[Bug libc/14066] New: nopw istruction return signal 4 - Illegal instruction- on cpu VIA Nehemiah

["i at corradoroberto dot it" <sourceware-bugzilla at sourceware dot org>]

http://sourceware.org/bugzilla/show_bug.cgi?id=14066

             Bug #: 14066
           Summary: nopw istruction return signal 4 - Illegal instruction-
                    on cpu VIA Nehemiah
           Product: glibc
           Version: 2.15
            Status: NEW
          Severity: critical
          Priority: P2
         Component: libc
        AssignedTo: unassigned@sourceware.org
        ReportedBy: i@corradoroberto.it
                CC: drepper.fsp@gmail.com
    Classification: Unclassified


root@gatto:/tmp# gdb -c core /usr/bin/openssl
GNU gdb (GDB) 7.4.1
Program terminated with signal 4, Illegal instruction.
#0  0xb761d1f3 in _init () from /usr/lib/libcrypto.so.0
(gdb) disassemble
Dump of assembler code for function _init:
   0xb761d1d0 <+0>:     push   %ebx
   0xb761d1d1 <+1>:     sub    $0x8,%esp
   0xb761d1d4 <+4>:     call   0xb761d840
   0xb761d1d9 <+9>:     add    $0x12c6b7,%ebx
   0xb761d1df <+15>:    mov    -0x220(%ebx),%eax
   0xb761d1e5 <+21>:    test   %eax,%eax
   0xb761d1e7 <+23>:    je     0xb761d1ee <_init+30>
   0xb761d1e9 <+25>:    call   0xb761d4d0 <__gmon_start__@plt>
   0xb761d1ee <+30>:    call   0xb761d970
=> 0xb761d1f3 <+35>:    nopw   %cs:0x0(%eax,%eax,1)
   0xb761d1fd <+45>:    nopl   (%eax)
   0xb761d200 <+48>:    call   0xb761dc10 <OPENSSL_cpuid_setup>
   0xb761d205 <+53>:    jmp    0xb761d210 <_init+64>
   0xb761d207 <+55>:    mov    %esi,%esi
   0xb761d209 <+57>:    lea    0x0(%edi,%eiz,1),%edi
   0xb761d210 <+64>:    call   0xb76f8140
   0xb761d215 <+69>:    add    $0x8,%esp
   0xb761d218 <+72>:    pop    %ebx
   0xb761d219 <+73>:    ret
End of assembler dump.
(gdb) x/24bx 0xb759b1f3
0xb759b1f3:     0xff    0x5c    0xae    0x02    0x00    0x3c    0x66 
  0xfc
0xb759b1fb:     0xff    0x8c    0xae    0x02    0x00    0xac    0x66 
  0xfc
0xb759b203:     0xff    0xc4    0xae    0x02    0x00    0x5c    0x67 
  0xfc
(gdb)

root@gatto:/var/named/internet# cat /proc/cpuinfo
processor       : 0
vendor_id       : CentaurHauls
cpu family      : 6
model           : 9
model name      : VIA Nehemiah
stepping        : 8
cpu MHz         : 1000.377
cache size      : 64 KB
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 1
wp              : yes
flags           : fpu vme de pse tsc msr cx8 mtrr pge cmov pat mmx
fxsr sse rng rng_en ace ace_en
bogomips        : 2000.75
clflush size    : 32
cache_alignment : 32
address sizes   : 32 bits physical, 32 bits virtual
power management:

CFLAG= -fPIC -DOPENSSL_PIC -DOPENSSL_THREADS -D_REENTRANT -DDSO_DLFCN
--DHAVE_DLFCN_H -Wa,--noexecstack -DL_ENDIAN -DTERMIO -O3 --fomit-frame-pointer
-march=i486 -mtune=i686 -Wall --DOPENSSL_BN_ASM_PART_WORDS -DSHA1_ASM -DMD5_ASM
-DRMD160_ASM --DAES_ASM

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