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Date: Sun, 9 Feb 1997 13:43:48 -0500
From: Andrew Herdman <andrew@why.whine.com>
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To: Poul-Henning Kamp <phk@critter.dk.tfs.com>
cc: Andrew Herdman <andrew@why.whine.com>, current@freebsd.org
Subject: Re: Make world of Current dies with weird errors. 
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Ok, finally managed to do that (make world rebuilds make and strips off
the symbols grrrrr..)

On Sun, 9 Feb 1997, Poul-Henning Kamp wrote:

> 
> Hey Cool!
> 
> Now for an encore, try to make "make" with -static so we don't have
> to fight shared libs in gdb.
> 
> I would expect 807d432() to be free(3) but that is merely a guess...

(gdb) bt
#0  0x1efd5 in kill ()
#1  0x1ea33 in abort ()
#2  0x1d787 in fstat ()
#3  0x1d7af in fstat ()
#4  0x1e642 in fstat ()
#5  0x1e7e6 in free ()
#6  0x12241 in Lst_Destroy (l=0x274e0, freeProc=0x1e7b0 <free>)
    at /usr/src/usr.bin/make/lst.lib/lstDestroy.c:94
#7  0xcfbb in Parse_End () at /usr/src/usr.bin/make/parse.c:2556
#8  0x9b44 in main (argc=3, argv=0xefbfd77c)
    at /usr/src/usr.bin/make/main.c:808

> >Well I had some courage.  I can reliably reproduce the bug, and have with
> >a make re-compiled with -g, and the malloc trick i now have a nice core
> >file.  As for using gdb for debugging... err well I don't now much about
> >it... i've seen the bt command used extensively and this is what i got:
> >
> >Core was generated by `make'.
> >Program terminated with signal 6, Abort trap.
> >Cannot access memory at address 0x654f0.
> >#0  0x807de11 in ?? ()
> >(gdb) bt
> >#0  0x807de11 in ?? ()
> >#1  0x807d6e3 in ?? ()
> >#2  0x807c232 in ?? ()
> >#3  0x807c270 in ?? ()
> >#4  0x807d24b in ?? ()
> >#5  0x807d432 in ?? ()
> >#6  0x12731 in Lst_Destroy (l=0x588c0, freeProc=0)
> >    at /usr/src/usr.bin/make/lst.lib/lstDestroy.c:99
> >#7  0xfb2b in TargFreeGN (gnp=0x55d00) at targ.c:219
> >#8  0x1270b in Lst_Destroy (l=0x182e0, freeProc=0xfae0 <TargFreeGN>)
> >    at /usr/src/usr.bin/make/lst.lib/lstDestroy.c:93
> >#9  0xf9d7 in Targ_End () at targ.c:139
> >#10 0xa000 in main (argc=3, argv=0xefbfd798) at main.c:804
> >
> >
> >I have the core and the program that created, and if you want I can leave
> >them somewhere for someone who knows what they are doing to take a peek at
> >them.  I will help where I can of course, but this one is bigger than I
> >am.


Andrew