From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dave Jones Subject: sleeping function called from invalid context (rtnetlink) Date: Thu, 1 Mar 2012 18:59:28 -0500 Message-ID: <20120301235928.GA28088@redhat.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Fedora Kernel Team To: netdev@vger.kernel.org Return-path: Received: from mx1.redhat.com ([209.132.183.28]:12551 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753199Ab2CAX7b (ORCPT ); Thu, 1 Mar 2012 18:59:31 -0500 Content-Disposition: inline In-Reply-To: Sender: netdev-owner@vger.kernel.org List-ID: Just had this reported by a Fedora user. It's against 3.3-rc4, but afaik, the only changes to rtnetlink since then wouldn't have fixed this unless I've overlooked something. https://bugzilla.redhat.com/show_bug.cgi?id=799099 BUG: sleeping function called from invalid context at kernel/mutex.c:271 in_atomic(): 1, irqs_disabled(): 0, pid: 10451, name: NetworkManager INFO: lockdep is turned off. Pid: 10451, comm: NetworkManager Not tainted 3.3.0-0.rc4.git1.4.fc17.x86_64 #1 Call Trace: [] __might_sleep+0x13c/0x200 [] ? sock_def_readable+0x30/0x1c0 [] mutex_lock_nested+0x2e/0x3a0 [] ? rtnetlink_net_init+0x50/0x50 [] ? netlink_dump_start+0xdc/0x180 [] ? rtnetlink_net_init+0x50/0x50 [] rtnl_lock+0x17/0x20 [] rtnetlink_rcv_msg+0x1f8/0x2e0 [] ? rtnl_lock+0x17/0x20 [] ? __rtnl_unlock+0x20/0x20 [] netlink_rcv_skb+0xa1/0xb0 [] rtnetlink_rcv+0x25/0x40 [] netlink_unicast+0x19d/0x1f0 [] netlink_sendmsg+0x2db/0x360 [] ? sock_update_netprioidx+0x6d/0x250 [] sock_sendmsg+0xf8/0x130 [] ? sock_recvmsg+0xfd/0x130 [] ? might_fault+0xa5/0xb0 [] ? might_fault+0x5c/0xb0 [] ? verify_iovec+0x56/0xd0 [] __sys_sendmsg+0x42e/0x440 [] ? fget_light+0x62/0x4a0 [] ? fget_light+0xf0/0x4a0 [] ? fget_light+0x62/0x4a0 [] sys_sendmsg+0x49/0x90 [] system_call_fastpath+0x16/0x1b