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how to create Bridge/tap network (QEMU-55) #25

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JiaDuo opened this issue Dec 10, 2021 · 1 comment
Closed

how to create Bridge/tap network (QEMU-55) #25

JiaDuo opened this issue Dec 10, 2021 · 1 comment
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Status: Done Issue is done internally

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@JiaDuo
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JiaDuo commented Dec 10, 2021

I have try http_server firmware. it test ok. happy.

I don't know how to use Bridge/tap network for test. details are't write in wiki.

Can you add it？

thanks~~
igrr pushed a commit that referenced this issue Aug 2, 2022
@philmd @huth
tests/qtest/intel-hda-test: Add reproducer for issue #542
19a5452 
Include the qtest reproducer provided by Alexander Bulekov
in https://gitlab.com/qemu-project/qemu/-/issues/542.
Without the previous commit, we get:

  $ make check-qtest-i386
  ...
  Running test tests/qtest/intel-hda-test
  AddressSanitizer:DEADLYSIGNAL
  =================================================================
  ==1580408==ERROR: AddressSanitizer: stack-overflow on address 0x7ffc3d566fe0
      #0 0x63d297cf in address_space_translate_internal softmmu/physmem.c:356
      #1 0x63d27260 in flatview_do_translate softmmu/physmem.c:499:15
      #2 0x63d27af5 in flatview_translate softmmu/physmem.c:565:15
      #3 0x63d4ce84 in flatview_write softmmu/physmem.c:2850:10
      #4 0x63d4cb18 in address_space_write softmmu/physmem.c:2950:18
      #5 0x63d4d387 in address_space_rw softmmu/physmem.c:2960:16
      #6 0x62ae12f2 in dma_memory_rw_relaxed include/sysemu/dma.h:89:12
      #7 0x62ae104a in dma_memory_rw include/sysemu/dma.h:132:12
      #8 0x62ae6157 in dma_memory_write include/sysemu/dma.h:173:12
      #9 0x62ae5ec0 in stl_le_dma include/sysemu/dma.h:275:1
      #10 0x62ae5ba2 in stl_le_pci_dma include/hw/pci/pci.h:871:1
      #11 0x62ad59a6 in intel_hda_response hw/audio/intel-hda.c:372:12
      #12 0x62ad2afb in hda_codec_response hw/audio/intel-hda.c:107:5
      #13 0x62aec4e1 in hda_audio_command hw/audio/hda-codec.c:655:5
      #14 0x62ae05d9 in intel_hda_send_command hw/audio/intel-hda.c:307:5
      #15 0x62adff54 in intel_hda_corb_run hw/audio/intel-hda.c:342:9
      #16 0x62adc13b in intel_hda_set_corb_wp hw/audio/intel-hda.c:548:5
      #17 0x62ae5942 in intel_hda_reg_write hw/audio/intel-hda.c:977:9
      #18 0x62ada10a in intel_hda_mmio_write hw/audio/intel-hda.c:1054:5
      #19 0x63d8f383 in memory_region_write_accessor softmmu/memory.c:492:5
      #20 0x63d8ecc1 in access_with_adjusted_size softmmu/memory.c:554:18
      #21 0x63d8d5d6 in memory_region_dispatch_write softmmu/memory.c:1504:16
      #22 0x63d5e85e in flatview_write_continue softmmu/physmem.c:2812:23
      #23 0x63d4d05b in flatview_write softmmu/physmem.c:2854:12
      #24 0x63d4cb18 in address_space_write softmmu/physmem.c:2950:18
      #25 0x63d4d387 in address_space_rw softmmu/physmem.c:2960:16
      #26 0x62ae12f2 in dma_memory_rw_relaxed include/sysemu/dma.h:89:12
      #27 0x62ae104a in dma_memory_rw include/sysemu/dma.h:132:12
      #28 0x62ae6157 in dma_memory_write include/sysemu/dma.h:173:12
      #29 0x62ae5ec0 in stl_le_dma include/sysemu/dma.h:275:1
      #30 0x62ae5ba2 in stl_le_pci_dma include/hw/pci/pci.h:871:1
      #31 0x62ad59a6 in intel_hda_response hw/audio/intel-hda.c:372:12
      #32 0x62ad2afb in hda_codec_response hw/audio/intel-hda.c:107:5
      #33 0x62aec4e1 in hda_audio_command hw/audio/hda-codec.c:655:5
      #34 0x62ae05d9 in intel_hda_send_command hw/audio/intel-hda.c:307:5
      #35 0x62adff54 in intel_hda_corb_run hw/audio/intel-hda.c:342:9
      #36 0x62adc13b in intel_hda_set_corb_wp hw/audio/intel-hda.c:548:5
      #37 0x62ae5942 in intel_hda_reg_write hw/audio/intel-hda.c:977:9
      #38 0x62ada10a in intel_hda_mmio_write hw/audio/intel-hda.c:1054:5
      #39 0x63d8f383 in memory_region_write_accessor softmmu/memory.c:492:5
      #40 0x63d8ecc1 in access_with_adjusted_size softmmu/memory.c:554:18
      #41 0x63d8d5d6 in memory_region_dispatch_write softmmu/memory.c:1504:16
      #42 0x63d5e85e in flatview_write_continue softmmu/physmem.c:2812:23
      #43 0x63d4d05b in flatview_write softmmu/physmem.c:2854:12
      #44 0x63d4cb18 in address_space_write softmmu/physmem.c:2950:18
      #45 0x63d4d387 in address_space_rw softmmu/physmem.c:2960:16
      #46 0x62ae12f2 in dma_memory_rw_relaxed include/sysemu/dma.h:89:12
      qemu#47 0x62ae104a in dma_memory_rw include/sysemu/dma.h:132:12
      #48 0x62ae6157 in dma_memory_write include/sysemu/dma.h:173:12
      ...
  SUMMARY: AddressSanitizer: stack-overflow softmmu/physmem.c:356 in address_space_translate_internal
  ==1580408==ABORTING
  Broken pipe
  Aborted (core dumped)

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20211218160912.1591633-4-philmd@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
@igrr
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igrr commented Aug 3, 2022

Have added the experimental tap networking instructions on this page: https://github.com/espressif/qemu/wiki/Tap-networking.

@igrr igrr closed this as completed Aug 3, 2022
@github-actions github-actions bot changed the title how to create Bridge/tap network how to create Bridge/tap network (QEMU-55) Aug 3, 2022
@espressif-bot espressif-bot added Status: Done Issue is done internally and removed Status: To Do labels Aug 3, 2022
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