Re: [syzbot] [acpica?] KASAN: use-after-free Read in acpi_ns_get_attached_object

From: syzbot

Date: Tue Oct 27 2026 - 15:27:25 EST


Hello,

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

Reported-by: syzbot+5725792ce6a9938d1b24@xxxxxxxxxxxxxxxxxxxxxxxxx
Tested-by: syzbot+5725792ce6a9938d1b24@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: 62c45752 Merge tag 'vfs-7.4-rc1.keyring' of git://git...
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=1521d53e580000
kernel config: https://syzkaller.appspot.com/x/.config?x=c4b7dc4693928b1
dashboard link: https://syzkaller.appspot.com/bug?extid=5725792ce6a9938d1b24
compiler: gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44
patch: https://syzkaller.appspot.com/x/patch.diff?x=12bed53e580000

Note: testing is done by a robot and is best-effort only.