====================================== | 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 0xffff8880114ff540 (size 64): comm "msg_zerocopy", pid 394, jiffies 4294712908 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 0xffff88800f1dd040 (size 64): comm "io_uring_zeroco", pid 396, jiffies 4294713184 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+ DETECTED CRASH, lowering timeout 0x116/0x1d0 __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 0xffff888011d5df40 (size 64): comm "msg_zerocopy", pid 434, jiffies 4294723258 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 0xffff88800e44e040 (size 64): comm "io_uring_zeroco", pid 436, jiffies 4294723559 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 0xffff88800efd1540 (size 64): comm "msg_zerocopy", pid 476, jiffies 4294733995 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 0xffff88800bca9940 (size 64): comm "io_uring_zeroco", pid 478, jiffies 4294734275 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