Tonghao Zhang 4acc0b18f7 net: openvswitch: ovs_ct_exit to be done under ovs_lock ... [ Upstream commit 27de77cec9 ] 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: 11efd5cb04 ("openvswitch: Support conntrack zone limit") Cc: Pravin B Shelar <pshelar@ovn.org> Cc: Yi-Hung Wei <yihung.wei@gmail.com> Reported-by: syzbot+7ef50afd3a211f879112@syzkaller.appspotmail.com Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com> Acked-by: Pravin B Shelar <pshelar@ovn.org> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>		2020-04-29 16:33:08 +02:00
..
Kconfig	treewide: Add SPDX license identifier - Makefile/Kconfig	2019-05-21 10:50:46 +02:00
Makefile	openvswitch: Add meter infrastructure	2017-11-13 10:37:07 +09:00
actions.c	net: Fixed updating of ethertype in skb_mpls_push()	2019-12-18 16:08:56 +01:00
conntrack.c	net: openvswitch: ovs_ct_exit to be done under ovs_lock	2020-04-29 16:33:08 +02:00
conntrack.h	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 295	2019-06-05 17:36:38 +02:00
datapath.c	net: openvswitch: ovs_ct_exit to be done under ovs_lock	2020-04-29 16:33:08 +02:00
datapath.h	net: openvswitch: Set OvS recirc_id from tc chain index	2019-09-06 14:59:18 +02:00
dp_notify.c	net: openvswitch: use netif_ovs_is_port() instead of opencode	2019-07-08 15:53:25 -07:00
flow.c	net: openvswitch: Set OvS recirc_id from tc chain index	2019-09-06 14:59:18 +02:00
flow.h	openvswitch: Properly set L4 keys on "later" IP fragments	2019-08-28 14:53:51 -07:00
flow_netlink.c	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269	2019-06-05 17:30:29 +02:00
flow_netlink.h	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269	2019-06-05 17:30:29 +02:00
flow_table.c	net: openvswitch: rename flow_stats to sw_flow_stats	2019-07-19 21:27:45 -07:00
flow_table.h	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269	2019-06-05 17:30:29 +02:00
meter.c	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 206	2019-05-30 11:29:53 -07:00
meter.h	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 206	2019-05-30 11:29:53 -07:00
vport-geneve.c	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152	2019-05-30 11:26:32 -07:00
vport-gre.c	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269	2019-06-05 17:30:29 +02:00
vport-internal_dev.c	net: openvswitch: free vport unless register_netdevice() succeeds	2019-10-22 14:45:08 -07:00
vport-internal_dev.h	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269	2019-06-05 17:30:29 +02:00
vport-netdev.c	net: openvswitch: use netif_ovs_is_port() instead of opencode	2019-07-08 15:53:25 -07:00
vport-netdev.h	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269	2019-06-05 17:30:29 +02:00
vport-vxlan.c	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269	2019-06-05 17:30:29 +02:00
vport.c	Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net	2019-06-17 20:20:36 -07:00
vport.h	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269	2019-06-05 17:30:29 +02:00