diff options
Diffstat (limited to 'results/classifier/deepseek-2-tmp/output/manual-review/1558175')
| -rw-r--r-- | results/classifier/deepseek-2-tmp/output/manual-review/1558175 | 416 |
1 files changed, 0 insertions, 416 deletions
diff --git a/results/classifier/deepseek-2-tmp/output/manual-review/1558175 b/results/classifier/deepseek-2-tmp/output/manual-review/1558175 deleted file mode 100644 index 0f0aa5a0..00000000 --- a/results/classifier/deepseek-2-tmp/output/manual-review/1558175 +++ /dev/null @@ -1,416 +0,0 @@ - -virtio: vm killed (Guest moved used index) - -Hello, - -I ran a DPDK application with virtio ports. If I killed and relaunched it, VM is -killed by qemu with the following message: -> qemu-system-x86_64: Guest moved used index from 571 to 0 - -If I ran the same application with e1000 ports, I haven't this issue. - -Network topology -================ - -I used two VM machines with last qemu-2.5 with two virtio-net netdevs. Both -netdevs are connected through a VDE switch. - -On testnode, I used a Debian 8 (3.16) and virtio-net linux drivers. On DUT, I -used a Ubuntu 14.04 (3.13) with DPDK (next/16_04) with virtio pmd. - -+-------------------------------------------------------------+ -| | -| +-------------+ +-------------------+ | -| | | | | | -| | Testnode | | DUT | | -| | Debian 8 | | Ubuntu 14.04 | | -| | | +----------+ | | | -| | eth0 +----+ VDE +----+ eth0 pmd_virtio | | -| | virtio | +----------+ | 00:04.0 | | -| | | | DE:ED:01:0C:DD:CC | | -| | | | | | -| | | +----------+ | | | -| | eth1 +----+ VDE +----+ eth1 pmd_virtio | | -| | virtio | +----------+ | 00:05.0 | | -| | | | DE:ED:02:04:01:60 | | -| | | | | | -| +-------------+ +-------------------+ | -| qemu 2.5 qemu 2.5 | -| | -| | -| Hypervisor | -| Debian 8 | -| Kernel 3.16 | -+-------------------------------------------------------------+ - -Steps -===== - -1. Start a DPDK application using virtio ports -2. Send traffic over those ports (using ping flood ...) -3. Kill this DPDK application (sending SIGKILL, making it crash etc...) -4. Restart this DPDK application with the same configuration -5. During EAL initialization, if an incoming packet is received on a virtio - port, qemu exits (error code 1) with the following message: -> qemu-system-x86_64: Guest moved used index from 571 to 0 - -NOTE: This issue is *NOT* seen with e1000 interface - -Configuration -============= - -Hypervisor ------------ -Debian 8 -Kernel 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt11-1+deb8u5 - -Qemu ----- - -qemu 2.5 (vanilla) -./configure --enable-kvm --enable-vhost-net --enable-vde --target-list="x86_64-softmmu" --enable-debug --extra-cflags="-O0 -g" - -> qemu-system-x86_64 -k fr --enable-kvm -m 4G -cpu host -smp \ - sockets=1,cores=1,threads=2 -serial telnet::46528,server,nowait -serial null \ - -qmp tcp::47257,server,nowait -monitor telnet::59305,server,nowait -hda \ - "/opt/vm/ubuntu-14.04-template.qcow2" -snapshot -vga none -display none \ - -netdev vde,id=tapdeed01417a99,sock=L.vdesock -device \ - virtio-net,mac=DE:ED:01:0C:DD:CC,addr=04,netdev=tapdeed01417a99 -netdev \ - vde,id=tapdeed021a7b37,sock=R.vdesock -device \ - virtio-net,mac=DE:ED:02:04:01:60,addr=05,netdev=tapdeed021a7b37 - -On Testnode ------------ - -Configure interface to send continuous traffic to PMD -> ip link set dev eth0 up -> ip addr add 1.1.1.1/24 dev eth0 -> ip neigh add 1.1.1.2 lladdr DE:ED:01:0C:DD:CC dev eth0 -> ping -q -f 1.1.1.2 - -On DUT ------- - -Configure and start testpmd (a standard DPDK application) - -> modprobe uio -> modprobe igb_uio -> mkdir -p /mnt/huge -> mount -t hugetlbfs nodev /mnt/huge -> echo 64 > /sys/devices/system/node/node0/hugepages/hugepages-2048kB/nr_hugepages -> dpdk_nic_bind --bind=igb_uio 0000:00:04.0 -> dpdk_nic_bind --bind=igb_uio 0000:00:05.0 -> testpmd --huge-dir=/mnt/huge -n 4 -l 0-1 --socket-mem 128 -w 0000:00:04.0 \ - -w 0000:00:05.0 --log-level 8 -- -i --nb-cores=1 --nb-ports=2\ - --total-num-mbufs=1025 -EAL: Detected lcore 0 as core 0 on socket 0 -EAL: Detected lcore 1 as core 0 on socket 0 -EAL: Support maximum 255 logical core(s) by configuration. -EAL: Detected 2 lcore(s) -EAL: Probing VFIO support... -EAL: Module /sys/module/vfio_pci not found! error 2 (No such file or directory) -EAL: VFIO modules not loaded, skipping VFIO support... -EAL: Setting up physically contiguous memory... -EAL: Ask a virtual area of 0x4600000 bytes -EAL: Virtual area found at 0x7fbcbf000000 (size = 0x4600000) -EAL: Ask a virtual area of 0xc00000 bytes -EAL: Virtual area found at 0x7fbcbe200000 (size = 0xc00000) -EAL: Ask a virtual area of 0x400000 bytes -EAL: Virtual area found at 0x7fbcbdc00000 (size = 0x400000) -EAL: Ask a virtual area of 0x200000 bytes -EAL: Virtual area found at 0x7fbcbd800000 (size = 0x200000) -EAL: Ask a virtual area of 0x200000 bytes -EAL: Virtual area found at 0x7fbcbd400000 (size = 0x200000) -EAL: Ask a virtual area of 0x1c00000 bytes -EAL: Virtual area found at 0x7fbcbb600000 (size = 0x1c00000) -EAL: Ask a virtual area of 0x600000 bytes -EAL: Virtual area found at 0x7fbcbae00000 (size = 0x600000) -EAL: Ask a virtual area of 0x200000 bytes -EAL: Virtual area found at 0x7fbcbaa00000 (size = 0x200000) -EAL: Ask a virtual area of 0x200000 bytes -EAL: Virtual area found at 0x7fbcba600000 (size = 0x200000) -EAL: Requesting 64 pages of size 2MB from socket 0 -EAL: TSC frequency is ~3192572 KHz -EAL: WARNING: cpu flags constant_tsc=yes nonstop_tsc=no -> using unreliable clock cycles ! -EAL: Master lcore 0 is ready (tid=c5707900;cpuset=[0]) -EAL: lcore 1 is ready (tid=c3ffd700;cpuset=[1]) -EAL: PCI device 0000:00:04.0 on NUMA socket -1 -EAL: probe driver: 1af4:1000 rte_virtio_pmd -EAL: PCI memory mapped at 0x7fbcc3600000 -PMD: virtio_read_caps(): [40] skipping non VNDR cap id: 11 -PMD: virtio_read_caps(): no modern virtio pci device found. -PMD: vtpci_init(): trying with legacy virtio pci. -PMD: virtio_resource_init_by_uio(): PCI Port IO found start=0xc020 with size=0x20 -PMD: virtio_negotiate_features(): guest_features before negotiate = 100cf8020 -PMD: virtio_negotiate_features(): host_features before negotiate = 79bf8064 -PMD: virtio_negotiate_features(): features after negotiate = 8f8020 -PMD: eth_virtio_dev_init(): PORT MAC: DE:ED:01:0C:DD:CC -PMD: eth_virtio_dev_init(): VIRTIO_NET_F_MQ is not supported -PMD: virtio_dev_cq_queue_setup(): >> -PMD: virtio_dev_queue_setup(): setting up queue: 2 -PMD: virtio_dev_queue_setup(): vq_size: 64 nb_desc:0 -PMD: virtio_dev_queue_setup(): vring_size: 4612, rounded_vring_size: 8192 -PMD: virtio_dev_queue_setup(): vq->vq_ring_mem: 0x134f35000 -PMD: virtio_dev_queue_setup(): vq->vq_ring_virt_mem: 0x7fbcbaf35000 -PMD: eth_virtio_dev_init(): config->max_virtqueue_pairs=1 -PMD: eth_virtio_dev_init(): config->status=1 -PMD: eth_virtio_dev_init(): PORT MAC: DE:ED:01:0C:DD:CC -PMD: eth_virtio_dev_init(): hw->max_rx_queues=1 hw->max_tx_queues=1 -PMD: eth_virtio_dev_init(): port 0 vendorID=0x1af4 deviceID=0x1000 -PMD: virtio_dev_vring_start(): >> -PMD: virtio_dev_cq_start(): VQ: - size=64; free=64; used=0; desc_head_idx=0; avail.idx=0; used_cons_idx=0; used.idx=0; avail.flags=0x1; used.flags=0x0 -EAL: PCI device 0000:00:05.0 on NUMA socket -1 -EAL: probe driver: 1af4:1000 rte_virtio_pmd -EAL: PCI memory mapped at 0x7fbcc3601000 -PMD: virtio_read_caps(): [40] skipping non VNDR cap id: 11 -PMD: virtio_read_caps(): no modern virtio pci device found. -PMD: vtpci_init(): trying with legacy virtio pci. -PMD: virtio_resource_init_by_uio(): PCI Port IO found start=0xc040 with size=0x20 -PMD: virtio_negotiate_features(): guest_features before negotiate = 100cf8020 -PMD: virtio_negotiate_features(): host_features before negotiate = 79bf8064 -PMD: virtio_negotiate_features(): features after negotiate = 8f8020 -PMD: eth_virtio_dev_init(): PORT MAC: DE:ED:02:04:01:60 -PMD: eth_virtio_dev_init(): VIRTIO_NET_F_MQ is not supported -PMD: virtio_dev_cq_queue_setup(): >> -PMD: virtio_dev_queue_setup(): setting up queue: 2 -PMD: virtio_dev_queue_setup(): vq_size: 64 nb_desc:0 -PMD: virtio_dev_queue_setup(): vring_size: 4612, rounded_vring_size: 8192 -PMD: virtio_dev_queue_setup(): vq->vq_ring_mem: 0x134f30000 -PMD: virtio_dev_queue_setup(): vq->vq_ring_virt_mem: 0x7fbcbaf30000 -PMD: eth_virtio_dev_init(): config->max_virtqueue_pairs=1 -PMD: eth_virtio_dev_init(): config->status=1 -PMD: eth_virtio_dev_init(): PORT MAC: DE:ED:02:04:01:60 -PMD: eth_virtio_dev_init(): hw->max_rx_queues=1 hw->max_tx_queues=1 -PMD: eth_virtio_dev_init(): port 1 vendorID=0x1af4 deviceID=0x1000 -PMD: virtio_dev_vring_start(): >> -PMD: virtio_dev_cq_start(): VQ: - size=64; free=64; used=0; desc_head_idx=0; avail.idx=0; used_cons_idx=0; used.idx=0; avail.flags=0x1; used.flags=0x0 -Interactive-mode selected -Configuring Port 0 (socket 0) -PMD: virtio_dev_configure(): configure -PMD: virtio_dev_tx_queue_setup(): >> -PMD: virtio_dev_queue_setup(): setting up queue: 1 -PMD: virtio_dev_queue_setup(): vq_size: 256 nb_desc:512 -PMD: virtio_dev_queue_setup(): vring_size: 10244, rounded_vring_size: 12288 -PMD: virtio_dev_queue_setup(): vq->vq_ring_mem: 0x134eac000 -PMD: virtio_dev_queue_setup(): vq->vq_ring_virt_mem: 0x7fbcbaeac000 -PMD: virtio_dev_rx_queue_setup(): >> -PMD: virtio_dev_queue_setup(): setting up queue: 0 -PMD: virtio_dev_queue_setup(): vq_size: 256 nb_desc:128 -PMD: virtio_dev_queue_setup(): vring_size: 10244, rounded_vring_size: 12288 -PMD: virtio_dev_queue_setup(): vq->vq_ring_mem: 0x134ea6000 -PMD: virtio_dev_queue_setup(): vq->vq_ring_virt_mem: 0x7fbcbaea6000 -PMD: virtio_dev_link_update(): Get link status from hw -PMD: virtio_dev_link_update(): Port 0 is up -PMD: virtio_dev_rxtx_start(): >> -PMD: virtio_dev_vring_start(): >> -PMD: virtio_dev_vring_start(): Allocated 256 bufs -PMD: virtio_dev_rxtx_start(): VQ: - size=256; free=0; used=0; desc_head_idx=32768; avail.idx=256; used_cons_idx=0; used.idx=0; avail.flags=0x1; used.flags=0x0 -PMD: virtio_dev_vring_start(): >> -PMD: virtio_dev_rxtx_start(): VQ: - size=256; free=256; used=0; desc_head_idx=0; avail.idx=0; used_cons_idx=0; used.idx=0; avail.flags=0x1; used.flags=0x0 -PMD: virtio_dev_start(): nb_queues=1 -PMD: virtio_dev_start(): Notified backend at initialization -PMD: virtio_dev_start(): VQ: - size=256; free=0; used=0; desc_head_idx=32768; avail.idx=256; used_cons_idx=0; used.idx=0; avail.flags=0x1; used.flags=0x0 -PMD: virtio_dev_start(): VQ: - size=256; free=256; used=0; desc_head_idx=0; avail.idx=0; used_cons_idx=0; used.idx=0; avail.flags=0x1; used.flags=0x0 -rte_eth_dev_config_restore: port 0: MAC address array not supported -PMD: virtio_send_command(): vq->vq_desc_head_idx = 0, status = 255, vq->hw->cvq = 0x7fbcbaf37880 vq = 0x7fbcbaf37880 -PMD: virtio_send_command(): vq->vq_queue_index = 2 -PMD: virtio_send_command(): vq->vq_free_cnt=64 -vq->vq_desc_head_idx=0 -PMD: virtio_send_command(): vq->vq_desc_head_idx = 0, status = 255, vq->hw->cvq = 0x7fbcbaf37880 vq = 0x7fbcbaf37880 -PMD: virtio_send_command(): vq->vq_queue_index = 2 -PMD: virtio_send_command(): vq->vq_free_cnt=64 -vq->vq_desc_head_idx=0 -PMD: virtio_dev_link_update(): Get link status from hw -PMD: virtio_dev_link_update(): Port 0 is up -Port 0: DE:ED:01:0C:DD:CC -Configuring Port 1 (socket 0) -PMD: virtio_dev_configure(): configure -PMD: virtio_dev_tx_queue_setup(): >> -PMD: virtio_dev_queue_setup(): setting up queue: 1 -PMD: virtio_dev_queue_setup(): vq_size: 256 nb_desc:512 -PMD: virtio_dev_queue_setup(): vring_size: 10244, rounded_vring_size: 12288 -PMD: virtio_dev_queue_setup(): vq->vq_ring_mem: 0x134ea1000 -PMD: virtio_dev_queue_setup(): vq->vq_ring_virt_mem: 0x7fbcbaea1000 -PMD: virtio_dev_rx_queue_setup(): >> -PMD: virtio_dev_queue_setup(): setting up queue: 0 -PMD: virtio_dev_queue_setup(): vq_size: 256 nb_desc:128 -PMD: virtio_dev_queue_setup(): vring_size: 10244, rounded_vring_size: 12288 -PMD: virtio_dev_queue_setup(): vq->vq_ring_mem: 0x134e9c000 -PMD: virtio_dev_queue_setup(): vq->vq_ring_virt_mem: 0x7fbcbae9c000 -PMD: virtio_dev_link_update(): Get link status from hw -PMD: virtio_dev_link_update(): Port 1 is up -PMD: virtio_dev_rxtx_start(): >> -PMD: virtio_dev_vring_start(): >> -PMD: virtio_dev_vring_start(): Allocated 256 bufs -PMD: virtio_dev_rxtx_start(): VQ: - size=256; free=0; used=0; desc_head_idx=32768; avail.idx=256; used_cons_idx=0; used.idx=0; avail.flags=0x1; used.flags=0x0 -PMD: virtio_dev_vring_start(): >> -PMD: virtio_dev_rxtx_start(): VQ: - size=256; free=256; used=0; desc_head_idx=0; avail.idx=0; used_cons_idx=0; used.idx=0; avail.flags=0x1; used.flags=0x0 -PMD: virtio_dev_start(): nb_queues=1 -PMD: virtio_dev_start(): Notified backend at initialization -PMD: virtio_dev_start(): VQ: - size=256; free=0; used=0; desc_head_idx=32768; avail.idx=256; used_cons_idx=0; used.idx=0; avail.flags=0x1; used.flags=0x0 -PMD: virtio_dev_start(): VQ: - size=256; free=256; used=0; desc_head_idx=0; avail.idx=0; used_cons_idx=0; used.idx=0; avail.flags=0x1; used.flags=0x0 -rte_eth_dev_config_restore: port 1: MAC address array not supported -PMD: virtio_send_command(): vq->vq_desc_head_idx = 0, status = 255, vq->hw->cvq = 0x7fbcbaf325c0 vq = 0x7fbcbaf325c0 -PMD: virtio_send_command(): vq->vq_queue_index = 2 -PMD: virtio_send_command(): vq->vq_free_cnt=64 -vq->vq_desc_head_idx=0 -PMD: virtio_send_command(): vq->vq_desc_head_idx = 0, status = 255, vq->hw->cvq = 0x7fbcbaf325c0 vq = 0x7fbcbaf325c0 -PMD: virtio_send_command(): vq->vq_queue_index = 2 -PMD: virtio_send_command(): vq->vq_free_cnt=64 -vq->vq_desc_head_idx=0 -PMD: virtio_dev_link_update(): Get link status from hw -PMD: virtio_dev_link_update(): Port 1 is up -Port 1: DE:ED:02:04:01:60 -Checking link statuses... -PMD: virtio_dev_link_update(): Get link status from hw -PMD: virtio_dev_link_update(): Port 0 is up -PMD: virtio_dev_link_update(): Get link status from hw -PMD: virtio_dev_link_update(): Port 1 is up -PMD: virtio_dev_link_update(): Get link status from hw -PMD: virtio_dev_link_update(): Port 0 is up -Port 0 Link Up - speed 10000 Mbps - full-duplex -PMD: virtio_dev_link_update(): Get link status from hw -PMD: virtio_dev_link_update(): Port 1 is up -Port 1 Link Up - speed 10000 Mbps - full-duplex -Done -PMD: virtio_send_command(): vq->vq_desc_head_idx = 0, status = 255, vq->hw->cvq = 0x7fbcbaf37880 vq = 0x7fbcbaf37880 -PMD: virtio_send_command(): vq->vq_queue_index = 2 -PMD: virtio_send_command(): vq->vq_free_cnt=64 -vq->vq_desc_head_idx=0 -PMD: virtio_send_command(): vq->vq_desc_head_idx = 0, status = 255, vq->hw->cvq = 0x7fbcbaf325c0 vq = 0x7fbcbaf325c0 -PMD: virtio_send_command(): vq->vq_queue_index = 2 -PMD: virtio_send_command(): vq->vq_free_cnt=64 -vq->vq_desc_head_idx=0 -testpmd> start - io packet forwarding - CRC stripping disabled - packets/burst=32 - nb forwarding cores=1 - nb forwarding ports=2 - RX queues=1 - RX desc=128 - RX free threshold=0 - RX threshold registers: pthresh=0 hthresh=0 wthresh=0 - TX queues=1 - TX desc=512 - TX free threshold=0 - TX threshold registers: pthresh=0 hthresh=0 wthresh=0 - TX RS bit threshold=0 - TXQ flags=0xf00 - -... -[wait a few seconds] -... - -Kill the application -> kill -9 $(pidof testpmd) (On another shell) - -Relaunch the application -> testpmd --huge-dir=/mnt/huge -n 4 -l 0-1 --socket-mem 128 -w 0000:00:04.0 \ - -w 0000:00:05.0 --log-level 8 -- -i --nb-cores=1 --nb-ports=2 \ - --total-num-mbufs=1025 -EAL: Detected lcore 0 as core 0 on socket 0 -EAL: Detected lcore 1 as core 0 on socket 0 -EAL: Support maximum 255 logical core(s) by configuration. -EAL: Detected 2 lcore(s) -EAL: Probing VFIO support... -EAL: Module /sys/module/vfio_pci not found! error 2 (No such file or directory) -EAL: VFIO modules not loaded, skipping VFIO support... -EAL: Setting up physically contiguous memory... -EAL: Ask a virtual area of 0x4400000 bytes -EAL: Virtual area found at 0x7f86cde00000 (size = 0x4400000) -EAL: Ask a virtual area of 0x400000 bytes -EAL: Virtual area found at 0x7f86cd800000 (size = 0x400000) -EAL: Ask a virtual area of 0x400000 bytes -EAL: Virtual area found at 0x7f86cd200000 (size = 0x400000) -EAL: Ask a virtual area of 0x200000 bytes -EAL: Virtual area found at 0x7f86cce00000 (size = 0x200000) -EAL: Ask a virtual area of 0xc00000 bytes -EAL: Virtual area found at 0x7f86cc000000 (size = 0xc00000) -EAL: Ask a virtual area of 0x1c00000 bytes -EAL: Virtual area found at 0x7f86ca200000 (size = 0x1c00000) -EAL: Ask a virtual area of 0x600000 bytes -EAL: Virtual area found at 0x7f86c9a00000 (size = 0x600000) -EAL: Ask a virtual area of 0x400000 bytes -EAL: Virtual area found at 0x7f86c9400000 (size = 0x400000) -EAL: Requesting 64 pages of size 2MB from socket 0 -... - -VM has been killed by qemu with the following error -> qemu-system-x86_64: Guest moved used index from 570 to 0 - -Debugging ---------- - -With GDB, I have got this backtrace for Qemu - -(gdb) bt full -#0 __GI_exit (status=1) at exit.c:104 -No locals. -#1 0x00007f13cb53412e in virtqueue_num_heads (vq=0x7f13ce28d4c0, idx=592) - at /tmp/qemu/qemu-2.5.0/hw/virtio/virtio.c:320 - num_heads = 64944 -#2 0x00007f13cb53444e in virtqueue_get_avail_bytes (vq=0x7f13ce28d4c0, in_bytes=0x7fff5c036270, - out_bytes=0x7fff5c036274, max_in_bytes=110, max_out_bytes=0) at /tmp/qemu/qemu-2.5.0/hw/virtio/virtio.c:381 - idx = 592 - total_bufs = 0 - in_total = 0 - out_total = 0 -#3 0x00007f13cb5344b6 in virtqueue_avail_bytes (vq=0x7f13ce28d4c0, in_bytes=110, out_bytes=0) - at /tmp/qemu/qemu-2.5.0/hw/virtio/virtio.c:447 - in_total = 1543725744 - out_total = 32767 -#4 0x00007f13cb51ad6b in virtio_net_has_buffers (q=0x7f13ce22cea0, bufsize=110) - at /tmp/qemu/qemu-2.5.0/hw/net/virtio-net.c:899 - n = 0x7f13cda08f18 -#5 0x00007f13cb51b37d in virtio_net_receive (nc=0x7f13cdf96490, - buf=0x7fff5c057580 "\336\355\001\246\223t\336\355\001\211\371\360\b", size=98) - at /tmp/qemu/qemu-2.5.0/hw/net/virtio-net.c:1037 - n = 0x7f13cda08f18 - q = 0x7f13ce22cea0 - vdev = 0x7f13cda08f18 - __func__ = "virtio_net_receive" - mhdr_sg = {{iov_base = 0x7f1365fda43e, iov_len = 2}, {iov_base = 0x0, iov_len = 0} <repeats 1023 times>} - mhdr = {hdr = {flags = 0 '\000', gso_type = 0 '\000', hdr_len = 0, gso_size = 0, csum_start = 0, - csum_offset = 0}, num_buffers = 1} - mhdr_cnt = 0 - offset = 98 - i = 1 - guest_offset = 12 - __PRETTY_FUNCTION__ = "virtio_net_receive" -#6 0x00007f13cb75da86 in nc_sendv_compat (nc=0x7f13cdf96490, iov=0x7fff5c057440, iovcnt=1, flags=0) at net/net.c:717 - buf = '\000' <repeats 416 times>... - buffer = 0x7fff5c057580 "\336\355\001\246\223t\336\355\001\211\371\360\b" - offset = 98 -#7 0x00007f13cb75db3e in qemu_deliver_packet_iov (sender=0x7f13cc902eb0, flags=0, iov=0x7fff5c057440, iovcnt=1, - opaque=0x7f13cdf96490) at net/net.c:741 - nc = 0x7f13cdf96490 - ret = 0 -#8 0x00007f13cb75fa5f in qemu_net_queue_deliver (queue=0x7f13cdf966b0, sender=0x7f13cc902eb0, flags=0, - data=0x7fff5c057580 "\336\355\001\246\223t\336\355\001\211\371\360\b", size=98) at net/queue.c:163 - ret = -1 - iov = {iov_base = 0x7fff5c057580, iov_len = 98} -#9 0x00007f13cb75fb7b in qemu_net_queue_send (queue=0x7f13cdf966b0, sender=0x7f13cc902eb0, flags=0, - data=0x7fff5c057580 "\336\355\001\246\223t\336\355\001\211\371\360\b", size=98, sent_cb=0x0) at net/queue.c:198 - ret = 139722994604174 -#10 0x00007f13cb75d8d9 in qemu_send_packet_async_with_flags (sender=0x7f13cc902eb0, flags=0, - buf=0x7fff5c057580 "\336\355\001\246\223t\336\355\001\211\371\360\b", size=98, sent_cb=0x0) at net/net.c:677 - queue = 0x7f13cdf966b0 - ret = 0 -#11 0x00007f13cb75d911 in qemu_send_packet_async (sender=0x7f13cc902eb0, - buf=0x7fff5c057580 "\336\355\001\246\223t\336\355\001\211\371\360\b", size=98, sent_cb=0x0) at net/net.c:684 -No locals. -#12 0x00007f13cb75d93e in qemu_send_packet (nc=0x7f13cc902eb0, - buf=0x7fff5c057580 "\336\355\001\246\223t\336\355\001\211\371\360\b", size=98) at net/net.c:690 -No locals. -#13 0x00007f13cb76b49e in vde_to_qemu (opaque=0x7f13cc902eb0) at net/vde.c:47 - s = 0x7f13cc902eb0 - buf = "[...]" - size = 98 -[...] - -According to GDB, there is no available vring -(gdb) up -#1 0x00007f13cb53412e in virtqueue_num_heads (vq=0x7f13ce28d4c0, idx=592) - at /tmp/qemu/qemu-2.5.0/hw/virtio/virtio.c:320 -320 exit(1); -(gdb) p num_heads -$1 = 64944 -(gdb) p vq->vring.num -$2 = 256 -(gdb) p idx -$3 = 592 -(gdb) p vring_avail_idx(vq) -$5 = 0 \ No newline at end of file |