make -C tools/testing/selftests TARGETS="drivers/net/hw" TEST_PROGS=pp_allloc_fail.py TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-25/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-25/tools/testing/selftests/drivers/net/hw'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-25/tools/testing/selftests/drivers/net/hw'
make[1]: Entering directory '/home/virtme/testing-25/tools/testing/selftests/net/lib'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-25/tools/testing/selftests/net/lib'
make[1]: Entering directory '/home/virtme/testing-25/tools/testing/selftests/drivers/net/hw'
TAP version 13
1..1
# overriding timeout to 360
# selftests: drivers/net/hw: pp_alloc_fail.py
# TAP version 13
# 1..1
# # Exception| Traceback (most recent call last):
# # Exception|   File "/home/virtme/testing-25/tools/testing/selftests/net/lib/py/ksft.py", line 244, in ksft_run
# # Exception|     case(*args)
# # Exception|   File "/home/virtme/testing-25/tools/testing/selftests/drivers/net/hw/./pp_alloc_fail.py", line 77, in test_pp_alloc
# # Exception|     check_traffic_flowing()
# # Exception|   File "/home/virtme/testing-25/tools/testing/selftests/drivers/net/hw/./pp_alloc_fail.py", line 59, in check_traffic_flowing
# # Exception|     raise KsftFailEx("Traffic seems low:", stat2['rx-packets'] - stat1['rx-packets'])
# # Exception| net.lib.py.ksft.KsftFailEx: ('Traffic seems low:', 6276)
# not ok 1 pp_alloc_fail.test_pp_alloc
# # Totals: pass:0 fail:1 xfail:0 xpass:0 skip:0 error:0
not ok 1 selftests: drivers/net/hw: pp_alloc_fail.py # exit=1
make[1]: Leaving directory '/home/virtme/testing-25/tools/testing/selftests/drivers/net/hw'
make: Leaving directory '/home/virtme/testing-25/tools/testing/selftests'
xx__-> echo $?
0
xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
unreferenced object 0xffff88800a350940 (size 216):
  comm "napi/enp1s0-0", pid 6317, jiffies 4295884497
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 20 78 07 80 88 ff ff 00 00 00 00 00 00 00 00  . x.............
  backtrace (crc 11b29f6c):
    kmem_cache_alloc_node_noprof+0x289/0x330
    __alloc_skb+0x20f/0x2e0
    __tcp_send_ack.part.0+0x68/0x6b0
    tcp_rcv_established+0x69c/0x2340
    tcp_v6_do_rcv+0x9b4/0x1370
    tcp_v6_rcv+0x1b9e/0x2f80
    ip6_protocol_deliver_rcu+0x112/0x1140
    ip6_input+0x201/0x5e0
    ip6_sublist_rcv_finish+0x91/0x260
    ip6_list_rcv_finish.constprop.0+0x55b/0xa10
    ipv6_list_rcv+0x318/0x4b0
    __netif_receive_skb_list_core+0x4c6/0x980
    netif_receive_skb_list_internal+0x63c/0xe50
    napi_complete_done+0x1ae/0x750
    fbnic_poll+0x17d/0x290
    __napi_poll.constprop.0+0x9f/0x460
unreferenced object 0xffff88801c5ed9c0 (size 216):
  comm "napi/enp1s0-0", pid 6317, jiffies 4295884530
  hex dump (first 32 bytes):
    40 de 5e 1c 80 88 ff ff 00 00 00 00 00 00 00 00  @.^.............
    00 20 78 07 80 88 ff ff 00 00 00 00 00 00 00 00  . x.............
  backtrace (crc 363cd175):
    kmem_cache_alloc_node_noprof+0x289/0x330
    __alloc_skb+0x20f/0x2e0
    __tcp_send_ack.part.0+0x68/0x6b0
    tcp_rcv_established+0x69c/0x2340
    tcp_v6_do_rcv+0x9b4/0x1370
    tcp_v6_rcv+0x1b9e/0x2f80
    ip6_protocol_deliver_rcu+0x112/0x1140
    ip6_input+0x201/0x5e0
    ip6_sublist_rcv_finish+0x91/0x260
    ip6_list_rcv_finish.constprop.0+0x55b/0xa10
    ipv6_list_rcv+0x318/0x4b0
    __netif_receive_skb_list_core+0x4c6/0x980
    netif_receive_skb_list_internal+0x63c/0xe50
    gro_complete.constprop.0+0x54d/0x750
    dev_gro_receive+0x912/0x1520
    gro_receive_skb+0x3a2/0x7d0
xx__->