Messages in this thread | | | Date | Mon, 07 Aug 2006 09:00:34 +0100 | From | "Jan Beulich" <> | Subject | Re: [patch] i386: fix one case of stuck dwarf2 unwinder II |
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>> 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.
So it would seem to me. Nevertheless, in my opinion the proper fix is to annotate the call site (in head.S) to specify a zero EIP as return address (which denotes the bottom of a frame).
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