On Sat, 2009-09-12 at 17:32 +0200, Andy Polyakov via RT wrote:
> Could you complement back-trace with 'info reg' output?
(gdb) bt
#0 _x86_64_Camellia_encrypt () at cmll-x86_64.s:74
#1 0x00007ffff7a7a4b4 in Camellia_cbc_encrypt () at cmll-x86_64.s:1686
#2 0x00007fffffffca30 in ?? ()
#3 0x000000000068e190 in ?? ()
#4 0x0000000000000000 in ?? ()
(gdb) info reg
rax 0x90a464 9479268
rbx 0x7ee5f47f 2128999551
rcx 0x0 0
rdx 0xcef1a9fe 3471944190
rsi 0xa6 166
rdi 0xaf 175
rbp 0x7ffff7a793c0 0x7ffff7a793c0
rsp 0x7fffffffadb8 0x7fffffffadb8
r8 0x263e264d 641607245
r9 0x34a1c456 883016790
r10 0x6824eed3 1747250899
r11 0xcef1a9fe 3471944190
r12 0x68e180 6873472
r13 0x68e180 6873472
r14 0x7fffffffeff0 140737488351216
r15 0x207fbfffffcb30 9147661865175856
rip 0x7ffff7a78570 0x7ffff7a78570 <_x86_64_Camellia_encrypt+16>
eflags 0x10282 [ SF IF RF ]
cs 0x33 51
ss 0x2b 43
ds 0x0 0
es 0x0 0
fs 0x0 0
gs 0x0 0
fctrl 0x37f 895
fstat 0x0 0
ftag 0xffff 65535
fiseg 0x0 0
fioff 0x0 0
foseg 0x0 0
fooff 0x0 0
fop 0x0 0
mxcsr 0x1f80 [ IM DM ZM OM UM PM ]
> Verify that following fixes the problem:
>
> --- crypto/camellia/asm/cmll-x86_64.pl 6 Apr 2009 15:13:16 -0000
> +++ crypto/camellia/asm/cmll-x86_64.pl 12 Sep 2009 15:20:49 -0000
> @@ -656,7 +656,7 @@
> mov %rsi,$out # out argument
> mov %r8,%rbx # ivp argument
> mov %rcx,$key # key argument
> - mov 272(%rcx),$keyend # grandRounds
> + mov 272(%rcx),${keyend}d # grandRounds
>
> mov %r8,$_ivp
> mov %rbp,$_rsp
Yes, this patch fixes the problem.
--
Tomas Mraz
No matter how far down the wrong road you've gone, turn back.
Turkish proverb
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