Fix a memory leak issue on netpoll and create a netconsole test that exposes the problem, when run with kmemleak enabled.
This is a merge of two patches I've sent individually and are merged on the same patchset[1][2].
Link: https://lore.kernel.org/all/20250904-netconsole_torture-v2-0-5775ed5dc366@de... [1] Link: https://lore.kernel.org/all/20250902165426.6d6cd172@kernel.org/ [2]
Signed-off-by: Breno Leitao leitao@debian.org --- Changes in v3: - this patchset is a merge of the fix and the selftest together as recommended by Jakub.
Changes in v2: - Reuse the netconsole creation from lib_netcons.sh. Thus, refactoring the create_dynamic_target() (Jakub) - Move the "wait" to after all the messages has been sent. - Link to v1: https://lore.kernel.org/r/20250902-netconsole_torture-v1-1-03c6066598e9@debi...
--- Breno Leitao (3): netpoll: fix incorrect refcount handling causing incorrect cleanup selftest: netcons: refactor target creation selftest: netcons: create a torture test
net/core/netpoll.c | 7 +- tools/testing/selftests/drivers/net/Makefile | 1 + .../selftests/drivers/net/lib/sh/lib_netcons.sh | 30 +++-- .../selftests/drivers/net/netcons_torture.sh | 127 +++++++++++++++++++++ 4 files changed, 152 insertions(+), 13 deletions(-) --- base-commit: d69eb204c255c35abd9e8cb621484e8074c75eaa change-id: 20250902-netconsole_torture-8fc23f0aca99
Best regards, -- Breno Leitao leitao@debian.org