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- Dual boot Windows 10 and Ubuntu keeps adding boot entries to...

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04-29-2022 01:10 PM
I got a dual boot Windows 10 / Ubuntu Linux setup using the information from this thread:
https://h30434.www3.hp.com/t5/Notebook-Boot-and-Lockup/Dual-Boot-Windows-10/m-p/6862744#M150756
Now I have some strange problems that make me hesitate to use the machine. When I go into Linux and check on the boot with the terminal: efibootmgr -v it lists a ton of boot entries. Each time I log in to linux and check, it will add a boot entry. Recently it was like this:
Skipping unreadable variable "Boot0021": Interrupted system call
Skipping unreadable variable "Boot2001": Interrupted system call
Skipping unreadable variable "Boot2002": Interrupted system call
Skipping unreadable variable "Boot3000": Interrupted system call
Skipping unreadable variable "Boot3001": Interrupted system call
BootCurrent: 0000
Timeout: 0 seconds
BootOrder: 0021,3000,3001,3002,3003,3004,3005,3006,3007,3008,3009,300A,300B,300C,300D,300E,300F,2001,2002,2003
Boot0000* Ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\grubx64.efi)RC
Boot0001* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot0002* Ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\grubx64.efi)RC
Boot0003* Windows Boot Manager HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\Microsoft\Boot\bootmgfw.efi)RC
Boot0004* Ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\grubx64.efi)RC
Boot0005* Ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\grubx64.efi)RC
Boot0006* Ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\grubx64.efi)RC
Boot0007* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot0008* Ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\grubx64.efi)RC
Boot0009* Ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\grubx64.efi)RC
Boot000A* Ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\grubx64.efi)RC
Boot000B* Ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\grubx64.efi)RC
Boot000C* Ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\grubx64.efi)RC
Boot000D* Ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\grubx64.efi)RC
Boot000E* Ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\grubx64.efi)RC
Boot000F* Ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\grubx64.efi)RC
Boot0010* Ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\grubx64.efi)RC
Boot0011* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot0012* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot0013* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot0014* Windows Boot Manager HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\grubx64.efi)WINDOWS.........x...B.C.D.O.B.J.E.C.T.=.{.9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5.}...i................
Boot0015* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot0016* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot0017* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot0018* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot0019* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot001A* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot001B* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot001C* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot001D* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot001E* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot001F* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot0020* ubuntu HD(2,GPT,e6cef493-ec04-48f8-bcb4-b1987d47c51a,0xc8800,0x82000)/File(\EFI\ubuntu\shimx64.efi)
Boot3002* EFI Internal Hard Disk or Solid State Disk RC
Boot3003* EFI Internal Hard Disk or Solid State Disk RC
Boot3004* EFI Internal Hard Disk or Solid State Disk RC
Boot3005* EFI Internal Hard Disk or Solid State Disk RC
Boot3006* EFI Internal Hard Disk or Solid State Disk RC
Boot3007* EFI Internal Hard Disk or Solid State Disk RC
Boot3008* EFI Internal Hard Disk or Solid State Disk RC
Boot3009* EFI Internal Hard Disk or Solid State Disk RC
Boot300A* EFI Internal Hard Disk or Solid State Disk RC
Boot300B* EFI Internal Hard Disk or Solid State Disk RC
Boot300C* EFI Internal Hard Disk or Solid State Disk RC
Boot300D* EFI Internal Hard Disk or Solid State Disk RC
Boot300E* EFI Internal Hard Disk or Solid State Disk RC
Boot300F* EFI Internal Hard Disk or Solid State Disk RC
At other times it does not have the 0000 listed as the first Ubuntu (it just keeps adding them and sometimes uses a different number associated with Ubuntu). Why are new boot additions constantly being added, occasionally used or not, both for ubuntu and the hard disk? Why are some boot entries, like the USB and CD/DVD taken off the screen when they used to be there before? Note that when I go into the BIOS I even tell it that it should check the USB drive first, and that isn't even listed.
For the BIOS's boot manager (F9) it also lists about a dozen ubuntu boot options.
Obviously this is weird. It appears to add new boot sessions on to infinity. Everything works the way Windows and Linux are supposed to, but this boot information is so weird that I wonder whether it will have a problem soon.
The bottom line question is this: Is there something that can fix this so the boot manager stops adding new entries? Please help!