Tonghao Zhang 27de77cec9 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: 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>		2020-04-20 10:53:54 -07:00
..
Kconfig	treewide: Add SPDX license identifier - Makefile/Kconfig	2019-05-21 10:50:46 +02:00
Makefile	…
actions.c	openvswitch: add TTL decrement action	2020-02-16 19:34:44 -08:00
conntrack.c	net: openvswitch: ovs_ct_exit to be done under ovs_lock	2020-04-20 10:53:54 -07:00
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	2020-04-20 10:53:54 -07:00
datapath.h	net: openvswitch: add hash info to upcall	2019-11-14 17:29:46 -08:00
dp_notify.c	net: openvswitch: use netif_ovs_is_port() instead of opencode	2019-07-08 15:53:25 -07:00
flow.c	Change in Openvswitch to support MPLS label depth of 3 in ingress direction	2019-11-05 18:02:29 -08:00
flow.h	treewide: Use sizeof_field() macro	2019-12-09 10:36:44 -08:00
flow_netlink.c	Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net	2020-02-21 13:39:34 -08:00
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: use hlist_for_each_entry_rcu instead of hlist_for_each_entry	2020-04-02 17:48:12 -07:00
flow_table.h	net: openvswitch: convert mask list in mask array	2019-11-03 17:18:03 -08:00
meter.c	meter.c: Use built-in RCU list checking	2020-02-18 12:46:26 -08:00
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	vport.c: Use built-in RCU list checking	2020-02-18 12:46:27 -08:00
vport.h	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269	2019-06-05 17:30:29 +02:00