Re: [PATCH] uprobes: use vm_special_mapping close() functionality

From: Michael Ellerman
Date: Tue Sep 03 2024 - 23:57:27 EST


Sven Schnelle <svens@xxxxxxxxxxxxx> writes:
> Hi Michael,

Hi Sven,

> Sven Schnelle <svens@xxxxxxxxxxxxx> writes:
>
>> The following KASAN splat was shown:
>>
>> [ 44.505448] ================================================================== 20:37:27 [3421/145075]
>> [ 44.505455] BUG: KASAN: slab-use-after-free in special_mapping_close+0x9c/0xc8
>> [ 44.505471] Read of size 8 at addr 00000000868dac48 by task sh/1384
...
>> [..]
>
> As this has a dependency on your special mapping close series, do you
> want to carry that with your patches?

Andrew has my series in mm-stable, so I think this should go into mm as
well. I assume he will pick it up.

cheers