mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff)
r0 = syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
r1 = fcntl$dupfd(r0, 0x0, r0)
ioctl$MON_IOCH_MFLUSH(r1, 0x9208, 0xdf)