linux-kernel - Re: [syzbot] [bluetooth?] KASAN: slab-out-of-bounds Read in hci_sock

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Date: Tue, 07 May 2024 18:11:03 -0700
From: syzbot <syzbot+837ba09d9db969068367@...kaller.appspotmail.com>
To: andrii@...nel.org, ast@...nel.org, eadavis@...com, hdanton@...a.com, 
	johan.hedberg@...il.com, jolsa@...nel.org, laoar.shao@...il.com, 
	linux-bluetooth@...r.kernel.org, linux-kernel@...r.kernel.org, 
	luiz.dentz@...il.com, marcel@...tmann.org, netdev@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com, yonghong.song@...ux.dev
Subject: Re: [syzbot] [bluetooth?] KASAN: slab-out-of-bounds Read in hci_sock_setsockopt

syzbot has bisected this issue to:

commit 3505cb9fa26cfec9512744466e754a8cbc2365b0
Author: Jiri Olsa <jolsa@...nel.org>
Date:   Wed Aug 9 08:34:14 2023 +0000

    bpf: Add attach_type checks under bpf_prog_attach_check_attach_type

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=158aedbc980000
start commit:   fe46a7dd189e Merge tag 'sound-6.9-rc1' of git://git.kernel..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=178aedbc980000
console output: https://syzkaller.appspot.com/x/log.txt?x=138aedbc980000
kernel config:  https://syzkaller.appspot.com/x/.config?x=4d90a36f0cab495a
dashboard link: https://syzkaller.appspot.com/bug?extid=837ba09d9db969068367
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=15807005180000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1777929d180000

Reported-by: syzbot+837ba09d9db969068367@...kaller.appspotmail.com
Fixes: 3505cb9fa26c ("bpf: Add attach_type checks under bpf_prog_attach_check_attach_type")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection