** Tags removed: verification-needed-focal
** Tags added: verification-done-focal
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https://bugs.launchpad.net/bugs/1956519
Title:
amd_sfh: Null pointer dereference on early device init
This bug is awaiting verification that the linux-
intel-5.13/5.13.0-1010.10 kernel in -proposed solves the problem. Please
test the kernel and update this bug with the results. If the problem is
solved, change the tag 'verification-needed-focal' to 'verification-
done-focal'. If the problem still
This bug was fixed in the package linux - 5.13.0-28.31
---
linux (5.13.0-28.31) impish; urgency=medium
* amd_sfh: Null pointer dereference on early device init causes early panic
and fails to boot (LP: #1956519)
- HID: amd_sfh: Fix potential NULL pointer dereference
*
Hi Stefan,
Yes, this will be brought to Focal's HWE kernel, and will be released at
the same time the Impish kernel is released, looking to be the end of
the month going by https://kernel.ubuntu.com/
Vadik, Iestyn, thank you very much for verifying the Impish kernel in
-proposed.
Thanks,
Just out of curiosity: Is it planned to bring this to Focal too? (since
the same problem can be seen in LTS Focal with kernels 5.13).
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Title:
Same here, problem resolved. Great job, amazing turnaround.
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Title:
amd_sfh: Null pointer dereference on early device init causes early
panic
Kleber, works like a charm! Thanks a lot for the bugfix.
MINIPC-PN50:~$ uname -ra
Linux MINIPC-PN50 5.13.0-28-generic #31-Ubuntu SMP Thu Jan 13 17:41:06 UTC 2022
x86_64 x86_64 x86_64 GNU/Linux
** Tags removed: verification-needed-impish
** Tags added: verification-done-impish
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You received
Hello Matthew and everyone else affected by this issue,
The Impish kernel had to be re-spun because of a security issue and the
kernel team decided to include this fix with the re-spin. Could someone
please verify if the kernel mentioned on the previous automated comment
fixes the bug?
Thank
This bug is awaiting verification that the linux/5.13.0-28.31 kernel in
-proposed solves the problem. Please test the kernel and update this bug
with the results. If the problem is solved, change the tag
'verification-needed-impish' to 'verification-done-impish'. If the
problem still exists,
Hi Vadik, Oliver, Iestyn,
The kernel team has reviewed the patches, and we have two acks from
Senior kernel team members:
https://lists.ubuntu.com/archives/kernel-team/2022-January/127108.html
https://lists.ubuntu.com/archives/kernel-team/2022-January/127111.html
The patch has now been applied
** Changed in: linux (Ubuntu Impish)
Status: In Progress => Fix Committed
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Title:
amd_sfh: Null pointer dereference on early device init
Thanks a lot Matthew. Alright, no problems at all, I'll stick to .22
kernel for now and will wait for updates.
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Title:
amd_sfh: Null pointer
Hi Vadik,
Thanks for running that test kernel, and its great to hear that it fixes
your issue.
I have written up a proper SRU template for the bug, and I tidied up the
patches and submitted them for SRU to the Ubuntu Kernel team mailing
list:
** Summary changed:
- kernel panic after upgrading to kernel 5.13.0-23
+ amd_sfh: Null pointer dereference on early device init causes early panic and
fails to boot
** Description changed:
- After upgrading my son's Asus PN50 with Ubuntu 21.10 to the latest
- kernel 5.13.0-23, I am no longer
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