Re: WARNING: CPU: 2 PID: 42 at drivers/gpu/drm/drm_modeset_lock.c:276

2022-12-29 Thread Maíra Canal
On 12/29/22 05:37, Maxime Ripard wrote: On Wed, Dec 28, 2022 at 11:16:11PM +0100, Stefan Wahren wrote: Hi Maíra, Am 28.12.22 um 20:49 schrieb Maíra Canal: Hi Stefan, I was able to reproduce this error on drm-misc-next. I bisected, and I got into commit 6bed2ea3cb38. I noticed that the crtc->m

Re: WARNING: CPU: 2 PID: 42 at drivers/gpu/drm/drm_modeset_lock.c:276

2022-12-29 Thread Maxime Ripard
On Wed, Dec 28, 2022 at 11:16:11PM +0100, Stefan Wahren wrote: > Hi Maíra, > > Am 28.12.22 um 20:49 schrieb Maíra Canal: > > Hi Stefan, > > > > I was able to reproduce this error on drm-misc-next. I bisected, > > and I got into commit 6bed2ea3cb38. I noticed that the crtc->mutex is > > being lock

Re: WARNING: CPU: 2 PID: 42 at drivers/gpu/drm/drm_modeset_lock.c:276

2022-12-28 Thread Stefan Wahren
Hi Maíra, Am 28.12.22 um 20:49 schrieb Maíra Canal: Hi Stefan, I was able to reproduce this error on drm-misc-next. I bisected, and I got into commit 6bed2ea3cb38. I noticed that the crtc->mutex is being locked twice, and this might be causing the problem. I wrote a patch to try to fix this iss

Re: WARNING: CPU: 2 PID: 42 at drivers/gpu/drm/drm_modeset_lock.c:276

2022-12-28 Thread Maíra Canal
en: Hi, if i enable PROVE_LOCKING on the Raspberry Pi 3 B+ (arm/multi_v7_defconfig) using v6.1 (didn't test older versions) i'm getting the following warning: [  204.043396] WARNING: CPU: 2 PID: 42 at drivers/gpu/drm/drm_modeset_lock.c:276 drm_modeset_drop_locks+0x6c/0x70 [  204

Re: WARNING: CPU: 2 PID: 42 at drivers/gpu/drm/drm_modeset_lock.c:276

2022-12-28 Thread Stefan Wahren
Hi, Am 21.12.22 um 20:46 schrieb Stefan Wahren: Hi, if i enable PROVE_LOCKING on the Raspberry Pi 3 B+ (arm/multi_v7_defconfig) using v6.1 (didn't test older versions) i'm getting the following warning: [  204.043396] WARNING: CPU: 2 PID: 42 at drivers/gpu/drm/drm_modeset_

WARNING: CPU: 2 PID: 42 at drivers/gpu/drm/drm_modeset_lock.c:276

2022-12-21 Thread Stefan Wahren
Hi, if i enable PROVE_LOCKING on the Raspberry Pi 3 B+ (arm/multi_v7_defconfig) using v6.1 (didn't test older versions) i'm getting the following warning: [  204.043396] WARNING: CPU: 2 PID: 42 at drivers/gpu/drm/drm_modeset_lock.c:276 drm_modeset_drop_locks+0x6c/0x70 [  204.04342