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Date: Mon, 07 Jun 2021 15:25:07 -0700
From: syzbot <syzbot+305a91e025a73e4fd6ce@...kaller.appspotmail.com>
To: Jason@...c4.com, anmol.karan123@...il.com, coiby.xu@...il.com, 
	coreteam@...filter.org, davem@...emloft.net, devel@...verdev.osuosl.org, 
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	greg@...ah.com, gregkh@...uxfoundation.org, johan.hedberg@...il.com, 
	kaber@...sh.net, kadlec@...ckhole.kfki.hu, kadlec@...filter.org, 
	kernel-hardening@...ts.openwall.com, kuba@...nel.org, 
	linux-bluetooth@...r.kernel.org, 
	linux-kernel-mentees@...ts.linuxfoundation.org, linux-kernel@...r.kernel.org, 
	marcel@...tmann.org, netdev@...r.kernel.org, netfilter-devel@...r.kernel.org, 
	pablo@...filter.org, phil@...lpotter.co.uk, syzkaller-bugs@...glegroups.com, 
	syzscope@...il.com, yoshfuji@...ux-ipv6.org
Subject: Re: [syzbot] KASAN: use-after-free Read in hci_chan_del

syzbot suspects this issue was fixed by commit:

commit 43016d02cf6e46edfc4696452251d34bba0c0435
Author: Florian Westphal <fw@...len.de>
Date:   Mon May 3 11:51:15 2021 +0000

    netfilter: arptables: use pernet ops struct during unregister

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1325d967d00000
start commit:   af5043c8 Merge tag 'acpi-5.10-rc4' of git://git.kernel.org..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=f9aa2432c01bcb1f
dashboard link: https://syzkaller.appspot.com/bug?extid=305a91e025a73e4fd6ce
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=130152a1500000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=102b1bba500000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: netfilter: arptables: use pernet ops struct during unregister

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

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