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Re: GNU Mach: disabling all network device drivers
From: |
Zheng Da |
Subject: |
Re: GNU Mach: disabling all network device drivers |
Date: |
Mon, 7 Jun 2010 01:40:26 -0400 |
Hello,
On Sun, Jun 6, 2010 at 5:57 PM, Samuel Thibault <samuel.thibault@gnu.org> wrote:
> Hello,
>
> Zheng Da, le Thu 13 May 2010 08:59:59 -0400, a écrit :
>> I boot hurd with the new kernel and run the user-level network drivers
>> but got a kernel
>> general protection trap. I tried several drivers and always got the
>> same problem.
>> The error can be seen at http://i.imagehost.org/0382/Screenshot.png.
>
> Are you still getting this issue?
Yes
> Could you check the address at the top of the stack? i.e. use
>
> show registers
db> show registers
cs 0x8
ds 0x10
es 0x10
fs 0x10
gs 0x10
ss 0x10
eax 0x5
ecx 0x1c
edx 0x5
ebx 0x2c4a0
esp 0x1973e0
ebp 0x125bc30
esi 0x2c020
edi 0xc020
eip 0x1076e6
efl 0x297
>
> to know the value of esp, say 0x2f0094, and use
>
> examine 2f0094
db> examine 0x1973e0
13f163
>
> for instance, to get the value. Also, you could add
>
> popl %edx
> pushl %edx
>
> just before the ret, to determine whether the issue is the stack itself
> or the return address.
Kernel General protection trap, eip 0x1076e6
kernel: General protection (13), code=25a
Stopped at 0x1076e6: popl %edx
db> trace
0x1076e6(0,0,80eec70,0,0)
Bad frame pointer: 0x1
So it stops at exactly the same location. Is it the problem that %esp
points to a wrong stack?
Best regards,
Zheng Da
- Re: GNU Mach: disabling all network device drivers, Samuel Thibault, 2010/06/06
- Re: GNU Mach: disabling all network device drivers,
Zheng Da <=
- Re: GNU Mach: disabling all network device drivers, Samuel Thibault, 2010/06/07
- Re: GNU Mach: disabling all network device drivers, Zheng Da, 2010/06/08
- Re: GNU Mach: disabling all network device drivers, Samuel Thibault, 2010/06/08
- Re: GNU Mach: disabling all network device drivers, Zheng Da, 2010/06/09
- Re: GNU Mach: disabling all network device drivers, Samuel Thibault, 2010/06/09
- Re: GNU Mach: disabling all network device drivers, Da Zheng, 2010/06/09