From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from bu3sch.de ([62.75.166.246]:43482 "EHLO vs166246.vserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751214AbZDYOxS (ORCPT ); Sat, 25 Apr 2009 10:53:18 -0400 From: Michael Buesch To: Johannes Berg Subject: Warning in tx.c:775 invoke_tx_handlers Date: Sat, 25 Apr 2009 16:50:16 +0200 Cc: linux-wireless@vger.kernel.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Message-Id: <200904251650.17142.mb@bu3sch.de> (sfid-20090425_165322_006828_8BFA2031) Sender: linux-wireless-owner@vger.kernel.org List-ID: I just noticed the following warning on my test-AP: [973533.018255] ------------[ cut here ]------------ [973533.018287] WARNING: at /home/mb/kernel/compat-wireless-2009-04-20/net/mac80211/tx.c:775 invoke_tx_handlers+0xde4/0xe10 [mac80211]() [973533.018333] Hardware name: [973533.018354] Modules linked in: b43 ssb mac80211 cfg80211 [last unloaded: cfg80211] [973533.018408] Pid: 2825, comm: lighttpd Not tainted 2.6.29.1 #1 [973533.018432] Call Trace: [973533.018452] [] warn_slowpath+0xd0/0x130 [973533.018504] [] ? op32_fill_descriptor+0x46/0xd0 [b43] [973533.018542] [] ? ssb_pci_write32+0x33/0x60 [ssb] [973533.018573] [] ? nommu_map_single+0x0/0xa0 [973533.018608] [] ? b43_dma_tx+0x54d/0x7c0 [b43] [973533.018652] [] ? ssb_pci_write16+0x34/0x60 [ssb] [973533.018689] [] ? b43_led_turn_off+0x75/0xa0 [b43] [973533.018725] [] ? b43_led_brightness_set+0x3d/0x70 [b43] [973533.018767] [] invoke_tx_handlers+0xde4/0xe10 [mac80211] [973533.018808] [] ? __ieee80211_tx+0x73/0xf0 [mac80211] [973533.018850] [] ? ieee80211_tx+0x102/0x250 [mac80211] [973533.018891] [] ieee80211_tx+0xcd/0x250 [mac80211] [973533.018932] [] ieee80211_master_start_xmit+0x1e9/0x3a0 [mac80211] [973533.018975] [] dev_hard_start_xmit+0x25d/0x2e0 [973533.019004] [] ? ehci_qtd_alloc+0x18/0x60 [973533.019032] [] __qdisc_run+0x21e/0x270 [973533.019058] [] dev_queue_xmit+0x2b0/0x5a0 [973533.019098] [] ieee80211_subif_start_xmit+0x405/0x870 [mac80211] [973533.019143] [] ? _read_unlock_bh+0x10/0x20 [973533.019172] [] ? getnstimeofday+0x59/0xe0 [973533.019197] [] dev_hard_start_xmit+0x25d/0x2e0 [973533.019226] [] __qdisc_run+0x21e/0x270 [973533.019252] [] dev_queue_xmit+0x2b0/0x5a0 [973533.019280] [] br_dev_queue_push_xmit+0x67/0x90 [973533.019308] [] br_forward_finish+0x58/0x60 [973533.019378] [] __br_deliver+0x5d/0x70 [973533.019405] [] br_deliver+0x2d/0x40 [973533.019430] [] br_dev_xmit+0x76/0xa0 [973533.019455] [] dev_hard_start_xmit+0x25d/0x2e0 [973533.019482] [] dev_queue_xmit+0x37e/0x5a0 [973533.019510] [] ip_finish_output+0x223/0x2f0 [973533.019537] [] ip_output+0x6c/0xc0 [973533.019563] [] ip_local_out+0x20/0x30 [973533.019589] [] ip_queue_xmit+0x1ec/0x3d0 [973533.019615] [] ? handle_fasteoi_irq+0x96/0xe0 [973533.019642] [] ? irq_exit+0x47/0xa0 [973533.019668] [] ? do_IRQ+0x86/0x110 [973533.019695] [] tcp_transmit_skb+0x4fb/0x770 [973533.020433] [] tcp_write_xmit+0x20b/0xaa0 [973533.020460] [] __tcp_push_pending_frames+0x2b/0x90 [973533.020488] [] tcp_rcv_established+0x173/0x9c0 [973533.020517] [] tcp_v4_do_rcv+0x280/0x3c0 [973533.020544] [] ? nf_ct_deliver_cached_events+0x44/0xd0 [973533.020574] [] ? ipv4_confirm+0xd3/0x140 [973533.020600] [] tcp_v4_rcv+0x7ab/0x860 [973533.020627] [] ? nf_hook_slow+0xab/0x100 [973533.020654] [] ? ip_local_deliver_finish+0x0/0x2b0 [973533.020683] [] ip_local_deliver_finish+0x11e/0x2b0 [973533.020711] [] ip_local_deliver+0x8d/0xa0 [973533.020738] [] ip_rcv_finish+0x1b3/0x3d0 [973533.020764] [] ip_rcv+0x27a/0x310 [973533.020790] [] netif_receive_skb+0x2bc/0x590 [973533.020817] [] br_handle_frame_finish+0x188/0x190 [973533.020846] [] br_nf_pre_routing_finish+0x308/0x340 [973533.020876] [] ? nf_hook_slow+0xab/0x100 [973533.020904] [] ? br_nf_pre_routing_finish+0x0/0x340 [973533.020933] [] br_nf_pre_routing+0x571/0x870 [973533.020961] [] nf_iterate+0x67/0xa0 [973533.020986] [] ? br_handle_frame_finish+0x0/0x190 [973533.021014] [] nf_hook_slow+0xab/0x100 [973533.021039] [] ? br_handle_frame_finish+0x0/0x190 [973533.021068] [] br_handle_frame+0x15e/0x220 [973533.021096] [] netif_receive_skb+0x1eb/0x590 [973533.021124] [] process_backlog+0x75/0xc0 [973533.021152] [] net_rx_action+0xf2/0x1b0 [973533.021179] [] __do_softirq+0x94/0x160 [973533.021205] [] call_softirq+0x1c/0x30 [973533.021228] [] do_softirq+0x45/0x90 [973533.021259] [] local_bh_enable_ip+0xa5/0xb0 [973533.021287] [] _spin_unlock_bh+0xf/0x20 [973533.021314] [] release_sock+0xb7/0xd0 [973533.021341] [] tcp_sendpage+0xf3/0x6c0 [973533.021368] [] sock_sendpage+0x3b/0x40 [973533.021395] [] pipe_to_sendpage+0x5f/0x80 [973533.021421] [] __splice_from_pipe+0x118/0x270 [973533.021448] [] ? pipe_to_sendpage+0x0/0x80 [973533.021475] [] ? pipe_to_sendpage+0x0/0x80 [973533.021502] [] splice_from_pipe+0x61/0x90 [973533.021528] [] generic_splice_sendpage+0x10/0x20 [973533.021555] [] do_splice_from+0x7e/0xb0 [973533.021580] [] direct_splice_actor+0x1b/0x20 [973533.021607] [] splice_direct_to_actor+0xe3/0x1d0 [973533.021635] [] ? direct_splice_actor+0x0/0x20 [973533.021663] [] do_splice_direct+0x39/0x60 [973533.021690] [] do_sendfile+0x176/0x280 [973533.021717] [] ? poll_select_set_timeout+0x80/0x90 [973533.021744] [] sys_sendfile64+0x85/0xb0 [973533.021769] [] ? sys_poll+0x77/0x110 [973533.021795] [] system_call_fastpath+0x16/0x1b [973533.021822] ---[ end trace 762692ad4a69c61e ]--- -- Greetings, Michael.