make -C tools/testing/selftests TARGETS="net/forwarding" TEST_PROGS=ip6gree_flat.sh TEST_GEN_PROGS="" run_tests make: Entering directory '/home/virtme/testing-4/tools/testing/selftests' make[1]: Entering directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding' make[1]: Nothing to be done for 'all'. make[1]: Leaving directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding' make[1]: Entering directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding' TAP version 13 1..1 # overriding timeout to 21600 # selftests: net/forwarding: ip6gre_flat.sh # 17.89 [+17.89] TEST: GRE flat IPv4-in-IPv6 [ OK ] # 20.11 [+2.22] TEST: GRE flat IPv6-in-IPv6 [ OK ] # 23.11 [+3.00] TEST: ping GRE IPv6, packet size 1800 after MTU change [ OK ] # 25.76 [+2.65] TEST: GRE flat IPv4-in-IPv6 (new remote) [ OK ] # 27.95 [+2.18] TEST: GRE flat IPv6-in-IPv6 (new remote) [ OK ] # 31.02 [+3.07] TEST: GRE flat IPv4-in-IPv6 (old remote) [ OK ] # 33.15 [+2.13] TEST: GRE flat IPv6-in-IPv6 (old remote) [ OK ] ok 1 selftests: net/forwarding: ip6gre_flat.sh make[1]: Leaving directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding' make: Leaving directory '/home/virtme/testing-4/tools/testing/selftests' xx__-> echo $? 0 xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak unreferenced object 0x00042aa0 (size 64): comm "swapper/0", pid 0, jiffies 4294667296 hex dump (first 32 bytes on cpu 2): 00 00 00 00 00 00 00 00 00 00 06 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace (crc 0): pcpu_alloc_noprof+0x4ad/0xab0 setup_zone_pageset+0x30/0x290 setup_per_cpu_pageset+0x6a/0x1f0 start_kernel+0x2a4/0x410 x86_64_start_reservations+0x18/0x30 x86_64_start_kernel+0xba/0x110 common_startup_64+0x12c/0x138 DETECTED CRASH, lowering timeout xx__->