linux-kernel - Locking API testsuite: mixed read-lock/lock-write ABBA: |FAILED|

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20171011112825.3c1325ac@cakuba.netronome.com>
Date:   Wed, 11 Oct 2017 11:28:25 -0700
From:   Jakub Kicinski <kubakici@...pl>
To:     LKML <linux-kernel@...r.kernel.org>
Cc:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...nel.org>
Subject: Locking API testsuite: mixed read-lock/lock-write ABBA:           
  |FAILED|

I'm seeing a failure on net-next kernels (rc4):

[    0.000000]   --------------------------------------------------------------------------
[    0.000000]               recursive read-lock:             |  ok  |             |  ok  |
[    0.000000]            recursive read-lock #2:             |  ok  |             |  ok  |
[    0.000000]             mixed read-write-lock:             |  ok  |             |  ok  |
[    0.000000]             mixed write-read-lock:             |  ok  |             |  ok  |
[    0.000000]   mixed read-lock/lock-write ABBA:             |FAILED|             |  ok  |
[    0.000000]    mixed read-lock/lock-read ABBA:             |  ok  |             |  ok  |
[    0.000000]  mixed write-lock/lock-write ABBA:             |  ok  |             |  ok  |
[    0.000000]   --------------------------------------------------------------------------

Is this OK?