On Thu, 19 Oct 2006 08:10:33 -0700
Shane <[EMAIL PROTECTED]> wrote:
> Hello,
>
> I am experiencing an intermittent crash with a Gigabit
> controler using the sky2 driver under load. Confirmed on
> 2.6.19-rc2 but also present with 2.6.18. After the lockup,
> the system works as normally but the sky2 interface no
> longer processes traffic. Here's the printk output:
> NETDEV WATCHDOG: eth0: transmit timed out
> sky2 eth0: tx timeout
> sky2 eth0: transmit ring 401 .. 378 report=403 done=403
> sky2 status report lost?
See below, most likely lost IRQ.
> BUG: soft lockup detected on CPU#0!
> [<781447d5>] [<78128ad6>] [<78113b91>] [<7810390b>]
> [<782b2477>] [<f8986e43>] [<7825fc69>] [<7825fce5>]
> [<78128a30>] [<78124eb1>] [<78124f49>] [<78113b96>]
> [<7810390b>] [<78101265>] [<78101281>] [<78101d4f>]
> [<7837578c>] [<783751e0>] =======================
>
> And the controler:
> 03:00.0 Ethernet controller: Marvell Technology Group Ltd. 88E8053 PCI-E
> Gigabit
> Ethernet Controller (rev 22)
> Subsystem: Giga-byte Technology Marvell 88E8053 Gigabit Ethernet
> Control
> ler (Gigabyte)
> Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
> Step
> ping- SERR- FastB2B-
> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
> <TAbort-
> <MAbort- >SERR- <PERR-
> Latency: 0, Cache Line Size: 32 bytes
> Interrupt: pin A routed to IRQ 218
> Region 0: Memory at e8000000 (64-bit, non-prefetchable) [size=16K]
> Region 2: I/O ports at 8000 [size=256]
> [virtual] Expansion ROM at 88000000 [disabled] [size=128K]
> Capabilities: [48] Power Management version 2
> Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA
> PME(D0+,D1+,D2+,D3hot
> +,D3cold+)
> Status: D0 PME-Enable- DSel=0 DScale=1 PME-
> Capabilities: [50] Vital Product Data
> Capabilities: [5c] Message Signalled Interrupts: Mask- 64bit+
> Queue=0/1
> Enable+
> Address: 00000000fee0300c Data: 4142
> Capabilities: [e0] Express Legacy Endpoint IRQ 0
> Device: Supported: MaxPayload 128 bytes, PhantFunc 0, ExtTag-
> Device: Latency L0s unlimited, 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, Port 0
> Link: Latency L0s <256ns, L1 unlimited
> Link: ASPM Disabled RCB 128 bytes CommClk- ExtSynch-
> Link: Speed 2.5Gb/s, Width x1
> Capabilities: [100] Advanced Error Reporting
>
> The system is a dual core Conroe system running with 2gb of
> ram and a memory split of 2gb/2gb. Kernel preemption is
> voluntary. I can disable preempt but it may take a day or
> two for the lockup to show up again.
>
> Also, the mtu on this iface is set to 9k btu and the lockup
> seems more frequent at a good network load.
>
> Shane
>
1. What is the interrupt usage: cat /proc/interrupts
2. Try with the workaround for lost IRQ's
modprobe sky2 idle_timeout=100
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