r0 = epoll_create(0x6)
r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='mounts\x00')
epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r1, &(0x7f0000000000))
syz_mount_image$iso9660(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, 0x0)
umount2(&(0x7f0000000040)='./file0/../file0\x00', 0x0)