On Tue, Jun 14, 2022 at 05:06:40PM +0200, Andrzej Hajda wrote:
> On 10.06.2022 20:37, Ville Syrjälä wrote:
> > On Fri, Jun 10, 2022 at 06:00:24PM +0200, Andrzej Hajda wrote:
> >> Handling HPD during driver removal is pointless, and can cause different
> >> use-after-free/concurrency issues:
> >> 1.
On 10.06.2022 20:37, Ville Syrjälä wrote:
On Fri, Jun 10, 2022 at 06:00:24PM +0200, Andrzej Hajda wrote:
Handling HPD during driver removal is pointless, and can cause different
use-after-free/concurrency issues:
1. Setup of deferred fbdev after fbdev unregistration.
2. Access to DP-AUX after DP
On Fri, Jun 10, 2022 at 06:00:24PM +0200, Andrzej Hajda wrote:
> Handling HPD during driver removal is pointless, and can cause different
> use-after-free/concurrency issues:
> 1. Setup of deferred fbdev after fbdev unregistration.
> 2. Access to DP-AUX after DP-AUX removal.
>
> Below stacktraces
Handling HPD during driver removal is pointless, and can cause different
use-after-free/concurrency issues:
1. Setup of deferred fbdev after fbdev unregistration.
2. Access to DP-AUX after DP-AUX removal.
Below stacktraces of both cases observed on CI:
[272.634530] general protection fault, proba