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Date: Fri, 20 Jan 2012 08:26:59 -0800 From: Stephen Hemminger <shemminger@...tta.com> To: Michael Breuer <mbreuer@...jas.com> Cc: Jarek Poplawski <jarkao2@...il.com>, David Miller <davem@...emloft.net>, Stephen Hemminger <shemminger@...ux-foundation.org>, linux-kernel@...r.kernel.org, netdev@...r.kernel.org Subject: Re: Regression: sky2 kernel between 3.1 and 3.2.1 (last known good 3.0.9) On Mon, 16 Jan 2012 11:39:13 -0500 Michael Breuer <mbreuer@...jas.com> wrote: > Synopsis: > > Receiving DMAR and other errors after approximately three days of > uptime. The symptoms exactly match errors seen and then fixed around > 2.6.32.4. > > While the system remains unaffected for too long to do a bisect, I was > able to confirm that the problem exists in the 3.1 stable branch (I > jumped from 3.0 to 3.2 when 3.2. was released). > > For now I reverted to the sky2.c from 3.0.9 and am running the rest of > the kernel from 3.1.2, but won't be certain that this works until later > in the week. > > Note that 20 seconds prior to the log extract below were DHCP renewal > attempts on eth1, the issue below was on eth0. Not sure it's relevant, > however back in 2010 a preceding DHCP event did turn out to be relevant > to the manifestation of the bug. > > The 3.2.1-dirty I'm running is from git with a single local patch - for > sidewinder force-feedback support (shouldn't be relevant to the sky2 issue). > > Log extract: > > Jan 16 05:49:46 mail kernel: [198230.628919] DRHD: handling fault status > reg 2 > Jan 16 05:49:46 mail kernel: [198230.628925] sky2 0000:06:00.0: error > interrupt status=0x80000000 > Jan 16 05:49:46 mail kernel: [198230.628929] DMAR:[DMA Read] Request > device [06:00.0] fault addr fff78000 > Jan 16 05:49:46 mail kernel: [198230.628931] DMAR:[fault reason 06] PTE > Read access is not set > Jan 16 05:49:46 mail kernel: [198230.628939] sky2 0000:06:00.0: PCI > hardware error (0x2010) > Jan 16 05:49:53 mail dhclient[1616]: DHCPREQUEST on eth1 to > 10.240.184.29 port 67 > Jan 16 05:50:01 mail kernel: [198246.288400] ------------[ cut here > ]------------ > Jan 16 05:50:01 mail kernel: [198246.288408] WARNING: at > net/sched/sch_generic.c:255 dev_watchdog+0x247/0x250() > Jan 16 05:50:01 mail kernel: [198246.288411] Hardware name: System > Product Name > Jan 16 05:50:01 mail kernel: [198246.288413] NETDEV WATCHDOG: eth0 > (sky2): transmit queue 0 timed out > Jan 16 05:50:01 mail kernel: [198246.288415] Modules linked in: tcp_lp > cpufreq_stats ebtable_nat ebtables nf_conntrack_netbios_ns > nf_conntrack_broadcast ip6table_mangle ip6table_filter ip6_tables > iptable_mangle ipt_MASQUERADE iptable_nat nf_nat iptable_raw tun bridge > stp llc lockd sit tunnel4 ipt_LOG nf_conntrack_ftp nf_conntrack_ipv6 > nf_defrag_ipv6 xt_CHECKSUM xt_multiport xt_DSCP w83627ehf xt_mark > xt_dscp hwmon_vid binfmt_misc raid1 btrfs sunrpc zlib_deflate libcrc32c > snd_hda_codec_analog snd_ens1371 gameport snd_hda_intel snd_rawmidi > snd_ac97_codec snd_hda_codec snd_hwdep ac97_bus snd_seq snd_seq_device > snd_pcm gspca_spca505 snd_timer gspca_main snd videodev media soundcore > i2c_i801 iTCO_wdt microcode