Le 13/10/2021 à 02:48, Michael Ellerman a écrit :
Christophe Leroy writes:
Le 12/10/2021 à 08:24, Michael Ellerman a écrit :
Liu Shixin writes:
kindly ping.
I was under the impression you were trying to debug why it wasn't
working with Christophe.
The investigation was a bit dormant t
Christophe Leroy writes:
> Le 12/10/2021 à 08:24, Michael Ellerman a écrit :
>> Liu Shixin writes:
>>> kindly ping.
>>
>> I was under the impression you were trying to debug why it wasn't
>> working with Christophe.
>
> The investigation was a bit dormant to be honest since Liu confirmed
> that
Le 12/10/2021 à 08:24, Michael Ellerman a écrit :
Liu Shixin writes:
kindly ping.
I was under the impression you were trying to debug why it wasn't
working with Christophe.
The investigation was a bit dormant to be honest since Liu confirmed
that neither KFENCE not DEBUG_PAGEALLOC works
Liu Shixin writes:
> kindly ping.
I was under the impression you were trying to debug why it wasn't
working with Christophe.
cheers
> On 2021/9/24 14:39, Liu Shixin wrote:
>> On platform PPC_FSL_BOOK3E, all lowmem is managed by tlbcam. That means
>> we didn't really map the kfence pool with pag
Le 12/10/2021 à 03:43, Liu Shixin a écrit :
> kindly ping.
Hi
Based on the discussion we had, this patch is not enough. It should at
least also de-activate DEBUG_PAGEALLOC,
However I'm looking at fixing it the other way round. Give me one week
or two.
Christophe
>
>
> On 2021/9/24 14:39,
kindly ping.
On 2021/9/24 14:39, Liu Shixin wrote:
> On platform PPC_FSL_BOOK3E, all lowmem is managed by tlbcam. That means
> we didn't really map the kfence pool with page granularity. Therefore,
> if KFENCE is enabled, the system will hit the following panic:
>
> BUG: Kernel NULL pointer d
On 2021/9/24 14:41, Christophe Leroy wrote:
>
>
> Le 24/09/2021 à 08:39, Liu Shixin a écrit :
>> On platform PPC_FSL_BOOK3E, all lowmem is managed by tlbcam. That means
>> we didn't really map the kfence pool with page granularity. Therefore,
>> if KFENCE is enabled, the system will hit the followi
On 2021/9/24 14:41, Christophe Leroy wrote:
>
>
> Le 24/09/2021 à 08:39, Liu Shixin a écrit :
>> On platform PPC_FSL_BOOK3E, all lowmem is managed by tlbcam. That means
>> we didn't really map the kfence pool with page granularity. Therefore,
>> if KFENCE is enabled, the system will hit the foll
Le 24/09/2021 à 08:39, Liu Shixin a écrit :
On platform PPC_FSL_BOOK3E, all lowmem is managed by tlbcam. That means
we didn't really map the kfence pool with page granularity. Therefore,
if KFENCE is enabled, the system will hit the following panic:
Could you please explain a bit more what t
On platform PPC_FSL_BOOK3E, all lowmem is managed by tlbcam. That means
we didn't really map the kfence pool with page granularity. Therefore,
if KFENCE is enabled, the system will hit the following panic:
BUG: Kernel NULL pointer dereference on read at 0x
Faulting instruction addr
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