Package: xen-hypervisor-4.0-amd64 Version: 4.0.1-5.4 Severity: important
When using the the intel igb driver from the 3.2.0-0.bpo.4-amd64 kernel and debian squeeze hypervisor with a Intel 82576 quad port nic the first nic fails to get an IRQ mapping: relevant lines from dmesg ----8<---- [ 24.264857] Intel(R) Gigabit Ethernet Network Driver - version 3.2.10-k [ 24.264929] Copyright (c) 2007-2011 Intel Corporation. [ 24.265068] xen: registering gsi 55 triggering 0 polarity 1 [ 24.265087] xen map irq failed -22 [ 24.265158] Failed to setup GSI :55, err_code:-22 [ 24.265250] igb 0000:06:00.0: PCI INT A: failed to register GSI [ 24.265339] igb: probe of 0000:06:00.0 failed with error -1 [ 24.265436] xen: registering gsi 49 triggering 0 polarity 1 [ 24.265466] xen: --> pirq=49 -> irq=49 (gsi=49) [ 24.265476] igb 0000:06:00.1: PCI INT B -> GSI 49 (level, low) -> IRQ 49 [ 24.265607] igb 0000:06:00.1: setting latency timer to 64 ----8<---- [ 24.460711] igb 0000:06:00.1: Intel(R) Gigabit Ethernet Network Connection [ 24.460787] igb 0000:06:00.1: eth2: (PCIe:2.5Gb/s:Width x4) 00:1b:21:d5:d7:c1 [ 24.461178] igb 0000:06:00.1: eth2: PBA No: G18771-002 [ 24.461245] igb 0000:06:00.1: Using MSI-X interrupts. 8 rx queue(s), 8 tx queue(s) [ 24.461354] xen: registering gsi 40 triggering 0 polarity 1 [ 24.461377] xen: --> pirq=40 -> irq=40 (gsi=40) [ 24.461385] igb 0000:07:00.0: PCI INT A -> GSI 40 (level, low) -> IRQ 40 [ 24.461476] igb 0000:07:00.0: setting latency timer to 64 [ 24.607690] usb 1-3: new high-speed USB device number 2 using ehci_hcd [ 24.624737] scsi 0:0:32:0: Enclosure DP BACKPLANE 1.10 PQ: 0 ANSI: 5 [ 24.643887] scsi 0:2:0:0: Direct-Access DELL PERC H700 2.10 PQ: 0 ANSI: 5 [ 24.652706] igb 0000:07:00.0: Intel(R) Gigabit Ethernet Network Connection [ 24.652781] igb 0000:07:00.0: eth3: (PCIe:2.5Gb/s:Width x4) 00:1b:21:d5:d7:c4 [ 24.653171] igb 0000:07:00.0: eth3: PBA No: G18771-002 [ 24.653238] igb 0000:07:00.0: Using MSI-X interrupts. 8 rx queue(s), 8 tx queue(s) [ 24.653343] xen: registering gsi 50 triggering 0 polarity 1 [ 24.653361] xen: --> pirq=50 -> irq=50 (gsi=50) [ 24.653368] igb 0000:07:00.1: PCI INT B -> GSI 50 (level, low) -> IRQ 50 [ 24.653455] igb 0000:07:00.1: setting latency timer to 64 [ 24.666787] sd 0:2:0:0: [sda] 3511681024 512-byte logical blocks: (1.79 TB/1.63 TiB) [ 24.666955] sd 0:2:0:0: [sda] Write Protect is off [ 24.667022] sd 0:2:0:0: [sda] Mode Sense: 1f 00 00 08 [ 24.667076] sd 0:2:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 24.667769] sda: sda1 sda2 sda3 [ 24.668375] sd 0:2:0:0: [sda] Attached SCSI disk [ 24.740067] usb 1-3: New USB device found, idVendor=0424, idProduct=2514 [ 24.740141] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 24.740517] hub 1-3:1.0: USB hub found [ 24.740693] hub 1-3:1.0: 4 ports detected [ 24.844761] igb 0000:07:00.1: Intel(R) Gigabit Ethernet Network Connection [ 24.844836] igb 0000:07:00.1: eth4: (PCIe:2.5Gb/s:Width x4) 00:1b:21:d5:d7:c5 [ 24.845228] igb 0000:07:00.1: eth4: PBA No: G18771-002 [ 24.845294] igb 0000:07:00.1: Using MSI-X interrupts. 8 rx queue(s), 8 tx queue(s) ----8<---- sysfs shows the interface in the devices/pci but no symlink to driver or a "net" directory: root@boomer ~ $ ls -l /sys/devices/pci0000:00/0000:00:09.0/0000:04:00.0/0000:05:02.0/0000:06:00.