Re: [Kgdb-bugreport] wrong symbols with kgdb
Status: Beta
Brought to you by:
jwessel
From: Derek A. <warlord@MIT.EDU> - 2007-12-17 16:59:41
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Hi, Quoting sfora dim <sfo...@gm...>: > On 12/17/07, Derek Atkins <wa...@mi...> wrote: >> What .config did you use/start with? Did you check the physical >> start/align settings? Are they the same or are they different? > > Do you mean these settings: > CONFIG_PHYSICAL_ALIGN=0x100000 > CONFIG_PHYSICAL_START=0x100000 Yep, that's what I'm talking about. :( > ? > > Looks like they are the same... Indeed, so that's not the problem. Sorry, you're beyond me now. Good Luck, -derek >> >> -derek >> >> Quoting sfora dim <sfo...@gm...>: >> >> > On 12/17/07, Derek Atkins <wa...@mi...> wrote: >> >> Are you by chance running a Fedora kernel? If so the problem is >> >> the kernel physical start vs. physical align. >> > >> > Uhm, the target is FC8 but a kernel I have just compiled >> > (v2.6.23 branch of jason's kgdb git tree). >> > Host is Ubuntu 7.04. >> > >> > I am compiling on the host, and transfering the binary to the target >> > using NFS. >> > >> >> >> >> -derek >> >> >> >> Quoting sfora dim <sfo...@gm...>: >> >> >> >> > Hello all, >> >> > >> >> > I am trying to debug a remote kernel using kgdb. >> >> > host is x86, target is i386 (2.6.23) (under vmware), connection >> >> > completes fine. >> >> > Problem is - some of the symbols are plain wrong. >> >> > >> >> > For example - "p load_elf_binary" yields 0x802a4990 while that >> >> > function naturally resides above 0xc0000000. >> >> > >> >> > When I run gdb ./vmlinux inside the target itself, running the same "p" >> >> > command give me the correct result.. >> >> > >> >> > any Idea why this happens and how can I fix it ? >> >> > >> >> > Can I supply gdb the updated System.map or something ? >> >> > >> >> > thanks >> >> > sfora >> >> > >> >> > >> ------------------------------------------------------------------------- >> >> > SF.Net email is sponsored by: >> >> > Check out the new SourceForge.net Marketplace. >> >> > It's the best place to buy or sell services >> >> > for just about anything Open Source. >> >> > >> >> >> http://ad.doubleclick.net/clk;164216239;13503038;w?http://sf.net/marketplace >> >> > _______________________________________________ >> >> > Kgdb-bugreport mailing list >> >> > Kgd...@li... >> >> > https://lists.sourceforge.net/lists/listinfo/kgdb-bugreport >> >> > >> >> >> >> >> >> >> >> -- >> >> Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory >> >> Member, MIT Student Information Processing Board (SIPB) >> >> URL: http://web.mit.edu/warlord/ PP-ASEL-IA N1NWH >> >> warlord@MIT.EDU PGP key available >> >> >> >> >> > >> >> >> >> -- >> Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory >> Member, MIT Student Information Processing Board (SIPB) >> URL: http://web.mit.edu/warlord/ PP-ASEL-IA N1NWH >> warlord@MIT.EDU PGP key available >> >> > -- Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory Member, MIT Student Information Processing Board (SIPB) URL: http://web.mit.edu/warlord/ PP-ASEL-IA N1NWH warlord@MIT.EDU PGP key available |