Description: NFS: Fix nfs_netfs_issue_read() xarray locking for writeback interrupt
References:
Notes:
 carnil> Introduced in 000dbe0bec05 ("NFS: Convert buffered read paths to use netfs when
 carnil> fscache is enabled"). Vulnerable versions: 6.4-rc1.
Bugs:
upstream: released (6.9-rc1) [fd5860ab6341506004219b080aea40213b299d2e]
6.8-upstream-stable: released (6.8.2) [8a2e5977cecd3cde6a0e3e86b7b914d00240e5dc]
6.6-upstream-stable: released (6.6.23) [ad27382f8495f8ef6d2c66c413d756bfd13c0598]
6.1-upstream-stable: N/A "Vulnerable code not present"
5.10-upstream-stable: N/A "Vulnerable code not present"
4.19-upstream-stable: N/A "Vulnerable code not present"
sid: released (6.7.12-1)
6.1-bookworm-security: N/A "Vulnerable code not present"
5.10-bullseye-security: N/A "Vulnerable code not present"
4.19-buster-security: N/A "Vulnerable code not present"