Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski <kuba@xxxxxxxxxx>: On Tue, 29 Oct 2024 13:46:21 -0400 you wrote: > A size validation fix similar to that in Commit 50619dbf8db7 ("sctp: add > size validation when walking chunks") is also required in sctp_sf_ootb() > to address a crash reported by syzbot: > > BUG: KMSAN: uninit-value in sctp_sf_ootb+0x7f5/0xce0 net/sctp/sm_statefuns.c:3712 > sctp_sf_ootb+0x7f5/0xce0 net/sctp/sm_statefuns.c:3712 > sctp_do_sm+0x181/0x93d0 net/sctp/sm_sideeffect.c:1166 > sctp_endpoint_bh_rcv+0xc38/0xf90 net/sctp/endpointola.c:407 > sctp_inq_push+0x2ef/0x380 net/sctp/inqueue.c:88 > sctp_rcv+0x3831/0x3b20 net/sctp/input.c:243 > sctp4_rcv+0x42/0x50 net/sctp/protocol.c:1159 > ip_protocol_deliver_rcu+0xb51/0x13d0 net/ipv4/ip_input.c:205 > ip_local_deliver_finish+0x336/0x500 net/ipv4/ip_input.c:233 > > [...] Here is the summary with links: - [net] sctp: properly validate chunk size in sctp_sf_ootb() https://git.kernel.org/netdev/net/c/0ead60804b64 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html