Date: Fri, 11 Jun 2021 15:40:36 +0200 From: Hans Petter Selasky <hps@selasky.org> To: "Herbert J. Skuhra" <herbert@gojira.at> Cc: freebsd-arm@freebsd.org Subject: Re: Easily reproducible stable/13 kernel crash Message-ID: <6539d48b-499c-b27b-f4aa-1af339bb5bc8@selasky.org> In-Reply-To: <770ec82a-5fa5-530c-b059-bcae09c213e1@selasky.org> References: <63c37775-f1f6-def7-1ca2-4ac0460c46e2@shrew.net> <87y2bhuehz.wl-herbert@gojira.at> <87wnr0vq79.wl-herbert@gojira.at> <6d268f28-373e-fd84-9fe8-9e39831760e5@selasky.org> <87tum48ror.wl-herbert@gojira.at> <770ec82a-5fa5-530c-b059-bcae09c213e1@selasky.org>
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Hi,
Also need to update tcp_var.h:
diff --git a/sys/netinet/tcp_subr.c b/sys/netinet/tcp_subr.c
index dff7767cd9c..33bc0549165 100644
--- a/sys/netinet/tcp_subr.c
+++ b/sys/netinet/tcp_subr.c
@@ -1234,6 +1234,10 @@ tcp_init(void)
tcp_inp_lro_wokeup_queue = counter_u64_alloc(M_WAITOK);
tcp_inp_lro_compressed = counter_u64_alloc(M_WAITOK);
tcp_inp_lro_locks_taken = counter_u64_alloc(M_WAITOK);
+ tcp_extra_mbuf = counter_u64_alloc(M_WAITOK);
+ tcp_would_have_but = counter_u64_alloc(M_WAITOK);
+ tcp_comp_total = counter_u64_alloc(M_WAITOK);
+ tcp_uncomp_total = counter_u64_alloc(M_WAITOK);
#ifdef TCPPCAP
tcp_pcap_init();
#endif
diff --git a/sys/netinet/tcp_var.h b/sys/netinet/tcp_var.h
index c9b337b3c3d..049aa0cc7b0 100644
--- a/sys/netinet/tcp_var.h
+++ b/sys/netinet/tcp_var.h
@@ -984,6 +984,10 @@ extern counter_u64_t tcp_inp_lro_direct_queue;
extern counter_u64_t tcp_inp_lro_wokeup_queue;
extern counter_u64_t tcp_inp_lro_compressed;
extern counter_u64_t tcp_inp_lro_locks_taken;
+extern counter_u64_t tcp_extra_mbuf;
+extern counter_u64_t tcp_would_have_but;
+extern counter_u64_t tcp_comp_total;
+extern counter_u64_t tcp_uncomp_total;
#ifdef NETFLIX_EXP_DETECTION
/* Various SACK attack thresholds */
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