Invalid pointer in munmap_chunk

[Dr. Werner Fink]

Hi,

I've get an report about this error from the container people here
and verfied this in a chroot environment:

    noether:/ # rpm -e terminfo-base --nodeps
    noether:/ # TERM=xterm
    noether:/ # TERM=dumb 
    noether:/ # export TERM=dumb
    noether:/ # export TERM=xterm
    munmap_chunk(): invalid pointer
    Aborted (core dumped)

    noether:~ # coredumpctl  | tail -n 1
    Fri 2019-03-22 08:20:00 CET   15852     0     0   6 present   
/openSUSE_Factory/usr/bin/bash

    noether:~ # coredumpctl dump 15852 > /openSUSE_Factory/tmp/core 
    noether:~ # chroot /abuild/oscbuild/openSUSE_Factory
    noether:/ # gdb /bin/bash /tmp/core
    GNU gdb (GDB; openSUSE Tumbleweed) 8.2
    [...]
    #0  0x00007fe8960d5d8b in raise () from /lib64/libc.so.6
    (gdb) bt
    #0  0x00007fe8960d5d8b in raise () from /lib64/libc.so.6
    #1  0x00007fe8960bf612 in abort () from /lib64/libc.so.6
    #2  0x00007fe896118287 in __libc_message () from /lib64/libc.so.6
    #3  0x00007fe89611ea4c in malloc_printerr () from /lib64/libc.so.6
    #4  0x00007fe89611ed14 in munmap_chunk () from /lib64/libc.so.6
    #5  0x00007fe89607605c in really_free_termtype (ptr=0x565285d45ed0, 
freeStrings=<optimized out>) at ../ncurses/./tinfo/free_ttype.c:55
    #6  0x00007fe8960760ea in _nc_free_termtype2 (ptr=<optimized out>) at 
../ncurses/./tinfo/free_ttype.c:81
    #7  0x00007fe896076b4f in del_curterm_sp (address@hidden, address@hidden) 
at ../ncurses/./tinfo/lib_cur_term.c:150
    #8  0x00007fe896079b3e in tgetent_sp (sp=0x0, bufp=0x565285d1b160 "", 
name=<optimized out>) at ../ncurses/./tinfo/lib_termcap.c:135
    #9  0x00007fe8962995cc in _rl_init_terminal_io () from 
/lib64/libreadline.so.8
    #10 0x00007fe8962999e3 in rl_reset_terminal () from /lib64/libreadline.so.8
    #11 0x00005652857a46bb in ?? ()
    #12 0x00005652857d948a in do_assignment_no_expand ()
    #13 0x00005652857bd57c in export_builtin ()
    #14 0x0000565285784a20 in ?? ()
    #15 0x0000565285782632 in execute_command ()
    #16 0x0000565285734961 in ?? ()
    #17 0x0000565285772995 in main ()


as I always have some terminfo added to the builtin fallback database
unknown, dumb, xterm, linux, vt100, vt102, and vt220
I wonder why this happens

Werner

-- 
  "Having a smoking section in a restaurant is like having
          a peeing section in a swimming pool." -- Edward Burr

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