From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: [BUG] igb : rtnl assert on resume Date: Sat, 08 Oct 2011 19:51:24 +0200 Message-ID: <1318096284.5276.25.camel@edumazet-laptop> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: netdev To: "Kirsher, Jeffrey T" , David Miller Return-path: Received: from mail-wy0-f174.google.com ([74.125.82.174]:39985 "EHLO mail-wy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752887Ab1JHRva (ORCPT ); Sat, 8 Oct 2011 13:51:30 -0400 Received: by wyg34 with SMTP id 34so4789466wyg.19 for ; Sat, 08 Oct 2011 10:51:29 -0700 (PDT) Sender: netdev-owner@vger.kernel.org List-ID: Hi guys Not sure if its a regression (it seems linux-3.0 probably should trigger same trace) but I caught this on latest net-next when suspend/resume cycle was done : [ 5279.891512] RTNL: assertion failed at net/core/dev.c (1665) [ 5279.891515] Pid: 2785, comm: kworker/u:9 Not tainted 3.1.0-rc9+ #81 [ 5279.891517] Call Trace: [ 5279.891523] [] netif_set_real_num_tx_queues+0x1ac/0x1c0 [ 5279.891540] [] igb_init_interrupt_scheme+0x151/0x4b0 [igb] [ 5279.891546] [] igb_resume+0x9d/0x160 [igb] [ 5279.891550] [] pci_legacy_resume+0x41/0x60 [ 5279.891552] [] pci_pm_resume+0x90/0xd0 [ 5279.891555] [] pm_op+0xe7/0x1c0 [ 5279.891558] [] device_resume+0xf7/0x1b0 [ 5279.891561] [] ? async_schedule+0x20/0x20 [ 5279.891564] [] async_resume+0x21/0x50 [ 5279.891566] [] async_run_entry_fn+0x7f/0x180 [ 5279.891569] [] process_one_work+0x123/0x480 [ 5279.891572] [] ? manage_workers.isra.30+0x1e8/0x230 [ 5279.891574] [] worker_thread+0x15e/0x360 [ 5279.891576] [] ? manage_workers.isra.30+0x230/0x230 [ 5279.891579] [] kthread+0x8c/0xa0 [ 5279.891583] [] kernel_thread_helper+0x4/0x10 [ 5279.891586] [] ? flush_kthread_worker+0xa0/0xa0 [ 5279.891588] [] ? gs_change+0x13/0x13 Thanks