On Mon, Aug 10, 2020 at 08:35:08PM -0700, syzbot wrote: > syzbot has bisected this issue to: > > commit 6a3c7f5c87854e948c3c234e5f5e745c7c553722 > Author: Nikolay Borisov <nborisov@xxxxxxxx> > Date: Thu May 28 08:05:13 2020 +0000 > > btrfs: don't balance btree inode pages from buffered write path This does not make sense wrt use-after-free in HCI, which is completely unrelated subsystem. The patch removes a call to function doing some potentially heavy work, so this likely affects timing and making the bisection unreliable.