<div dir="ltr"><div>Following up on this thread . . . ran some of those commands:</div><div><br></div><div>pc:~$ find /etc/apt -type f -name *.list -print0 | \<br>> xargs -0 grep -h ^deb | grep -v ^# | \<br>> egrep -v '(ubuntu|canonical).com'<br>deb [arch=amd64] <a href="http://dl.google.com/linux/chrome/deb/" target="_blank">http://dl.google.com/linux/chrome/deb/</a> stable main<br>deb <a href="http://ppa.launchpad.net/mkusb/unstable/ubuntu" target="_blank">http://ppa.launchpad.net/mkusb/unstable/ubuntu</a> groovy main</div><div><br></div><div><br></div><div>pc:~$ apt-mark showhold<br></div><div>pc:~$ /etc/apt/preferences<br>bash: /etc/apt/preferences: No such file or directory<br></div><div>pc:~$ sudo /etc/apt/preferences<br>sudo: /etc/apt/preferences: command not found<br></div><div>-pc:~$ sudo cat /etc/apt/preferences<br>cat: /etc/apt/preferences: No such file or directory<br></div><div>-pc:~$ sudo cat /etc/apt/preferences.d/<br>cat: /etc/apt/preferences.d/: Is a directory</div><div><br></div><div><br></div><div>pc:~$ cd /etc/apt/preferences.d/<br></div><div>pc:/etc/apt/preferences.d$ ls<br>grub2-common grub-efi-amd64-bin grub-pc shim-signed<br>grub-common grub-efi-amd64-signed grub-pc-bin</div><div><br></div><div>You can see Pin-Priotity and sources for a particular package with<br>
> `apt-cache policy` </div><div>pc:~$ apt-cache policy<br>Package files:<br> 100 /var/lib/dpkg/status<br> release a=now<br> 500 <a href="http://ppa.launchpad.net/mkusb/unstable/ubuntu" target="_blank">http://ppa.launchpad.net/mkusb/unstable/ubuntu</a> groovy/main amd64 Packages<br> release v=20.10,o=LP-PPA-mkusb-unstable,a=groovy,n=groovy,l=MKUSB unstable,c=main,b=amd64<br> origin <a href="http://ppa.launchpad.net" target="_blank">ppa.launchpad.net</a><br> 500 <a href="http://dl.google.com/linux/chrome/deb" target="_blank">http://dl.google.com/linux/chrome/deb</a> stable/main amd64 Packages<br> release v=1.0,o=Google LLC,a=stable,n=stable,l=Google,c=main,b=amd64<br> origin <a href="http://dl.google.com" target="_blank">dl.google.com</a><br> 100 <a href="http://archive.ubuntu.com/ubuntu" target="_blank">http://archive.ubuntu.com/ubuntu</a> groovy-backports/universe amd64 Packages<br> release v=20.10,o=Ubuntu,a=groovy-backports,n=groovy,l=Ubuntu,c=universe,b=amd64<br> origin <a href="http://archive.ubuntu.com" target="_blank">archive.ubuntu.com</a><br> 500 <a href="http://archive.ubuntu.com/ubuntu" target="_blank">http://archive.ubuntu.com/ubuntu</a> groovy-security/universe amd64 Packages<br> release v=20.10,o=Ubuntu,a=groovy-security,n=groovy,l=Ubuntu,c=universe,b=amd64<br> origin <a href="http://archive.ubuntu.com" target="_blank">archive.ubuntu.com</a><br> 500 <a href="http://archive.ubuntu.com/ubuntu" target="_blank">http://archive.ubuntu.com/ubuntu</a> groovy-security/restricted amd64 Packages<br> release v=20.10,o=Ubuntu,a=groovy-security,n=groovy,l=Ubuntu,c=restricted,b=amd64<br> origin <a href="http://archive.ubuntu.com" target="_blank">archive.ubuntu.com</a><br> 500 <a href="http://archive.ubuntu.com/ubuntu" target="_blank">http://archive.ubuntu.com/ubuntu</a> groovy-security/main amd64 Packages<br> release v=20.10,o=Ubuntu,a=groovy-security,n=groovy,l=Ubuntu,c=main,b=amd64<br> origin <a href="http://archive.ubuntu.com" target="_blank">archive.ubuntu.com</a><br> 500 <a href="http://archive.ubuntu.com/ubuntu" target="_blank">http://archive.ubuntu.com/ubuntu</a> groovy-updates/multiverse amd64 Packages<br> release v=20.10,o=Ubuntu,a=groovy-updates,n=groovy,l=Ubuntu,c=multiverse,b=amd64<br> origin <a href="http://archive.ubuntu.com" target="_blank">archive.ubuntu.com</a><br> 500 <a