30 Oct
2026
30 Oct
'26
3:17 p.m.
On Fri, Oct 30, 2026 at 11:03:55PM +0800, linfordWu wrote:
gb_audio_manager_dump_module() drops modules_rwsem before dereferencing the module. A concurrent gb_audio_manager_remove() can free the module between the lookup and the dump.
Keep the read lock held while dumping the module so removal cannot free it during the access.
The patch is correct, but it needs a Fixes tag.
Signed-off-by: linfordWu linfordwu@163.com
The Signed-off-by line is supposed to be a bit formal like signing a legal document so normally people would use capital letters.
Don't resend patches until after 24 hours and follow all the other rules. https://staticthinking.wordpress.com/2022/07/27/how-to-send-a-v2-patch/
regards, dan carpenter