Gerhard, Thanks for your report. We are looking at it.
Dmitry Fleytman. On Fri, Mar 9, 2012 at 8:41 AM, Gerhard Wiesinger <[email protected]> wrote: > Hello Dmitry, > > Issue is solved in V3 but I'm still having problems (core dumps) with qemu > and qemu-kvm: > > 1.) qemu crashes > works well with basic ping tests but with generating load on the network > interface (my standard netio tests (netio -s, netio -t server), > http://www.ars.de/ars/ars.nsf/docs/netio) > under same Knoppix testcase cores. Details are below. > > Also performance as far as the test runs was not high (should be >> >> 50000 kByte/s): > > Packet size 1k bytes: 4181 KByte/s Tx, 5276 KByte/s Rx. > Details below. > > 2.) qemu-kvm core dump on startup, core dump details below > -device vmxnet3,mac=1a:46:0b:ca:bc:7e,vlan=1,romfile= > -net tap,ifname=tap1,script=no,downscript=no,vlan=1 > kvm_msix_vector_add: kvm_add_msix failed: No space left on device > [vmxnet3][WR][vmxnet3_use_msix_vectors]: Failed to use MSI-X vector 9, error > -28 > [vmxnet3][WR][vmxnet3_init_msix]: Failed to use MSI-X vectors, error 0 > qemu: hardware error: Failed to initialize MSI-X, configuration is > inconsistent. > > Any ideas? > Can you please retest this scenario. > > Please add Reported-by lines ... > > Thnx. > > Ciao, > Gerhard > > -- > http://www.wiesinger.com/ > > 1.) qemu backtrace > [vmxnet3][WR][vmxnet3_peer_has_vnet_hdr]: Peer has no virtio extension. Task > offloads will be emulated. > qemu-system-x86_64: /root/download/qemu/git/qemu/hw/vmxnet_utils.c:186: > eth_setup_ip4_fragmentation: Assertion `0 == frag_offset % (8)' failed. > #0 0x00007f5f53c03285 in raise () from /lib64/libc.so.6 > #1 0x00007f5f53c04b9b in abort () from /lib64/libc.so.6 > #2 0x00007f5f53bfbe9e in __assert_fail_base () from /lib64/libc.so.6 > #3 0x00007f5f53bfbf42 in __assert_fail () from /lib64/libc.so.6 > #4 0x00007f5f564ce378 in eth_setup_ip4_fragmentation (l2hdr=<optimized > out>, l2hdr_len=<optimized out>, l3hdr=<optimized out>, > l3hdr_len=<optimized out>, l3payload_len=<optimized out>, > frag_offset=<optimized out>, more_frags=false) at > /root/download/qemu/git/qemu/hw/vmxnet_utils.c:186 > #5 0x00007f5f564cd325 in vmxnet3_txpkt_do_sw_fragmentation > (s=0x7f5f57c340a0, p=0x7f5f57c35340) at > /root/download/qemu/git/qemu/hw/vmxnet3.c:955 > #6 0x00007f5f564cdac1 in vmxnet3_send_with_sw_offloads (pkt=<optimized > out>, s=0x7f5f57c340a0) at /root/download/qemu/git/qemu/hw/vmxnet3.c:985 > #7 vmxnet3_send_packet (qidx=0, pkt=<optimized out>, s=<optimized out>) at > /root/download/qemu/git/qemu/hw/vmxnet3.c:1231 > #8 vmxnet3_process_tx_queue (qidx=<optimized out>, s=<optimized out>) at > /root/download/qemu/git/qemu/hw/vmxnet3.c:1306 > #9 vmxnet3_io_bar0_write (opaque=<optimized out>, addr=<optimized out>, > val=<optimized out>, size=<optimized out>) at > /root/download/qemu/git/qemu/hw/vmxnet3.c:1630 > #10 0x00007f5f56575ba0 in access_with_adjusted_size (addr=1536, > value=0x7f5f3144e7e0, size=4, access_size_min=<optimized