The branch stable/13 has been updated by tuexen:
URL:
https://cgit.FreeBSD.org/src/commit/?id=3fa95c0fe60bbd67db6043c7e18910387bbe1bac
commit 3fa95c0fe60bbd67db6043c7e18910387bbe1bac
Author: Michael Tuexen <tue...@freebsd.org>
AuthorDate: 2021-01-31 09:46:23 +0000
Commit: Michael Tuexen <tue...@freebsd.org>
CommitDate: 2021-03-02 12:28:09 +0000
sctp: fix a locking issue for old unordered data
Thanks to Anatoly Korniltsev for reporting the issue for the
userland stack.
(cherry picked from commit 8dc6a1edca6de0c64f6c082f69097746d1346592)
---
sys/netinet/sctp_indata.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sys/netinet/sctp_indata.c b/sys/netinet/sctp_indata.c
index 08af27c934fb..6997a0099c88 100644
--- a/sys/netinet/sctp_indata.c
+++ b/sys/netinet/sctp_indata.c
@@ -803,7 +803,7 @@ restart:
}
memset(nc, 0, sizeof(struct sctp_queued_to_read));
TAILQ_REMOVE(&control->reasm, chk, sctp_next);
- sctp_add_chk_to_control(control, strm, stcb, asoc, chk,
SCTP_READ_LOCK_NOT_HELD);
+ sctp_add_chk_to_control(control, strm, stcb, asoc, chk,
inp_read_lock_held);
fsn++;
cnt_added++;
chk = NULL;
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