href="http://archive.ubuntu.com/ubuntu" target="_blank">http://archive.ubuntu.com/ubuntu</a> groovy-updates/universe amd64 Packages<br> release v=20.10,o=Ubuntu,a=groovy-updates,n=groovy,l=Ubuntu,c=universe,b=amd64<br> origin <a href="http://archive.ubuntu.com" target="_blank">archive.ubuntu.com</a><br> 500 <a href="http://archive.ubuntu.com/ubuntu" target="_blank">http://archive.ubuntu.com/ubuntu</a> groovy-updates/restricted amd64 Packages<br> release v=20.10,o=Ubuntu,a=groovy-updates,n=groovy,l=Ubuntu,c=restricted,b=amd64<br> origin <a href="http://archive.ubuntu.com" target="_blank">archive.ubuntu.com</a><br> 500 <a href="http://archive.ubuntu.com/ubuntu" target="_blank">http://archive.ubuntu.com/ubuntu</a> groovy-updates/main amd64 Packages<br> release v=20.10,o=Ubuntu,a=groovy-updates,n=groovy,l=Ubuntu,c=main,b=amd64<br> origin <a href="http://archive.ubuntu.com" target="_blank">archive.ubuntu.com</a><br> 500 <a href="http://archive.ubuntu.com/ubuntu" target="_blank">http://archive.ubuntu.com/ubuntu</a> groovy/multiverse amd64 Packages<br> release v=20.10,o=Ubuntu,a=groovy,n=groovy,l=Ubuntu,c=multiverse,b=amd64<br> origin <a href="http://archive.ubuntu.com" target="_blank">archive.ubuntu.com</a><br> 500 <a href="http://archive.ubuntu.com/ubuntu" target="_blank">http://archive.ubuntu.com/ubuntu</a> groovy/universe amd64 Packages<br> release v=20.10,o=Ubuntu,a=groovy,n=groovy,l=Ubuntu,c=universe,b=amd64<br> origin <a href="http://archive.ubuntu.com" target="_blank">archive.ubuntu.com</a><br> 500 <a href="http://archive.ubuntu.com/ubuntu" target="_blank">http://archive.ubuntu.com/ubuntu</a> groovy/restricted amd64 Packages<br> release v=20.10,o=Ubuntu,a=groovy,n=groovy,l=Ubuntu,c=restricted,b=amd64<br> origin <a href="http://archive.ubuntu.com" target="_blank">archive.ubuntu.com</a><br> 500 <a href="http://archive.ubuntu.com/ubuntu" target="_blank">http://archive.ubuntu.com/ubuntu</a> groovy/main amd64 Packages<br> release v=20.10,o=Ubuntu,a=groovy,n=groovy,l=Ubuntu,c=main,b=amd64<br> origin <a href="http://archive.ubuntu.com" target="_blank">archive.ubuntu.com</a><br>Pinned packages:<br> grub-common -> 2.04-1ubuntu30 with priority 1001<br> grub2-common -> 2.04-1ubuntu30 with priority 1001<br> grub-pc -> 2.04-1ubuntu30 with priority 1001<br> grub-pc-bin -> 2.04-1ubuntu30 with priority 1001<br> grub-efi-amd64-bin -> 2.04-1ubuntu30 with priority 1001<br> shim-signed -> 1.43+15+1552672080.a4a1fbe-0ubuntu2 with priority 1001<br> grub-efi-amd64-signed -> 1.151+2.04-1ubuntu30 with priority 1001<br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Dec 18, 2020 at 9:58 AM Walter Lapchynski <<a href="mailto:wxl@ubuntu.com" target="_blank">wxl@ubuntu.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">There's a typo or two in that multiline command. Should be:<br>
<br>
```<br>
find /etc/apt -type f -name *.list -print0 | \<br>
xargs -0 grep -h ^deb | grep -v ^# | \<br>
egrep -v '(ubuntu|canonical).com'<br>
```<br>
<br>
</blockquote><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"> Check to see if you have something<br>
> set in the /etc/apt/preferences file or in /etc/apt/preferences.d/<br>
> somewhere (file could be called anything there, technically).<br>
> <br>
<br></blockquote><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
> `apt-mark showhold.`<br>
> <br><br></blockquote><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">> You can see Pin-Priotity and sources for a particular package with<br>
> `apt-cache policy` so run that against your installed kernel version and<br>
> that might provide some insight.<br>
> <br>
> Hope that helps.<br>
> <br>
<br></blockquote><div> </div></div></div>