bugGNU GRUB - Bugs: bug #48102, grub-2.02_beta2: grub2-mkconfig...


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bug #48102: grub-2.02_beta2: grub2-mkconfig does not allow serial_usb0 as terminal

Submitted by:  Horst Prote <prote>
Submitted on:  Thu 02 Jun 2016 05:23:54 PM UTC  
Category: ConfigurationSeverity: Major
Priority: 5 - NormalItem Group: Software Error
Status: NonePrivacy: Public
Assigned to: NoneOriginator Name: 
Open/Closed: OpenRelease: 
Release: otherReproducibility: Every Time
Planned Release: 2.03+

Thu 02 Jun 2016 05:23:54 PM UTC, original submission:

Under Gentoo Linux with sys-boot/grub-2.02_beta2-r9 I get this error:


in /etc/default/grub you get:

This can be fixed by changing /usr/sbin/grub2-mkconfig from

to (note the appended * after xserial)

But now the GRUB_SERIAL_COMMAND isn't added to grub.cfg because of the following lines
in /etc/grub.d/00_header

After changing these lines to


creates a valid and working config.

Horst Prote <prote>


No files currently attached


Depends on the following items: None found

Items that depend on this one: None found


Carbon-Copy List
  • -unavailable- added by phcoder (Updated the item)
  • -unavailable- added by floppym
  • -unavailable- added by prote (Submitted the item)

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    Follow 2 latest changes.

    Date Changed By Updated Field Previous Value => Replaced By
    Mon 06 Mar 2017 06:32:08 PM UTCphcoderPlanned ReleaseNone=>2.03+
    Thu 02 Jun 2016 07:14:28 PM UTCfloppymCarbon-Copy-=>Added floppym

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