On Wed, 3 Nov 2021 14:49:17 +0800, Coly Li wrote: > In bcache_device_free(), pointer disk is referenced still in > ida_simple_remove() after blk_cleanup_disk() gets called on this > pointer. This may cause a potential panic by use-after-free on the > disk pointer. > > This patch fixes the problem by calling blk_cleanup_disk() after > ida_simple_remove(). > > [...] Applied, thanks! [1/1] bcache: fix use-after-free problem in bcache_device_free() commit: 8468f45091d2866affed6f6a7aecc20779139173 Best regards, -- Jens Axboe