Re: kernel BUG at drivers/gpu/drm//ttm/ttm_bo.c:196!

2019-03-12 Thread Michel Dänzer
On 2019-03-12 3:26 p.m., Koenig, Christian wrote: > Am 12.03.19 um 14:47 schrieb Michel Dänzer: >> On 2019-02-05 6:40 p.m., Michel Dänzer wrote: >>> FWIW, I've hit this twice now today, whereas I don't remember ever >>> hitting it before (not 100% sure though). >>> >>> I reverted the remaining hunk

Re: kernel BUG at drivers/gpu/drm//ttm/ttm_bo.c:196!

2019-03-12 Thread Koenig, Christian
Am 12.03.19 um 14:47 schrieb Michel Dänzer: > On 2019-02-05 6:40 p.m., Michel Dänzer wrote: >> FWIW, I've hit this twice now today, whereas I don't remember ever >> hitting it before (not 100% sure though). >> >> I reverted the remaining hunk of the "cleanup setting bulk_movable" >> change, and it

Re: kernel BUG at drivers/gpu/drm//ttm/ttm_bo.c:196!

2019-03-12 Thread Michel Dänzer
On 2019-02-05 6:40 p.m., Michel Dänzer wrote: > > FWIW, I've hit this twice now today, whereas I don't remember ever > hitting it before (not 100% sure though). > > I reverted the remaining hunk of the "cleanup setting bulk_movable" > change, and it survived a piglit run. Could just be luck, thou

Re: kernel BUG at drivers/gpu/drm//ttm/ttm_bo.c:196!

2019-02-07 Thread Michel Dänzer
On 2019-02-07 10:58 a.m., Christian König wrote: > Am 05.02.19 um 18:40 schrieb Michel Dänzer: >> On 2019-02-05 4:45 p.m., Christian König wrote: >>> Possible, but unlikely. >>> >>> That sounds more like a reference counting problem where something is >>> killing the BO while it is still on the LRU

Re: kernel BUG at drivers/gpu/drm//ttm/ttm_bo.c:196!

2019-02-07 Thread Christian König
Am 05.02.19 um 18:40 schrieb Michel Dänzer: On 2019-02-05 4:45 p.m., Christian König wrote: Possible, but unlikely. That sounds more like a reference counting problem where something is killing the BO while it is still on the LRU. FWIW, I've hit this twice now today, whereas I don't remember e

Re: kernel BUG at drivers/gpu/drm//ttm/ttm_bo.c:196!

2019-02-05 Thread Michel Dänzer
On 2019-02-05 4:45 p.m., Christian König wrote: > Possible, but unlikely. > > That sounds more like a reference counting problem where something is > killing the BO while it is still on the LRU. FWIW, I've hit this twice now today, whereas I don't remember ever hitting it before (not 100% sure th

Re: kernel BUG at drivers/gpu/drm//ttm/ttm_bo.c:196!

2019-02-05 Thread Christian König
Possible, but unlikely. That sounds more like a reference counting problem where something is killing the BO while it is still on the LRU. Need to double check how that can happen, Christian. Am 05.02.19 um 16:02 schrieb Michel Dänzer: Hit this with an amdgpu piglit run today, see the attach

kernel BUG at drivers/gpu/drm//ttm/ttm_bo.c:196!

2019-02-05 Thread Michel Dänzer
w.amd.com Libre software enthusiast | Mesa and X developer Feb 5 15:20:59 kaveri kernel: [ 2006.806877] kernel BUG at drivers/gpu/drm//ttm/ttm_bo.c:196! Feb 5 15:20:59 kaveri kernel: [ 2006.806909] invalid opcode: [#1] SMP KASAN NOPTI Feb 5 15:20:59 kaveri kernel: [ 2