SUSE CVE-2022-50571

In the Linux kernel, the following vulnerability has been resolved: btrfs: call btrfsremovefreespacecachelocked on cache load failure Now that lockdep is staying enabled through our entire CI runs I started seeing the following stack in generic/475 ------------ cut here ------------ WARNING: CPU:...

CVE-2022-50571

CVE-2022-50571 involves the Linux kernel Btrfs path. The issue arises when loading the free-space cache: a temporary free_space_ctl is used during the load to avoid allocations, but on error cleaning up could touch discardable stats without holding the correct lock. The remediation is to invoke _...