Well this is more about the user space tool perf, not really the kernel
itself. And I can't really imagine why DWARF unwinding would have
anything to do with the kernel used. I'm on stock ubuntu
4.13.0-38-generic btw.
When I compile perf from the kernel source (commit
2bf1ab321a06a7faeb95c56d02139
** Tags added: artful
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https://bugs.launchpad.net/bugs/1762652
Title:
perf DWARF unwind failed
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Did this issue start happening after an update/upgrade? Was there a
prior kernel version where you were not having this particular problem?
Would it be possible for you to test the latest upstream kernel? Refer
to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
v4.16 kernel[
apport-collect crashes here, sorry. I'm using a German locale and KDE.
Error:
File "/usr/share/apport/apport-kde", line 359, in ui_update_view
QTreeWidgetItem(keyitem, [str(line)])
UnicodeEncodeError: 'ascii' codec can't encode character u'\xfc' in position
87: ordinal not in range(128)
*
** Package changed: ubuntu => linux (Ubuntu)
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https://bugs.launchpad.net/bugs/1762652
Title:
perf DWARF unwind failed
To manage notifications about this bug go to:
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Thank you for taking the time to report this bug and helping to make
Ubuntu better. It seems that your bug report is not filed about a
specific source package though, rather it is just filed against Ubuntu
in general. It is important that bug reports be filed about source
packages so that people
