Bug#657689: e1000e Detected Hardware Unit Hang:
Package: linux-2.6
Version: 2.6.32-38
Linux version 2.6.32-5-xen-amd64
RAM 8GB
Bug seems the same as #518182 and occurs on high traffic load.
System automatically recovered after aprox. 50
minutes([1782786.812335] e1000e 0000:00:19.0: eth0: Reset adapter)
[1782779.812239] e1000e 0000:00:19.0: eth0: Detected Hardware Unit Hang:
[1782779.812241] TDH <46>
[1782779.812242] TDT <4a>
[1782779.812243] next_to_use <4a>
[1782779.812244] next_to_clean <46>
[1782779.812245] buffer_info[next_to_clean]:
[1782779.812247] time_stamp <11a8f9df5>
[1782779.812248] next_to_watch <46>
[1782779.812249] jiffies <11a8f9ef2>
[1782779.812250] next_to_watch.status <0>
[1782779.812251] MAC Status <80280>
[1782779.812252] PHY Status <ffff>
[1782779.812253] PHY 1000BASE-T Status <ffff>
[1782779.812254] PHY Extended Status <ffff>
[1782779.812256] PCI Status <10>
[1782781.812247] e1000e 0000:00:19.0: eth0: Detected Hardware Unit Hang:
[1782781.812249] TDH <46>
[1782781.812250] TDT <4a>
[1782781.812251] next_to_use <4a>
[1782781.812252] next_to_clean <46>
[1782781.812253] buffer_info[next_to_clean]:
[1782781.812254] time_stamp <11a8f9df5>
[1782781.812255] next_to_watch <46>
[1782781.812256] jiffies <11a8fa0e6>
[1782781.812258] next_to_watch.status <0>
[1782781.812259] MAC Status <80280>
[1782781.812260] PHY Status <ffff>
[1782781.812261] PHY 1000BASE-T Status <ffff>
[1782781.812262] PHY Extended Status <ffff>
[1782781.812263] PCI Status <10>
[1782783.812250] e1000e 0000:00:19.0: eth0: Detected Hardware Unit Hang:
[1782783.812252] TDH <46>
[1782783.812253] TDT <4a>
[1782783.812254] next_to_use <4a>
[1782783.812255] next_to_clean <46>
[1782783.812256] buffer_info[next_to_clean]:
[1782783.812257] time_stamp <11a8f9df5>
[1782783.812259] next_to_watch <46>
[1782783.812260] jiffies <11a8fa2da>
[1782783.812261] next_to_watch.status <0>
[1782783.812262] MAC Status <80280>
[1782783.812263] PHY Status <ffff>
[1782783.812264] PHY 1000BASE-T Status <ffff>
[1782783.812265] PHY Extended Status <ffff>
[1782783.812266] PCI Status <10>
[1782785.812687] e1000e 0000:00:19.0: eth0: Detected Hardware Unit Hang:
[1782785.812689] TDH <46>
[1782785.812690] TDT <4a>
[1782785.812691] next_to_use <4a>
[1782785.812692] next_to_clean <46>
[1782785.812693] buffer_info[next_to_clean]:
[1782785.812694] time_stamp <11a8f9df5>
[1782785.812695] next_to_watch <46>
[1782785.812696] jiffies <11a8fa4ce>
[1782785.812698] next_to_watch.status <0>
[1782785.812699] MAC Status <80280>
[1782785.812700] PHY Status <ffff>
[1782785.812701] PHY 1000BASE-T Status <ffff>
[1782785.812702] PHY Extended Status <ffff>
[1782785.812703] PCI Status <10>
[1782786.812020] ------------[ cut here ]------------
[1782786.812032] WARNING: at
/build/buildd-linux-2.6_2.6.32-38-amd64-bk66e4/linu
x-2.6-2.6.32/debian/build/source_amd64_xen/net/sched/sch_generic.c:261
dev_watch
dog+0xe2/0x194()
[1782786.812037] Hardware name: OptiPlex 755
[1782786.812040] NETDEV WATCHDOG: eth0 (e1000e): transmit queue 0 timed out
