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authorFlorian Westphal <fw@strlen.de>2025-12-11 13:16:49 +0100
committerFlorian Westphal <fw@strlen.de>2025-12-15 15:04:04 +0100
commitfec7b0795548b43e2c3c46e3143c34ef6070341c (patch)
treeb524dbdecc6f4cf526780e0bc3ddc08f9e7767a4
parent7e7a817f2dfd79098a706ee5581ea9518b2de878 (diff)
selftests: netfilter: packetdrill: avoid failure on HZ=100 kernel
packetdrill --ip_version=ipv4 --mtu=1500 --tolerance_usecs=1000000 --non_fatal packet conntrack_syn_challenge_ack.pkt conntrack v1.4.8 (conntrack-tools): 1 flow entries have been shown. conntrack_syn_challenge_ack.pkt:32: error executing `conntrack -f $NFCT_IP_VERSION \ -L -p tcp --dport 8080 | grep UNREPLIED | grep -q SYN_SENT` command: non-zero status 1 Affected kernel had CONFIG_HZ=100; reset packet was still sitting in backlog. Reported-by: Yi Chen <yiche@redhat.com> Fixes: a8a388c2aae4 ("selftests: netfilter: add packetdrill based conntrack tests") Signed-off-by: Florian Westphal <fw@strlen.de>
-rw-r--r--tools/testing/selftests/net/netfilter/packetdrill/conntrack_syn_challenge_ack.pkt2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/testing/selftests/net/netfilter/packetdrill/conntrack_syn_challenge_ack.pkt b/tools/testing/selftests/net/netfilter/packetdrill/conntrack_syn_challenge_ack.pkt
index 3442cd29bc93..cdb3910af95b 100644
--- a/tools/testing/selftests/net/netfilter/packetdrill/conntrack_syn_challenge_ack.pkt
+++ b/tools/testing/selftests/net/netfilter/packetdrill/conntrack_syn_challenge_ack.pkt
@@ -26,7 +26,7 @@
+0.01 > R 643160523:643160523(0) win 0
-+0.01 `conntrack -f $NFCT_IP_VERSION -L -p tcp --dport 8080 2>/dev/null | grep UNREPLIED | grep -q SYN_SENT`
++0.1 `conntrack -f $NFCT_IP_VERSION -L -p tcp --dport 8080 2>/dev/null | grep UNREPLIED | grep -q SYN_SENT`
// Must go through.
+0.01 > S 0:0(0) win 65535 <mss 1460,sackOK,TS val 1 ecr 0,nop,wscale 8>