====================================== | 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 unreferenced object 0xffff88800ad30b40 (size 64): comm "msg_zerocopy", pid 363, jiffies 4294705912 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace (crc 0): __kmalloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4195 mm/slub.c:4240 mm/slub.c:4375 mm/slub.c:4388) udpv6_init_sock (./include/net/udp.h:297 net/ipv6/udp.c:70) inet6_create.part.0 (net/ipv6/af_inet6.c:259) __sock_create (net/socket.c:1589) __sys_socket (net/socket.c:1686 net/socket.c:1669 net/socket.c:1731) __x64_sys_socket (net/socket.c:1743) do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) unreferenced object 0xffff888009cf4740 (size 64): comm "msg_zerocopy", pid 365, jiffies 4294706180 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace (crc 0): __kmalloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4195 mm/slub.c:4240 mm/slub.c:4375 mm/slub.c:4388) udpv6_init_sock (./include/net/udp.h:297 net/ipv6/udp.c:70) inet6_create.part.0 (net/ipv6/af_inet6.c:259) __sock_create (net/socket.c:1589) __sys_socket+0x1 DETECTED CRASH, lowering timeout 16/0x1d0 __x64_sys_socket (net/socket.c:1743) do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) unreferenced object 0xffff88800b082240 (size 64): comm "msg_zerocopy", pid 366, jiffies 4294708070 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace (crc 0): __kmalloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4195 mm/slub.c:4240 mm/slub.c:4375 mm/slub.c:4388) udpv6_init_sock (./include/net/udp.h:297 net/ipv6/udp.c:70) inet6_create.part.0 (net/ipv6/af_inet6.c:259) __sock_create (net/socket.c:1589) __sys_socket (net/socket.c:1686 net/socket.c:1669 net/socket.c:1731) __x64_sys_socket (net/socket.c:1743) do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) unreferenced object 0xffff888004d5bd40 (size 64): comm "msg_zerocopy", pid 367, jiffies 4294709452 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace (crc 0): __kmalloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4195 mm/slub.c:4240 mm/slub.c:4375 mm/slub.c:4388) udpv6_init_sock (./include/net/udp.h:297 net/ipv6/udp.c:70) inet6_create.part.0 (net/ipv6/af_inet6.c:259) __sock_create (net/socket.c:1589) __sys_socket (net/socket.c:1686 net/socket.c:1669 net/socket.c:1731) __x64_sys_socket (net/socket.c:1743) do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) unreferenced object 0xffff88800924fb40 (size 64): comm "msg_zerocopy", pid 369, jiffies 4294709733 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace (crc 0): __kmalloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4195 mm/slub.c:4240 mm/slub.c:4375 mm/slub.c:4388) udpv6_init_sock (./include/net/udp.h:297 net/ipv6/udp.c:70) inet6_create.part.0 (net/ipv6/af_inet6.c:259) __sock_create (net/socket.c:1589) __sys_socket (net/socket.c:1686 net/socket.c:1669 net/socket.c:1731) __x64_sys_socket (net/socket.c:1743) do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) unreferenced object 0xffff88800c7afe40 (size 64): comm "msg_zerocopy", pid 370, jiffies 4294711599 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace (crc 0): __kmalloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4195 mm/slub.c:4240 mm/slub.c:4375 mm/slub.c:4388) udpv6_init_sock (./include/net/udp.h:297 net/ipv6/udp.c:70) inet6_create.part.0 (net/ipv6/af_inet6.c:259) __sock_create (net/socket.c:1589) __sys_socket (net/socket.c:1686 net/socket.c:1669 net/socket.c:1731) __x64_sys_socket (net/socket.c:1743) do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) Finger prints: __kmalloc_noprof:udpv6_init_sock:__sock_create:__sys_socket:__x64_sys_socket