[ovs-build] Passed: elibritstein/OVS#80 (master - fa57e9e)

[Travis CI]

Build Update for elibritstein/OVS
-------------------------------------

Build: #80
Status: Passed

Duration: 20 mins and 6 secs
Commit: fa57e9e (master)
Author: Tonghao Zhang
Message: datapath: ovs_ct_exit to be done under ovs_lock

Upstream commit:
    commit 27de77cec985233bdf6546437b9761853265c505
    Author: Tonghao Zhang <xiangxia.m.yue at gmail.com>
    Date:   Fri Apr 17 02:57:31 2020 +0800

    net: openvswitch: ovs_ct_exit to be done under ovs_lock

    syzbot wrote:
    | =============================
    | WARNING: suspicious RCU usage
    | 5.7.0-rc1+ #45 Not tainted
    | -----------------------------
    | net/openvswitch/conntrack.c:1898 RCU-list traversed in non-reader section!!
    |
    | other info that might help us debug this:
    | rcu_scheduler_active = 2, debug_locks = 1
    | ...
    |
    | stack backtrace:
    | Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.12.0-0-ga698c8995f-prebuilt.qemu.org 04/01/2014
    | Workqueue: netns cleanup_net
    | Call Trace:
    | ...
    | ovs_ct_exit
    | ovs_exit_net
    | ops_exit_list.isra.7
    | cleanup_net
    | process_one_work
    | worker_thread

    To avoid that warning, invoke the ovs_ct_exit under ovs_lock and add
    lockdep_ovsl_is_held as optional lockdep expression.

    Link: https://lore.kernel.org/lkml/000000000000e642a905a0cbee6e@google.com
    Fixes: 11efd5cb04a1 ("openvswitch: Support conntrack zone limit")
    Cc: Pravin B Shelar <pshelar at ovn.org>
    Cc: Yi-Hung Wei <yihung.wei at gmail.com>
    Reported-by: syzbot+7ef50afd3a211f879112 at syzkaller.appspotmail.com
    Signed-off-by: Tonghao Zhang <xiangxia.m.yue at gmail.com>
    Acked-by: Pravin B Shelar <pshelar at ovn.org>
    Signed-off-by: David S. Miller <davem at davemloft.net>

Cc: Tonghao Zhang <xiangxia.m.yue at gmail.com>
Fixes: cb2a5486a3a3 ("datapath: conntrack: Support conntrack zone limit")
Signed-off-by: Greg Rose <gvrose8192 at gmail.com>
Acked-by: Tonghao Zhang <xiangxia.m.yue at gmail.com>
Signed-off-by: Ilya Maximets <i.maximets at ovn.org>

View the changeset: https://github.com/elibritstein/OVS/compare/127b6a6eea02...fa57e9e45257

View the full build log and details: https://travis-ci.org/github/elibritstein/OVS/builds/747143947?utm_medium=notification&utm_source=email


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