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Date: Wed, 12 Jan 2011 08:53:36 -0500
From: Stephen Clark <sclark46@...thlink.net>
To: Matt Carlson <mcarlson@...adcom.com>
CC: Linux Kernel Network Developers <netdev@...r.kernel.org>,
Michael Chan <mchan@...adcom.com>
Subject: Re: panic in tg3 driver
On 01/11/2011 10:06 PM, Matt Carlson wrote:
> lspci -vvv -xxx -s 81:00.0
Linux Z1010.netwolves.com 2.6.37 #9 SMP PREEMPT Wed Jan 5 11:14:46 EST
2011 i686
i686 i386 GNU/Linux
[root@...10 ~]# lspci -vvv -xxx -s 81:00.0
81:00.0 Ethernet controller: Broadcom Corporation NetLink BCM5906M Fast
Ethernet
PCI Express (rev 02)
Subsystem: Broadcom Corporation Unknown device 9713
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepp
ing- SERR- FastB2B-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <
MAbort- >SERR- <PERR-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 10
Region 0: Memory at cfbf0000 (64-bit, non-prefetchable) [size=64K]
Capabilities: [48] Power Management version 3
Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
PME(D0-,D1-,D2-,D3hot+
,D3cold+)
Status: D0 PME-Enable- DSel=0 DScale=0 PME-
Capabilities: [50] Vital Product Data
Capabilities: [58] Vendor Specific Information
Capabilities: [e8] Message Signalled Interrupts: 64bit+
Queue=0/0 Enable-
Address: 00000000fee0100c Data: 4169
Capabilities: [d0] Express Endpoint IRQ 0
Device: Supported: MaxPayload 128 bytes, PhantFunc 0,
ExtTag+
Device: Latency L0s <4us, L1 unlimited
Device: AtnBtn- AtnInd- PwrInd-
Device: Errors: Correctable- Non-Fatal- Fatal- Unsupported-
Device: RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
Device: MaxPayload 128 bytes, MaxReadReq 512 bytes
Link: Supported Speed 2.5Gb/s, Width x1, ASPM L0s L1,
Port 0
Link: Latency L0s <4us, L1 <64us
Link: ASPM Disabled RCB 64 bytes CommClk- ExtSynch-
Link: Speed 2.5Gb/s, Width x1
Capabilities: [100] Advanced Error Reporting
Capabilities: [13c] Virtual Channel
Capabilities: [160] Device Serial Number 39-d1-36-fe-ff-b6-02-00
00: e4 14 13 17 06 00 10 00 02 00 00 02 10 00 00 00
10: 04 00 bf cf 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 e4 14 13 97
30: 00 00 00 00 48 00 00 00 00 00 00 00 0a 01 00 00
40: 00 00 00 00 00 00 00 00 01 50 03 c0 08 00 00 00
50: 03 58 fc 00 78 00 00 00 09 e8 78 00 64 2f 72 64
60: 00 00 00 00 00 00 00 00 00 00 02 c0 00 00 00 00
70: 12 12 00 00 a0 00 00 00 00 00 00 00 00 00 00 00
80: 00 00 00 00 00 00 00 00 00 00 00 00 fe 50 08 24
90: 01 92 00 00 00 00 00 00 00 00 00 00 00 00 00 00
a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
d0: 10 00 01 00 a0 8f 64 00 00 20 10 00 11 6c 03 00
e0: 00 00 11 10 00 00 00 00 05 d0 80 00 0c 10 e0 fe
f0: 00 00 00 00 69 41 00 00 00 00 00 00 00 00 00 00
modprobe tg3
dmesg output:
tg3.c:v3.115 (October 14, 2010)
tg3 0000:81:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
tg3 0000:81:00.0: setting latency timer to 64
tg3 0000:81:00.0: PCI: Disallowing DAC for device
tg3 0000:81:00.0: eth2: Tigon3 [partno(BCM95906) rev c002] (PCI Express)
MAC addr
ess 00:02:b6:36:d1:39
tg3 0000:81:00.0: eth2: attached PHY is 5906 (10/100Base-TX Ethernet)
(WireSpeed[
0])
tg3 0000:81:00.0: eth2: RXcsums[1] LinkChgREG[0] MIirq[0] ASF[0] TSOcap[1]
tg3 0000:81:00.0: eth2: dma_rwctrl[76180000] dma_mask[32-bit]
tg3 0000:82:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
tg3 0000:82:00.0: setting latency timer to 64
tg3 0000:82:00.0: PCI: Disallowing DAC for device
tg3 0000:82:00.0: eth3: Tigon3 [partno(BCM95906) rev c002] (PCI Express)
MAC addr
ess 00:02:b6:36:d1:3a
tg3 0000:82:00.0: eth3: attached PHY is 5906 (10/100Base-TX Ethernet)
(WireSpeed[
0])
tg3 0000:82:00.0: eth3: RXcsums[1] LinkChgREG[0] MIirq[0] ASF[0] TSOcap[1]
