Re: [Intel-gfx] [PATCH v1] drm/i915: fix null pointer dereference

2022-08-29 Thread Nathan Chancellor
On Thu, Aug 25, 2022 at 10:37:14AM +0300, Jani Nikula wrote: > On Tue, 23 Aug 2022, Łukasz Bartosik wrote: > >> > >> Hi all, > >> > >> Apologies in advance if you see this twice. I did not see the original > >> make it to either lore.kernel.org or the freedesktop.org archives so I > >> figured it

Re: [Intel-gfx] [PATCH v1] drm/i915: fix null pointer dereference

2022-08-29 Thread Nathan Chancellor
Hi all, On Tue, Feb 01, 2022 at 04:33:54PM +0100, Lukasz Bartosik wrote: > From: Łukasz Bartosik > > Asus chromebook CX550 crashes during boot on v5.17-rc1 kernel. > The root cause is null pointer defeference of bi_next > in tgl_get_bw_info() in drivers/gpu/drm/i915/display/intel_bw.c. > > BUG:

Re: [Intel-gfx] [PATCH v1] drm/i915: fix null pointer dereference

2022-08-29 Thread Nathan Chancellor
Hi all, Apologies in advance if you see this twice. I did not see the original make it to either lore.kernel.org or the freedesktop.org archives so I figured it might have been sent into the void. On Tue, Feb 01, 2022 at 04:33:54PM +0100, Lukasz Bartosik wrote: > From: Łukasz Bartosik > > Asus

Re: [Intel-gfx] [PATCH v1] drm/i915: fix null pointer dereference

2022-08-25 Thread Jani Nikula
On Tue, 23 Aug 2022, Łukasz Bartosik wrote: >> >> Hi all, >> >> Apologies in advance if you see this twice. I did not see the original >> make it to either lore.kernel.org or the freedesktop.org archives so I >> figured it might have been sent into the void. >> >> On Tue, Feb 01, 2022 at 04:33:54P

Re: [Intel-gfx] [PATCH v1] drm/i915: fix null pointer dereference

2022-08-22 Thread Kees Cook
On Tue, Feb 01, 2022 at 04:33:54PM +0100, Lukasz Bartosik wrote: > From: Łukasz Bartosik > > Asus chromebook CX550 crashes during boot on v5.17-rc1 kernel. > The root cause is null pointer defeference of bi_next > in tgl_get_bw_info() in drivers/gpu/drm/i915/display/intel_bw.c. > > BUG: kernel N

Re: [Intel-gfx] [PATCH v1] drm/i915: fix null pointer dereference

2022-03-10 Thread Łukasz Bartosik
> > On Wed, Feb 09, 2022 at 02:02:05AM +, Sripada, Radhakrishna wrote: > > > > > > > -Original Message- > > > From: Łukasz Bartosik > > > Sent: Tuesday, February 8, 2022 8:20 AM > > > To: Jani Nikula ; Joonas Lahtinen > > > ; Vivi, Rodrigo ; > > > Tvrtko Ursulin > > > Cc: Sripada, Rad

Re: [Intel-gfx] [PATCH v1] drm/i915: fix null pointer dereference

2022-02-09 Thread Łukasz Bartosik
Have you had a chance to review the patch ? The crash is still there on v5.17-rc3. Thanks, Lukasz wt., 1 lut 2022 o 16:49 Jani Nikula napisał(a): > > > Thanks for the patch, adding some Cc's from the commit that regressed. > > BR, > Jani. > > On Tue, 01 Feb 2022, Lukasz Bartosik wrote: > > From

Re: [Intel-gfx] [PATCH v1] drm/i915: fix null pointer dereference

2022-02-09 Thread Ville Syrjälä
On Wed, Feb 09, 2022 at 02:02:05AM +, Sripada, Radhakrishna wrote: > > > > -Original Message- > > From: Łukasz Bartosik > > Sent: Tuesday, February 8, 2022 8:20 AM > > To: Jani Nikula ; Joonas Lahtinen > > ; Vivi, Rodrigo ; > > Tvrtko Ursulin > > Cc: Sripada, Radhakrishna ; intel- >

Re: [Intel-gfx] [PATCH v1] drm/i915: fix null pointer dereference

2022-02-08 Thread Sripada, Radhakrishna
> -Original Message- > From: Łukasz Bartosik > Sent: Tuesday, February 8, 2022 8:20 AM > To: Jani Nikula ; Joonas Lahtinen > ; Vivi, Rodrigo ; > Tvrtko Ursulin > Cc: Sripada, Radhakrishna ; intel- > g...@lists.freedesktop.org; upstr...@semihalf.com; Ville Syrjälä > ; Roper, Matthew D >

[Intel-gfx] [PATCH v1] drm/i915: fix null pointer dereference

2022-02-02 Thread Lukasz Bartosik
From: Łukasz Bartosik Asus chromebook CX550 crashes during boot on v5.17-rc1 kernel. The root cause is null pointer defeference of bi_next in tgl_get_bw_info() in drivers/gpu/drm/i915/display/intel_bw.c. BUG: kernel NULL pointer dereference, address: 002e PGD 0 P4D 0 Oops: 0002 [#1]

Re: [Intel-gfx] [PATCH v1] drm/i915: fix null pointer dereference

2022-02-01 Thread Jani Nikula
Thanks for the patch, adding some Cc's from the commit that regressed. BR, Jani. On Tue, 01 Feb 2022, Lukasz Bartosik wrote: > From: Łukasz Bartosik > > Asus chromebook CX550 crashes during boot on v5.17-rc1 kernel. > The root cause is null pointer defeference of bi_next > in tgl_get_bw_info(