This bug was fixed in the package linux - 3.19.0-14.14
---------------
linux (3.19.0-14.14) vivid; urgency=low
[ Upstream Kernel Changes ]
* powerpc: fix memory corruption by pnv_alloc_idle_core_states
- LP: #1442678
* nvme: Fix PRP list calculation for non-4k system page size
- LP: #1442186
* powerpc/perf: Cap 64bit userspace backtraces to PERF_MAX_STACK_DEPTH
- LP: #1442180
-- Leann Ogasawara <leann.ogasaw...@canonical.com> Fri, 10 Apr 2015 11:40:37
-0700
** Changed in: linux (Ubuntu)
Status: Fix Committed => Fix Released
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https://bugs.launchpad.net/bugs/1442678
Title:
powerpc: fix memory corruption by pnv_alloc_idle_core_states
Status in linux package in Ubuntu:
Fix Released
Bug description:
[Impact]
powernv users can potentially see kernel panics due to an issue in
pnv_alloc_idle_core_states()
[Test Case]
Use powernv/cpuidle for extended period without seeing panics due to
memory corruption.
[Fix]
commit d52356e7f48e400ca258c6763a232a92fa82ff68
Fixes: 7cba160ad789 (powernv/cpuidle: Redesign idle states management)
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