb7b4000-7f76bb830000 rw-p 00000000 00:00 0
7f76bb830000-7f76bb831000 —p 00000000 00:00 0
7f76bb831000-7f76bb8ad000 rw-p 00000000 00:00 0
7f76bb8ad000-7f76bb8ae000 —p 00000000 00:00 0
7f76bb8ae000-7f76bb92a000 rw-p 00000000 00:00 0
7f76bb92a000-7f76bb92b000 —p 00000000 00:00 0
7f76bb92b000-7f76bb9a7000 rw-p 00000000 00:00 0
7f76bb9a7000-7f76bb9a8000 —p 00000000 00:00 0
7f76bb9a8000-7f76bba24000 rw-p 00000000 00:00 0
7f76bba24000-7f76bba25000 —p 00000000 00:00 0
7f76bba25000-7f76bbaa1000 rw-p 00000000 00:00 0
7f76bbaa1000-7f76bbaa2000 —p 00000000 00:00 0
7f76bbaa2000-7f76bbb1e000 rw-p 00000000 00:00 0
7f76bbb1e000-7f76bbb1f000 —p 00000000 00:00 0
7f76bbb1f000-7f76bbb9b000 rw-p 00000000 00:00 0
7f76bbb9b000-7f76bbb9c000 —p 00000000 00:00 0
7f76bbb9c000-7f76bbc18000 rw-p 00000000 00:00 0
7f76bbc18000-7f76bbc19000 —p 00000000 00:00 0
7f76bbc19000-7f76bbc95000 rw-p 00000000 00:00 0
7f76bbc95000-7f76bbc96000 —p 00000000 00:00 0
7f76bbc96000-7f76bbd12000 rw-p 00000000 00:00 0
7f76bbd12000-7f76bbd13000 —p 00000000 00:00 0
7f76bbd13000-7f76bbd8f000 rw-p 00000000 00:00 0
7f76bbd8f000-7f76bbd90000 —p 00000000 00:00 0
7f76bbd90000-7f76bbe0c000 rw-p 00000000 00:00 0
7f76bbe0c000-7f76bbe0d000 —p 00000000 00:00 0
7f76bbe0d000-7f76bbe89000 rw-p 00000000 00:00 0
7f76bbe89000-7f76bbe8a000 —p 00000000 00:00 0
7f76bbe8a000-7f76bbf06000 rw-p 00000000 00:00 0
7f76bbf06000-7f76bbf07000 —p 00000000 00:00 0
7f76bbf07000-7f76bbf83000 rw-p 00000000 00:00 0
7f76bbf83000-7f76bbf84000 —p 00000000 00:00 0
7f76bbf84000-7f76bc000000 rw-p 00000000 00:00 0
7f76bc000000-7f76bc021000 rw-p 00000000 00:00 0
7f76bc021000-7f76c0000000 —p 00000000 00:00 0
7f76c0000000-7f76c0021000 rw-p 00000000 00:00 0
7f76c0021000-7f76c4000000 —p 00000000 00:00 0
7f76c4000000-7f76c4021000 rw-p 00000000 00:00 0
7f76c4021000-7f76c8000000 —p 00000000 00:00 0
7f76c8000000-7f76c8022000 rw-p 00000000 00:00 0
7f76c8022000-7f76cc000000 —p 00000000 00:00 0
7f76cc000000-7f76cc021000 rw-p 00000000 00:00 0
7f76cc021000-7f76d0000000 —p 00000000 00:00 0
7f76d0002000-7f76d0003000 —p 00000000 00:00 0
7f76d0003000-7f76d007f000 rw-p 00000000 00:00 0
7f76d007f000-7f76d0080000 —p 00000000 00:00 0
7f76d0080000-7f76d00fc000 rw-p 00000000 00:00 0
7f76d00fc000-7f76d00fd000 —p 00000000 00:00 0
7f76d00fd000-7f76d0179000 rw-p 00000000 00:00 0
7f76d0179000-7f76d017f000 r-xp 00000000 fd:00 33587735 /usr/lib64/libnss_dns-2.17.so
7f76d017f000-7f76d037e000 —p 00006000 fd:00 33587735 /usr/lib64/libnss_dns-2.17.so
7f76d037e000-7f76d037f000 r–p 00005000 fd:00 33587735 /usr/lib64/libnss_dns-2.17.so
7f76d037f000-7f76d0380000 rw-p 00006000 fd:00 33587735 /usr/lib64/libnss_dns-2.17.so
7f76d0380000-7f76d038c000 r-xp 00000000 fd:00 33587737 /usr/lib64/libnss_files-2.17.so
