Re: top command segfaults when pressing "f" (full command paths)

El 18/4/26 a las 18:53, Ramiro Aceves escribió:
> Hello, today I have had this surprise in my 11-RC3 amd64 system.
> 
> netbsd-nuc$ uname -a
> NetBSD netbsd-nuc.home 11.0_RC3 NetBSD 11.0_RC3 (GENERIC) #0: Sat Apr  4 06:08:56 UTC 2026 [email protected]:/usr/src/sys/arch/amd64/compile/GENERIC amd64
> netbsd-nuc$
> 
> 
> netbsd-nuc$ gdb /usr/bin/top /home/ramiro/top.core
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> Reading symbols from /usr/bin/top...
> Reading symbols from /usr/libdata/debug//usr/bin/top.debug...
> [New process 27148]
> Core was generated by `top'.
> Program terminated with signal SIGSEGV, Segmentation fault.
> #0  0x00000000004202e3 in printable (str=0x795c8c8644e6 "Monitor genérico")
>      at /usr/src/external/bsd/top/bin/../dist/utils.c:220
> 220        if (!isprint(ch))
> (gdb) list
> 215        register int ch;
> 216
> 217        ptr = str;
> 218        while ((ch = *ptr) != '\0')
> 219        {
> 220        if (!isprint(ch))
> 221        {
> 222            *ptr = '?';
> 223        }
> 224        ptr++;
> (gdb)
> 
> Thanks.
> 
> Regards.
> 
> 
> 
> 

Hi.

It seems to be related with this looong Generic Monitor Plugin in XFCE4.


netbsd-nuc$ ps ax | grep Moni
29610 pts/1  R+    0:00.00 grep Moni
  1956 ttyE0  Sl    1:21.27 /usr/pkg/lib/xfce4/panel/wrapper-2.0 /usr/pkg/lib/xfce4/panel/plugins/libgenmon.so 22 20971544 genmon Monitor gen\M-C\M-)rico Muestra la salida de una orden
  1991 ttyE0  Sl    1:19.41 /usr/pkg/lib/xfce4/panel/wrapper-2.0 /usr/pkg/lib/xfce4/panel/plugins/libgenmon.so 25 20971547 genmon Monitor gen\M-C\M-)rico Muestra la salida de una orden
  2384 ttyE0  Il    1:21.31 /usr/pkg/lib/xfce4/panel/wrapper-2.0 /usr/pkg/lib/xfce4/panel/plugins/libgenmon.so 24 20971546 genmon Monitor gen\M-C\M-)rico Muestra la salida de una orden
  2665 ttyE0  Sl    1:20.92 /usr/pkg/lib/xfce4/panel/wrapper-2.0 /usr/pkg/lib/xfce4/panel/plugins/libgenmon.so 21 20971543 genmon Monitor gen\M-C\M-)rico Muestra la salida de una orden
  3644 ttyE0  Sl    1:20.87 /usr/pkg/lib/xfce4/panel/wrapper-2.0 /usr/pkg/lib/xfce4/panel/plugins/libgenmon.so 23 20971545 genmon Monitor gen\M-C\M-)rico Muestra la salida de una orden
  3919 ttyE0  Sl    0:07.67 /usr/pkg/lib/xfce4/panel/wrapper-2.0 /usr/pkg/lib/xfce4/panel/plugins/libgenmon.so 13 20971537 genmon Monitor gen\M-C\M-)rico Muestra la salida de una orden
netbsd-nuc$