[1782786.812043] Modules linked in: nf_conntrack_ipv4 nf_defrag_ipv4
xt_state nf
_conntrack
xt_physdev xt_multiport iptable_filter ip_tables x_tables xen_evtchn
xenfs bridge stp loop
i915 drm_kms_helper drm i2c_algo_bit snd_pcm snd_timer snd
processor video soundcore
snd_page_alloc button i2c_i801 psmouse pcspkr serio_r
aw acpi_processor dcdbas i2c_core evdev
output ext3 jbd mbcache dm_mod raid1 md_
mod sg sr_mod sd_mod cdrom crc_t10dif uhci_hcd
8139too ata_generic 8139cp mii at
a_piix thermal thermal_sys e1000e libata ehci_hcd scsi_mod
usbcore nls_base [las
t
unloaded: scsi_wait_scan]
[1782786.812138] Pid: 0, comm: swapper Not tainted 2.6.32-5-xen-amd64 #1
[1782786.812141] Call Trace:
[1782786.812144] <IRQ> [<ffffffff81272fb6>] ? dev_watchdog+0xe2/0x194
[1782786.812154] [<ffffffff81272fb6>] ? dev_watchdog+0xe2/0x194
[1782786.812160] [<ffffffff8104ef8c>] ? warn_slowpath_common+0x77/0xa3
[1782786.812165] [<ffffffff81272ed4>] ? dev_watchdog+0x0/0x194
[1782786.812170] [<ffffffff8104f014>] ? warn_slowpath_fmt+0x51/0x59
[1782786.812176] [<ffffffff8100ec5e>] ? xen_vcpuop_set_next_event+0x4c/0x60
[1782786.812181] [<ffffffff8100ec12>] ? xen_vcpuop_set_next_event+0x0/0x60
[1782786.812186] [<ffffffff8100e635>] ? xen_force_evtchn_callback+0x9/0xa
[1782786.812191] [<ffffffff8100ecf2>] ? check_events+0x12/0x20
[1782786.812196] [<ffffffff81272ea8>] ? netif_tx_lock+0x3d/0x69
[1782786.812202] [<ffffffff8125d912>] ? netdev_drivername+0x3b/0x40
[1782786.812207] [<ffffffff81272fb6>] ? dev_watchdog+0xe2/0x194
[1782786.812212] [<ffffffff8100ecdf>] ? xen_restore_fl_direct_end+0x0/0x1
[1782786.812219] [<ffffffff8130d64a>] ? _spin_unlock_irqrestore+0xd/0xe
[1782786.812225] [<ffffffff8105be62>] ? __mod_timer+0x141/0x153
[1782786.812230] [<ffffffff8105b66f>] ? run_timer_softirq+0x1c9/0x268
[1782786.812236] [<ffffffff81054d1b>] ? __do_softirq+0xdd/0x1a6
[1782786.812242] [<ffffffff81012cac>] ? call_softirq+0x1c/0x30
[1782786.812246] [<ffffffff8101422b>] ? do_softirq+0x3f/0x7c
[1782786.812251] [<ffffffff81054b8b>] ? irq_exit+0x36/0x76
[1782786.812257] [<ffffffff811f28a5>] ? xen_evtchn_do_upcall+0x33/0x42
[1782786.812262] [<ffffffff81012cfe>] ? xen_do_hypervisor_callback+0x1e/0x30
[1782786.812265] <EOI> [<ffffffff810093aa>] ? hypercall_page+0x3aa/0x1001
[1782786.812273] [<ffffffff810093aa>] ? hypercall_page+0x3aa/0x1001
[1782786.812278] [<ffffffff8100ec12>] ? xen_vcpuop_set_next_event+0x0/0x60
[1782786.812284] [<ffffffff8100e6b3>] ? xen_safe_halt+0xc/0x15
[1782786.812288] [<ffffffff8100bfc7>] ? xen_idle+0x37/0x40
[1782786.812293] [<ffffffff81010e97>] ? cpu_idle+0xa2/0xda
[1782786.812298] [<ffffffff81508cdd>] ? start_kernel+0x3dc/0x3e8
[1782786.812303] [<ffffffff8150ac93>] ? xen_start_kernel+0x586/0x58a
[1782786.812307] ---[ end trace 066aff2b0c24afbb ]---
[1782786.812335] e1000e 0000:00:19.0: eth0: Reset adapter
[1782787.128319] br0: port 1(eth0) entering disabled state
[1782787.128442] e1000e 0000:00:19.0: eth0: Reset adapter
[1782789.548868] e1000e: eth0 NIC Link is Up 1000 Mbps Full Duplex,