7f76d038c000-7f76d058b000 —p 0000c000 fd:00 33587737 /usr/lib64/libnss_files-2.17.so
7f76d058b000-7f76d058c000 r–p 0000b000 fd:00 33587737 /usr/lib64/libnss_files-2.17.so
7f76d058c000-7f76d058d000 rw-p 0000c000 fd:00 33587737 /usr/lib64/libnss_files-2.17.so
7f76d058d000-7f76d0593000 rw-p 00000000 00:00 0
7f76d0593000-7f76d0594000 —p 00000000 00:00 0
7f76d0594000-7f76d0610000 rw-p 00000000 00:00 0
7f76d0610000-7f76d0611000 —p 00000000 00:00 0
7f76d0611000-7f76d068d000 rw-p 00000000 00:00 0
7f76d068d000-7f76d068e000 —p 00000000 00:00 0
7f76d068e000-7f76d070a000 rw-p 00000000 00:00 0
7f76d070a000-7f76d070b000 —p 00000000 00:00 0
7f76d070b000-7f76d0787000 rw-p 00000000 00:00 0
7f76d0787000-7f76d0788000 —p 00000000 00:00 0
7f76d0788000-7f76d0804000 rw-p 00000000 00:00 0
7f76d0804000-7f76d0805000 —p 00000000 00:00 0
7f76d0805000-7f76d0881000 rw-p 00000000 00:00 0
7f76d0881000-7f76d0882000 —p 00000000 00:00 0
7f76d0882000-7f76d08fe000 rw-p 00000000 00:00 0
7f76d08fe000-7f76d08ff000 —p 00000000 00:00 0
7f76d08ff000-7f76d097b000 rw-p 00000000 00:00 0
7f76d097b000-7f76d097c000 —p 00000000 00:00 0
7f76d097c000-7f76d09f8000 rw-p 00000000 00:00 0
7f76d09f8000-7f76d09f9000 —p 00000000 00:00 0
7f76d09f9000-7f76d0a75000 rw-p 00000000 00:00 0
7f76d0a75000-7f76d0a76000 —p 00000000 00:00 0
7f76d0a76000-7f76d0af2000 rw-p 00000000 00:00 0
7f76d0af2000-7f76d0af3000 —p 00000000 00:00 0
7f76d0af3000-7f76d0b6f000 rw-p 00000000 00:00 0
7f76d0b6f000-7f76d0b70000 —p 00000000 00:00 0
7f76d0b70000-7f76d0bec000 rw-p 00000000 00:00 0
7f76d0bec000-7f76d0bed000 —p 00000000 00:00 0
7f76d0bed000-7f76d0c69000 rw-p 00000000 00:00 0
7f76d0c69000-7f76d0c6a000 —p 00000000 00:00 0
7f76d0c6a000-7f76d0ce6000 rw-p 00000000 00:00 0
7f76d0ce6000-7f76d0ce7000 —p 00000000 00:00 0
7f76d0ce7000-7f76d0d63000 rw-p 00000000 00:00 0
7f76d0d63000-7f76d0d64000 —p 00000000 00:00 0
7f76d0d64000-7f76d0de0000 rw-p 00000000 00:00 0
7f76d0de0000-7f76d0de1000 —p 00000000 00:00 0
7f76d0de1000-7f76d0e5d000 rw-p 00000000 00:00 0
7f76d0e5d000-7f76d0e5e000 —p 00000000 00:00 0
7f76d0e5e000-7f76d0eda000 rw-p 00000000 00:00 0
7f76d0eda000-7f76d0edb000 —p 00000000 00:00 0
7f76d0edb000-7f76d0f57000 rw-p 00000000 00:00 0
7f76d0f57000-7f76d0f58000 —p 00000000 00:00 0
7f76d0f58000-7f76d0fd4000 rw-p 00000000 00:00 0
7f76d0fd4000-7f76d0fd5000 —p 00000000 00:00 0
7f76d0fd5000-7f76d1051000 rw-p 00000000 00:00 0
7f76d1051000-7f76d1052000 —p 00000000 00:00 0
7f76d1052000-7f76d10ce000 rw-p 00000000 00:00 0
7f76d10ce000-7f76d10cf000 —p 00000000 00:00 0
7f76d10cf000-7f76d114b000 rw-p 00000000 00:00 0 Aborted
You have new mail in /var/spool/mail/root

what does it mean ?
Thanks

Memory corruption resulting in a crash occurred.