make -C tools/testing/selftests TARGETS="net" TEST_PROGS=fib_tests.sh TESTT_GEN_PROGS="" run_tests make: Entering directory '/home/virtme/testing/wt-3/tools/testing/selftests' make[1]: Entering directory '/home/virtme/testing/wt-3/tools/testing/selftests/net' make[1]: Nothing to be done for 'all'. make[1]: Leaving directory '/home/virtme/testing/wt-3/tools/testing/selftests/net' make[1]: Entering directory '/home/virtme/testing/wt-3/tools/testing/selftests/net/lib' make[1]: Nothing to be done for 'all'. make[1]: Leaving directory '/home/virtme/testing/wt-3/tools/testing/selftests/net/lib' make[1]: Entering directory '/home/virtme/testing/wt-3/tools/testing/selftests/net' TAP version 13 1..1 # overriding timeout to 7200 # selftests: net: fib_tests.sh # 0.54 [+0.54] # 0.54 [+0.00] Single path route test # 2.08 [+1.54] Start point # 2.20 [+0.12] TEST: IPv4 fibmatch [ OK ] # 2.30 [+0.10] TEST: IPv6 fibmatch [ OK ] # 2.45 [+0.15] Nexthop device deleted # 2.55 [+0.10] TEST: IPv4 fibmatch - no route [ OK ] # 2.66 [+0.11] TEST: IPv6 fibmatch - no route [ OK ] # 3.38 [+0.72] # 3.38 [+0.00] Multipath route test # 5.94 [+2.56] Start point # 6.05 [+0.12] TEST: IPv4 fibmatch [ OK ] # 6.18 [+0.13] TEST: IPv6 fibmatch [ OK ] # 6.32 [+0.14] One nexthop device deleted # 6.41 [+0.09] TEST: IPv4 - multipath route removed on delete [ OK ] # 6.53 [+0.12] TEST: IPv6 - multipath down to single path [ OK ] # 6.67 [+0.13] Second nexthop device deleted # 6.77 [+0.10] TEST: IPv6 - no route [ OK ] # 7.50 [+0.74] # 7.50 [+0.00] Single path, admin down # 9.39 [+1.89] Start point # 9.52 [+0.13] TEST: IPv4 fibmatch [ OK ] # 9.60 [+0.09] TEST: IPv6 fibmatch [ OK ] # 9.73 [+0.13] Route deleted on down # 9.84 [+0.11] TEST: IPv4 fibmatch [ OK ] # 9.95 [+0.10] TEST: IPv6 fibmatch [ OK ] # 10.50 [+0.56] # 10.50 [+0.00] Admin down multipath # 12.96 [+2.46] Verify start point # 13.07 [+0.12] TEST: IPv4 fibmatch [ OK ] # 13.19 [+0.12] TEST: IPv6 fibmatch [ OK ] # 13.31 [+0.11] One device down, one up # 13.40 [+0.10] TEST: IPv4 fibmatch on down device [ OK ] # 13.52 [+0.12] TEST: IPv6 fibmatch on down device [ OK ] # 13.63 [+0.11] TEST: IPv4 fibmatch on up device [ OK ] # 13.74 [+0.10] TEST: IPv6 fibmatch on up device [ OK ] # 13.85 [+0.11] TEST: IPv4 flags on down device [ OK ] # 13.95 [+0.10] TEST: IPv6 flags on down device [ OK ] # 14.06 [+0.11] TEST: IPv4 flags on up device [ OK ] # 14.18 [+0.12] TEST: IPv6 flags on up device [ OK ] # 14.41 [+0.23] Other device down and up # 14.53 [+0.12] TEST: IPv4 fibmatch on down device [ OK ] # 14.64 [+0.11] TEST: IPv6 fibmatch on down device [ OK ] # 14.75 [+0.11] TEST: IPv4 fibmatch on up device [ OK ] # 14.85 [+0.10] TEST: IPv6 fibmatch on up device [ OK ] # 14.98 [+0.13] TEST: IPv4 flags on down device [ OK ] # 15.10 [+0.12] TEST: IPv6 flags on down device [ OK ] # 15.21 [+0.11] TEST: IPv4 flags on up device [ OK ] # 15.31 [+0.10] TEST: IPv6 flags on up device [ OK ] # 15.42 [+0.11] Both devices down # 15.54 [+0.12] TEST: IPv4 fibmatch [ OK ] # 15.66 [+0.11] TEST: IPv6 fibmatch [ OK ] # 16.33 [+0.68] # 16.33 [+0.00] Local carrier tests - single path # 18.28 [+1.95] Start point # 18.39 [+0.11] TEST: IPv4 fibmatch [ OK ] # 18.51 [+0.12] TEST: IPv6 fibmatch [ OK ] # 18.61 [+0.10] TEST: IPv4 - no linkdown flag [ OK ] # 18.73 [+0.12] TEST: IPv6 - no linkdown flag [ OK ] # 19.90 [+1.17] Carrier off on nexthop # 20.01 [+0.11] TEST: IPv4 fibmatch [ OK ] # 20.13 [+0.12] TEST: IPv6 fibmatch [ OK ] # 20.24 [+0.11] TEST: IPv4 - linkdown flag set [ OK ] # 20.37 [+0.13] TEST: IPv6 - linkdown flag set [ OK ] # 20.59 [+0.23] Route to local address with carrier down # 20.70 [+0.11] TEST: IPv4 fibmatch [ OK ] # 20.82 [+0.12] TEST: IPv6 fibmatch [ OK ] # 20.94 [+0.12] TEST: IPv4 linkdown flag set [ OK ] # 21.08 [+0.15] TEST: IPv6 linkdown flag set [ OK ] # 21.63 [+0.55] # 21.63 [+0.00] Single path route carrier test # 23.61 [+1.98] Start point # 23.72 [+0.11] TEST: IPv4 fibmatch [ OK ] # 23.82 [+0.10] TEST: IPv6 fibmatch [ OK ] # 23.96 [+0.13] TEST: IPv4 no linkdown flag [ OK ] # 24.09 [+0.14] TEST: IPv6 no linkdown flag [ OK ] # 25.27 [+1.17] Carrier down # 25.38 [+0.11] TEST: IPv4 fibmatch [ OK ] # 25.50 [+0.12] TEST: IPv6 fibmatch [ OK ] # 25.60 [+0.10] TEST: IPv4 linkdown flag set [ OK ] # 25.71 [+0.11] TEST: IPv6 linkdown flag set [ OK ] # 25.93 [+0.22] Second address added with carrier down # 26.04 [+0.12] TEST: IPv4 fibmatch [ OK ] # 26.16 [+0.11] TEST: IPv6 fibmatch [ OK ] # 26.28 [+0.12] TEST: IPv4 linkdown flag set [ OK ] # 26.41 [+0.13] TEST: IPv6 linkdown flag set [ OK ] # 32.01 [+5.60] # 32.01 [+0.00] IPv4 nexthop tests # 32.02 [+0.00] <<< write me >>> # 32.32 [+0.31] # 32.32 [+0.00] IPv6 nexthop tests # 32.44 [+0.12] TEST: Directly connected nexthop, unicast address [ OK ] # 32.57 [+0.13] TEST: Directly connected nexthop, unicast address with device [ OK ] # 32.70 [+0.13] TEST: Gateway is linklocal address [ OK ] # 32.83 [+0.13] TEST: Gateway is linklocal address, no device [ OK ] # 32.96 [+0.13] TEST: Gateway can not be local unicast address [ OK ] # 33.09 [+0.13] TEST: Gateway can not be local unicast address, with device [ OK ] # 33.22 [+0.13] TEST: Gateway can not be a local linklocal address [ OK ] # 33.35 [+0.13] TEST: Gateway can be local address in a VRF [ OK ] # 33.47 [+0.12] TEST: Gateway can be local address in a VRF, with device [ OK ] # 33.60 [+0.13] TEST: Gateway can be local linklocal address in a VRF [ OK ] # 33.72 [+0.12] TEST: Redirect to VRF lookup [ OK ] # 33.85 [+0.13] TEST: VRF route, gateway can be local address in default VRF [ OK ] # 33.97 [+0.12] TEST: VRF route, gateway can not be a local address [ OK ] # 34.09 [+0.12] TEST: VRF route, gateway can not be a local addr with device [ OK ] # 35.11 [+1.02] # 35.11 [+0.00] FIB rule with suppress_prefixlength # 37.78 [+2.67] TEST: FIB rule suppress test [ OK ] # 40.29 [+2.51] # 40.29 [+0.00] Fib6 info length calculation in route notify test # 45.02 [+4.73] TEST: ipv6 route add notify [ OK ] # 47.43 [+2.41] # 47.43 [+0.00] Fib4 info length calculation in route notify test # 52.09 [+4.66] TEST: ipv4 route add notify [ OK ] # 58.55 [+6.46] # 58.56 [+0.00] IPv6 route add / append tests # 59.03 [+0.47] TEST: Attempt to add duplicate route - gw [ OK ] # 59.53 [+0.50] TEST: Attempt to add duplicate route - dev only [ OK ] # 60.00 [+0.48] TEST: Attempt to add duplicate route - reject route [ OK ] # 60.62 [+0.62] TEST: