Re: [Qemu-devel] [Fail] tests/test-util-filemonitor fails

[Wei Yang]

On Thu, Aug 08, 2019 at 10:22:13AM +0100, Daniel P. Berrangé wrote:
>On Thu, Aug 08, 2019 at 04:46:53PM +0800, Wei Yang wrote:
>> On Thu, Aug 08, 2019 at 09:02:29AM +0100, Daniel P. Berrangé wrote:
>> >On Thu, Aug 08, 2019 at 10:07:23AM +0800, Wei Yang wrote:
>> >> Current qemu fails tests/test-util-filemonitor.
>> >
>> >You'll need to provide more info. The test works for me and passes in all
>> >the QEMU CI environments.
>> >
>> 
>> The error message from my side is:
>> 
>> /util/filemonitor: Expected watch id 200000000 but got 100000000
>> **
>> ERROR:tests/test-util-filemonitor.c:665:test_file_monitor_events: assertion 
>> failed: (err == 0)
>> 
>> What else you'd prefer to have?
>
>Can you set the  "FILEMONITOR_DEBUG=1" env variable before running
>the test - it will print out lots more info
>

Here is the output with more info.

    $ FILEMONITOR_DEBUG=1 QTEST_QEMU_BINARY=x86_64-softmmu/qemu-system-x86_64 
tests/test-util-filemonitor
    /util/filemonitor: Add watch /tmp/test-util-filemonitor-151B6Z (null)
    Watch ID 100000000
    Add watch /tmp/test-util-filemonitor-151B6Z one.txt
    Watch ID 100000001
    Add watch /tmp/test-util-filemonitor-151B6Z two.txt
    Watch ID 100000002
    Create /tmp/test-util-filemonitor-151B6Z/one.txt
    Event id=100000000 event=0 file=one.txt
    Event id=100000001 event=0 file=one.txt
    Create /tmp/test-util-filemonitor-151B6Z/two.txt
    Event id=100000000 event=0 file=two.txt
    Event id=100000002 event=0 file=two.txt
    Create /tmp/test-util-filemonitor-151B6Z/three.txt
    Event id=100000000 event=0 file=three.txt
    Unlink /tmp/test-util-filemonitor-151B6Z/three.txt
    Event id=100000000 event=2 file=three.txt
    Rename /tmp/test-util-filemonitor-151B6Z/one.txt -> 
/tmp/test-util-filemonitor-151B6Z/two.txt
    Event id=100000000 event=2 file=one.txt
    Event id=100000001 event=2 file=one.txt
    Event id=100000000 event=0 file=two.txt
    Event id=100000002 event=0 file=two.txt
    Append /tmp/test-util-filemonitor-151B6Z/two.txt
    Event id=100000000 event=1 file=two.txt
    Event id=100000002 event=1 file=two.txt
    Touch /tmp/test-util-filemonitor-151B6Z/two.txt
    Event id=100000000 event=3 file=two.txt
    Event id=100000002 event=3 file=two.txt
    Del watch /tmp/test-util-filemonitor-151B6Z 100000001
    Add watch /tmp/test-util-filemonitor-151B6Z one.txt
    Watch ID 100000003
    Create /tmp/test-util-filemonitor-151B6Z/one.txt
    Event id=100000000 event=0 file=one.txt
    Event id=100000003 event=0 file=one.txt
    Del watch /tmp/test-util-filemonitor-151B6Z 100000003
    Unlink /tmp/test-util-filemonitor-151B6Z/one.txt
    Event id=100000000 event=2 file=one.txt
    Mkdir /tmp/test-util-filemonitor-151B6Z/fish
    Event id=100000000 event=0 file=fish
    Add watch /tmp/test-util-filemonitor-151B6Z fish/
    Watch ID 200000000
    Add watch /tmp/test-util-filemonitor-151B6Z fish/one.txt
    Watch ID 200000001
    Create /tmp/test-util-filemonitor-151B6Z/fish/one.txt
    Event id=200000000 event=0 file=one.txt
    Event id=200000001 event=0 file=one.txt
    Del watch /tmp/test-util-filemonitor-151B6Z 200000001
    Rename /tmp/test-util-filemonitor-151B6Z/fish/one.txt -> 
/tmp/test-util-filemonitor-151B6Z/two.txt
    Event id=200000000 event=2 file=one.txt
    Event id=100000000 event=0 file=two.txt
    Event id=100000002 event=0 file=two.txt
    Rmdir /tmp/test-util-filemonitor-151B6Z/fish
    Event id=200000000 event=4 file=
    Expected watch id 200000000 but got 100000000
    **
    ERROR:tests/test-util-filemonitor.c:665:test_file_monitor_events: assertion 
failed: (err == 0)
    Aborted (core dumped)


>Also what operating system are you using, and what kernel version
>

OS: Ubuntu 18.04.2 LTS
Kernel: I built the kernel whose last commit is bed38c3e2dca.

>Regards,
>Daniel
>-- 
>|: https://berrange.com      -o-    https://www.flickr.com/photos/dberrange :|
>|: https://libvirt.org         -o-            https://fstop138.berrange.com :|
>|: https://entangle-photo.org    -o-    https://www.instagram.com/dberrange :|

-- 
Wei Yang
Help you, Help me