out>, > access_size_max=<optimized out>, access=0x7f5f56575ac0 > <memory_region_write_accessor>, opaque=0x7f5f57c344d0) at > /root/download/qemu/git/qemu/memory.c:359 > #11 0x00007f5f5657a6ec in memory_region_dispatch_write (size=4, data=39, > addr=1536, mr=0x7f5f57c344d0) at > /root/download/qemu/git/qemu/memory.c:928 > #12 io_mem_write (io_index=<optimized out>, addr=1536, val=<optimized out>, > size=4) at /root/download/qemu/git/qemu/memory.c:1512 > #13 0x0000000049463183 in ?? () > #14 0x0000000000000000 in ?? () > > > 2.) qemu-kvm backtrace > #0 0x00007f25e4330285 in raise () from /lib64/libc.so.6 > #1 0x00007f25e4331b9b in abort () from /lib64/libc.so.6 > #2 0x00007f25e6c6fe7a in hw_error (fmt=<optimized out>) at > /root/download/qemu/git/qemu-kvm/cpus.c:357 > #3 0x00007f25e6bf1f01 in vmxnet3_pci_init (dev=0x7f25e8dced80) at > /root/download/qemu/git/qemu-kvm/hw/vmxnet3.c:2631 > #4 0x00007f25e6ce01c6 in pci_qdev_init (qdev=0x7f25e8dced80) at > /root/download/qemu/git/qemu-kvm/hw/pci.c:1589 > #5 0x00007f25e6c14d4a in qdev_init (dev=0x7f25e8dced80) at > /root/download/qemu/git/qemu-kvm/hw/qdev.c:150 > #6 0x00007f25e6c1024e in qdev_device_add (opts=0x7f25e8ccdb80) at > /root/download/qemu/git/qemu-kvm/hw/qdev-monitor.c:465 > #7 0x00007f25e6bebff9 in device_init_func (opts=<optimized out>, > opaque=<optimized out>) at /root/download/qemu/git/qemu-kvm/vl.c:1827 > #8 0x00007f25e6c1e492 in qemu_opts_foreach (list=<optimized out>, > func=0x7f25e6bebfe0 <device_init_func>, opaque=0x0, > abort_on_failure=<optimized out>) at qemu-option.c:1053 > #9 0x00007f25e6b184b5 in main (argc=<optimized out>, argv=<optimized out>, > envp=<optimized out>) at /root/download/qemu/git/qemu-kvm/vl.c:3543 > > > On Wed, 7 Mar 2012, Dmitry Fleytman wrote: > >> Changes in V3: >> Fixed crash when net device that is used as network fronted has no >> virtio HDR support. >> Task offloads emulation for cases when net device that is used as >> network fronted has no virtio HDR support. >> Changes in V2: >> License text changed accoring to community suggestions >> Standard license header from GPLv2+ - licensed QEMU files used >> >> Dmitry Fleytman (1): >> VMXNET3 paravirtual NIC device implementation >> >> Makefile.objs | 1 + >> default-configs/pci.mak | 1 + >> hw/pci.c | 2 + >> hw/pci.h | 1 + >> hw/virtio-net.h | 13 +- >> hw/vmware_utils.h | 131 +++ >> hw/vmxnet3.c | 2744 >> +++++++++++++++++++++++++++++++++++++++++++++++ >> hw/vmxnet3.h | 727 +++++++++++++ >> hw/vmxnet3_debug.h | 104 ++ >> hw/vmxnet_utils.c | 202 ++++ >> hw/vmxnet_utils.h | 263 +++++ >> iov.c | 27 + >> iov.h | 3 + >> net.c | 2 +- >> net/checksum.h | 7 + >> 15 files changed, 4221 insertions(+), 7 deletions(-) >> create mode 100644 hw/vmware_utils.h >> create mode 100644 hw/vmxnet3.c >> create mode 100644 hw/vmxnet3.h >> create mode 100644 hw/vmxnet3_debug.h >> create mode 100644 hw/vmxnet_utils.c >> create mode 100644 hw/vmxnet_utils.h >> >> -- >> 1.7.7.6 >> >> >> >