Append nexthop to existing route - gw [ OK ] # 61.12 [+0.50] TEST: Add multipath route [ OK ] # 61.60 [+0.48] TEST: Attempt to add duplicate multipath route [ OK ] # 62.19 [+0.60] TEST: Route add with different metrics [ OK ] # 62.46 [+0.27] TEST: Route delete with metric [ OK ] # 62.46 [+0.00] # 62.46 [+0.00] IPv6 route replace tests # 63.12 [+0.66] TEST: Single path with single path [ OK ] # 63.73 [+0.61] TEST: Single path with multipath [ OK ] # 64.34 [+0.60] TEST: Single path with single path via multipath attribute [ OK ] # 64.97 [+0.63] TEST: Invalid nexthop [ OK ] # 65.43 [+0.47] TEST: Single path - replace of non-existent route [ OK ] # 66.11 [+0.68] TEST: Multipath with multipath [ OK ] # 66.71 [+0.60] TEST: Multipath with single path [ OK ] # 67.33 [+0.62] TEST: Multipath with single path via multipath attribute [ OK ] # 67.92 [+0.59] TEST: Multipath with dev-only [ OK ] # 68.53 [+0.61] TEST: Multipath - invalid first nexthop [ OK ] # 69.15 [+0.63] TEST: Multipath - invalid second nexthop [ OK ] # 69.61 [+0.46] TEST: Multipath - replace of non-existent route [ OK ] # 69.62 [+0.00] # 69.62 [+0.00] IPv6 route with dsfield tests # 69.86 [+0.24] TEST: Reject route with dsfield [ OK ] # 78.26 [+8.40] # 78.26 [+0.00] IPv4 route add / append tests # 78.73 [+0.48] TEST: Attempt to add duplicate route - gw [ OK ] # 79.22 [+0.49] TEST: Attempt to add duplicate route - dev only [ OK ] # 79.69 [+0.47] TEST: Attempt to add duplicate route - reject route [ OK ] # 80.28 [+0.59] TEST: Add new nexthop for existing prefix [ OK ] # 80.89 [+0.61] TEST: Append nexthop to existing route - gw [ OK ] # 81.49 [+0.60] TEST: Append nexthop to existing route - dev only [ OK ] # 82.10 [+0.61] TEST: Append nexthop to existing route - reject route [ OK ] # 82.62 [+0.52] TEST: Append nexthop to existing reject route - gw [ OK ] # 83.12 [+0.50] TEST: Append nexthop to existing reject route - dev only [ OK ] # 83.60 [+0.48] TEST: add multipath route [ OK ] # 84.09 [+0.48] TEST: Attempt to add duplicate multipath route [ OK ] # 84.68 [+0.59] TEST: Route add with different metrics [ OK ] # 84.95 [+0.27] TEST: Route delete with metric [ OK ] # 84.95 [+0.00] # 84.95 [+0.00] IPv4 route replace tests # 85.58 [+0.62] TEST: Single path with single path [ OK ] # 86.21 [+0.63] TEST: Single path with multipath [ OK ] # 86.82 [+0.61] TEST: Single path with reject route [ OK ] # 87.44 [+0.62] TEST: Single path with single path via multipath attribute [ OK ] # 88.04 [+0.60] TEST: Invalid nexthop [ OK ] # 88.53 [+0.49] TEST: Single path - replace of non-existent route [ OK ] # 89.15 [+0.62] TEST: Multipath with multipath [ OK ] # 89.77 [+0.63] TEST: Multipath with single path [ OK ] # 90.38 [+0.60] TEST: Multipath with single path via multipath attribute [ OK ] # 90.98 [+0.60] TEST: Multipath with reject route [ OK ] # 91.61 [+0.63] TEST: Multipath - invalid first nexthop [ OK ] # 92.23 [+0.62] TEST: Multipath - invalid second nexthop [ OK ] # 92.76 [+0.53] TEST: Multipath - replace of non-existent route [ OK ] # 94.67 [+1.91] TEST: Cached route removed from VRF port device [ OK ] # 94.67 [+0.00] # 94.67 [+0.00] IPv4 route with dsfield tests # 94.93 [+0.26] TEST: Reject route