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Subject[PATCH 0/2] [backports] l2tp use-after-free fixes for 4.9 stable
Hi Greg,

Syzbot has been complaining about KASAN splats due to use-after-free
issues in the l2tp code on 4.9 Android kernels (although I reproduced
with latest 4.9 stable on my laptop):

These have been fixed upstream, but for some reason didn't get picked up
for stable. This series applies to 4.9.y and I'll send patches for 4.4.y
separately as there are a few dependencies to deal with over there.




Guillaume Nault (2):
l2tp: ensure sessions are freed after their PPPOL2TP socket
l2tp: fix race between l2tp_session_delete() and

net/l2tp/l2tp_core.c | 6 ++++++
net/l2tp/l2tp_core.h | 1 +
net/l2tp/l2tp_ppp.c | 8 ++++----
3 files changed, 11 insertions(+), 4 deletions(-)


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