From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Layton Subject: SLUB cifs_request: kmem_cache_destroy called for cache that still has objects. Date: Tue, 15 May 2012 20:46:42 -0400 Message-ID: <20120515204642.1a5bedee@corrin.poochiereds.net> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit To: linux-cifs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Return-path: Sender: linux-cifs-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: I saw this today when unplugging cifs.ko in a stock -rc7 kernel. I never mounted any cifs mounts, so this is entirely due to module initialization as far as I can tell: [ 464.776843] SLUB cifs_request: kmem_cache_destroy called for cache that still has objects. [ 464.779071] Pid: 4738, comm: rmmod Not tainted 3.4.0-0.rc7.git0.1.fc18.x86_64 #1 [ 464.780243] Call Trace: [ 464.780433] [] kmem_cache_destroy+0x2ba/0x360 [ 464.780870] [] cifs_destroy_request_bufs+0x21/0x3b [cifs] [ 464.781397] [] exit_cifs+0x30/0x98a [cifs] [ 464.781944] [] sys_delete_module+0x16e/0x2d0 [ 464.782482] [] ? filp_close+0x66/0xa0 [ 464.782903] [] system_call_fastpath+0x16/0x1b ...any ideas? -- Jeff Layton