Felipe Alfaro Solana wrote:
> Hi!
> 
> Running with 2.6.0-test4-mm4:
> 
> # echo 4 > /proc/acpi/sleep
> 
> Stopping tasks: ======|
> Freeing memory: ..|
> hdc: start_power_step(step: 0)
> Unable to handle kernel NULL pointer dereference at virtual address
> 00000000
>  printing eip:
> 00000000
> *pde = 00000000
> Oops: 0000 [#1]
> PREEMPT
> CPU:    0
> EIP:    0060:[<00000000>]    Not taintled VLI
> EFLAGS: 00010282
> EIP is at 0x0
> eax: c032f180   ebx: c039588c   ecx: c02f7b50   edx: 00000282
> esi: 00000000   edi: cffa1e2c   ebp: c13ce780   esp: cffa1d40
> ds: 007b   es: 007b   ss: 0068
> Process bash (pid: 1, threadinfo=cffa0000 task=c12bb940)
> Stack: c01fbcd1 c039588c cffa1e2c 00000000 00000088 0000001e 0000000f
> cffa1e2c
>        c039588c c03957e0 c01fc063 c039588c cffa1e2c 00000001 cffa0000
> c13cd600
>        cffa0000 cffa1e2c 00000202 00000001 c01fc8a3 c13ce780 ffffffff
> 00000001
> Call Trace:
>  [<c01fbcd1>] start_request+0x131/0x290
>  [<c01fc063>] ide_do_request+0x203/0x3b0
>  [<c01fc8a3>] ide_do_drive_cmd+0xd3/0x130
>  [<c0205592>] generic_ide_suspend+0x92/0xc0
>  [<c01f17e8>] suspend_device+0x98/0x100
>  [<c01f18a8>] device_suspend+0x58/0x80
>  [<c0138739>] prepare+0x39/0xc0
>  [<c01387cc>] pm_suspend_disk+0xc/0xc0
>  [<c0137cc5>] enter_state+0xa5/0xb0
>  [<c013974b>] software_suspend+0x3b/0x40
>  [<c01c898a>] acpi_system_write_sleep+0xb3/0xcd
>  [<c01c88d7>] acpi_system_write_sleep+0x0/0xcd
>  [<c01564b8>] vfs_write+0xb8/0x130
>  [<c01565e2>] sys_write+0x42/0x70
>  [<c02ba00e>] sysenter_past_esp+0x43/0x65
> 
> Code:  Bad EIP value.
>  <0>Kernel panic: Attempted to kill init!
> 
> Thanks!
> 
> 

Hi,
Same thing here with 2.6.0-test4-mm4 (config in attachment).
Cannot suspend to disk neither to ram.

Mathieu LESNIAK