syzbot: isdn4linux subsystem

isdn4linux subsystem

List(s): isdn4linux@listserv.isdn4linux.de
Fixed bugs: 6
Parent subsystem(s): net (156)

open (1):
Title	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Discussions
INFO: task hung in mISDN_ioctl isdn4linux nilfs	C	done		2	5d23h	69d	💬 3 [56d]