Re: KASAN: use-after-free Read in snd_timer_resolution

From: Takashi Iwai
Date: Mon Feb 03 2020 - 01:44:13 EST


On Mon, 03 Feb 2020 06:51:22 +0100,
Hillf Danton wrote:
>
>
> Sun, 02 Feb 2020 04:56:10 -0800 (PST)
> > syzbot has found a reproducer for the following crash on:
> >
> > HEAD commit: 2747d5fd Add linux-next specific files for 20200116

This looks like a fairly old head, and missing the fix that is already
included in 5.5 release:
60adcfde92fa40fcb2dbf7cc52f9b096e0cd109a
ALSA: seq: Fix racy access for queue timer in proc read


thanks,

Takashi