s390/pci: enforce fmb page boundary rule

Bug #1558625 reported by bugproxy
8
This bug affects 1 person
Affects Status Importance Assigned to Milestone
linux (Ubuntu)
Fix Released
Wishlist
Tim Gardner
Xenial
Fix Released
Wishlist
Tim Gardner

Bug Description

== Comment: #0 - Helmut Grauer - 2016-03-17 02:18:56 ==
Hi,

PCI ROCE test running int a kernel panic please pickup this upstreamfix for Ubuntu driver when available

upstream via:

commit 80c544ded25ac14d7cc3e555abb8ed2c2da99b84
Author: Sebastian Ott <email address hidden>
Date: Mon Mar 14 15:47:23 2016 +0100

    s390/pci: enforce fmb page boundary rule

    The function measurement block must not cross a page boundary. Ensure
    that by raising the alignment requirement to the smallest power of 2
    larger than the size of the fmb.

    Fixes: d0b088531 ("s390/pci: performance statistics and debug infrastructure")
    Cc: <email address hidden> # v3.8+
    Signed-off-by: Sebastian Ott <email address hidden>
    Signed-off-by: Martin Schwidefsky <email address hidden>

Thanks
Helmut

bugproxy (bugproxy)
tags: added: architecture-s39064 bugnameltc-139175 severity-critical targetmilestone-inin1604
Changed in ubuntu:
assignee: nobody → Skipper Bug Screeners (skipper-screen-team)
Kevin W. Rudd (kevinr)
affects: ubuntu → linux (Ubuntu)
dann frazier (dannf)
Changed in linux (Ubuntu):
status: New → Confirmed
assignee: Skipper Bug Screeners (skipper-screen-team) → Andy Whitcroft (apw)
Tim Gardner (timg-tpi)
Changed in linux (Ubuntu Xenial):
assignee: Andy Whitcroft (apw) → Tim Gardner (timg-tpi)
status: Confirmed → Fix Committed
Changed in linux (Ubuntu Xenial):
importance: Undecided → Wishlist
Revision history for this message
Launchpad Janitor (janitor) wrote :
Download full text (11.3 KiB)

This bug was fixed in the package linux - 4.4.0-15.31

---------------
linux (4.4.0-15.31) xenial; urgency=low

  [ Tim Gardner ]

  * Release Tracking Bug
    - LP: #1559252

  * Xilinx KU3 Capi card does not show up in Ubuntu 16.04 (LP: #1557001)
    - SAUCE: (noup) cxl: Allow initialization on timebase sync failures

  * policy namespace stacking (LP: #1379535)
    - Revert "UBUNTU: SAUCE: Move replacedby allocation into label_alloc"
    - Revert "UBUNTU: SAUCE: Fixup: __label_update() still doesn't handle some cases correctly."
    - Revert "UBUNTU: SAUCE: fix: audit "no_new_privs" case for exec failure"
    - Revert "UBUNTU: SAUCE: fixup: warning about aa_label_vec_find_or_create not being static"
    - Revert "UBUNTU: SAUCE: apparmor: fix refcount race when finding a child profile"
    - Revert "UBUNTU: SAUCE: fixup: cast poison values to remove warnings"
    - Revert "UBUNTU: SAUCE: fixup: get rid of unused var build warning"
    - Revert "UBUNTU: SAUCE: fixup: 20/23 locking issue around in __label_update"
    - Revert "UBUNTU: SAUCE: fixup: make __share_replacedby private to get rid of build warning"
    - Revert "UBUNTU: SAUCE: fix: replacedby forwarding is not being properly update when ns is destroyed"
    - Revert "UBUNTU: SAUCE: apparmor: fix log of apparmor audit message when kern_path() fails"
    - Revert "UBUNTU: SAUCE: fixup: cleanup return handling of labels"
    - Revert "UBUNTU: SAUCE: apparmor: fix: ref count leak when profile sha1 hash is read"
    - Revert "UBUNTU: SAUCE: apparmor: Fix: query label file permission"
    - Revert "UBUNTU: SAUCE: apparmor: Don't remove label on rcu callback if the label has already been removed"
    - Revert "UBUNTU: SAUCE: apparmor: Fix: break circular refcount for label that is directly freed."
    - Revert "UBUNTU: SAUCE: apparmor: Fix: refcount bug when inserting label update that transitions ns"
    - Revert "UBUNTU: SAUCE: apparmor: Fix: now that insert can force replacement use it instead of remove_and_insert"
    - Revert "UBUNTU: SAUCE: apparmor Fix: refcount bug in pivotroot mediation"
    - Revert "UBUNTU: SAUCE: apparmor: ensure that repacedby sharing is done correctly"
    - Revert "UBUNTU: SAUCE: apparmor: Fix: update replacedby allocation to take a gfp parameter"
    - Revert "UBUNTU: SAUCE: apparmor: Fix: convert replacedby update to be protected by the labelset lock"
    - Revert "UBUNTU: SAUCE: apparmor: Fix: add required locking of __aa_update_replacedby on merge path"
    - Revert "UBUNTU: SAUCE: apparmor: Fix: deadlock in aa_put_label() call chain"
    - Revert "UBUNTU: SAUCE: apparmor: Fix: label_vec_merge insertion"
    - Revert "UBUNTU: SAUCE: apparmor: Fix: ensure new labels resulting from merge have a replacedby"
    - Revert "UBUNTU: SAUCE: apparmor: Fix: refcount leak in aa_label_merge"
    - Revert "UBUNTU: SAUCE: apparmor: Fix: refcount race between locating in labelset and get"
    - Revert "UBUNTU: SAUCE: apparmor: Fix: label merge handling of marking unconfined and stale"
    - Revert "UBUNTU: SAUCE: apparmor: add underscores to indicate aa_label_next_not_in_set() use needs locking"
    - Revert "UBUNTU: SAUCE: apparmor: debug: POISON label and replaceby ...

Changed in linux (Ubuntu Xenial):
status: Fix Committed → Fix Released
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