Hi, Marek reported issue introduced by commit in Greg's tree: 2cd402b8fd4 ("rpmsg: Fix kfree() of static memory on setting driver_override") Therefore this should go via Greg's tree as well. Marek, Could you test if it fixes your issue? It worked for my case which used different RPMSG driver. Best regards, Krzysztof Krzysztof Kozlowski (2): rpmsg: Fix calling device_lock() on non-initialized device rpmsg: use local 'dev' variable drivers/rpmsg/rpmsg_core.c | 39 ++++++++++++++++++++++++++++------ drivers/rpmsg/rpmsg_internal.h | 14 +----------- drivers/rpmsg/rpmsg_ns.c | 14 +----------- include/linux/rpmsg.h | 8 +++++++ 4 files changed, 43 insertions(+), 32 deletions(-) -- 2.32.0