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[Qemu-devel] [Bug 754591] Re: NIC doesn't work when it had been used bef
From: |
Yongjie Ren |
Subject: |
[Qemu-devel] [Bug 754591] Re: NIC doesn't work when it had been used before |
Date: |
Fri, 29 Apr 2011 09:57:03 -0000 |
I can reproduce it stably. I use igb driver for my NIC. And Alex
Williamson is on the way to fix it.
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https://bugs.launchpad.net/bugs/754591
Title:
NIC doesn't work when it had been used before
Status in QEMU:
New
Bug description:
Environment:
------------
Host OS (ia32/ia32e/IA64): All
Guest OS (ia32/ia32e/IA64): All
Guest OS Type (Linux/Windows):All
kvm.git Commit:3b840cc27e5b831a26e3303096b88e112d1cf59f
qemu-kvm Commit:df85c051d780bca0ee2462cfeb8ef6d9552a19b0
Host Kernel Version:2.6.38+
Hardware:Westmere-EP / Sandy Bridge
Bug detailed description:
--------------------------
NIC doesn't work when it had been used before.
Statically assign a NIC to guest, it works well. Then shutdown the guest, and
assign the same NIC to a guest again. The NIC doesn't work. The dmesg of the
guest is as following.
--
Intel(R) Gigabit Ethernet Network Driver - version 2.1.0-k2
Copyright (c) 2007-2009 Intel Corporation.
ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11
igb 0000:00:03.0: PCI INT A -> Link[LNKC] -> GSI 11 (level, high) -> IRQ 11
igb 0000:00:03.0: setting latency timer to 64
alloc irq_desc for 24 on node -1
alloc kstat_irqs on node -1
igb 0000:00:03.0: irq 24 for MSI/MSI-X
alloc irq_desc for 25 on node -1
alloc kstat_irqs on node -1
igb 0000:00:03.0: irq 25 for MSI/MSI-X
alloc irq_desc for 26 on node -1
alloc kstat_irqs on node -1
igb 0000:00:03.0: irq 26 for MSI/MSI-X
igb 0000:00:03.0: PHY reset is blocked due to SOL/IDER session.
igb 0000:00:03.0: The NVM Checksum Is Not Valid
igb 0000:00:03.0: PCI INT A disabled
igb: probe of 0000:00:03.0 failed with error -5
Reproduce steps:
----------------
1.statically assign a NIC to a guest, check if it works well
2.shutdown the guest.
3.statically assign the same NIC to a guest (NIC doesn't work now).
- [Qemu-devel] [PATCH 0/5] PPC: Add FSL (e500) MMU emulation, Alexander Graf, 2011/04/30
- [Qemu-devel] [PATCH 1/5] PPC: Make MPC8544DS obey -cpu switch, Alexander Graf, 2011/04/30
- [Qemu-devel] [PATCH 3/5] PPC: Add GS MSR definition, Alexander Graf, 2011/04/30
- [Qemu-devel] [PATCH 2/5] PPC: Make MPC8544DS emulation work w/o KVM, Alexander Graf, 2011/04/30
- [Qemu-devel] [PATCH 4/5] PPC: Add another 64 bits to instruction feature mask, Alexander Graf, 2011/04/30
- [Qemu-devel] [PATCH 5/5] PPC: Implement e500 (FSL) MMU, Alexander Graf, 2011/04/30