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. > >> >>> Lennart >>> >>> -- >>> Lennart Poettering, Red Hat >> >> >> >> -- >> With best regards, >> Matwey V. Kornilov > > > > -- > With best regards, > Matwey V. Kornilov -- With best regards, Matwey V. Kornilov _______________________________________________ systemd-devel mailing list systemd-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/systemd-devel