From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: [Bugme-new] [Bug 12971] New: "tg3 transmit timed out" when transmitting at high bitrate Date: Wed, 1 Apr 2009 16:43:00 -0700 Message-ID: <20090401164300.049a48fc.akpm@linux-foundation.org> References: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: bugme-daemon@bugzilla.kernel.org, dobrev666@gmail.com, mcarlson@broadcom.com, mchan@broadcom.com To: netdev@vger.kernel.org Return-path: Received: from smtp1.linux-foundation.org ([140.211.169.13]:34108 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753888AbZDAXqQ (ORCPT ); Wed, 1 Apr 2009 19:46:16 -0400 In-Reply-To: Sender: netdev-owner@vger.kernel.org List-ID: (switched to email. Please respond via emailed reply-to-all, not via the bugzilla web interface). On Sun, 29 Mar 2009 18:02:04 GMT bugzilla-daemon@bugzilla.kernel.org wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=12971 > > Summary: "tg3 transmit timed out" when transmitting at high > bitrate > Product: Drivers > Version: 2.5 > Kernel Version: 2.6.29 > Platform: All > OS/Version: Linux > Tree: Mainline > Status: NEW > Severity: normal > Priority: P1 > Component: Network > AssignedTo: drivers_network@kernel-bugs.osdl.org > ReportedBy: dobrev666@gmail.com > Regression: No > > > I have laptop - HP compaq 6715s with broadcom lan card (from lspci): > 10:00.0 Ethernet controller: Broadcom Corporation NetLink BCM5906M Fast > Ethernet PCI Express (rev 02). I am using slackware 12.2. I compiled kernel > 2.6.29 from kernel.org. > > When I try to copy a file trough the LAN from this laptop with a command like > this: > scp test.bin 192.168.0.1:/tmp > > Some MBytes are copied and the transmit stops and there is some messages in > dmesg: > > WARNING: at net/sched/sch_generic.c:226 dev_watchdog+0x1c2/0x1d0() > Hardware name: HP Compaq 6715s (GR897ES#ABB) > NETDEV WATCHDOG: eth0 (tg3): transmit timed out > Modules linked in: snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq > snd_seq_devic > e snd_pcm_oss snd_mixer_oss ipv6 cpufreq_stats powernow_k8 freq_table ppdev lp > parpor > t_pc parport fuse snd_hda_codec_analog pcmcia snd_hda_intel snd_hda_codec tg3 > fan yen > ta_socket snd_hwdep video rsrc_nonstatic rtc_cmos snd_pcm thermal output > rtc_core pcm > cia_core ati_agp processor libphy rtc_lib psmouse i2c_piix4 agpgart container > snd_tim > er snd thermal_sys sg serio_raw evdev button battery ac wmi shpchp soundcore > k8temp s > nd_page_alloc hwmon > Pid: 0, comm: swapper Not tainted 2.6.29-smp #1 > Call Trace: > [] warn_slowpath+0x86/0xa0 > [] ? sd_init_MC+0xa0/0xd0 > [] ? __enqueue_entity+0x8e/0xb0 > [] ? cpumask_next_and+0x1f/0x40 > [] ? find_busiest_group+0x18a/0x710 > [] ? enqueue_task+0x15/0x30 > [] ? strlcpy+0x1d/0x60 > [] dev_watchdog+0x1c2/0x1d0 > [] ? getnstimeofday+0x4b/0x120 > [] run_timer_softirq+0x124/0x190 > [] ? dev_watchdog+0x0/0x1d0 > [] __do_softirq+0x8a/0x150 > [] ? update_process_times+0x54/0x70 > [] do_softirq+0x3b/0x50 > [] irq_exit+0x3b/0x50 > [] smp_apic_timer_interrupt+0x5e/0x90 > [] apic_timer_interrupt+0x28/0x30 > [] ? default_idle+0x38/0x50 > [] c1e_idle+0x90/0xf0 > [] ? c1e_idle+0xa1/0xf0 > [] cpu_idle+0x4a/0x70 > [] rest_init+0x55/0x60 > ---[ end trace 0c67ed7bcfb14db6 ]--- > tg3: eth0: transmit timed out, resetting > tg3: DEBUG: MAC_TX_STATUS[00000008] MAC_RX_STATUS[00000000] > tg3: DEBUG: RDMAC_STATUS[00000000] WDMAC_STATUS[00000000] > tg3: tg3_stop_block timed out, ofs=1400 enable_bit=2 > tg3: tg3_stop_block timed out, ofs=c00 enable_bit=2 > tg3: tg3_stop_block timed out, ofs=4800 enable_bit=2 > tg3: eth0: Link is down. > tg3: eth0: Link is up at 100 Mbps, full duplex. > tg3: eth0: Flow control is on for TX and on for RX. > > After that I cannot send or receive any data through the LAN. There is no ping > to anywhere. > These commands fix the problem: > > ip l set dev eth0 down > ip l set dev eth0 up > > And when I execute `scp test.bin 192.168.0.1:/tmp` there is no network again. > > But this laptop has no problems when receiving data. I can copy with scp from > other PC connected to the same lan with 11Mbytes/s. > > I have search the web to find a solution with no success. > I have tried some kernel options like "irqpoll" and "acpi=off" with no success. I assume that 2.6.28 was OK, and that this is a regression?