[Bug 1702240] Re: [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented with 'undefined behavior sanitizer'

2017-07-25 Thread Frank Heimes
** Changed in: ubuntu-power-systems
   Status: New => Won't Fix

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Title:
  [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented
  with 'undefined behavior sanitizer'

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[Bug 1702240] Re: [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented with 'undefined behavior sanitizer'

2017-07-24 Thread Steve Langasek
The upstream commit message notes: "None of the warnings should cause
e2fsprogs malfunction given a sane compiler running on architectures
that Linux can support.  Still, it's better to clean up to code than
not."

We would therefore not cherry-pick this change from upstream into an SRU
to 16.04 by itself.

For 17.10 and above, this will be fixed by way of the upstream release,
synced from Debian.

** Changed in: e2fsprogs (Ubuntu)
   Status: New => Won't Fix

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Title:
  [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented
  with 'undefined behavior sanitizer'

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[Bug 1702240] Re: [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented with 'undefined behavior sanitizer'

2017-07-24 Thread Matthias Klose
Theodore, looking at https://tracker.debian.org/pkg/e2fsprogs, you see
that Ubuntu currently has no delta.

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Title:
  [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented
  with 'undefined behavior sanitizer'

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[Bug 1702240] Re: [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented with 'undefined behavior sanitizer'

2017-07-24 Thread Theodore Ts'o
The commit is upstream in git now:
https://git.kernel.org/pub/scm/fs/ext2/e2fsprogs.git/commit/?h=maint&id=c8ca23979fa75df15208922422e81c83cf112320

I will be releasing e2fsprogs 1.43.5 soonish and I plan to do a release
to Debian Unstable/Testing at the same time.  So you might just want to
wait for the Debian package upload, though.   As a side note, I'll
double check to see if Ubuntu has any distribution local patches, but if
there's anything you want to make sure I look at for inclusion in
1.43.5, now would be a good time...

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Title:
  [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented
  with 'undefined behavior sanitizer'

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[Bug 1702240] Re: [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented with 'undefined behavior sanitizer'

2017-07-24 Thread Frank Heimes
** Changed in: ubuntu-power-systems
 Assignee: Canonical Server Team (canonical-server) => Canonical 
Foundations Team (canonical-foundations)

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Title:
  [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented
  with 'undefined behavior sanitizer'

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[Bug 1702240] Re: [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented with 'undefined behavior sanitizer'

2017-07-24 Thread Manoj Iyer
Once this is released upstream we can consider backporting the patch to
Ubuntu.

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Title:
  [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented
  with 'undefined behavior sanitizer'

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[Bug 1702240] Re: [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented with 'undefined behavior sanitizer'

2017-07-24 Thread Manoj Iyer
** Tags added: triage-g

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Title:
  [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented
  with 'undefined behavior sanitizer'

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[Bug 1702240] Re: [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented with 'undefined behavior sanitizer'

2017-07-19 Thread Manoj Iyer
** Changed in: e2fsprogs (Ubuntu)
   Importance: Undecided => Medium

** Changed in: ubuntu-power-systems
   Importance: Undecided => Medium

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Title:
  [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented
  with 'undefined behavior sanitizer'

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[Bug 1702240] Re: [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented with 'undefined behavior sanitizer'

2017-07-04 Thread Ubuntu Foundations Team Bug Bot
The attachment "0001-Fix-warnings-found-using-UBSAN.patch" seems to be a
patch.  If it isn't, please remove the "patch" flag from the attachment,
remove the "patch" tag, and if you are a member of the ~ubuntu-
reviewers, unsubscribe the team.

[This is an automated message performed by a Launchpad user owned by
~brian-murray, for any issues please contact him.]

** Tags added: patch

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Title:
  [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented
  with 'undefined behavior sanitizer'

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[Bug 1702240] Re: [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented with 'undefined behavior sanitizer'

2017-07-04 Thread Theodore Ts'o
You don't need to check with upstream e2fsprogs; I do keep an eye on
Launchpad bugs.

None of UBSAN warnings are actually dangerous assuming sane[1] compilers
and reasonable architecture.  (e.g., a compiler that can correctly
compile the Linux kernel and an architecture that run Linux should have
no problems with e2fsprogs).

[1]  "Any sufficiently advanced compiler is indistinguishable from a
malicious adversary."

Still, it's better to fix these sorts of issues than not, so please see
the attached patch.  It will be included in the next release of
e2fsprogs.

** Patch added: "0001-Fix-warnings-found-using-UBSAN.patch"
   
https://bugs.launchpad.net/ubuntu/+source/e2fsprogs/+bug/1702240/+attachment/4909420/+files/0001-Fix-warnings-found-using-UBSAN.patch

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Title:
  [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented
  with 'undefined behavior sanitizer'

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[Bug 1702240] Re: [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented with 'undefined behavior sanitizer'

2017-07-04 Thread ChristianEhrhardt
Hi,
that is a very interesting report, but I looked at the source and there is no 
Ubuntu and not even a lot of Debian delta over upstream e2fsprogs.

I'm almost convinced that this should happen when running on latest upstream 
as-is as well.
That said if you could confirm that on [1] it triggers as well, then IMHO the 
right way would be to address that with a bug to upstream and pull in from 
there once fixed.

Please report back here if that triggers on upstream as well and if you
happen to open a bug there please report it back here so it can be
tracked and tested once a solution is available.

[1]: https://git.kernel.org/pub/scm/fs/ext2/e2fsprogs.git

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Title:
  [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented
  with 'undefined behavior sanitizer'

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[Bug 1702240] Re: [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented with 'undefined behavior sanitizer'

2017-07-04 Thread Frank Heimes
** Also affects: ubuntu-power-systems
   Importance: Undecided
   Status: New

** Changed in: ubuntu-power-systems
 Assignee: (unassigned) => Canonical Server Team (canonical-server)

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Title:
  [Ubuntu 17.04] 'make test' failures seen when e2fsprogs instrumented
  with 'undefined behavior sanitizer'

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