linux-kernel - Re: [syzbot] [bcachefs] KASAN: slab-out-of-bounds Read in poly1305_update

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Message-ID: <t5gf2puttghnw4ueatnh5ipr5ih32fpn3gzcaci6hbspspudnm@77shckmffc7y>
Date: Sat, 19 Jul 2025 17:57:20 -0400
From: Kent Overstreet <kent.overstreet@...ux.dev>
To: syzbot <syzbot+9375e47164f8e9588f17@...kaller.appspotmail.com>
Cc: bp@...en8.de, dave.hansen@...ux.intel.com, davem@...emloft.net, 
	herbert@...dor.apana.org.au, hpa@...or.com, linux-bcachefs@...r.kernel.org, 
	linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org, mingo@...hat.com, 
	mmpgouride@...il.com, syzkaller-bugs@...glegroups.com, tglx@...utronix.de, 
	x86@...nel.org
Subject: Re: [syzbot] [bcachefs] KASAN: slab-out-of-bounds Read in
 poly1305_update_arch

#syz fix: bcachefs: Move bset size check before csum check