r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup/cgroup.procs\x00', 0x0, 0x0)
syz_open_dev$loop(&(0x7f0000000040), 0x0, 0x0)
open_by_handle_at(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="0800000001000100"], 0x0)