with dsfield 0x01 [ OK ] # 95.05 [+0.12] TEST: Reject route with dsfield 0x02 [ OK ] # 95.18 [+0.13] TEST: Reject route with dsfield 0x03 [ OK ] # 95.53 [+0.35] TEST: IPv4 route with DSCP and ECN:Not-ECT [ OK ] # 95.66 [+0.13] TEST: IPv4 route with DSCP and ECN:ECT(1) [ OK ] # 95.77 [+0.11] TEST: IPv4 route with DSCP and ECN:ECT(0) [ OK ] # 95.90 [+0.13] TEST: IPv4 route with DSCP and ECN:CE [ OK ] # 96.04 [+0.15] TEST: IPv4 route with unknown DSCP and ECN:Not-ECT [ OK ] # 96.15 [+0.11] TEST: IPv4 route with unknown DSCP and ECN:ECT(1) [ OK ] # 96.26 [+0.11] TEST: IPv4 route with unknown DSCP and ECN:ECT(0) [ OK ] # 96.38 [+0.12] TEST: IPv4 route with unknown DSCP and ECN:CE [ OK ] # 96.51 [+0.13] TEST: IPv4 route with no DSCP and ECN:Not-ECT [ OK ] # 96.62 [+0.11] TEST: IPv4 route with no DSCP and ECN:ECT(1) [ OK ] # 96.73 [+0.11] TEST: IPv4 route with no DSCP and ECN:ECT(0) [ OK ] # 96.85 [+0.12] TEST: IPv4 route with no DSCP and ECN:CE [ OK ] # 98.81 [+1.96] # 98.81 [+0.00] IPv6 prefix route tests # 101.71 [+2.90] TEST: Default metric [ OK ] # 102.14 [+0.43] TEST: User specified metric on first device [ OK ] # 102.52 [+0.38] TEST: User specified metric on second device [ OK ] # 102.78 [+0.25] TEST: Delete of address on first device [ OK ] # 103.03 [+0.26] TEST: Modify metric of address [ OK ] # 103.45 [+0.41] TEST: Prefix route removed on link down [ OK ] # 103.70 [+0.26] TEST: Prefix route with metric on link up [ OK ] # 104.09 [+0.38] TEST: Set metric with peer route on local side [ OK ] # 104.22 [+0.14] TEST: Set metric with peer route on peer side [ OK ] # 104.48 [+0.25] TEST: Modify metric and peer address on local side [ OK ] # 104.60 [+0.12] TEST: Modify metric and peer address on peer side [ OK ] # 105.83 [+1.23] # 105.83 [+0.00] IPv4 prefix route tests # 108.66 [+2.82] TEST: Default metric [ OK ] # 109.02 [+0.37] TEST: User specified metric on first device [ OK ] # 109.41 [+0.39] TEST: User specified metric on second device [ OK ] # 109.67 [+0.26] TEST: Delete of address on first device [ OK ] # 109.91 [+0.24] TEST: Modify metric of address [ OK ] # 110.13 [+0.22] TEST: Prefix route removed on link down [ OK ] # 110.41 [+0.28] TEST: Prefix route with metric on link up [ OK ] # 110.91 [+0.50] TEST: Modify metric of .0/24 address [ OK ] # 111.26 [+0.36] TEST: Set metric of address with peer route [ OK ] # 111.53 [+0.26] TEST: Modify metric and peer address for peer route [ OK ] # 112.71 [+1.18] # 112.71 [+0.00] IPv6 routes with metrics # 119.56 [+6.85] TEST: Single path route with mtu metric [ OK ] # 119.94 [+0.38] TEST: Multipath route via 2 single routes with mtu metric on first [ OK ] # 120.31 [+0.37] TEST: Multipath route via 2 single routes with mtu metric on 2nd [ OK ] # 120.58 [+0.27] TEST: MTU of second leg [ OK ] # 120.85 [+0.28] TEST: Multipath route with mtu metric [ OK ] # 121.17 [+0.32] TEST: Using route with mtu metric [ OK ] # 121.38 [+0.21] TEST: Invalid metric (fails metric_convert) [ OK ] # 123.25 [+1.87] # 123.25 [+0.00] IPv4 route add / append tests # 130.09 [+6.85] TEST: Single path route with mtu metric [ OK ] # 130.36 [+0.26] TEST: Multipath route with mtu metric [ OK ] # 130.68 [+0.33] TEST: Using route with