Re: KASAN: slab-out-of-bounds Read in hfsplus_bnode_read in v6.14-rc4 kernel

From: Matthew Wilcox
Date: Sun Mar 02 2025 - 22:59:49 EST


On Mon, Mar 03, 2025 at 09:52:56AM +0800, Strforexc yn wrote:
> KASAN detects a slab-out-of-bounds read of size 8 at address
> ffff888044c23ac0 in hfsplus_bnode_read (fs/hfsplus/bnode.c:32) during
> a rename operation. Preceding logs report: hfsplus: request for
> non-existent node 65030 in B*Tree.

hfsplus is unmaintained and rarely used. I'd rather delete it than
spend any time analysing this report.