[Bug ld/3052] ld lma assignment change breaks x86-64 Linux 2.6 kernel

[hjl at lucon dot org]

------- Additional Comments From hjl at lucon dot org  2006-08-16 01:07 -------
Created an attachment (id=1226)
 --> (http://sourceware.org/bugzilla/attachment.cgi?id=1226&action=view)
A testcase

Here is a testcase. old.sec has the dump from the correct output:

address@hidden lma]$ make LD=ld
as   -o foo.o foo.s
ld -o foo -T foo.t foo.o
readelf -S -l --wide foo > foo.sec
diff -up foo.sec old.sec
--- foo.sec     2006-08-15 18:07:37.000000000 -0700
+++ old.sec     2006-08-15 18:04:38.000000000 -0700
@@ -1,15 +1,15 @@
-There are 8 section headers, starting at offset 0x400058:
+There are 8 section headers, starting at offset 0x302058:

 Section Headers:
   [Nr] Name              Type            Address          Off    Size   ES Flg
Lk Inf Al
   [ 0]                   NULL            0000000000000000 000000 000000 00    
 0   0  0
-  [ 1] .text             PROGBITS        ffffffff80100000 300000 000001 00  AX
 0   0  4
-  [ 2] .data.cacheline_a PROGBITS        ffffffff80100040 300040 000001 00  WA
 0   0  1
-  [ 3] .vsyscall_0       PROGBITS        ffffffffff600000 400000 000001 00  AX
 0   0  1
-  [ 4] .data.init_task   PROGBITS        ffffffff80102000 102000 000001 00  WA
 0   0  1
-  [ 5] .shstrtab         STRTAB          0000000000000000 400001 000055 00    
 0   0  1
-  [ 6] .symtab           SYMTAB          0000000000000000 400258 000078 18    
 7   5  8
-  [ 7] .strtab           STRTAB          0000000000000000 4002d0 000001 00    
 0   0  1
+  [ 1] .text             PROGBITS        ffffffff80100000 100000 000001 00  AX
 0   0  4
+  [ 2] .data.cacheline_a PROGBITS        ffffffff80100040 100040 000001 00  WA
 0   0  1
+  [ 3] .vsyscall_0       PROGBITS        ffffffffff600000 200000 000001 00  AX
 0   0  1
+  [ 4] .data.init_task   PROGBITS        ffffffff80102000 302000 000001 00  WA
 0   0  1
+  [ 5] .shstrtab         STRTAB          0000000000000000 302001 000055 00    
 0   0  1
+  [ 6] .symtab           SYMTAB          0000000000000000 302258 000078 18    
 7   5  8
+  [ 7] .strtab           STRTAB          0000000000000000 3022d0 000001 00    
 0   0  1
 Key to Flags:
   W (write), A (alloc), X (execute), M (merge), S (strings)
   I (info), L (link order), G (group), x (unknown)
@@ -21,12 +21,12 @@ There are 3 program headers, starting at

 Program Headers:
   Type           Offset   VirtAddr           PhysAddr           FileSiz 
MemSiz   Flg Align
-  LOAD           0x000000 0xffffffff80000000 0xffffffff00b01000 0x102001
0x102001 RW  0x200000
-  LOAD           0x300000 0xffffffff80100000 0xffffffff80100000 0x000041
0x000041 RWE 0x200000
-  LOAD           0x400000 0xffffffffff600000 0xffffffff80101000 0x000001
0x000001 R E 0x200000
+  LOAD           0x000000 0xffffffff80000000 0xffffffff80000000 0x100041
0x100041 RWE 0x200000
+  LOAD           0x200000 0xffffffffff600000 0xffffffff80101000 0x000001
0x000001 R E 0x200000
+  LOAD           0x302000 0xffffffff80102000 0xffffffff80102000 0x000001
0x000001 RW  0x200000

  Section to Segment mapping:
   Segment Sections...
-   00     .text .data.cacheline_aligned .data.init_task
-   01     .text .data.cacheline_aligned
-   02     .vsyscall_0
+   00     .text .data.cacheline_aligned
+   01     .vsyscall_0
+   02     .data.init_task
make: *** [all] Error 1
address@hidden lma]$

-- 


http://sourceware.org/bugzilla/show_bug.cgi?id=3052

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