** Tags removed: hwcert-server
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Title:
System hang with Linux kernel due to mainline commit 24247aeeabe
Status in linux package in
** Changed in: linux (Ubuntu)
Status: Fix Committed => Fix Released
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Title:
System hang with Linux kernel due to mainline com
This bug was fixed in the package linux - 4.13.0-38.43
---
linux (4.13.0-38.43) artful; urgency=medium
* linux: 4.13.0-38.43 -proposed tracker (LP: #1755762)
* Servers going OOM after updating kernel from 4.10 to 4.13 (LP: #1748408)
- i40e: Fix memory leak related filter prog
I've tested kernel 4.13.0-38-generic #43-Ubuntu from artful-proposed and
the problem does not occur with that kernel.
** Tags removed: verification-needed-artful
** Tags added: verification-done-artful
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This bug is awaiting verification that the 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-
artful' to 'verification-done-artful'. If the problem still exists,
change the tag 'verifica
** Changed in: linux (Ubuntu Artful)
Status: In Progress => Fix Committed
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Title:
System hang with Linux kernel due to mainli
** Changed in: linux (Ubuntu Artful)
Status: Fix Committed => In Progress
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Title:
System hang with Linux kernel due to mainli
I have similar issues on 16.04.4 with latest HWE kernel - and when
double-checking against the source code I can see that this fix is now
AWOL from:
linux-image-4.13.0-36-generic 4.13.0-36.40~16.04.1
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** Changed in: linux (Ubuntu Artful)
Status: In Progress => Fix Committed
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Title:
System hang with Linux kernel due to mainli
** Changed in: linux (Ubuntu Bionic)
Status: In Progress => Fix Committed
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Title:
System hang with Linux kernel due to mainli
SRU request submitted for Artful and Bionic.
https://lists.ubuntu.com/archives/kernel-team/2018-January/089403.html
** Description changed:
- In doing Ubuntu 17.10 regression testing, we've encountered one computer
- (boldore, a Cisco UCS C240 M4 [VIC]), that hangs about one in four times
- when
I ran it half a dozen times with your latest kernel and it seemed fine,
aside from the usual "error -19" messages. To be sure it's the right
one, here's the kernel version information:
ubuntu@oil-boldore:~$ uname -a
Linux oil-boldore 4.13.0-25-generic #29~lp1733662PatchInMainline SMP Thu Jan 18
1
I built one last Artful test kernel with the patch tglx submitted to
mainline. The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1733662
Can you test this kernel and confirm it resolves the bug?
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** No longer affects: linux-hwe (Ubuntu)
** No longer affects: linux-hwe (Ubuntu Artful)
** No longer affects: linux-hwe (Ubuntu Bionic)
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https://bugs.launchpad.net/bugs/173
That seems to have fixed it! I've run the test script six or seven times
on both kernels, with nary a hiccup (aside from the "error -19" messages
with the 4.13 kernel). Below is the reported kernel information from
both your builds, just to be sure I booted the correct kernels.
$ uname -a
Linux oi
I built Artful and mainline test kernels with the patch from tglx. The
test kernels can be downloaded from:
Artful: http://kernel.ubuntu.com/~jsalisbury/lp1733662/artful
mainline: http://kernel.ubuntu.com/~jsalisbury/lp1733662/mainline
Can you test these kernels out and see if they resolve the b
Joseph,
The first run of your latest kernel completed; however, I noticed the
following in the dmesg output:
[ 426.281083]
==
[ 426.286615] BUG: KASAN: use-after-free in find_first_bit+0x1f/0x80
[ 426.291841] Read of size 8 at ad
Hi Rod,
I built an Artful test kernel with KASAN enable.
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1733662
Can you test this kernel as requested by upstream?
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Hi Vikas,
A kernel bug report was opened against Ubuntu [0]. After a kernel
bisect, it was found that reverting the following commit resolved this bug:
commit 24247aeeabe99eab13b798c2dec066dd6f07
Author: Vikas Shivappa
Date: Tue Aug 15 18:00:43 2017 -0700
x86/intel_rdt/cqm: Improve l
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