This is a note to let you know that I've just added the patch titled bonding: add missed __rcu annotation for curr_active_slave to the 6.1-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: bonding-add-missed-__rcu-annotation-for-curr_active_.patch and it can be found in the queue-6.1 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 936ba75d2bb232ebfb4c18c4b8570406dbf74ce4 Author: Hangbin Liu <liuhangbin@xxxxxxxxx> Date: Mon Dec 12 11:56:45 2022 +0800 bonding: add missed __rcu annotation for curr_active_slave [ Upstream commit 3d0b738fc5adf9f380702ac1424672e4b32c3781 ] There is one direct accesses to bond->curr_active_slave in bond_miimon_commit(). Protected it by rcu_access_pointer() since the later of this function also use this one. Signed-off-by: Hangbin Liu <liuhangbin@xxxxxxxxx> Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx> Stable-dep-of: e95cc44763a4 ("bonding: do failover when high prio link up") Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 29d0a6493b1b..af35a46994cc 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -2698,7 +2698,7 @@ static void bond_miimon_commit(struct bonding *bond) bond_miimon_link_change(bond, slave, BOND_LINK_UP); - if (!bond->curr_active_slave || slave == primary) + if (!rcu_access_pointer(bond->curr_active_slave) || slave == primary) goto do_failover; continue;