This is a note to let you know that I've just added the patch titled net: ieee802154: stop dump llsec params for monitors to the 4.4-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: net-ieee802154-stop-dump-llsec-params-for-monitors.patch and it can be found in the queue-4.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 1534efc7bbc1121e92c86c2dabebaf2c9dcece19 Mon Sep 17 00:00:00 2001 From: Alexander Aring <aahringo@xxxxxxxxxx> Date: Sun, 4 Apr 2021 20:30:54 -0400 Subject: net: ieee802154: stop dump llsec params for monitors From: Alexander Aring <aahringo@xxxxxxxxxx> commit 1534efc7bbc1121e92c86c2dabebaf2c9dcece19 upstream. This patch stops dumping llsec params for monitors which we don't support yet. Otherwise we will access llsec mib which isn't initialized for monitors. Reported-by: syzbot+cde43a581a8e5f317bc2@xxxxxxxxxxxxxxxxxxxxxxxxx Signed-off-by: Alexander Aring <aahringo@xxxxxxxxxx> Link: https://lore.kernel.org/r/20210405003054.256017-16-aahringo@xxxxxxxxxx Signed-off-by: Stefan Schmidt <stefan@xxxxxxxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- net/ieee802154/nl802154.c | 5 +++++ 1 file changed, 5 insertions(+) --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -843,8 +843,13 @@ nl802154_send_iface(struct sk_buff *msg, goto nla_put_failure; #ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL + if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR) + goto out; + if (nl802154_get_llsec_params(msg, rdev, wpan_dev) < 0) goto nla_put_failure; + +out: #endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */ genlmsg_end(msg, hdr); Patches currently in stable-queue which might be from aahringo@xxxxxxxxxx are queue-4.4/net-ieee802154-fix-nl802154-del-llsec-devkey.patch queue-4.4/net-ieee802154-fix-nl802154-del-llsec-key.patch queue-4.4/net-ieee802154-forbid-monitor-for-del-llsec-seclevel.patch queue-4.4/net-ieee802154-fix-nl802154-add-llsec-key.patch queue-4.4/net-ieee802154-forbid-monitor-for-set-llsec-params.patch queue-4.4/net-ieee802154-nl-mac-fix-check-on-panid.patch queue-4.4/net-mac802154-fix-general-protection-fault.patch queue-4.4/net-ieee802154-fix-nl802154-del-llsec-dev.patch queue-4.4/net-ieee802154-stop-dump-llsec-params-for-monitors.patch