Flow Control
: None
[1782789.549195] br0: port 1(eth0) entering learning state
[1782804.548013] br0: port 1(eth0) entering forwarding state
=============
lspci -v
00:00.0 Host bridge: Intel Corporation 82Q35 Express DRAM Controller (rev 02)
Subsystem: Dell OptiPlex 755
Flags: bus master, fast devsel, latency 0
Capabilities: [e0] Vendor Specific Information: Len=0b <?>
Kernel driver in use: agpgart-intel
00:01.0 PCI bridge: Intel Corporation 82Q35 Express PCI Express Root
Port (rev 02) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
Memory behind bridge: fe800000-fe8fffff
Capabilities: [88] Subsystem: Dell OptiPlex 755
Capabilities: [80] Power Management version 3
Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit-
Capabilities: [a0] Express Root Port (Slot+), MSI 00
Capabilities: [100] Virtual Channel
Capabilities: [140] Root Complex Link
Kernel driver in use: pcieport
Kernel modules: shpchp
00:02.0 VGA compatible controller: Intel Corporation 82Q35 Express
Integrated Graphics Controller (rev 02) (prog-if 00 [VGA controller])
Subsystem: Dell OptiPlex 755
Flags: bus master, fast devsel, latency 0, IRQ 750
Memory at fea00000 (32-bit, non-prefetchable) [size=512K]
I/O ports at ec90 [size=8]
Memory at d0000000 (32-bit, prefetchable) [size=256M]
Memory at feb00000 (32-bit, non-prefetchable) [size=1M]
Expansion ROM at <unassigned> [disabled]
Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit-
Capabilities: [d0] Power Management version 2
Kernel modules: i915
00:02.1 Display controller: Intel Corporation 82Q35 Express Integrated
Graphics Controller (rev 02)
Subsystem: Dell OptiPlex 755
Flags: bus master, fast devsel, latency 0
Memory at fea80000 (32-bit, non-prefetchable) [size=512K]
Capabilities: [d0] Power Management version 2
00:03.0 Communication controller: Intel Corporation 82Q35 Express MEI
Controller (rev 02)
Subsystem: Dell OptiPlex 755
Flags: bus master, fast devsel, latency 0, IRQ 11
Memory at fedad000 (64-bit, non-prefetchable) [size=16]
Capabilities: [50] Power Management version 3
Capabilities: [8c] MSI: Enable- Count=1/1 Maskable- 64bit+
00:03.2 IDE interface: Intel Corporation 82Q35 Express PT IDER
Controller (rev 02) (prog-if 85 [Master SecO PriO])
Subsystem: Dell OptiPlex 755
Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 18
I/O ports at fe80 [size=8]
I/O ports at fe90 [size=4]
I/O ports at fea0 [size=8]
I/O ports at feb0 [size=4]
I/O ports at fef0 [size=16]
Capabilities: [c8] Power Management version 3
Capabilities: [d0] MSI: Enable- Count=1/1 Maskable- 64bit+
Kernel driver in use: ata_generic
Kernel modules: ata_generic
00:03.3 Serial controller: Intel Corporation 82Q35 Express Serial KT
Controller (rev 02) (prog-if 02 [16550])
Subsystem: Dell OptiPlex 755
Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 17
I/O ports at ec98 [size=8]
Memory at fe9de000 (32-bit, non-prefetchable) [size=4K]
Capabilities: [c8] Power Management version 3
Capabilities: [d0] MSI: Enable- Count=1/1 Maskable- 64bit+
Kernel driver in use: serial