mtu metric [ OK ] # 130.90 [+0.22] TEST: Invalid metric (fails metric_convert) [ OK ] # 132.80 [+1.90] # 132.80 [+0.00] IPv4 route with IPv6 gateway tests # 141.56 [+8.75] TEST: Single path route with IPv6 gateway [ OK ] # 141.90 [+0.34] TEST: Single path route with IPv6 gateway - ping [ OK ] # 142.04 [+0.15] TEST: Single path route delete [ OK ] # 142.29 [+0.24] TEST: Multipath route add - v6 nexthop then v4 [ OK ] # 142.53 [+0.24] TEST: Multipath route delete - nexthops in wrong order [ OK ] # 142.66 [+0.14] TEST: Multipath route delete exact match [ OK ] # 142.79 [+0.13] TEST: Multipath route add - v4 nexthop then v6 [ OK ] # 143.05 [+0.27] TEST: Multipath route delete - nexthops in wrong order [ OK ] # 143.19 [+0.13] TEST: Multipath route delete exact match [ OK ] # 145.21 [+2.03] # 145.21 [+0.00] IPv4 rp_filter tests # 154.32 [+9.11] TEST: rp_filter passes local packets [ OK ] # 154.53 [+0.21] TEST: rp_filter passes loopback packets [ OK ] # 155.53 [+1.00] # 155.53 [+0.00] IPv4 delete address route tests # 159.77 [+4.23] Regular FIB info # 160.02 [+0.25] TEST: Route removed from VRF when source address deleted [ OK ] # 160.14 [+0.12] TEST: Route in default VRF not removed [ OK ] # 160.63 [+0.50] TEST: Route removed in default VRF when source address deleted [ OK ] # 160.76 [+0.13] TEST: Route in VRF is not removed by address delete [ OK ] # 160.77 [+0.01] Identical FIB info with different table ID # 160.99 [+0.22] TEST: Route removed from VRF when source address deleted [ OK ] # 161.18 [+0.19] TEST: Route in default VRF not removed [ OK ] # 161.63 [+0.46] TEST: Route removed in default VRF when source address deleted [ OK ] # 161.76 [+0.13] TEST: Route in VRF is not removed by address delete [ OK ] # 161.76 [+0.00] Table ID 0 # 162.01 [+0.25] TEST: Route removed in default VRF when source address deleted [ OK ] # 163.27 [+1.26] # 163.27 [+0.00] IPv6 delete address route tests # 170.10 [+6.83] Single device using src address # 170.40 [+0.30] TEST: Prefsrc removed when src address removed on other device [ OK ] # 170.40 [+0.00] Two devices with the same source address # 170.63 [+0.23] TEST: Prefsrc not removed when src address exist on other device [ OK ] # 170.85 [+0.22] TEST: Prefsrc removed when src address removed on all devices [ OK ] # 170.85 [+0.00] VRF with single device using src address # 171.07 [+0.22] TEST: Prefsrc removed when src address removed on other device [ OK ] # 171.08 [+0.00] VRF with two devices using src address # 171.30 [+0.22] TEST: Prefsrc not removed when src address exist on other device [ OK ] # 171.53 [+0.23] TEST: Prefsrc removed when src address removed on all devices [ OK ] # 171.53 [+0.00] src address and nexthop dev in same VRF # 171.77 [+0.24] TEST: Prefsrc removed from VRF when source address deleted [ OK ] # 171.91 [+0.14] TEST: Prefsrc in default VRF not removed [ OK ] # 172.36 [+0.45] TEST: Prefsrc not removed from VRF when source address exist [ OK ] # 172.47 [+0.11] TEST: Prefsrc in default VRF removed [ OK ] # 172.47 [+0.00] src address and nexthop device in different VRF # 172.69 [+0.21] TEST: Prefsrc not removed from VRF when nexthop dev in diff VRF [ OK ] # 172.81 [+0.13] TEST: Prefsrc not