From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Hemminger Subject: Fw: [Bug 195835] New: regression: tcp_fastretrans_alert Date: Sun, 21 May 2017 21:14:05 -0700 Message-ID: <20170521211405.426088fa@xeon-e3> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit To: netdev@vger.kernel.org Return-path: Received: from mail-pf0-f180.google.com ([209.85.192.180]:34420 "EHLO mail-pf0-f180.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751030AbdEVEON (ORCPT ); Mon, 22 May 2017 00:14:13 -0400 Received: by mail-pf0-f180.google.com with SMTP id 9so69342776pfj.1 for ; Sun, 21 May 2017 21:14:13 -0700 (PDT) Received: from xeon-e3 (76-14-207-240.or.wavecable.com. [76.14.207.240]) by smtp.gmail.com with ESMTPSA id q82sm29129193pfl.28.2017.05.21.21.14.11 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sun, 21 May 2017 21:14:12 -0700 (PDT) Sender: netdev-owner@vger.kernel.org List-ID: Begin forwarded message: Date: Sun, 21 May 2017 08:53:17 +0000 From: bugzilla-daemon@bugzilla.kernel.org To: stephen@networkplumber.org Subject: [Bug 195835] New: regression: tcp_fastretrans_alert https://bugzilla.kernel.org/show_bug.cgi?id=195835 Bug ID: 195835 Summary: regression: tcp_fastretrans_alert Product: Networking Version: 2.5 Kernel Version: 4.11.2 Hardware: x86-64 OS: Linux Tree: Mainline Status: NEW Severity: high Priority: P1 Component: IPV4 Assignee: stephen@networkplumber.org Reporter: nanericwang@gmail.com Regression: No The issue can be reproduced in 4.11 running netfilter and Transmission BitTorrent. However 4.10.x has no such issue. [May21 16:38] ------------[ cut here ]------------ [ +0.000044] WARNING: CPU: 3 PID: 0 at net/ipv4/tcp_input.c:2819 tcp_fastretrans_alert+0x7ff/0xa10 [ +0.000006] Modules linked in: xt_TPROXY iptable_mangle xt_owner xt_REDIRECT nf_nat_redirect xt_set af_packet iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_filter ip_set_hash_net i [ +0.000100] CPU: 3 PID: 0 Comm: swapper/3 Not tainted 4.11.2 #2 [ +0.000004] Hardware name: BIOSTAR Group A68N-5000/A68N-5000, BIOS 4.6.5 04/22/2014 [ +0.000002] Call Trace: [ +0.000007] [ +0.000010] ? dump_stack+0x46/0x5e [ +0.000009] ? __warn+0xb4/0xd0 [ +0.000006] ? tcp_fastretrans_alert+0x7ff/0xa10 [ +0.000006] ? tcp_ack+0xe95/0x1448 [ +0.000009] ? __ip_flush_pending_frames.isra.51+0x70/0x70 [ +0.000007] ? tcp_rcv_established+0x1ae/0x6b0 [ +0.000007] ? tcp_v4_do_rcv+0x12b/0x1e8 [ +0.000006] ? tcp_v4_rcv+0x7c4/0x880 [ +0.000011] ? nf_nat_ipv4_fn+0x53/0x150 [nf_nat_ipv4] [ +0.000007] ? ip_local_deliver_finish+0x49/0x110 [ +0.000006] ? ip_local_deliver+0x66/0xd8 [ +0.000006] ? inet_del_offload+0x30/0x30 [ +0.000008] ? ip_sabotage_in+0x26/0x30 [br_netfilter] [ +0.000009] ? nf_hook_slow+0x21/0xa0 [ +0.000005] ? ip_rcv+0x2e8/0x370 [ +0.000006] ? ip_local_deliver_finish+0x110/0x110 [ +0.000008] ? __netif_receive_skb_core+0x363/0x700 [ +0.000007] ? netif_receive_skb_internal+0x2a/0x98 [ +0.000014] ? br_pass_frame_up+0x60/0xd8 [bridge] [ +0.000012] ? br_handle_frame_finish+0x132/0x330 [bridge] [ +0.000015] ? nf_ct_get_tuple+0x56/0x90 [nf_conntrack] [ +0.000011] ? br_pass_frame_up+0xd8/0xd8 [bridge] [ +0.000007] ? br_nf_hook_thresh+0xa7/0xb8 [br_netfilter] [ +0.000009] ? ipt_do_table+0x2b5/0x3e0 [ip_tables] [ +0.000007] ? br_nf_pre_routing_finish+0x173/0x2f8 [br_netfilter] [ +0.000010] ? br_pass_frame_up+0xd8/0xd8 [bridge] [ +0.000007] ? nf_nat_ipv4_in+0x23/0x70 [nf_nat_ipv4] [ +0.000007] ? br_nf_pre_routing+0x2c4/0x420 [br_netfilter] [ +0.000007] ? br_nf_forward_arp+0x250/0x250 [br_netfilter] [ +0.000007] ? nf_hook_slow+0x21/0xa0 [ +0.000010] ? br_handle_frame+0x1ae/0x2c8 [bridge] [ +0.000010] ? br_pass_frame_up+0xd8/0xd8 [bridge] [ +0.000010] ? br_handle_local_finish+0x38/0x38 [bridge] [ +0.000006] ? __netif_receive_skb_core+0x1d7/0x700 [ +0.000006] ? netif_receive_skb_internal+0x2a/0x98 [ +0.000006] ? napi_gro_receive+0x6a/0xb0 [ +0.000012] ? rtl8169_poll+0x2c9/0x690 [r8169] [ +0.000007] ? net_rx_action+0x1c6/0x2b8 [ +0.000007] ? __do_softirq+0xd8/0x200 [ +0.000005] ? irq_exit+0xa3/0xa8 [ +0.000007] ? do_IRQ+0x45/0xc0 [ +0.000009] ? common_interrupt+0x7f/0x7f [ +0.000003] [ +0.000013] ? acpi_idle_do_entry+0x2b/0xed0 [processor] [ +0.000007] ? acpi_idle_enter+0xe1/0x288 [processor] [ +0.000009] ? cpuidle_enter_state+0x128/0x1f0 [ +0.000008] ? do_idle+0x17a/0x1d8 [ +0.000006] ? cpu_startup_entry+0x68/0x70 [ +0.000009] ? start_secondary+0x138/0x158 [ +0.000005] ? start_cpu+0x14/0x14 [ +0.000008] ---[ end trace ab2d840ff39c9793 ]--- -- You are receiving this mail because: You are the assignee for the bug.