Messages in this thread | | | Date | Thu, 8 Dec 2016 15:29:35 +1100 | From | Stephen Rothwell <> | Subject | Re: linux-next: Tree for Dec 7 (kallsyms failure) |
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Hi all,
On Wed, 7 Dec 2016 18:30:57 -0800 Randy Dunlap <rdunlap@infradead.org> wrote: > > On 12/07/16 15:56, Stephen Rothwell wrote: > > > > On Wed, 7 Dec 2016 15:42:32 -0800 Randy Dunlap <rdunlap@infradead.org> wrote: > >> > >> I started seeing this yesterday (2016-1206). > >> This is on x86_64. > >> > >> Anybody know about it? > >> > >> kallsyms failure: relative symbol value 0xffffffff81000000 out of range in relative mode > > > > I got a similar failure starting a few days ago on my powerpc > > allyesconfig build. I was assuming that it was PowerPC specific, but > > noone has found a cause yet. > > > > It may just be an invalid randconfig. I modified scripts/kallsyms.c and > I see this message: > kallsyms failure: relative symbol value 0xffffffff81000000 [symbol: Tstartup_64] out of range in relative mode > > and it makes sense that startup_64 would (or could) be at 0xffffffff81000000... > especially since CONFIG_PHYSICAL_START=0x1000000 and > (from Documentation/x86/x86_64/mm.txt) > ffffffff80000000 - ffffffff9fffffff (=512 MB) kernel text mapping, from phys 0 > > > Ard, what do you think about this?
The similar failure I saw in the powerpc allyesconfig build
kallsyms failure: relative symbol value 0xc000000000000000 out of range in relative mode
was caused by commit
8ab2ae655bfe ("default exported asm symbols to zero")
which has been reverted in Linus' tree today.
-- Cheers, Stephen Rothwell
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