GNU GRUB - Bugs: bug #30601, Grub hangs after loading kernel on...
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bug #30601: Grub hangs after loading kernel on intel machine with uefi bios
Submitter: | Alexey Shvetsov <alexxy> | ||
Submitted: | Fri 30 Jul 2010 03:11:45 PM UTC | ||
Category: | Booting | Severity: | Major |
Priority: | 5 - Normal | Item Group: | None |
Status: | Fixed | Privacy: | Public |
Assigned to: | None | Originator Name: | |
Open/Closed: | Closed | Release: | Bazaar - experimental branch |
Release: | Reproducibility: | None | |
Planned Release: | None |
Jump to the original submission
Wed 12 Jan 2011 03:25:38 PM UTC, comment #7: |
Vladimir Serbinenko <phcoder> |
Tue 04 Jan 2011 07:07:10 PM UTC, comment #6: I've applied the patch upstream
Not for now. It has no influence on memory available to linux. It's just about memory available to GRUB and currently no OS needs files of such sizes to be loaded (XNU (kernel of Darwin and MacOSX) may require sth like this for hibernation but doubtful)
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Vladimir Serbinenko <phcoder> |
Tue 04 Jan 2011 06:52:59 PM UTC, comment #5: Amazing. The workaround is working, thanks. Are you going to enable post-4G pages like you said? |
Jeffrey Griffin <geogriffin> |
Tue 04 Jan 2011 01:11:14 PM UTC, comment #4: Thansk to debug session with smartcat99s it was discovered that the problem is that intel EFI doesn't conform to the following spec extract: "any memory space defined by the UEFI memory map is identity mapped (virtual address equals physical address)."
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Vladimir Serbinenko <phcoder> |
Thu 23 Dec 2010 11:22:40 AM UTC, comment #3: Sorry, also note that the correct value is:
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Jeffrey Griffin <geogriffin> |
Thu 23 Dec 2010 11:13:06 AM UTC, comment #2: Actually, grub-1.98 does boot linux successfully, as long as I put "noefi" as the kernel parameters. Unfortunately, I need an initrd (which will not load as I mentioned) to access my userspace, hence why I am filing a bug report. |
Jeffrey Griffin <geogriffin> |
Thu 23 Dec 2010 10:40:52 AM UTC, comment #1: Same here on an ASUS U35Jc laptop, using grub trunk, experimental, or newreloc. Crashes after issuing the command `linux (hd0,msdos6)/kernel`. With `set debug=linux`, the output for grub trunk and grub newreloc is:
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Jeffrey Griffin <geogriffin> |
Fri 30 Jul 2010 03:11:45 PM UTC, original submission:
Grub hangs after loading kernel on intel machine with uefi bios
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Alexey Shvetsov <alexxy> |
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Follow 3 latest changes.
Date | Changed by | Updated Field | Previous Value | => | Replaced by |
---|---|---|---|---|---|
2011-01-12 | phcoder | Status | None | Fixed | |
Open/Closed | Open | Closed | |||
2011-01-04 | phcoder | Attached File | - | Added efi4G.diff, #22346 |
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Corresponding source code
Closi ng following alexxy's confirmation on IRC.