Re: NULL pointer dereference in msi_set_mask_bit

From: Paul Menzel
Date: Thu Jul 19 2018 - 04:55:18 EST


Dear Thomas,


On 07/18/18 22:05, Paul Menzel wrote:

> Am 18.07.2018 um 21:00 schrieb Thomas Gleixner:
>
>> On Wed, 18 Jul 2018, Paul Menzel wrote:
>>> On 07/18/18 17:39, Thomas Gleixner wrote:
>>>> Bah. Could you please enable GENERIC_IRQ_DEBUGFS and after a successful
>>>> boot up provide me the content of all files in /sys/kernel/debug/irq/ and
>>>> its subfolders?
>>>
>>> Sure, please find them attached. `7zr x sys-kernel-debug-irq.7z` should
>>> extract it.
>>
>> It generates the files, but they are all size '1' and contain nothing.
>
> Sorry, I do not know what I did wrong. Iâll try it again tomorrow.

Strange `sudo tar cf sys-kernel-debug-irq.tar /sys/kernel/debug/irq` had the
same problem.

I had to copy the files, and then was able to create an archive with
non-zero files. Please find the tar archive attached.


Kind regards,

Paul

Attachment: sys-kernel-debug-irq.tar
Description: Unix tar archive

Attachment: smime.p7s
Description: S/MIME Cryptographic Signature