Comment 20 for bug 1294669

Core dump generated by bash after a fresh 32bit Desktop installation of Ubuntu 14.04 LTS with empty home directory.
Bash ! also crashes shells on both Ubuntu Live Installer CDs 32+64 bit

siggy $ gdb /bin/bash core
GNU gdb (Ubuntu 7.7-0ubuntu3) 7.7
...
Reading symbols from /bin/bash...(no debugging symbols found)...done.
[New LWP 19996]
Core was generated by `bash'.
Program terminated with signal SIGABRT, Aborted.
#0 0xb7706424 in __kernel_vsyscall ()
(gdb) backtrace
#0 0xb7706424 in __kernel_vsyscall ()
#1 0xb7545827 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#2 0xb7548d24 in __GI_abort () at abort.c:118
#3 0x08084733 in programming_error ()
#4 0x080fb4ed in ?? ()
#5 0x080fc083 in ?? ()
#6 0x080b9358 in sh_xrealloc ()
#7 0x0806660b in ?? ()
#8 0x08069472 in ?? ()
#9 0x0806c836 in yyparse ()
#10 0x08063b9e in parse_command ()
#11 0x08063c72 in read_command ()
#12 0x08063e5b in reader_loop ()
#13 0x0806218f in main ()
(gdb)