This is all that is relevant to Invalid Argument errno in strace: readlinkat(AT_FDCWD, "/sys/devices/pci0000:00/0000:00:02.0/drm/card0", 0x55d7a4d59230, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/devices/pci0000:00/0000:00:02.0/drm/card0/card0-DP-1", 0x55d7a4d57190, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/devices/pci0000:00/0000:00:02.0/drm/card0/card0-HDMI-A-1", 0x55d7a4d555f0, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/devices/pci0000:00/0000:00:02.0/drm/card0/card0-VGA-1", 0x55d7a4d555f0, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/devices/pci0000:00/0000:00:02.0/drm/card0/card0-eDP-1", 0x55d7a4d555f0, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/devices/pci0000:00/0000:00:02.0/graphics/fb0", 0x55d7a4d555f0, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/devices/LNXSYSTM:00/LNXPWRBN:00/input/input1/event1", 0x55d7a4d54c70, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input2/event2", 0x55d7a4d54b60, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input0/event0", 0x55d7a4d54cd0, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/devices/virtual/input/input7/event7", 0x55d7a4d54bb0, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/module/parport_pc", 0x55d7a4d63350, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/module/parport", 0x55d7a4d63350, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/module/parport_pc", 0x55d7a4d60f90, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/module/parport", 0x55d7a4d60f90, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/module/parport_pc", 0x55d7a4d60fb0, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/module/parport", 0x55d7a4d60fb0, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/module/parport_pc", 0x55d7a4d60fb0, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/module/parport", 0x55d7a4d60fb0, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/module/parport_pc", 0x55d7a4d5d940, 99) = -1 EINVAL (Invalid argument) readlinkat(AT_FDCWD, "/sys/module/parport", 0x55d7a4d5d940, 99) = -1 EINVAL (Invalid argument)
The files are present, but all of them are directories, not symlinks: drwxr-xr-x 3 root root 0 июл 19 12:35 /sys/devices/LNXSYSTM:00/LNXPWRBN:00/input/input1/event1 drwxr-xr-x 3 root root 0 июл 19 12:35 /sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input2/event2 drwxr-xr-x 3 root root 0 июл 19 12:35 /sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input0/event0 drwxr-xr-x 7 root root 0 июл 19 12:35 /sys/devices/pci0000:00/0000:00:02.0/drm/card0 drwxr-xr-x 3 root root 0 июл 19 12:35 /sys/devices/pci0000:00/0000:00:02.0/drm/card0/card0-DP-1 drwxr-xr-x 4 root root 0 июл 19 12:35 /sys/devices/pci0000:00/0000:00:02.0/drm/card0/card0-eDP-1 drwxr-xr-x 3 root root 0 июл 19 12:35 /sys/devices/pci0000:00/0000:00:02.0/drm/card0/card0-HDMI-A-1 drwxr-xr-x 3 root root 0 июл 19 12:35 /sys/devices/pci0000:00/0000:00:02.0/drm/card0/card0-VGA-1 drwxr-xr-x 3 root root 0 июл 19 12:35 /sys/devices/pci0000:00/0000:00:02.0/graphics/fb0 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. 2017-07-19 11:51 GMT+03:00 Lennart Poettering <lenn...@poettering.net>: > On Tue, 18.07.17 16:28, Matwey V. Kornilov (matwey.korni...@gmail.com) wrote: > >> Hello, >> >> I am running systemd 228. And one one particular system installation >> there are messages 'Failed to apply ACLs: Invalid argument' from >> systemd-logind. Moreover, ACL on /dev/dri/* are not set correctly >> after user log in. How could I figure out which argument is invalid? >> Managing ACLs on /dev filesystem using setfacl works fine. I've tried >> using debug log_level, but nothing helpful here: > > No idea, but I'd recommend strace'ing logind when this happens, and > tracking looking for relevant operations on the device nodes... > > logind doesn't do anything particularly magic... We just invoke > libacl, and normally libacl should validate enough what we pass > there... > > do you use any MAC or so? selinux? smack? apparmor? > > Do you any non-standard UIDs? i.e. 65535 or so? > > 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
