[xorg-bugzilla-noise] [Bug 728] New: RUI in _X11TransSocketINETGetAddr at lines 371, 379, 441 etc. in file "Xtranssock.c"

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           Summary: RUI in _X11TransSocketINETGetAddr at lines 371, 379, 441
                    etc. in file "Xtranssock.c"
           Product: xorg
           Version: CVS_head
          Platform: Sun
        OS/Version: Solaris
            Status: NEW
          Severity: normal
          Priority: P2
         Component: Lib/other
        AssignedTo: xorg-bugzilla-noise at freedesktop.org
        ReportedBy: roland.mainz at nrubsig.org
                CC: alan.coopersmith at sun.com


2004-06-06-trunk on Solaris 2.8/SPARC compiled with Sun Workshop 8.
While testing a sample application ("Xman") I am getting the following RUI when
running the application under dbx's 'check -all'-control:
-- snip --
xc/programs/xman% (export LANG=en_US LC_ALL=en_US ; export
XPSERVERLIST=meridian:35 ;
XENVIRONMENT=/shared/bigtmp/xorg/work_xman_printtest/xc/programs/xman/Xman.ad
LD_LIBRARY_PATH=$PWD/../../exports/lib/ dbx ./xman)
For information about new features see `help changes'
To remove this message, put `dbxenv suppress_startup_message 7.1' in your .dbxrc
Reading xman
Reading ld.so.1
Reading libXaw.so.7.0
Reading libXmu.so.6.2
Reading libXt.so.6.0
Reading libSM.so.6.0
Reading libICE.so.6.3
Reading libXpm.so.4.11
Reading libXp.so.6.2
Reading libXext.so.6.4
Reading libX11.so.6.2
Reading libc.so.1
Reading libsocket.so.1
Reading libnsl.so.1
Reading libdl.so.1
Reading libmp.so.2
Reading libc_psr.so.1
(dbx) check -all
access checking - ON
memuse checking - ON
(dbx) run
Running: xman 
(process id 15896)
Reading librtc.so
RTC: Enabling Error Checking...
RTC: Running program...
Read from uninitialized (rui):
Attempting to read 2 bytes at address 0xffbece18
    which is 136 bytes above the current stack pointer
Variable is 'socknamev6'
stopped in _X11TransSocketINETGetAddr at line 371 in file "Xtranssock.c"
  371           ciptr->family = ((struct sockaddr *)socknamePtr)->sa_family;
(dbx) where
=>[1] _X11TransSocketINETGetAddr(ciptr = 0x7dd00), line 371 in "Xtranssock.c"
  [2] _X11TransSocketINETConnect(ciptr = 0x7dd00, host = 0x7cbd0 "meridian",
port = 0xffbed098 "6000"), line 1744 in "Xtranssock.c"
  [3] _X11TransConnect(ciptr = 0x7dd00, address = 0xffbee78c "tcp/meridian:0"),
line 863 in "Xtrans.c"
  [4] _X11TransConnectDisplay(display_name = 0xffbef30e "meridian:0.0",
fullnamep = 0xffbee99c, dpynump = 0xffbee998, screenp = 0xffbee994, auth_namep =
0xffbee980, auth_namelenp = 0xffbee978, auth_datap = 0xffbee97c, auth_datalenp =
0xffbee974), line 368 in "ConnDis.c"
  [5] XOpenDisplay(display = (nil)), line 159 in "OpenDis.c"
  [6] XtOpenDisplay(app = 0x7be40, displayName = (nil), applName = (nil),
className = 0x304b4 "Xman", urlist = 0x41e78, num_urs = 9U, argc = 0xffbeecbc,
argv = 0xffbeecdc), line 258 in "Display.c"
  [7] _XtAppInit(app_context_return = 0xffbeeb80, application_class = 0x304b4
"Xman", options = 0x41e78, num_options = 9U, argc_in_out = 0xffbeecbc,
argv_in_out = 0xffbeebe0, fallback_resources = 0x41f08), line 331 in "Display.c"
  [8] XtOpenApplication(app_context_return = 0xffbeec70, application_class =
0x304b4 "Xman", options = 0x41e78, num_options = 9U, argc_in_out = 0xffbeecbc,
argv_in_out = 0xffbeecdc, fallback_resources = 0x41f08, widget_class =
0xf85a02b0, args_in = (nil), num_args_in = 0), line 973 in "Initialize.c"
  [9] XtAppInitialize(app_context_return = 0xffbeec70, application_class =
0x304b4 "Xman", options = 0x41e78, num_options = 9U, argc_in_out = 0xffbeecbc,
argv_in_out = 0xffbeecdc, fallback_resources = 0x41f08, args_in = (nil),
num_args_in = 0), line 1012 in "Initialize.c"
  [10] main(argc = 1, argv = 0xffbeecdc), line 157 in "main.c"
-- snip --

Continuing results in a 2nd RUI:
-- snip --
Read from uninitialized (rui):
Attempting to read 1 byte at address 0xffbece18
    which is 136 bytes above the current stack pointer
Variable is 'socknamev6'
stopped in _X11TransSocketINETGetAddr at line 379 in file "Xtranssock.c"
  379       memcpy (ciptr->addr, socknamePtr, ciptr->addrlen);
-- snip --

and a 3rd:
-- snip --
(dbx) cont
Read from uninitialized (rui):
Attempting to read 1 byte at address 0xffbece08
    which is 120 bytes above the current stack pointer
Variable is 'socknamev4'
stopped in _X11TransSocketINETGetPeerAddr at line 441 in file "Xtranssock.c"
  441       memcpy (ciptr->peeraddr, socknamePtr, ciptr->peeraddrlen);
-- snip --
(NOTE: the machine has no IPv6 transport configured).   
   
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