mtrr: base(0xf8000000) is not aligned on a size(0x180000) boundary

From: Bradley W. Langhorst (brad@langhorst.com)
Date: Tue Aug 21 2001 - 17:47:03 EST


I get this message on boot with kernel 2.4.9 on a Dell Optiplex GX110
 running redhat 7.0 with X upgraded to 4.0.3-5 with rpms from rh 7.1
(i810 chipset) This occurs during X startup.

Aug 21 16:47:31 bitc kernel: mtrr: base(0xf8000000) is not aligned on a
size(0x180000) boundary
Aug 21 16:47:31 bitc kernel: inter
Aug 21 16:47:31 bitc kernel: [drm:i810_ioremapfree:mappings] *ERROR*
Excess frees: 147 frees, 2 allocs
Aug 21 16:47:31 bitc kernel: [drm:i810_ioremapfree:mappings] *ERROR*
Attempt to free NULL pointer
Aug 21 16:47:31 bitc kernel: [drm:i810_ioremapfree:mappings] *ERROR*
Excess frees: 148 frees, 2 allocs
Aug 21 16:47:31 bitc kernel: [drm:i810_ioremapfree:mappings] *ERROR*
Attempt to free NULL pointer
...
Aug 21 16:47:31 bitc kernel: [drm:i810_ioremapfree:mappings] *ERROR*
Attempt to free NULL pointer
Aug 21 16:47:31 bitc kernel: [drm:i810_ioremapfree:mappings] *ERROR*
Excess frees: 256 frees, 2 allocs
Aug 21 16:47:31 bitc kernel: [drm:i810_dma_initialize] *ERROR* can not
find mmio map!
Aug 21 16:47:31 bitc kernel: Unable to handle kernel NULL pointer
dereference at virtual address 00000008
Aug 21 16:47:31 bitc kernel: printing eip:
Aug 21 16:47:31 bitc kernel: c01be813
Aug 21 16:47:31 bitc kernel: *pde = 00000000
Aug 21 16:47:31 bitc kernel: Oops: 0000
Aug 21 16:47:31 bitc kernel: CPU: 0
Aug 21 16:47:31 bitc kernel: EIP: 0010:[i810_irq_install+227/416]
Aug 21 16:47:31 bitc kernel: EFLAGS: 00013246
Aug 21 16:47:31 bitc kernel: eax: 00000000 ebx: c16a6800 ecx:
00000000 edx: 00000000
Aug 21 16:47:31 bitc kernel: esi: c16a6820 edi: c16a6800 ebp:
00000009 esp: d5cc1f48
Aug 21 16:47:31 bitc kernel: ds: 0018 es: 0018 ss: 0018
Aug 21 16:47:31 bitc kernel: Process X (pid: 847, stackpage=d5cc1000)
Aug 21 16:47:31 bitc kernel: Stack: d5cc1f60 bffffb88 c01bea0e c16a6800
00000009 c16a6800 00000002 00000009
Aug 21 16:47:31 bitc kernel: c16a6800 d5cd8980 bffffb80 40086414
c01bf674 d519a9a0 d5cd8980 40086414
Aug 21 16:47:31 bitc kernel: bffffb80 bffffb80 d5cd8980 40086414
ffffffe7 c013c2b7 d519a9a0 d5cd8980
Aug 21 16:47:31 bitc kernel: Call Trace: [i810_control+142/176]
[i810_ioctl+228/240] [sys_ioctl+375/400] [system_call+51/56]
Aug 21 16:47:31 bitc kernel:
Aug 21 16:47:31 bitc kernel: Code: 8b 41 08 8b 50 10 0f b7 82 98 20 00
00 25 00 60 00 00 66 89

cat /proc/meminfo says
total: used: free: shared: buffers: cached:
Mem: 392192000 74403840 317788160 0 2420736 36728832
Swap: 164495360 0 164495360
MemTotal: 383000 kB
MemFree: 310340 kB
MemShared: 0 kB
Buffers: 2364 kB
Cached: 35868 kB
SwapCached: 0 kB
Active: 7868 kB
Inact_dirty: 30364 kB
Inact_clean: 0 kB
Inact_target: 0 kB
HighTotal: 0 kB
HighFree: 0 kB
LowTotal: 383000 kB
LowFree: 310340 kB
SwapTotal: 160640 kB
SwapFree: 160640 kB

here is the device section from XF86Config-4

Section "Device"
    Identifier "Intel Corporation|82810E CGC [Chipset Gr"
    Driver "i810"
    BoardName "Unknown"
    VideoRam 16384
EndSection

my search for answers using mtrr 2.4 i810 turns up nothing of interest
so maybe this is a new problem?

please advise

thanks!

brad

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This archive was generated by hypermail 2b29 : Thu Aug 23 2001 - 21:00:46 EST