00:19.0 Ethernet controller: Intel Corporation 82566DM-2 Gigabit
Network Connection (rev 02)
Subsystem: Dell OptiPlex 755
Flags: bus master, fast devsel, latency 0, IRQ 751
Memory at fe9e0000 (32-bit, non-prefetchable) [size=128K]
Memory at fe9df000 (32-bit, non-prefetchable) [size=4K]
I/O ports at ecc0 [size=32]
Capabilities: [c8] Power Management version 2
Capabilities: [d0] MSI: Enable+ Count=1/1 Maskable- 64bit+
Capabilities: [e0] PCI Advanced Features
Kernel driver in use: e1000e
Kernel modules: e1000e
00:1a.0 USB Controller: Intel Corporation 82801I (ICH9 Family) USB
UHCI Controller #4 (rev 02) (prog-if 00 [UHCI])
Subsystem: Dell Optiplex 755
Flags: bus master, medium devsel, latency 0, IRQ 16
I/O ports at ff20 [size=32]
Capabilities: [50] PCI Advanced Features
Kernel driver in use: uhci_hcd
Kernel modules: uhci-hcd
00:1a.1 USB Controller: Intel Corporation 82801I (ICH9 Family) USB
UHCI Controller #5 (rev 02) (prog-if 00 [UHCI])
Subsystem: Dell Optiplex 755
Flags: bus master, medium devsel, latency 0, IRQ 17
I/O ports at ff00 [size=32]
Capabilities: [50] PCI Advanced Features
Kernel driver in use: uhci_hcd
Kernel modules: uhci-hcd
00:1a.7 USB Controller: Intel Corporation 82801I (ICH9 Family) USB2
EHCI Controller #2 (rev 02) (prog-if 20 [EHCI])
Subsystem: Dell Optiplex 755
Flags: bus master, medium devsel, latency 0, IRQ 22
Memory at fe9ddc00 (32-bit, non-prefetchable) [size=1K]
Capabilities: [50] Power Management version 2
Capabilities: [58] Debug port: BAR=1 offset=00a0
Capabilities: [98] PCI Advanced Features
Kernel driver in use: ehci_hcd
Kernel modules: ehci-hcd
00:1c.0 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express
Port 1 (rev 02) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=02, subordinate=02, sec-latency=0
I/O behind bridge: 00001000-00001fff
Memory behind bridge: fe700000-fe7fffff
Prefetchable memory behind bridge: 0000000060000000-00000000601fffff
Capabilities: [40] Express Root Port (Slot+), MSI 00
Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
Capabilities: [90] Subsystem: Dell Optiplex 755
Capabilities: [a0] Power Management version 2
Capabilities: [100] Virtual Channel
Capabilities: [180] Root Complex Link
Kernel driver in use: pcieport
Kernel modules: shpchp
00:1d.0 USB Controller: Intel Corporation 82801I (ICH9 Family) USB
UHCI Controller #1 (rev 02) (prog-if 00 [UHCI])
Subsystem: Dell Optiplex 755
Flags: bus master, medium devsel, latency 0, IRQ 23
I/O ports at ff80 [size=32]
Capabilities: [50] PCI Advanced Features
Kernel driver in use: uhci_hcd
Kernel modules: uhci-hcd
00:1d.1 USB Controller: Intel Corporation 82801I (ICH9 Family) USB
UHCI Controller #2 (rev 02) (prog-if 00 [UHCI])
Subsystem: Dell Optiplex 755
Flags: bus master, medium devsel, latency 0, IRQ 17
I/O ports at ff60 [size=32]
Capabilities: [50] PCI Advanced Features
Kernel driver in use: uhci_hcd
Kernel modules: uhci-hcd
00:1d.2 USB Controller: Intel Corporation 82801I (ICH9 Family) USB
UHCI Controller #3 (rev 02) (prog-if 00 [UHCI])
