** No longer affects: eglibc (Ubuntu)
** Changed in: glibc (Ubuntu)
Importance: Undecided => Medium
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https://bugs.launchpad.net/bugs/1398975
Title:
hardware-assisted lock elision
This bug was fixed in the package eglibc - 2.19-0ubuntu6.5
---
eglibc (2.19-0ubuntu6.5) trusty; urgency=medium
* patches/amd64/local-blacklist-on-TSX-Haswell.diff: new patch from
Henrique de Moraes Holschuh to disable TSX on processors which might get
it disabled through a
This bug was fixed in the package glibc - 2.19-10ubuntu2.2
---
glibc (2.19-10ubuntu2.2) utopic; urgency=medium
* patches/amd64/local-blacklist-on-TSX-Haswell.diff: new patch from
Henrique de Moraes Holschuh to disable TSX on processors which might get
it disabled through a
Ok I was able to verify this for utopic with the following:
1) reproduce bug 1370352 by installing intel-microcode 2.20140913.1ubuntu1
2) install -proposed glibc
3) try to reproduce bug, and now it works!
Trusty doesn't reproduce bug 1370352 (maybe because we're not triggering
the right kind of
Note, I still recommend we patch this for Trusty as well as a
precaution. While I was unable to trigger it, a user could easily
introduce programs that leverage pthreads in a way to trigger this when
we do the microcode update.
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Uploaded for trusty/utopic.
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https://bugs.launchpad.net/bugs/1398975
Title:
hardware-assisted lock elision hazardous on x86
To manage notifications about this bug go to:
Hello Chris, or anyone else affected,
Accepted glibc into utopic-proposed. The package will build now and be
available at https://launchpad.net/ubuntu/+source/glibc/2.19-10ubuntu2.2
in a few hours, and then in the -proposed repository.
Please help us by testing this new package. See
** Branch linked: lp:ubuntu/utopic-proposed/glibc
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Title:
hardware-assisted lock elision hazardous on x86
To manage notifications about this
** Branch linked: lp:ubuntu/trusty-proposed/eglibc
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Title:
hardware-assisted lock elision hazardous on x86
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** Also affects: eglibc (Ubuntu)
Importance: Undecided
Status: New
** No longer affects: eglibc (Ubuntu Utopic)
** No longer affects: glibc (Ubuntu Trusty)
** Changed in: eglibc (Ubuntu)
Status: New = Invalid
** Changed in: eglibc (Ubuntu Trusty)
Status: New = In
** Patch added: fix-lp1398975-utopic.debdiff
https://bugs.launchpad.net/ubuntu/+source/glibc/+bug/1398975/+attachment/4273746/+files/fix-lp1398975-utopic.debdiff
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** Patch added: fix-lp1398975-trusty.debdiff
https://bugs.launchpad.net/ubuntu/+source/glibc/+bug/1398975/+attachment/4273748/+files/fix-lp1398975-trusty.debdiff
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** Changed in: glibc (Debian)
Status: Unknown = Fix Released
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Title:
hardware-assisted lock elision hazardous on x86
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