Description of problem:
no idea what happened here.

Version-Release number of selected component:
systemd-udev-243.7-1.fc31

Additional info:
reporter:       libreport-2.12.0
backtrace_rating: 4
cgroup:         0::/system.slice/systemd-udevd.service
cmdline:        /usr/lib/systemd/systemd-udevd
crash_function: ioctl
executable:     /usr/lib/systemd/systemd-udevd
journald_cursor: s=38c62a191bf04de7bc699387076457d7;i=1962;b=1639fe9fe19e4fd59765644e956ae12f;m=1fcadaabdd;t=59ec5e8ec5441;x=808f99105a00f51
kernel:         5.4.18-200.fc31.x86_64
rootdir:        /
runlevel:       N 5
type:           CCpp
uid:            0

Truncated backtrace:
Thread no. 1 (9 frames)
 #0 ioctl at ../sysdeps/unix/syscall-template.S:78
 #1 synthesize_change at ../src/udev/udevd.c:1164
 #2 on_inotify at ../src/udev/udevd.c:1266
 #3 source_dispatch at ../src/libsystemd/sd-event/sd-event.c:2830
 #4 sd_event_dispatch at ../src/libsystemd/sd-event/sd-event.c:3243
 #5 sd_event_run at ../src/libsystemd/sd-event/sd-event.c:3301
 #6 sd_event_loop at ../src/libsystemd/sd-event/sd-event.c:3323
 #7 main_loop at ../src/udev/udevd.c:1717
 #8 run at ../src/udev/udevd.c:1840