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*** stack smashing detected ***

From: crvi c
Subject: *** stack smashing detected ***
Date: Mon, 6 Jan 2020 19:52:48 +0530

Machine: x86_64
OS: linux-gnu
Compiler: gcc
Compilation CFLAGS: -g -O2 -fdebug-prefix-map=/build/bash-REtn6r/bash-5.0=.
-fstack-protector-strong -Wformat -Werror=format-security -Wall
-Wno-parentheses -Wno-format-security
uname output: Linux unstable 5.4.0-1-amd64 #1 SMP Debian 5.4.6-1
(2019-12-27) x86_64 GNU/Linux
Machine Type: x86_64-pc-linux-gnu

Bash Version: 5.0
Patch Level: 11
Release Status: release

bash crashes with *** stack smashing detected ***. Stack trace is below

(gdb) bt
#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
#1  0x00007f8f4490c612 in __GI_abort () at abort.c:100
#2  0x00007f8f44962dc8 in __libc_message (action=<optimized out>,
fmt=<optimized out>) at ../sysdeps/posix/libc_fatal.c:181
#3  0x00007f8f449f181d in __GI___fortify_fail_abort (need_backtrace=false,
msg=0x7f8f44a6d880 "inated\n") at fortify_fail.c:33
#4  0x00007f8f449f17d2 in __GI___fortify_fail_abort (need_backtrace=2,
msg=0x7ffdc0d42b90 "") at fortify_fail.c:28
#5  0x00007f8f44b1e968 in _rtld_global () from /lib64/ld-linux-x86-64.so.2
#6  0x00007f8f44578084 in __pthread_tunables_init () at
#7  0x00007f8f4456abdd in __pthread_initialize_minimal_internal () at
#8  0x00007f8f4456a009 in _init () at ../sysdeps/x86_64/crti.S:74
#9  0x0000000000000000 in ?? ()

This occurs randomly while pressing TAB auto completion from bash.

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