tg3 0000:82:00.0: eth3: dma_rwctrl[76180000] dma_mask[32-bit]
[root@...10 ~]# ethtool -i eth2
driver: tg3
version: 3.115
firmware-version: sb v3.03
bus-info: 0000:81:00.0
[root@...10 ~]# cat /proc/interrupts
CPU0
0: 173 IO-APIC-edge timer
1: 2 IO-APIC-edge i8042
4: 2864 IO-APIC-edge serial
6: 2 IO-APIC-edge floppy
8: 0 IO-APIC-edge rtc0
9: 0 IO-APIC-fasteoi acpi
14: 0 IO-APIC-edge pata_via
15: 8100 IO-APIC-edge pata_via
16: 984 IO-APIC-fasteoi eth0
17: 104 IO-APIC-fasteoi eth1
20: 0 IO-APIC-fasteoi uhci_hcd:usb2
21: 0 IO-APIC-fasteoi uhci_hcd:usb4, sata_via
22: 0 IO-APIC-fasteoi ehci_hcd:usb1, uhci_hcd:usb3
23: 0 IO-APIC-fasteoi uhci_hcd:usb5
NMI: 0 Non-maskable interrupts
LOC: 101963 Local timer interrupts
SPU: 0 Spurious interrupts
PMI: 0 Performance monitoring interrupts
IWI: 0 IRQ work interrupts
RES: 0 Rescheduling interrupts
CAL: 0 Function call interrupts
TLB: 0 TLB shootdowns
TRM: 0 Thermal event interrupts
THR: 0 Threshold APIC interrupts
MCE: 0 Machine check exceptions
MCP: 0 Machine check polls
ERR: 0
MIS: 0
The b44 interfaces are working great.
[root@...10 ~]# ifconfig eth2 up
do_IRQ: 0.64 No irq handler for vector (irq -1)
system becomes unresponsive then ususally
reboots.
but it didn't this last time just has become really doggy in
responding
[root@...10 ~]#
[root@...10 ~]#
[root@...10 ~]# ifconfig
eth0 Link encap:Ethernet HWaddr 00:02:B6:36:D1:37
inet addr:10.0.129.4 Bcast:10.0.255.255 Mask:255.255.128.0
inet6 addr: fe80::202:b6ff:fe36:d137/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1025 errors:0 dropped:12 overruns:0 frame:0
TX packets:6 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:185675 (181.3 KiB) TX bytes:492 (492.0 b)
Interrupt:16
eth1 Link encap:Ethernet HWaddr 00:02:B6:36:D1:38
inet6 addr: fe80::202:b6ff:fe36:d138/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:35 errors:0 dropped:0 overruns:0 frame:0
TX packets:41 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:2612 (2.5 KiB) TX bytes:4014 (3.9 KiB)
Interrupt:17
eth2 Link encap:Ethernet HWaddr 00:02:B6:36:D1:39
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
Interrupt:16
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:5298 errors:0 dropped:0 overruns:0 frame:0
TX packets:5298 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:475525 (464.3 KiB) TX bytes:475525 (464.3 KiB)
Message from syslogd@ at Wed Jan 12 08:44:17 2011 ...
localhost kernel: do_IRQ: 0.192 No irq handler for vector (irq -1)
Message from syslogd@ at Wed Jan 12 08:44:17 2011 ...
localhost kernel: do_IRQ: 0.64 No irq handler for vector (irq -1)
[root@...10 ~]# cat /proc/interrupts
CPU0
0: 173 IO-APIC-edge timer
1: 2 IO-APIC-edge i8042
4: 821 IO-APIC-edge serial
6: 2 IO-APIC-edge floppy
8: 0 IO-APIC-edge rtc0
9: 2 IO-APIC-fasteoi acpi
14: 0 IO-APIC-edge pata_via
15: 19522 IO-APIC-edge pata_via
16: 256 IO-APIC-fasteoi eth0, eth2
17: 54 IO-APIC-fasteoi eth1
20: 0 IO-APIC-fasteoi uhci_hcd:usb2
21: 0 IO-APIC-fasteoi uhci_hcd:usb4, sata_via
22: 0 IO-APIC-fasteoi ehci_hcd:usb1, uhci_hcd:usb3
23: 0 IO-APIC-fasteoi uhci_hcd:usb5
NMI: 0 Non-maskable interrupts
LOC: 116090 Local timer interrupts
SPU: 0 Spurious interrupts
PMI: 0 Performance monitoring interrupts
IWI: 0 IRQ work interrupts
RES: 0 Rescheduling interrupts
CAL: 0 Function call interrupts
TLB: 0 TLB shootdowns
TRM: 0 Thermal event interrupts
THR: 0 Threshold APIC interrupts
MCE: 0 Machine check exceptions
MCP: 0 Machine check polls
ERR: 38
MIS: 2
[root@...10 ~]# arp -an
the system has now lost ethernet connectivity via the b44 ports
This is a test system and I can recompile the kernel if there are
any patches you would like me to try out.
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