managed to SEGFAULT the server by trying to create a popup without setting a parent first.
Not sure if this is dwl or wlroots issue, so also opened a ticket upstream: https://gitlab.freedesktop.org/wlroots/wlroots/-/merge_requests/3811
QWVYKUD2WPG5N3I3LFJ3KL6SJ5GTLCC6IL3PWBM2ACI4FKXKLQ6QC
REPAXEATPLO5OHQX275Y5ZTMIQATFPRK3X7ZS76RH3WNCEPCVYUAC
NEWCEW2B2N47C7YC5NJ4YAOFPPO62ESYX7YORUCH7275BX6XW2IAC
7B74AT3BXYB7PVW4F6SGQNPMHOU5TEV5TZ54CG6VSQI46XSEKWXQC
YPEFSYD2O7BLC6VVQTXQMU4XGNIG2CXJAMV3WVBSWZRDVUSXRQDAC
66TSV5DVW2ILJNGV3EGWPLHHYW2KXGZPCVW4UZ3J4GZOSSR7374AC
2GP4MXKEDQMZ7E6TCRSMV2AGN7HLEAHR3QEAC2QFCQQNPMNJSIHQC