Re: [patch] i386: fix one case of stuck dwarf2 unwinder II

From: Chuck Ebbert
Date: Sun Aug 06 2006 - 12:15:17 EST

In-Reply-To: <200608061604.40452.ak@xxxxxxx>

On Sun, 6 Aug 2006 16:04:40 +0200, Andi Kleen wrote:

> > And the backtraces I saw ended up at L6:
> >
> > | DWARF2 unwinder stuck at 0xc0100210
> >
> > on i386 SMP says:
> >
> > | c0100210 t L6
> Yes that's the problem. If you check for <= stext/_stext then the unwinder
> won't catch the L6 (which is above it) and report a "stuck" again

Maybe I'm being dense here, but:

c0100210 t L6
c0100212 t check_x87
c010023a t setup_idt
c0100257 t rp_sidt
c0100264 t ignore_int
c0100298 T stext
c0100298 T _stext

It looks like L6 is before _stext to me.


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