v4l2_compat_ioctl32 snd_page_alloc > i7core_edac sky2 edac_core pcspkr iTCO_vendor_support virtio_net virtio > virtio_ring kvm_intel kvm uinput ipv6 raid456 async_raid6_recov async_pq > raid6_pq async_xor firewire_ohci firewire_core pata_acpi ata_generic xor > async_memcpy async_tx crc_itu_t pata_marvell nouveau ttm d > Jan 16 05:50:01 mail kernel: rm_kms_helper drm i2c_algo_bit i2c_core > mxm_wmi video [last unloaded: nf_conntrack_broadcast] > Jan 16 05:50:01 mail kernel: [198246.288487] Pid: 0, comm: swapper/0 > Tainted: G W 3.2.1-dirty #1 > Jan 16 05:50:01 mail kernel: [198246.288489] Call Trace: > Jan 16 05:50:01 mail kernel: [198246.288491] <IRQ> [<ffffffff81050a4f>] > warn_slowpath_common+0x7f/0xc0 > Jan 16 05:50:01 mail kernel: [198246.288501] [<ffffffff8101f0bd>] ? > lapic_next_event+0x1d/0x30 > Jan 16 05:50:01 mail kernel: [198246.288504] [<ffffffff81050b46>] > warn_slowpath_fmt+0x46/0x50 > Jan 16 05:50:01 mail kernel: [198246.288509] [<ffffffff81009319>] ? > read_tsc+0x9/0x20 > Jan 16 05:50:01 mail kernel: [198246.288513] [<ffffffff814a81e7>] > dev_watchdog+0x247/0x250 > Jan 16 05:50:01 mail kernel: [198246.288518] [<ffffffff8105fbbb>] > run_timer_softirq+0x12b/0x3b0 > Jan 16 05:50:01 mail kernel: [198246.288521] [<ffffffff814a7fa0>] ? > qdisc_reset+0x50/0x50 > Jan 16 05:50:01 mail kernel: [198246.288525] [<ffffffff81057d18>] > __do_softirq+0xa8/0x210 > Jan 16 05:50:01 mail kernel: [198246.288529] [<ffffffff8157496c>] > call_softirq+0x1c/0x30 > Jan 16 05:50:01 mail kernel: [198246.288533] [<ffffffff810041e5>] > do_softirq+0x65/0xa0 > Jan 16 05:50:01 mail kernel: [198246.288536] [<ffffffff810580fe>] > irq_exit+0x8e/0xb0 > Jan 16 05:50:01 mail kernel: [198246.288539] [<ffffffff815750a3>] > do_IRQ+0x63/0xe0 > Jan 16 05:50:01 mail kernel: [198246.288543] [<ffffffff8156ad2e>] > common_interrupt+0x6e/0x6e > Jan 16 05:50:01 mail kernel: [198246.288545] <EOI> [<ffffffff81307b6d>] > ? intel_idle+0xed/0x150 > Jan 16 05:50:01 mail kernel: [198246.288551] [<ffffffff81307b4f>] ? > intel_idle+0xcf/0x150 > Jan 16 05:50:01 mail kernel: [198246.288555] [<ffffffff8144d331>] > cpuidle_idle_call+0xc1/0x280 > Jan 16 05:50:01 mail kernel: [198246.288559] [<ffffffff8100122a>] > cpu_idle+0xca/0x120 > Jan 16 05:50:01 mail kernel: [198246.288563] [<ffffffff8154741e>] > rest_init+0x72/0x74 > Jan 16 05:50:01 mail kernel: [198246.288568] [<ffffffff81b6abdd>] > start_kernel+0x3b5/0x3c0 > Jan 16 05:50:01 mail kernel: [198246.288572] [<ffffffff81b6a32b>] > x86_64_start_reservations+0x132/0x136 > Jan 16 05:50:01 mail kernel: [198246.288576] [<ffffffff81b6a140>] ? > early_idt_handlers+0x140/0x140 > Jan 16 05:50:01 mail kernel: [198246.288580] [<ffffffff81b6a431>] > x86_64_start_kernel+0x102/0x111 > Jan 16 05:50:01 mail kernel: [198246.288583] ---[ end trace > bb26011d21a2b1d7 ]--- > Jan 16 05:50:01 mail kernel: [198246.288586] sky2 0000:06:00.0: eth0: tx > timeout > Jan 16 05:50:01 mail kernel: [198246.288593] sky2 0000:06:00.0: eth0: > transmit ring 115 .. 10 report=115 done=115 > > > Which exact chip version is this? dmesg | grep sky2 lspci -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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