CVE-2025-22120

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> ext4: goto right label &amp;#39;out_mmap_sem&amp;#39; in ext4_setattr()<br /> <br /> Otherwise, if ext4_inode_attach_jinode() fails, a hung task will<br /> happen because filemap_invalidate_unlock() isn&amp;#39;t called to unlock<br /> mapping-&gt;invalidate_lock. Like this:<br /> <br /> EXT4-fs error (device sda) in ext4_setattr:5557: Out of memory<br /> INFO: task fsstress:374 blocked for more than 122 seconds.<br /> Not tainted 6.14.0-rc1-next-20250206-xfstests-dirty #726<br /> "echo 0 &gt; /proc/sys/kernel/hung_task_timeout_secs" disables this message.<br /> task:fsstress state:D stack:0 pid:374 tgid:374 ppid:373<br /> task_flags:0x440140 flags:0x00000000<br /> Call Trace:<br /> <br /> __schedule+0x2c9/0x7f0<br /> schedule+0x27/0xa0<br /> schedule_preempt_disabled+0x15/0x30<br /> rwsem_down_read_slowpath+0x278/0x4c0<br /> down_read+0x59/0xb0<br /> page_cache_ra_unbounded+0x65/0x1b0<br /> filemap_get_pages+0x124/0x3e0<br /> filemap_read+0x114/0x3d0<br /> vfs_read+0x297/0x360<br /> ksys_read+0x6c/0xe0<br /> do_syscall_64+0x4b/0x110<br /> entry_SYSCALL_64_after_hwframe+0x76/0x7e