https://lkml.iu.edu/1810.1/07143.html
Linux-Kernel Archive: devinet.c inet_abc_len() breaking ifconfig?
linux kernelarchiveinetabclen
https://syzkaller.appspot.com/bug?id=ef4d275ae9c6f7f1992abc78e1e7154c46fe68ca
INFO: task hung in devinet_ioctl
infotaskhung
https://syzkaller.appspot.com/bug?id=21f90b1c5d4c9dc2c1f467d9ef87974e606d1fd8
INFO: task hung in devinet_ioctl
infotaskhung