Re: info program segmentation fault

[Stepan Kasal]

Hello,
  I'm forwarding your mail to bug-texinfo, which is more appropriate,
I guess.

Regards,
        Stepan Kasal

On Sun, Jan 30, 2005 at 05:29:22PM -0800, Andrei Damian-Fekete wrote:
> hello
> 
> i've found that info seg fault easily by doing this:
> i run info and enter some node so that i can press n
> several times after this to enter different nodes. The
> i keep the backspace pressed. After a few nodes back
> info crashes. 
> I have debian testing and also tested on another box
> running debian. It crashes on both. I've connected to
> another linux (running redhat) but that version of
> info doesn't seem to have this problem. (Maybe because
> of the internet connection and the lag between the
> hosts).
> 
> on my box: info --version
> info (GNU texinfo) 4.7
> 
> i do not know how to handle gdb but i've done this:
> $gdb info
> ...
> This GDB was configured as "i386-linux"...(no
> debugging symbols found)
> Using host libthread_db library
> "/lib/tls/libthread_db.so.1".
> 
> (gdb) run
> ....
> Moving to `Prev's last menu item.
> Program received signal SIGSEGV, Segmentation fault.
> 0x080592df in ?? ()
> 
> 
> (gdb) bt
> #0  0x080592df in ?? ()
> #1  0x0807ebe0 in ?? ()
> #2  0x08084cf8 in ?? ()
> #3  0x00000001 in ?? ()
> #4  0x080803e8 in ?? ()
> #5  0x08087f42 in ?? ()
> #6  0x00000000 in ?? ()
> #7  0x302e0000 in ?? ()
> #8  0x0807ebe0 in ?? ()
> #9  0x080642c0 in _IO_stdin_used ()
> #10 0x00000005 in ?? ()
> #11 0xbffff7d8 in ?? ()
> #12 0x08057e74 in ?? ()
> #13 0x0807ebe0 in ?? ()
> #14 0x00000001 in ?? ()
> #15 0x00000030 in ?? ()
> #16 0x0000007f in ?? ()
> #17 0x0806fed0 in ?? ()
> #18 0x0807ebe0 in ?? ()
> #19 0xbffff7f8 in ?? ()
> #20 0x08058339 in ?? ()
> #21 0x0807ebe0 in ?? ()
> #22 0x00000000 in ?? ()
> #23 0x0000007f in ?? ()
> #24 0x00000000 in ?? ()
> #25 0x00000000 in ?? ()
> #26 0x0000007f in ?? ()
> #27 0xbffff838 in ?? ()
> #28 0x0805d4eb in ?? ()
> #29 0x0807ebe0 in ?? ()
> #30 0x00000001 in ?? ()
> #31 0x0000007f in ?? ()
> #32 0x08084f30 in ?? ()
> #33 0x0000007f in ?? ()
> #34 0x00000000 in ?? ()
> #35 0xbffff828 in ?? ()
> #36 0x0806e17f in ?? ()
> #37 0x00000000 in ?? ()
> #38 0x00000000 in ?? ()
> #39 0xbffff838 in ?? ()
> #40 0x0806e17f in ?? ()
> #41 0x00000000 in ?? ()
> #42 0x00000000 in ?? ()
> #43 0xbffff858 in ?? ()
> #44 0x08056c4f in ?? ()
> #45 0x0000007f in ?? ()
> #46 0x0806fed0 in ?? ()
> #47 0x002ef858 in ?? ()
> #48 0x0806e158 in ?? ()
> #49 0x00000000 in ?? ()
> #50 0x0806201d in _IO_stdin_used ()
> #51 0xbffff868 in ?? ()
> #52 0x08056b6f in ?? ()
> #53 0x0807eba0 in ?? ()
> #54 0x00000001 in ?? ()
> #55 0xbffff8a8 in ?? ()
> #56 0x0805038e in ?? ()
> #57 0x0806e158 in ?? ()
> #58 0xbffff938 in ?? ()
> #59 0xbffff88c in ?? ()
> #60 0xbffff890 in ?? ()
> #61 0xbffff894 in ?? ()
> #62 0xbffff894 in ?? ()
> #63 0xbffff8a8 in ?? ()
> #64 0x00000000 in ?? ()
> #65 0x00000000 in ?? ()
> #66 0x00000000 in ?? ()
> #67 0x00000000 in ?? ()
> #68 0x4019ec60 in ?? () from /lib/tls/libc.so.6
> #69 0x00000001 in ?? ()
> #70 0xbffff93c in ?? ()
> #71 0xbffff908 in ?? ()
> #72 0x40083904 in __libc_start_main () from
> /lib/tls/libc.so.6
> Previous frame inner to this frame (corrupt stack?)
> 
> 
> Sorry if it's too long. If you need more informations
> please mail me at ackerdud (at) yahoo.com
> 
> best regards,
> acker