*/ /sys/devices/pci0000:00/0000:00:09.0/0000:04:00.0/0000:05:02.0/0000:06:00.0/: total 0 -rw-r--r-- 1 root root 4096 Nov 13 17:37 broken_parity_status -r--r--r-- 1 root root 4096 Oct 16 15:25 class -rw-r--r-- 1 root root 4096 Oct 16 15:25 config -r--r--r-- 1 root root 4096 Nov 13 17:37 consistent_dma_mask_bits -r--r--r-- 1 root root 4096 Oct 16 15:25 device -r--r--r-- 1 root root 4096 Nov 13 17:37 dma_mask_bits -rw------- 1 root root 4096 Nov 13 17:37 enable -r--r--r-- 1 root root 4096 Oct 16 15:25 irq -r--r--r-- 1 root root 4096 Nov 13 17:37 local_cpulist -r--r--r-- 1 root root 4096 Nov 13 17:37 local_cpus -r--r--r-- 1 root root 4096 Nov 13 17:37 modalias -rw-r--r-- 1 root root 4096 Nov 13 17:37 msi_bus -r--r--r-- 1 root root 4096 Nov 13 17:37 numa_node drwxr-xr-x 2 root root 0 Nov 13 17:37 power --w--w---- 1 root root 4096 Nov 13 17:37 remove --w--w---- 1 root root 4096 Nov 13 17:37 rescan --w------- 1 root root 4096 Nov 13 17:37 reset -r--r--r-- 1 root root 4096 Oct 16 15:25 resource -rw------- 1 root root 131072 Nov 13 17:37 resource0 -rw------- 1 root root 4194304 Nov 13 17:37 resource1 -rw------- 1 root root 32 Nov 13 17:37 resource2 -rw------- 1 root root 16384 Nov 13 17:37 resource3 -rw------- 1 root root 4194304 Nov 13 17:37 rom lrwxrwxrwx 1 root root 0 Nov 13 17:37 subsystem -> ../../../../../../bus/pci -r--r--r-- 1 root root 4096 Oct 16 15:25 subsystem_device -r--r--r-- 1 root root 4096 Oct 16 15:25 subsystem_vendor -rw-r--r-- 1 root root 4096 Nov 13 17:37 uevent -r--r--r-- 1 root root 4096 Oct 16 15:25 vendor /sys/devices/pci0000:00/0000:00:09.0/0000:04:00.0/0000:05:02.0/0000:06:00.1/: total 0 -rw-r--r-- 1 root root 4096 Nov 13 17:37 broken_parity_status -r--r--r-- 1 root root 4096 Oct 16 15:25 class -rw-r--r-- 1 root root 4096 Oct 16 15:25 config -r--r--r-- 1 root root 4096 Nov 13 17:37 consistent_dma_mask_bits -r--r--r-- 1 root root 4096 Oct 16 15:13 device -r--r--r-- 1 root root 4096 Nov 13 17:37 dma_mask_bits lrwxrwxrwx 1 root root 0 Nov 13 14:29 driver -> ../../../../../../bus/pci/drivers/igb -rw------- 1 root root 4096 Nov 13 17:37 enable -r--r--r-- 1 root root 4096 Oct 16 15:25 irq -r--r--r-- 1 root root 4096 Nov 13 17:37 local_cpulist -r--r--r-- 1 root root 4096 Nov 13 17:37 local_cpus -r--r--r-- 1 root root 4096 Nov 13 17:37 modalias -rw-r--r-- 1 root root 4096 Nov 13 17:37 msi_bus drwxr-xr-x 3 root root 0 Nov 13 14:29 net -r--r--r-- 1 root root 4096 Nov 13 17:37 numa_node drwxr-xr-x 2 root root 0 Nov 13 17:37 power --w--w---- 1 root root 4096 Nov 13 17:37 remove --w--w---- 1 root root 4096 Nov 13 17:37 rescan --w------- 1 root root 4096 Nov 13 17:37 reset -r--r--r-- 1 root root 4096 Oct 16 15:25 resource -rw------- 1 root root 131072 Nov 13 17:37 resource0 -rw------- 1 root root 4194304 Nov 13 17:37 resource1 -rw------- 1 root root 32 Nov 13 17:37 resource2 -rw------- 1 root root 16384 Nov 13 17:37 resource3 -rw------- 1 root root 4194304 Nov 13 17:37 rom lrwxrwxrwx 1 root root 0 Nov 13 14:29 subsystem -> ../../../../../../bus/pci -r--r--r-- 1 root root 4096 Oct 16 15:25 subsystem_device -r--r--r-- 1 root root 4096 Oct 16 15:25 subsystem_vendor -rw-r--r-- 1 root root 4096 Nov 13 14:29 uevent -r--r--r-- 1 root root 4096 Oct 16 15:13 vendor When booted into 3.2.0-0.bpo.4-amd64 without Xen all 4 nics are detected and assigned GSI IRQ mappings using MSI-X. I've tried using pci=nomsi and legacy interrupts are assigned but I still get the mapping error for the first nic. Is this a Xen problem? The server is a Dell R510. -- System Information: Debian Release: 6.0.6 APT prefers stable-updates APT policy: (800, 'stable-updates'), (800, 'stable') Architecture: amd64 (x86_64) Kernel: Linux 3.2.0-0.bpo.4-amd64 (SMP w/24 CPU cores) Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash xen-hypervisor-4.0-amd64 depends on no packages. Versions of packages xen-hypervisor-4.0-amd64 recommends: ii xen-utils-4.0 4.0.1-5.4 XEN administrative tools Versions of packages xen-hypervisor-4.0-amd64 suggests: pn xen-docs-4.0 <none> (no description available) -- no debconf information -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
