2017-07-19 15:12 GMT+03:00 Matwey V. Kornilov <matwey.korni...@gmail.com>:
> 2017-07-19 13:32 GMT+03:00 Matwey V. Kornilov <matwey.korni...@gmail.com>:
>> 2017-07-19 13:10 GMT+03:00 Matwey V. Kornilov <matwey.korni...@gmail.com>:
>>> 2017-07-19 12:47 GMT+03:00 Lennart Poettering <lenn...@poettering.net>:
>>>> On Wed, 19.07.17 12:38, Matwey V. Kornilov (matwey.korni...@gmail.com) 
>>>> wrote:
>>>>
>>>>> This is all that is relevant to Invalid Argument errno in strace:
>>>>>
>>>> [...]
>>>>> readlinkat(AT_FDCWD, "/sys/module/parport", 0x55d7a4d5d940, 99) = -1
>>>>> EINVAL (Invalid argument)
>>>>
>>>> realinkat() returns EINVAL when invoked on a non-symlinks. It's not a
>>>> real error, just a way to report that mismatch.
>>>>
>>>>> drwxr-xr-x 3 root root 0 июл 19 12:35 
>>>>> /sys/devices/virtual/input/input7/event7
>>>>> drwxr-xr-x 5 root root 0 июл 19 12:31 /sys/module/parport
>>>>> drwxr-xr-x 7 root root 0 июл 19 12:33 /sys/module/parport_pc
>>>>>
>>>>> It is brand-new openSUSE 42.2 installation. No selinux or something like 
>>>>> that.
>>>>
>>>> Not sure what else I can suggest then, except attaching gdb to logind
>>>> and check what happens when you switch VTs... it should be sufficient
>>>> to set a breakpoint onto devnode_acl_all() and wait until it gets
>>>> triggered, and then follow the code until you see EINVAL thrown.
>>>>
>>>> Unless you know gdb well enough you shouldn't attempt that though...
>>>>
>>>
>>> Ok, it is udev_enumerate_scan_devices who returns -22
>>
>> Now I see that something wrong happens inside
>>
>> enumerator_scan_devices_children
>>
>> at
>>
>> sd_device_get_syspath
>>
>
> k = sd_device_new_from_device_id(&device, dent->d_name);
>
> inside enumerator_scan_devices_tag() returns -22 for some entry.

I suspect 21d6220fe0bf24fda7df9833961e022cafa439bc will fix my issue.
I will check tomorrow.

>
>>
>>>
>>>> Lennart
>>>>
>>>> --
>>>> Lennart Poettering, Red Hat
>>>
>>>
>>>
>>> --
>>> With best regards,
>>> Matwey V. Kornilov
>>
>>
>>
>> --
>> With best regards,
>> Matwey V. Kornilov
>
>
>
> --
> With best regards,
> Matwey V. Kornilov



-- 
With best regards,
Matwey V. Kornilov
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