Subsystem: Dell Optiplex 755
Flags: bus master, medium devsel, latency 0, IRQ 18
I/O ports at ff40 [size=32]
Capabilities: [50] PCI Advanced Features
Kernel driver in use: uhci_hcd
Kernel modules: uhci-hcd
00:1d.7 USB Controller: Intel Corporation 82801I (ICH9 Family) USB2
EHCI Controller #1 (rev 02) (prog-if 20 [EHCI])
Subsystem: Dell Optiplex 755
Flags: bus master, medium devsel, latency 0, IRQ 23
Memory at ff980800 (32-bit, non-prefetchable) [size=1K]
Capabilities: [50] Power Management version 2
Capabilities: [58] Debug port: BAR=1 offset=00a0
Capabilities: [98] PCI Advanced Features
Kernel driver in use: ehci_hcd
Kernel modules: ehci-hcd
00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev 92)
(prog-if 01 [Subtractive decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=03, subordinate=03, sec-latency=32
I/O behind bridge: 0000d000-0000dfff
Memory behind bridge: fe500000-fe6fffff
Capabilities: [50] Subsystem: Dell Optiplex 755
00:1f.0 ISA bridge: Intel Corporation 82801IO (ICH9DO) LPC Interface
Controller (rev 02)
Flags: bus master, medium devsel, latency 0
Capabilities: [e0] Vendor Specific Information: Len=0c <?>
Kernel modules: iTCO_wdt
00:1f.2 IDE interface: Intel Corporation 82801IR/IO/IH (ICH9R/DO/DH) 4
port SATA IDE Controller (rev 02) (prog-if 8a [Master SecP PriP])
Subsystem: Dell Optiplex 755
Flags: bus master, 66MHz, medium devsel, latency 0, IRQ 18
I/O ports at 01f0 [size=8]
I/O ports at 03f4 [size=1]
I/O ports at 0170 [size=8]
I/O ports at 0374 [size=1]
I/O ports at fec0 [size=16]
I/O ports at eca0 [size=16]
Capabilities: [70] Power Management version 3
Capabilities: [b0] PCI Advanced Features
Kernel driver in use: ata_piix
Kernel modules: ata_piix, ata_generic
00:1f.3 SMBus: Intel Corporation 82801I (ICH9 Family) SMBus Controller (rev 02)
Subsystem: Dell Optiplex 755
Flags: medium devsel, IRQ 18
Memory at fe9ddb00 (64-bit, non-prefetchable) [size=256]
I/O ports at ece0 [size=32]
Kernel driver in use: i801_smbus
Kernel modules: i2c-i801
00:1f.5 IDE interface: Intel Corporation 82801I (ICH9 Family) 2 port
SATA IDE Controller (rev 02) (prog-if 85 [Master SecO PriO])
Subsystem: Dell Optiplex 755
Flags: bus master, 66MHz, medium devsel, latency 0, IRQ 18
I/O ports at fe40 [size=8]
I/O ports at fe50 [size=4]
I/O ports at fe60 [size=8]
I/O ports at fe70 [size=4]
I/O ports at fed0 [size=16]
I/O ports at ecb0 [size=16]
Capabilities: [70] Power Management version 3
Capabilities: [b0] PCI Advanced Features
Kernel driver in use: ata_piix
Kernel modules: ata_piix, ata_generic
03:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd.
RTL-8139/8139C/8139C+ (rev 10)
Subsystem: Compex FN22-3(A) LinxPRO Ethernet Adapter
Flags: bus master, medium devsel, latency 64, IRQ 16
I/O ports at dc00 [size=256]
Memory at fe5fff00 (32-bit, non-prefetchable) [size=256]
Expansion ROM at fe600000 [disabled] [size=64K]
Capabilities: [50] Power Management version 2
Kernel driver in use: 8139too
Kernel modules: 8139cp, 8139too
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