bash crash - double free or corruption

Hi,

we experienced (just one time) the issue below on a vCMP running firmware version BIG-IP 14.1.0.1 Build 0.0.7 Point Release 1.

Did anybody experience the same issue?

Regards,

Presidio H|S-CLOUD

[root@H-CLOUD-A:Active:Standalone] config # echo $BASH_SUBSHELL 
*** Error in `-bash': double free or corruption (out): 0x00000000014f6f20 ***
======= Backtrace: =========
/lib64/libc.so.6(+0x7eb59)[0x2aaf21e06b59]
-bash(rl_do_undo+0x10d)[0x49d3dd]
-bash(rl_revert_line+0x15)[0x49d615]
-bash(readline_internal_teardown+0x5a)[0x489bda]
-bash(readline+0x76)[0x48a936]
-bash[0x41e66a]
-bash[0x420612]
-bash[0x422fda]
-bash(yyparse+0x3c9)[0x4263a9]
-bash(parse_command+0x5a)[0x41df4a]
-bash(read_command+0x5c)[0x41e00c]
-bash(reader_loop+0x11c)[0x41e20c]
-bash(main+0xc4e)[0x41c8ee]
/lib64/libc.so.6(__libc_start_main+0xf5)[0x2aaf21daa1d5]
-bash[0x41d38a]
======= Memory map: ========
00400000-004dd000 r-xp 00000000 fd:0d 177080                             /usr/bin/bash
006dc000-006dd000 r--p 000dc000 fd:0d 177080                             /usr/bin/bash
006dd000-006e6000 rw-p 000dd000 fd:0d 177080                             /usr/bin/bash
006e6000-006ec000 rw-p 00000000 00:00 0 
014f1000-01533000 rw-p 00000000 00:00 0                                  [heap]
2aaf21736000-2aaf21757000 r-xp 00000000 fd:0d 313900                     /usr/lib64/ld-2.17.so
2aaf21757000-2aaf21758000 rw-p 00000000 00:00 0 
2aaf21758000-2aaf2175f000 r--s 00000000 fd:0d 314205                     /usr/lib64/gconv/gconv-modules.cache
2aaf2175f000-2aaf21761000 rw-p 00000000 00:00 0 
2aaf2176c000-2aaf2176f000 rw-p 00000000 00:00 0 
2aaf21957000-2aaf21958000 r--p 00021000 fd:0d 313900                     /usr/lib64/ld-2.17.so
2aaf21958000-2aaf21959000 rw-p 00022000 fd:0d 313900                     /usr/lib64/ld-2.17.so
2aaf21959000-2aaf2195a000 rw-p 00000000 00:00 0 
2aaf2195a000-2aaf2197f000 r-xp 00000000 fd:0d 314230                     /usr/lib64/libtinfo.so.5.9
2aaf2197f000-2aaf21b7f000 ---p 00025000 fd:0d 314230                     /usr/lib64/libtinfo.so.5.9
2aaf21b7f000-2aaf21b83000 r--p 00025000 fd:0d 314230                     /usr/lib64/libtinfo.so.5.9
2aaf21b83000-2aaf21b84000 rw-p 00029000 fd:0d 314230                     /usr/lib64/libtinfo.so.5.9
2aaf21b84000-2aaf21b86000 r-xp 00000000 fd:0d 313913                     /usr/lib64/libdl-2.17.so
2aaf21b86000-2aaf21d86000 ---p 00002000 fd:0d 313913                     /usr/lib64/libdl-2.17.so
2aaf21d86000-2aaf21d87000 r--p 00002000 fd:0d 313913                     /usr/lib64/libdl-2.17.so
2aaf21d87000-2aaf21d88000 rw-p 00003000 fd:0d 313913                     /usr/lib64/libdl-2.17.so
2aaf21d88000-2aaf21f46000 r-xp 00000000 fd:0d 313907                     /usr/lib64/libc-2.17.so
2aaf21f46000-2aaf22146000 ---p 001be000 fd:0d 313907                     /usr/lib64/libc-2.17.so
2aaf22146000-2aaf2214a000 r--p 001be000 fd:0d 313907                     /usr/lib64/libc-2.17.so
2aaf2214a000-2aaf2214c000 rw-p 001c2000 fd:0d 313907                     /usr/lib64/libc-2.17.so
2aaf2214c000-2aaf22151000 rw-p 00000000 00:00 0 
2aaf22151000-2aaf2215d000 r-xp 00000000 fd:0d 313925                     /usr/lib64/libnss_files-2.17.so
2aaf2215d000-2aaf2235c000 ---p 0000c000 fd:0d 313925                     /usr/lib64/libnss_files-2.17.so
2aaf2235c000-2aaf2235d000 r--p 0000b000 fd:0d 313925                     /usr/lib64/libnss_files-2.17.so
2aaf2235d000-2aaf2235e000 rw-p 0000c000 fd:0d 313925                     /usr/lib64/libnss_files-2.17.so
2aaf2235e000-2aaf22364000 rw-p 00000000 00:00 0 
2aaf22364000-2aaf2888d000 r--p 00000000 fd:0d 275765                     /usr/lib/locale/locale-archive
2aaf2888d000-2aaf2888f000 r-xp 00000000 fd:0d 314140                     /usr/lib64/gconv/ISO8859-1.so
2aaf2888f000-2aaf28a8e000 ---p 00002000 fd:0d 314140                     /usr/lib64/gconv/ISO8859-1.so
2aaf28a8e000-2aaf28a8f000 r--p 00001000 fd:0d 314140                     /usr/lib64/gconv/ISO8859-1.so
2aaf28a8f000-2aaf28a90000 rw-p 00002000 fd:0d 314140                     /usr/lib64/gconv/ISO8859-1.so
2aaf28a90000-2aaf28aa5000 r-xp 00000000 fd:0d 313874                     /usr/lib64/libgcc_s-4.8.5-20150702.so.1
2aaf28aa5000-2aaf28ca4000 ---p 00015000 fd:0d 313874                     /usr/lib64/libgcc_s-4.8.5-20150702.so.1
2aaf28ca4000-2aaf28ca5000 r--p 00014000 fd:0d 313874                     /usr/lib64/libgcc_s-4.8.5-20150702.so.1
2aaf28ca5000-2aaf28ca6000 rw-p 00015000 fd:0d 313874                     /usr/lib64/libgcc_s-4.8.5-20150702.so.1
2aaf2c000000-2aaf2c021000 rw-p 00000000 00:00 0 
2aaf2c021000-2aaf30000000 ---p 00000000 00:00 0 
7ffc991c0000-7ffc991e1000 rw-p 00000000 00:00 0                          [stack]
7ffc991f4000-7ffc991f6000 r-xp 00000000 00:00 0                          [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall]
Connection to 172.31.100.65 closed.