Subject: gdb problems?
To: None <port-alpha@netbsd.org>
From: J Rizzo <riz@boogers.sf.ca.us>
List: port-alpha
Date: 08/20/1998 12:00:15
Are there known problems with GDB under 1.3.1?  (This is on an Alphastation
255) Trying to figure out where a program coredumped on me, I tried using GDB,
which gave me this:

Script started on Thu Aug 20 11:56:12 1998
fnord:riz  ~> gdb /work/tmp/vnc/Xvnc/programs/Xserver/Xvnc Xvvnc.core.1
GDB is free software and you are welcome to distribute copies of it
 under certain conditions; type "show copying" to see the conditions.
There is absolutely no warranty for GDB; type "show warranty" for details.
GDB 4.16 (alpha-netbsd), Copyright 1996 Free Software Foundation, Inc...
Core was generated by `Xvnc'.
Program terminated with signal 11, Segmentation fault.
pid 28409 (gdb): unaligned access: va=0x12021fffa pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x120220002 pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x12022000a pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x120220012 pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x12022001a pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x120220022 pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x12022002a pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x120220032 pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x12022003a pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x120220042 pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x12022004a pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x120220052 pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x12022005a pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x120220062 pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x12022006a pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x120220072 pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x12022007a pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x120220082 pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x12022008a pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x120220092 pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x12022009a pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x1202200a2 pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x1202200aa pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x1202200b2 pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x1202200ba pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x1202200c2 pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x1202200ca pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x1202200d2 pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x1202200da pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x1202200e2 pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x1202200ea pc=0x12004d938 ra=0x12004cbd4 op=stt
pid 28409 (gdb): unaligned access: va=0x1202200f2 pc=0x12004d94c ra=0x12004cbd4 op=stq
Bus error (core dumped)
fnord:riz  ~> exit
exit

Script done on Thu Aug 20 11:57:24 1998

Running gdb on its own core produces similar results.  :)

Any suggestions?
+j

-- 
Jeff Rizzo                                         http://boogers.sf.ca.us/~riz