From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lukas Tribus Subject: RE: tainted warnings with tcp splicing in 3.7.1 Date: Wed, 9 Jan 2013 15:50:01 +0100 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE To: Return-path: Received: from dub0-omc1-s1.dub0.hotmail.com ([157.55.0.200]:26942 "EHLO dub0-omc1-s1.dub0.hotmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756339Ab3AIO4T convert rfc822-to-8bit (ORCPT ); Wed, 9 Jan 2013 09:56:19 -0500 In-Reply-To: Sender: netdev-owner@vger.kernel.org List-ID: =46or the record: Another user reported similar warnings in a 3.5.0 kernel back in Septem= ber [1] on the haproxy mailing list with the following kernel warnings: [142654.793193] ------------[ cut here ]------------ [142654.793395] WARNING: at net/ipv4/tcp.c:1301 tcp_cleanup_rbuf+0x54/0= x150() [142654.793972] Hardware name: System Product Name [142654.794573] cleanup rbuf bug: copied 68D1EF11 seq 68CFF65F rcvnxt 6= 8D3565D [142654.795165] Modules linked in: ixgbe(O) binfmt_misc 8021q fcoe garp stp llc libfcoe libfc scsi_transport_fc scsi_tgt ip6t_REJECT nf _conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec nouveau snd_hwdep igb snd_seq snd_seq_device snd_pcm eeepc_wmi asus_wmi ttm drm_kms_helper sparse_keymap snd_timer snd drm coretemp rfkill i2c_algo_bit mxm_wmi wmi video lpc_ich mfd_core crc32c_intel r8169 i2c_i801 i2c_core soundcore snd_page_alloc mii mdio pcspkr serio_raw ghash_clmulni_intel microcode uinput [last unloaded: ixgbe] [142654.798215] Pid: 18374, comm: haproxy Tainted: G =A0 =A0 =A0 =A0W =A0= O 3.5.0 #1 [142654.798838] Call Trace: [142654.799440] =A0[] warn_slowpath_common+0x7f/0xc0 [142654.800031] =A0[] warn_slowpath_fmt+0x46/0x50 [142654.800653] =A0[] ? sock_pipe_buf_release+0x20/0x= 20 [142654.801237] =A0[] tcp_cleanup_rbuf+0x54/0x150 [142654.801847] =A0[] tcp_read_sock+0x1b1/0x200 [142654.802440] =A0[] ? sock_sendpage+0x27/0x30 [142654.803037] =A0[] ? tcp_done+0x90/0x90 [142654.803644] =A0[] tcp_splice_read+0xc0/0x250 [142654.804239] =A0[] sock_splice_read+0x62/0x80 [142654.804843] =A0[] do_splice_to+0x7b/0xa0 [142654.805457] =A0[] sys_splice+0x540/0x560 [142654.806040] =A0[] system_call_fastpath+0x16/0x1b [142654.806646] ---[ end trace 46d7fb693af33fde ]--- [1] http://permalink.gmane.org/gmane.comp.web.haproxy/9559 -=