On 3/3/22 02:34, Zheyu Ma wrote:
> Hi,
>
> On Thu, Mar 3, 2022 at 12:49 AM Helge Deller wrote:
>>
>> On 3/2/22 15:33, Zheyu Ma wrote:
>>> When the sm712fb driver writes three bytes to the framebuffer, the
>>> driver will crash:
>>>
>>> BUG: unable to handle page fault for address: c90001ff
Hi,
On Thu, Mar 3, 2022 at 12:49 AM Helge Deller wrote:
>
> On 3/2/22 15:33, Zheyu Ma wrote:
> > When the sm712fb driver writes three bytes to the framebuffer, the
> > driver will crash:
> >
> > BUG: unable to handle page fault for address: c90001ff
> > RIP: 0010:smtcfb_write+0x45
On 3/2/22 15:33, Zheyu Ma wrote:
> When the sm712fb driver writes three bytes to the framebuffer, the
> driver will crash:
>
> BUG: unable to handle page fault for address: c90001ff
> RIP: 0010:smtcfb_write+0x454/0x5b0
> Call Trace:
> vfs_write+0x291/0xd60
> ? do_sys_o
When the sm712fb driver writes three bytes to the framebuffer, the
driver will crash:
BUG: unable to handle page fault for address: c90001ff
RIP: 0010:smtcfb_write+0x454/0x5b0
Call Trace:
vfs_write+0x291/0xd60
? do_sys_openat2+0x27d/0x350
? __fget_light+0x54/0x34