removed in default VRF [ OK ] # 173.14 [+0.32] TEST: Prefsrc removed from VRF when nexthop dev in diff VRF [ OK ] # 173.26 [+0.12] TEST: Prefsrc removed in default VRF [ OK ] # 173.26 [+0.00] Table ID 0 # 173.48 [+0.22] TEST: Prefsrc removed from default VRF when source address deleted [ OK ] # 173.48 [+0.00] Link local source route # 173.70 [+0.21] TEST: Prefsrc not removed when delete ll addr from other dev [ OK ] # 173.95 [+0.25] TEST: Prefsrc removed when delete ll addr [ OK ] # 174.06 [+0.11] TEST: Prefsrc not removed when delete ll addr from other dev [ OK ] # 174.40 [+0.34] TEST: Prefsrc removed even ll addr still exist on other dev [ OK ] # 176.27 [+1.87] # 176.27 [+0.00] IPv4 mangling tests # 186.07 [+9.80] TEST: Connection with correct parameters [ OK ] # 186.32 [+0.25] TEST: Connection with incorrect parameters [ OK ] # 187.36 [+1.05] TEST: Connection with correct parameters - mangling [ OK ] # 188.35 [+0.99] TEST: Connection with correct parameters - no mangling [ OK ] # 188.44 [+0.09] TEST: Connection check - server side [ OK ] # 190.70 [+2.26] # 190.70 [+0.00] IPv6 mangling tests # 200.66 [+9.95] TEST: Connection with correct parameters [ OK ] # 200.95 [+0.29] TEST: Connection with incorrect parameters [ OK ] # 201.91 [+0.97] TEST: Connection with correct parameters - mangling [ OK ] # 202.92 [+1.00] TEST: Connection with correct parameters - no mangling [ OK ] # 203.00 [+0.08] TEST: Connection check - server side [ OK ] # 205.27 [+2.27] # 205.27 [+0.00] IPv4 broadcast neighbour tests # 208.59 [+3.32] TEST: Resolved neighbour for broadcast address [ OK ] # 208.70 [+0.11] TEST: Resolved neighbour for network broadcast address [ OK ] # 208.83 [+0.12] TEST: Unresolved neighbour for broadcast address [ OK ] # 208.95 [+0.12] TEST: Unresolved neighbour for network broadcast address [ OK ] # 211.82 [+2.88] # 211.82 [+0.00] Fib6 garbage collection test # 225.46 [+13.64] TEST: ipv6 route garbage collection [ OK ] # 239.34 [+13.88] TEST: ipv6 route garbage collection (with permanent routes) [ OK ] # 253.24 [+13.89] TEST: ipv6 route garbage collection (replace with expires) [ OK ] # 267.27 [+14.03] TEST: ipv6 route garbage collection (replace with permanent) [ OK ] # 281.90 [+14.63] TEST: ipv6 route garbage collection (RA message) [ OK ] # 282.86 [+0.96] # 282.86 [+0.00] IPv4 multipath list receive tests # 302.66 [+19.80] TEST: Multipath route hit ratio (1.00) [ OK ] # 304.63 [+1.97] # 304.63 [+0.00] IPv6 multipath list receive tests # 324.65 [+20.03] TEST: Multipath route hit ratio (1.00) [ OK ] # 326.67 [+2.02] # 326.67 [+0.00] IPv4 multipath load balance test # 344.82 [+18.15] TEST: IPv4 multipath loadbalance [ OK ] # 347.08 [+2.26] # 347.08 [+0.00] IPv6 multipath load balance test # 366.19 [+19.11] TEST: IPv6 multipath loadbalance [ OK ] # 368.56 [+2.37] # 368.56 [+0.00] Tests passed: 231 # 368.56 [+0.00] Tests failed: 0 ok 1 selftests: net: fib_tests.sh make[1]: Leaving directory '/home/virtme/testing/wt-3/tools/testing/selftests/net' make: Leaving directory '/home/virtme/testing/wt-3/tools/testing/selftests' xx__-> echo $? 0 xx__-> echo scan > /sys/kernel/debug/kmemleak xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak xx__->