Hey. Just to put some emphasise on this, the fix has now been merged late to 5.3 as urgent. Also note Filipe's post[0] that the issue can more or less hit anyone. Cheers, Chris. [0] https://lore.kernel.org/linux-btrfs/9731b0e7-81f3-4ee5-6f89-b4fd8d981736@petaramesh.org/T/#m7b3863ef7ec5f62a2f7d1b6e99cad2d6dae43b37