We need to drop skb references taken in j1939_session_skb_queue() when destroying a session in j1939_session_destroy(). Otherwise those skbs would be lost. Link to Syzkaller info and repro: https://forge.ispras.ru/issues/11743. Found by Linux Verification Center (linuxtesting.org) with Syzkaller. V1: https://lore.kernel.org/all/20220708175949.539064-1-pchelkin@ispras.ru Fixes: 9d71dd0c7009 ("can: add support of SAE J1939 protocol") Suggested-by: Oleksij Rempel <o.rempel@pengutronix.de> Signed-off-by: Fedor Pchelkin <pchelkin@ispras.ru> Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru> Acked-by: Oleksij Rempel <o.rempel@pengutronix.de> Link: https://lore.kernel.org/all/20220805150216.66313-1-pchelkin@ispras.ru Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de> |
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| .. | ||
| j1939 | ||
| af_can.c | ||
| af_can.h | ||
| bcm.c | ||
| gw.c | ||
| isotp.c | ||
| Kconfig | ||
| Makefile | ||
| proc.c | ||
| raw.c | ||