From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sedat Dilek Subject: WARNING: at net/ipv4/tcp_input.c:2776 tcp_fastretrans_alert+0xc14/0xc60() Date: Thu, 25 Apr 2013 02:37:09 +0200 Message-ID: Reply-To: sedat.dilek@gmail.com Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Cc: netdev@vger.kernel.org, Intel Linux Wireless To: David Miller , Johannes Berg Return-path: Received: from mail-we0-f174.google.com ([74.125.82.174]:36906 "EHLO mail-we0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758069Ab3DYAhL (ORCPT ); Wed, 24 Apr 2013 20:37:11 -0400 Received: by mail-we0-f174.google.com with SMTP id t9so1638672wey.33 for ; Wed, 24 Apr 2013 17:37:10 -0700 (PDT) Sender: netdev-owner@vger.kernel.org List-ID: Hi, I pulled into next-20130424 net-next up to commit "Merge branch 'bnx2x'" ...and... mac80211-next uo to commit "mac80211_hwsim: correctly register the platform driver" http://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=01f27fc085574b301248d4da241e9d5ebd61e5c9 http://git.kernel.org/cgit/linux/kernel/git/jberg/mac80211-next.git/commit/?id=2fd488508d6276cc7f5435283957ba62e6fbc43e ...and see this WARNING: [ 147.123618] ------------[ cut here ]------------ [ 147.123630] WARNING: at net/ipv4/tcp_input.c:2776 tcp_fastretrans_alert+0xc14/0xc60() [ 147.123632] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek coretemp kvm_intel snd_hda_intel kvm snd_hda_codec arc4 iwldvm snd_hwdep ghash_clmulni_intel snd_pcm aesni_intel i915 mac80211 rfcomm aes_x86_64 parport_pc snd_page_alloc glue_helper bnep ppdev joydev snd_seq_midi lrw snd_seq_midi_event uvcvideo gf128mul snd_rawmidi ablk_helper i2c_algo_bit snd_seq cryptd iwlwifi videobuf2_vmalloc drm_kms_helper snd_timer btusb videobuf2_memops drm snd_seq_device videobuf2_core bluetooth videodev microcode psmouse snd cfg80211 soundcore samsung_laptop wmi lp serio_raw video mac_hid lpc_ich parport hid_generic usbhid hid r8169 [ 147.123675] CPU: 0 PID: 955 Comm: irq/48-iwlwifi Not tainted 3.9.0-rc8-next20130424-5-iniza-small #1 [ 147.123678] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013 [ 147.123680] ffffffff81a9ccd0 ffff88008f2fd4d8 ffffffff816ca97a ffff88008f2fd518 [ 147.123684] ffffffff81059680 ffff88008f2fd500 ffff88008f1d0040 0000000000000000 [ 147.123687] 0000000000000001 0000000000004320 0000000000000001 ffff88008f2fd528 [ 147.123690] Call Trace: [ 147.123696] [] dump_stack+0x19/0x1b [ 147.123700] [] warn_slowpath_common+0x70/0xa0 [ 147.123703] [] warn_slowpath_null+0x1a/0x20 [ 147.123706] [] tcp_fastretrans_alert+0xc14/0xc60 [ 147.123710] [] tcp_ack+0x990/0xd70 [ 147.123713] [] tcp_rcv_established+0x1ca/0x860 [ 147.123717] [] ? security_sock_rcv_skb+0x16/0x20 [ 147.123721] [] tcp_v6_do_rcv+0x35d/0x630 [ 147.123726] [] ? do_raw_spin_lock+0x4c/0x120 [ 147.123729] [] tcp_v6_rcv+0x51a/0x650 [ 147.123732] [] ? ip6_pol_route.isra.47+0x440/0x440 [ 147.123736] [] ip6_input_finish+0xda/0x310 [ 147.123740] [] ip6_input+0x22/0x60 [ 147.123743] [] ip6_rcv_finish+0x88/0x90 [ 147.123746] [] ipv6_rcv+0x275/0x3f0 [ 147.123751] [] __netif_receive_skb_core+0x54f/0x700 [ 147.123754] [] __netif_receive_skb+0x21/0x70 [ 147.123757] [] netif_receive_skb+0x23/0x90 [ 147.123772] [] ieee80211_deliver_skb.isra.32+0xa1/0x200 [mac80211] [ 147.123784] [] ieee80211_rx_handlers+0xc05/0x2530 [mac80211] [ 147.123789] [] ? poison_obj+0x30/0x40 [ 147.123799] [] ieee80211_prepare_and_rx_handle+0x18f/0xb00 [mac80211] [ 147.123802] [] ? __kmalloc_node_track_caller+0x3c/0x50 [ 147.123813] [] ieee80211_rx+0x306/0x8d0 [mac80211] [ 147.123821] [] iwlagn_rx_reply_rx+0x437/0x740 [iwldvm] [ 147.123827] [] iwl_rx_dispatch+0xc5/0x120 [iwldvm] [ 147.123835] [] iwl_pcie_irq_handler+0xb29/0x1240 [iwlwifi] [ 147.123839] [] ? finish_task_switch+0x5c/0x100 [ 147.123844] [] ? irq_thread_dtor+0xc0/0xc0 [ 147.123847] [] irq_thread_fn+0x25/0x50 [ 147.123850] [] ? irq_thread_dtor+0xc0/0xc0 [ 147.123853] [] irq_thread+0x12f/0x160 [ 147.123857] [] ? irq_finalize_oneshot.part.33+0xf0/0xf0 [ 147.123860] [] ? irq_thread_check_affinity+0xb0/0xb0 [ 147.123864] [] kthread+0xd8/0xe0 [ 147.123867] [] ? flush_kthread_worker+0xe0/0xe0 [ 147.123870] [] ret_from_fork+0x7c/0xb0 [ 147.123873] [] ? flush_kthread_worker+0xe0/0xe0 [ 147.123875] ---[ end trace c85ed14f5e6c99b1 ]--- Thanks for feedback! - Sedat -