** Tags added: cscc
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Title:
Kernel produces empty lines in /proc/PID/status
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nevermind. I see the patch is kernel fix...will upgrade my host.
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Title:
Kernel produces empty lines in /proc/PID/status
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This needs to be backported to trusty for users of the linux-image-
generic-lts-xenial.
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Title:
Kernel produces empty lines in /proc/PID/status
This bug was fixed in the package linux - 4.4.0-130.156
---
linux (4.4.0-130.156) xenial; urgency=medium
* linux: 4.4.0-130.156 -proposed tracker (LP: #1776822)
* CVE-2018-3665 (x86)
- x86/fpu: Fix early FPU command-line parsing
- x86/fpu: Fix 'no387' regression
-
Confirmed, fixed in 4.4.0-129-generic. Thanks! :-)
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Title:
Kernel produces empty lines in /proc/PID/status
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I've verified that this is fixed in 4.4.0-129.155-generic
** Tags removed: verification-needed-xenial
** Tags added: verification-done-xenial
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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-
xenial' to 'verification-done-xenial'. If the problem still exists,
change the tag
** Changed in: linux (Ubuntu Xenial)
Status: In Progress => Fix Committed
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Title:
Kernel produces empty lines in /proc/PID/status
To
Thanks.
Just for general information, when this patch will be published to live-
repos?
Thanks.
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Title:
Kernel produces empty lines in
This bug only affected the Xenial 4.4 based kernels. I've submitted a
kernel fix here:
https://lists.ubuntu.com/archives/kernel-team/2018-May/092723.html
Thanks for the bug report!
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** Changed in: iotop (Ubuntu Xenial)
Status: Confirmed => Invalid
** Changed in: iotop (Ubuntu)
Status: Confirmed => Invalid
** Changed in: linux (Ubuntu Xenial)
Status: Incomplete => In Progress
** Changed in: linux (Ubuntu Xenial)
Assignee: (unassigned) => Tyler
** Attachment added: "crashes iotop in Xenial"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1772671/+attachment/5143766/+files/status.txt.gz
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On Bionic, where iotop works, there is no empty line between:
Seccomp:0
Speculation_Store_Bypass: vulnerable
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Title:
Kernel
Could you gzip and attach the contents of one of your /proc/PID/status
files when iotop is crashing?
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Title:
Kernel produces empty lines in
yes, 4.4.0-129 also seems to be ok, but again no
Speculation_Store_Bypass line in /proc/PID/status.
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Title:
Kernel produces empty lines in
A colleague tried installing a later 4.4.0 kernel, 4.4.0-129 from
http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.4.129/ (as below) on
16.04.4 LTS and we then don't see the iotop problem.
Linux version 4.4.129-0404129-generic (kernel@kathleen) (gcc version
5.4.0 20160609 (Ubuntu
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: iotop (Ubuntu)
Status: New => Confirmed
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Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: iotop (Ubuntu Xenial)
Status: New => Confirmed
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** Also affects: iotop (Ubuntu)
Importance: Undecided
Status: New
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Title:
Kernel produces empty lines in /proc/PID/status
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Hello,
i installed v4.17-rc6 and this problem seems fixed, no emtpy line in
/proc/PID/status, but i also miss the line Speculation_Store_Bypass which was
existing in 4.4.0-127-generic #153-Ubuntu
So may be this is fixed because meltdown/spectre patches are not applied? Iam
not sure, so i
Would it be possible for you to test the latest upstream kernel? Refer
to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
v4.17 kernel[0].
If this bug is fixed in the mainline kernel, please add the following
tag 'kernel-fixed-upstream'.
If the mainline kernel does not fix
yes, i can fix this in iotop, but i thin the main problem is kernel and
there should not exist an empty line under /proc/PID/status
Ubuntu Kernel Bot told me to send logs, but i cant run apport-collect
for security/dataprotection reasons.
Thanks
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attached stack trace
** Attachment added: "python track trace"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1772671/+attachment/5142898/+files/iotop_stack_trace.txt
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This fixes it on my machine:
--- data.py 2018-05-22 16:46:51.744204671 +0200
+++ data2.py2018-05-22 16:48:28.694497438 +0200
@@ -193,8 +193,11 @@
result_dict = {}
try:
for line in open('/proc/%d/status' % pid):
-key, value = line.split(':\t', 1)
-
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