CVE-2025-22123 f2fs: fix to avoid accessing uninitialized curseg

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid accessing uninitialized curseg syzbot reports a f2fs bug as below: F2FS-fs loop3: Stopped filesystem due to reason: 7 kworker/u8:7: attempt to access beyond end of device BUG: unable to handle page fault for...