make -C tools/testing/selftests TARGETS="net" TEST_PROGS=reuseaddr_ports_eexhausted.sh TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-3/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
TAP version 13
1..1
# overriding timeout to 7200
# selftests: net: reuseaddr_ports_exhausted.sh
# 0.60 [+0.60] TAP version 13
# 0.60 [+0.00] 1..3
# 0.60 [+0.00] # Starting 3 tests from 1 test cases.
# 0.60 [+0.00] #  RUN           global.reuseaddr_ports_exhausted_unreusable ...
# 0.61 [+0.01] #            OK  global.reuseaddr_ports_exhausted_unreusable
# 0.61 [+0.00] ok 1 global.reuseaddr_ports_exhausted_unreusable
# 0.61 [+0.00] #  RUN           global.reuseaddr_ports_exhausted_reusable_same_euid ...
# 0.62 [+0.00] #            OK  global.reuseaddr_ports_exhausted_reusable_same_euid
# 0.62 [+0.00] ok 2 global.reuseaddr_ports_exhausted_reusable_same_euid
# 0.62 [+0.00] #  RUN           global.reuseaddr_ports_exhausted_reusable_different_euid ...
# 0.63 [+0.00] #            OK  global.reuseaddr_ports_exhausted_reusable_different_euid
# 0.63 [+0.00] ok 3 global.reuseaddr_ports_exhausted_reusable_different_euid
# 0.63 [+0.00] # PASSED: 3 / 3 tests passed.
# 0.63 [+0.00] # Totals: pass:3 fail:0 xfail:0 xpass:0 skip:0 error:0
# 0.63 [+0.00] tests done
ok 1 selftests: net: reuseaddr_ports_exhausted.sh
make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net'
make: Leaving directory '/home/virtme/testing-3/tools/testing/selftests'
xx__-> echo $?
0
xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
unreferenced object 0xffff888009c5d878 (size 8):
  comm "tap", pid 21490, jiffies 4299151778
  hex dump (first 8 bytes):
    00 00 00 00 00 00 00 00                          ........
  backtrace (crc 0):
    __kmalloc_cache_noprof+0x2df/0x390
    tun_vnet_ioctl_sethash+0xbf/0x3a0
    tap_ioctl+0x6f2/0xc10
    __x64_sys_ioctl+0x11f/0x180
    do_syscall_64+0xc1/0x1d0
    entry_SYSCALL_64_after_hwframe+0x77/0x7f
xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak

DETECTED CRASH, lowering timeout
unreferenced object 0xffff888009c5d878 (size 8):
  comm "tap", pid 21490, jiffies 4299151778
  hex dump (first 8 bytes):
    00 00 00 00 00 00 00 00                          ........
  backtrace (crc 0):
    __kmalloc_cache_noprof+0x2df/0x390
    tun_vnet_ioctl_sethash+0xbf/0x3a0
    tap_ioctl+0x6f2/0xc10
    __x64_sys_ioctl+0x11f/0x180
    do_syscall_64+0xc1/0x1d0
    entry_SYSCALL_64_after_hwframe+0x77/0x7f
xx__->