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