tree 2f1d3141eaccc98d9a52541c7a6c761d3d12241b
parent 0a637f7c46621e9d73f7a6e07468cadd2b22803b
author Bob Peterson <rpeterso@redhat.com> 1603811402 -0500
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1605720475 +0100

gfs2: Add missing truncate_inode_pages_final for sd_aspace

[ Upstream commit a9dd945ccef07a904e412f208f8de708a3d7159e ]

Gfs2 creates an address space for its rgrps called sd_aspace, but it never
called truncate_inode_pages_final on it. This confused vfs greatly which
tried to reference the address space after gfs2 had freed the superblock
that contained it.

This patch adds a call to truncate_inode_pages_final for sd_aspace, thus
avoiding the use-after-free.

Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>