On (25/01/06 16:17), Greg Kroah-Hartman wrote: > 5.15-stable review patch. If anyone has any objections, please let me know. > > ------------------ > > From: Kairui Song <kasong@xxxxxxxxxxx> > > [ Upstream commit 74363ec674cb172d8856de25776c8f3103f05e2f ] > > Setting backing device is done before ZRAM initialization. If we set the > backing device, then remove the ZRAM module without initializing the > device, the backing device reference will be leaked and the device will be > hold forever. > > Fix this by always reset the ZRAM fully on rmmod or reset store. > > Link: https://lkml.kernel.org/r/20241209165717.94215-3-ryncsn@xxxxxxxxx > Fixes: 013bf95a83ec ("zram: add interface to specif backing device") > Signed-off-by: Kairui Song <kasong@xxxxxxxxxxx> > Reported-by: Desheng Wu <deshengwu@xxxxxxxxxxx> > Suggested-by: Sergey Senozhatsky <senozhatsky@xxxxxxxxxxxx> > Reviewed-by: Sergey Senozhatsky <senozhatsky@xxxxxxxxxxxx> > Cc: <stable@xxxxxxxxxxxxxxx> > Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> > Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> Can we please drop this patch?