On Thu, Jul 30, 2020 at 11:09 PM Luben Tuikov wrote:
> On 2020-07-29 9:49 a.m., Alex Deucher wrote:
> > On Wed, Jul 29, 2020 at 4:11 AM Christian König
> > wrote:
> >>
> >> Am 28.07.20 um 21:29 schrieb Peilin Ye:
> >>> Compiler leaves a 4-byte hole near the end of `dev_info`, causing
> >>>
Am 31.07.20 um 09:10 schrieb Greg Kroah-Hartman:
On Fri, Jul 31, 2020 at 08:57:53AM +0200, Christian König wrote:
Am 31.07.20 um 08:53 schrieb Greg Kroah-Hartman:
On Thu, Jul 30, 2020 at 05:09:07PM -0400, Luben Tuikov wrote:
On 2020-07-29 9:49 a.m., Alex Deucher wrote:
On Wed, Jul 29, 2020
On Fri, Jul 31, 2020 at 08:57:53AM +0200, Christian König wrote:
> Am 31.07.20 um 08:53 schrieb Greg Kroah-Hartman:
> > On Thu, Jul 30, 2020 at 05:09:07PM -0400, Luben Tuikov wrote:
> > > On 2020-07-29 9:49 a.m., Alex Deucher wrote:
> > > > On Wed, Jul 29, 2020 at 4:11 AM Christian König
> > > >
On Thu, Jul 30, 2020 at 05:09:07PM -0400, Luben Tuikov wrote:
> On 2020-07-29 9:49 a.m., Alex Deucher wrote:
> > On Wed, Jul 29, 2020 at 4:11 AM Christian König
> > wrote:
> >>
> >> Am 28.07.20 um 21:29 schrieb Peilin Ye:
> >>> Compiler leaves a 4-byte hole near the end of `dev_info`, causing
>
Am 31.07.20 um 08:53 schrieb Greg Kroah-Hartman:
On Thu, Jul 30, 2020 at 05:09:07PM -0400, Luben Tuikov wrote:
On 2020-07-29 9:49 a.m., Alex Deucher wrote:
On Wed, Jul 29, 2020 at 4:11 AM Christian König
wrote:
Am 28.07.20 um 21:29 schrieb Peilin Ye:
Compiler leaves a 4-byte hole near the
On 2020-07-29 9:49 a.m., Alex Deucher wrote:
> On Wed, Jul 29, 2020 at 4:11 AM Christian König
> wrote:
>>
>> Am 28.07.20 um 21:29 schrieb Peilin Ye:
>>> Compiler leaves a 4-byte hole near the end of `dev_info`, causing
>>> amdgpu_info_ioctl() to copy uninitialized kernel stack memory to
Applied. Thanks!
Alex
On Wed, Jul 29, 2020 at 4:11 AM Christian König
wrote:
>
> Am 28.07.20 um 21:29 schrieb Peilin Ye:
> > Compiler leaves a 4-byte hole near the end of `dev_info`, causing
> > amdgpu_info_ioctl() to copy uninitialized kernel stack memory to userspace
> > when `size` is
On Wed, Jul 29, 2020 at 4:11 AM Christian König
wrote:
>
> Am 28.07.20 um 21:29 schrieb Peilin Ye:
> > Compiler leaves a 4-byte hole near the end of `dev_info`, causing
> > amdgpu_info_ioctl() to copy uninitialized kernel stack memory to userspace
> > when `size` is greater than 356.
> >
> > In
On Wed, Jul 29, 2020 at 10:11 AM Christian König
wrote:
>
> Am 28.07.20 um 21:29 schrieb Peilin Ye:
> > Compiler leaves a 4-byte hole near the end of `dev_info`, causing
> > amdgpu_info_ioctl() to copy uninitialized kernel stack memory to userspace
> > when `size` is greater than 356.
> >
> > In
Am 28.07.20 um 21:29 schrieb Peilin Ye:
Compiler leaves a 4-byte hole near the end of `dev_info`, causing
amdgpu_info_ioctl() to copy uninitialized kernel stack memory to userspace
when `size` is greater than 356.
In 2015 we tried to fix this issue by doing `= {};` on `dev_info`, which
Compiler leaves a 4-byte hole near the end of `dev_info`, causing
amdgpu_info_ioctl() to copy uninitialized kernel stack memory to userspace
when `size` is greater than 356.
In 2015 we tried to fix this issue by doing `= {};` on `dev_info`, which
unfortunately does not initialize that 4-byte
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