RE: acpi OOPS

RE: acpi OOPS

[Grover, Andrew]

[-- Attachment #1: Type: text/plain, Size: 2515 bytes --]

Does this fix it?

Thanks -- Regards -- Andy

> -----Original Message-----
> From: Jes Sorensen [mailto:jes-dtAfj9ClZIwnoBwkMbRkTB2eb7JE58TQ@public.gmane.org] 
> Sent: Monday, June 16, 2003 12:23 PM
> To: Grover, Andrew
> Subject: acpi OOPS
> 
> 
> Hi Andy,
> 
> I tested the 20030523 release for 2.4.21-rc3 against 2.4.21 
> and got this
> oops when I did 'echo "5" > /proc/acpi/sleep' on a Sony VAIO 
> R505 laptop.
> 
> Cheers,
> Jes
> 
> Unable to handle kernel NULL pointer dereference at virtual 
> address 00000000
> c0111aab
> *pde = 00000000
> Oops: 0002
> CPU:    0
> EIP:    0010:[<c0111aab>]    Not tainted
> Using defaults from ksymoops -t elf32-i386 -a i386
> EFLAGS: 00010002
> eax: 00000000   ebx: 00000005   ecx: c13753e0   edx: 00000000
> esi: 00000005   edi: 00000005   ebp: 00000002   esp: d1af7ef8
> ds: 0018   es: 0018   ss: 0018
> Process bash (pid: 1324, stackpage=d1af7000)
> Stack: c018dbd0 00000005 00000001 c018ddab 00000005 00000005 
> 00000005 00000005 
>        00000002 d3ccec60 d1af7f2c c018e286 00000005 00000a35 
> 00000000 00000000 
>        c013ff78 00000000 d1aa81a0 ffffffea c014e871 d1aa81a0 
> 080cd40c 00000002 
> Call Trace:    [<c018dbd0>] [<c018ddab>] [<c018e286>] 
> [<c013ff78>] [<c014e871>]
>   [<c01342d6>] [<c0133d9d>] [<c0106d93>]
> Code: 89 02 0f 20 d8 0f 22 d8 a1 24 b7 27 c0 31 d2 e9 41 d0 01 00 
> 
> >>EIP; c0111aab <acpi_restore_pmd+b/20>   <=====
> Trace; c018dbd0 <acpi_system_restore_state+10/70>
> Trace; c018ddab <acpi_suspend+9b/b0>
> Trace; c018e286 <acpi_system_write_sleep+76/90>
> Trace; c013ff78 <locate_fd+d8/110>
> Trace; c014e871 <proc_file_write+31/40>
> Trace; c01342d6 <sys_write+96/f0>
> Trace; c0133d9d <filp_close+4d/60>
> Trace; c0106d93 <system_call+33/38>
> Code;  c0111aab <acpi_restore_pmd+b/20>
> 00000000 <_EIP>:
> Code;  c0111aab <acpi_restore_pmd+b/20>   <=====
>    0:   89 02                     mov    %eax,(%edx)   <=====
> Code;  c0111aad <acpi_restore_pmd+d/20>
>    2:   0f 20 d8                  mov    %cr3,%eax
> Code;  c0111ab0 <acpi_restore_pmd+10/20>
>    5:   0f 22 d8                  mov    %eax,%cr3
> Code;  c0111ab3 <acpi_restore_pmd+13/20>
>    8:   a1 24 b7 27 c0            mov    0xc027b724,%eax
> Code;  c0111ab8 <acpi_restore_pmd+18/20>
>    d:   31 d2                     xor    %edx,%edx
> Code;  c0111aba <acpi_restore_pmd+1a/20>
>    f:   e9 41 d0 01 00            jmp    1d055 <_EIP+0x1d055> 
> c012eb00 <free_pages+0/30>
> 
> 

[-- Attachment #2: Jes.diff --]
[-- Type: application/octet-stream, Size: 313 bytes --]

===== drivers/acpi/system.c 1.8 vs edited =====
--- 1.8/drivers/acpi/system.c	Fri Mar 21 11:28:12 2003
+++ edited/drivers/acpi/system.c	Mon Jun 16 12:34:44 2003
@@ -277,6 +277,7 @@
 
 	switch (state) {
 	case ACPI_STATE_S1:
+	case ACPI_STATE_S5:
 		barrier();
 		status = acpi_enter_sleep_state(state);
 		break;

RE: acpi OOPS

[Jes Sorensen]

>>>>> "Andy" == Grover, Andrew <andrew.grover-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org> writes:

Andy> Does this fix it?  Thanks -- Regards -- Andy

Hi Andy,

Yep, well sorta. I no longer get a crash, the machine goes to sleep, but
when I try and bring it back to life it still reboots the system from
scratch.

Can't get it to sleep and come back.

Cheers,
Jes


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Re: RE: acpi OOPS

[Ducrot Bruno]

On Mon, Jun 16, 2003 at 06:16:56PM -0400, Jes Sorensen wrote:
> >>>>> "Andy" == Grover, Andrew <andrew.grover-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org> writes:
> 
> Andy> Does this fix it?  Thanks -- Regards -- Andy
> 
> Hi Andy,
> 
> Yep, well sorta. I no longer get a crash, the machine goes to sleep, but
> when I try and bring it back to life it still reboots the system from
> scratch.
> 
> Can't get it to sleep and come back.

S5 is supposed to work that way...

-- 
Ducrot Bruno

--  Which is worse:  ignorance or apathy?
--  Don't know.  Don't care.


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