[Pachi] Bus overflow error?

Petr Baudis pasky at ucw.cz
Mon Jul 9 18:18:11 CEST 2012


  Hi!

  Curious. It works for me...

On Mon, Jul 09, 2012 at 11:56:28AM -0400, Andrew J wrote:
> at debug level 4, it crashes as such:
> 
> > Fresh board with random seed 1341834332
> > Spawned worker 0
> > [1]    14703 bus error  ./pachi -t=10000 -d 4 < tools/genmovetest.gtp
> 
> but at debug level 5, it happily chugs along without any problem.
> 
> running gdb on it gives the following trace:
> >
> > Program received signal EXC_BAD_ACCESS, Could not access memory.
> > Reason: KERN_PROTECTION_FAILURE at address: 0x0000000100400e18
> > [Switching to process 14807]
> > 0x0000000100002964 in board_play_f (board=0x100462bb0, m=0x100409550, f=237) at board.c:1334
> > 1334 {
> > (gdb) bt
> > #0  0x0000000100002964 in board_play_f (board=0x100462bb0, m=0x100409550, f=237) at board.c:1334
> > #1  0x000000010003e245 in middle_ladder_walk (b=0x100462bb0, laddered=<value temporarily unavailable, due to optimizations>, nextmove=283, lcolor=S_BLACK) at ladder.c:73

  If you didn't build this from scratch, can you try to make clean and
re-make? Is this backtrace complete or is there more?

				Petr "Pasky" Baudis


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