Re: [syzbot] KASAN: use-after-free Read in snd_pcm_post_stop

[syzbot]

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-and-tested-by: syzbot+e29d28728f38190cecfc@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit:         9f266cca Merge tag 'for_linus' of git://git.kernel.org..
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
console output: https://syzkaller.appspot.com/x/log.txt?x=1288afb3480000
kernel config:  https://syzkaller.appspot.com/x/.config?x=94f93727847d4d81
dashboard link: https://syzkaller.appspot.com/bug?extid=e29d28728f38190cecfc
compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2

Note: no patches were applied.
Note: testing is done by a robot and is best-effort only.