Description of problem:
i remember the system crashing and all the terminall interfaces had no available commands all the command line input was not recognised 

Version-Release number of selected component:
bash-4.2.45-1.fc19

Additional info:
reporter:       libreport-2.2.0
backtrace_rating: 4
cmdline:        -bash
crash_function: __kernel_vsyscall
executable:     /usr/bin/bash
kernel:         3.13.9-100.fc19.i686
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (10 frames)
 #0 __kernel_vsyscall
 #1 __read_nocancel at ../sysdeps/unix/syscall-template.S:81
 #2 read at /usr/include/bits/unistd.h:44
 #3 rl_getc at input.c:475
 #4 rl_read_key at input.c:452
 #5 readline_internal_char at readline.c:569
 #6 readline_internal_charloop at readline.c:631
 #7 readline_internal at readline.c:645
 #8 e at readline.c:389
 #9 yy_readline_get at ./parse.y:1443