hi,

this problem exists with prebuilt binaries as well as with with 
sourcecode-build executables :
        - FlightGear-0.9.8
        - openal-050707-cvs
        - plib-1.8.4
        - SimGear-0.3.8
        - freeglut-devel-2.2.0-14, freeglut-2.2.0-14



# strace  ./js_demo
execve("./js_demo", ["./js_demo"], [/* 42 vars */]) = 0
uname({sys="Linux", node="samsara", ...}) = 0
brk(0)                                  = 0x804b000
access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or directory)
open("/usr/X11R6/lib/tls/i686/libdl.so.2", O_RDONLY) = -1 ENOENT (No such file 
or
directory)
stat64("/usr/X11R6/lib/tls/i686", 0xbfffed98) = -1 ENOENT (No such file or 
directo
ry)
open("/usr/X11R6/lib/tls/libdl.so.2", O_RDONLY) = -1 ENOENT (No such file or 
direc
tory)
stat64("/usr/X11R6/lib/tls", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
open("/usr/X11R6/lib/i686/libdl.so.2", O_RDONLY) = -1 ENOENT (No such file or 
dire
ctory)
stat64("/usr/X11R6/lib/i686", 0xbfffed98) = -1 ENOENT (No such file or 
directory)
open("/usr/X11R6/lib/libdl.so.2", O_RDONLY) = -1 ENOENT (No such file or 
directory
)
stat64("/usr/X11R6/lib", {st_mode=S_IFDIR|0755, st_size=12288, ...}) = 0
open("/etc/ld.so.cache", O_RDONLY)      = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=105388, ...}) = 0
old_mmap(NULL, 105388, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb7fe6000
close(3)                                = 0
open("/lib/libdl.so.2", O_RDONLY)       = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\260\vi"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0755, st_size=16908, ...}) = 0
old_mmap(0x690000, 12388, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 
0)= 0
x690000
old_mmap(0x692000, 8192, PROT_READ|PROT_WRITE, 
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE
, 3, 0x1000) = 0x692000
close(3)                                = 0
open("/usr/X11R6/lib/tls/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file 
or d
irectory)
open("/usr/X11R6/lib/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or 
direc
tory)
open("/usr/lib/libstdc++.so.6", O_RDONLY) = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\300\272"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0755, st_size=811744, ...}) = 0
old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 
0xb7fe5000
old_mmap(0x97e000, 832180, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 
0) = 0x97e000
old_mmap(0xa3f000, 20480, PROT_READ|PROT_WRITE, 
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xc1000) = 0xa3f000
old_mmap(0xa44000, 21172, PROT_READ|PROT_WRITE, 
MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xa44000
close(3)                                = 0
open("/usr/X11R6/lib/tls/libm.so.6", O_RDONLY) = -1 ENOENT (No such file or 
directory)
open("/usr/X11R6/lib/libm.so.6", O_RDONLY) = -1 ENOENT (No such file or 
directory)
open("/lib/tls/libm.so.6", O_RDONLY)    = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\0\343f"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0755, st_size=215248, ...}) = 0
old_mmap(0x66b000, 139424, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 
0) = 0x66b000
old_mmap(0x68c000, 8192, PROT_READ|PROT_WRITE, 
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x20000) = 0x68c000
close(3)                                = 0
open("/usr/X11R6/lib/tls/libgcc_s.so.1", O_RDONLY) = -1 ENOENT (No such file 
ordirectory)
open("/usr/X11R6/lib/libgcc_s.so.1", O_RDONLY) = -1 ENOENT (No such file or 
directory)
open("/lib/libgcc_s.so.1", O_RDONLY)    = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\f%\223"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0755, st_size=30856, ...}) = 0
old_mmap(0x931000, 32184, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 
0)= 0x931000
old_mmap(0x938000, 4096, PROT_READ|PROT_WRITE, 
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x6000) = 0x938000
close(3)                                = 0
open("/usr/X11R6/lib/tls/libc.so.6", O_RDONLY) = -1 ENOENT (No such file or 
directory)
open("/usr/X11R6/lib/libc.so.6", O_RDONLY) = -1 ENOENT (No such file or 
directory)
open("/lib/tls/libc.so.6", O_RDONLY)    = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0 oU\000"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0755, st_size=1512400, ...}) = 0
old_mmap(0x542000, 1207532, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 
0)= 0x542000
old_mmap(0x663000, 16384, PROT_READ|PROT_WRITE, 
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x120000) = 0x663000
old_mmap(0x667000, 7404, PROT_READ|PROT_WRITE, 
MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x667000
close(3)                                = 0
old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 
0xb7fe4000
mprotect(0x663000, 8192, PROT_READ)     = 0
mprotect(0x68c000, 4096, PROT_READ)     = 0
mprotect(0x692000, 4096, PROT_READ)     = 0
mprotect(0x53e000, 4096, PROT_READ)     = 0
set_thread_area({entry_number:-1 -> 6, base_addr:0xb7fe4940, limit:1048575, 
seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, 
useable:1}) = 0
munmap(0xb7fe6000, 105388)              = 0
brk(0)                                  = 0x804b000
brk(0x806c000)                          = 0x806c000
access("/dev/input/js0", F_OK)          = 0
open("/dev/input/js0", O_RDONLY)        = 3
ioctl(3, JSIOCGAXES, 0xbffff47f)        = 0
ioctl(3, JSIOCGBUTTONS, 0xbffff47f)     = 0
ioctl(3, 0x80806a13, 0x804b014)         = 30
fcntl64(3, F_SETFL, O_RDONLY|O_NONBLOCK) = 0
ioctl(3, JSIOCGCORR, 0xbffff480)        = 0
ioctl(3, JSIOCSCORR, 0xbffff480)        = 0
--- SIGSEGV (Segmentation fault) @ 0 (0) ---
+++ killed by SIGSEGV +++


> 
> Hi,
> 
> what plib version are you using?
> 
> In the past release I had sadly introduced a core dump with joysticks with
> many axis (may be also buttons?).
> This is fixed with plibs current cvs.
> 
>    Greetings
> 
>           Mathias
> 
> On Mittwoch 06 Juli 2005 21:39, Reinald Gfüllner wrote:
>> fgfs 0.98 and js_demo crashes with Segmentation Fault as soon as a
>> Joystick is connected.
>>
--.-------------------------------------------------------
 3~  Reinald  Gfuellner
        Phone:          (089) 5021321
        Fax/Voice-Box   (01212) 514 257 205 (web.de)
----------------------------------------------------------
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