BUG: memory leak
unreferenced object 0xffff88800f8d6c00 (size 1544):
  comm "syz-executor.5", pid 299, jiffies 4294820131 (age 21.431s)
  hex dump (first 32 bytes):
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    10 6c 8d 0f 80 88 ff ff 10 6c 8d 0f 80 88 ff ff  .l.......l......
  backtrace:
    [<0000000081970e23>] kmem_cache_zalloc include/linux/slab.h:705 [inline]
    [<0000000081970e23>] copy_signal kernel/fork.c:1624 [inline]
    [<0000000081970e23>] copy_process+0x1fb8/0x6e20 kernel/fork.c:2179
    [<000000004318118f>] kernel_clone+0xe7/0xa60 kernel/fork.c:2626
    [<00000000b94088d8>] __do_sys_clone+0xc1/0x100 kernel/fork.c:2743
    [<0000000050d353ad>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<0000000050d353ad>] do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80
    [<00000000dba36f14>] entry_SYSCALL_64_after_hwframe+0x44/0xae

BUG: memory leak
unreferenced object 0xffff88801d36b580 (size 6592):
  comm "syz-executor.5", pid 4186, jiffies 4294820193 (age 21.369s)
  hex dump (first 32 bytes):
    02 40 02 00 00 00 00 00 00 00 00 00 00 00 00 00  .@..............
    00 00 00 00 00 00 00 00 80 00 00 00 00 00 00 00  ................
  backtrace:
    [<0000000077bca918>] alloc_task_struct_node kernel/fork.c:171 [inline]
    [<0000000077bca918>] dup_task_struct kernel/fork.c:885 [inline]
    [<0000000077bca918>] copy_process+0x3011/0x6e20 kernel/fork.c:2006
    [<000000004318118f>] kernel_clone+0xe7/0xa60 kernel/fork.c:2626
    [<00000000b94088d8>] __do_sys_clone+0xc1/0x100 kernel/fork.c:2743
    [<0000000050d353ad>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<0000000050d353ad>] do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80
    [<00000000dba36f14>] entry_SYSCALL_64_after_hwframe+0x44/0xae

BUG: memory leak
unreferenced object 0xffff88800eae17a0 (size 368):
  comm "syz-executor.5", pid 4186, jiffies 4294820197 (age 21.365s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    37 00 00 00 00 00 00 00 cd 92 e5 01 00 00 00 00  7...............
  backtrace:
    [<000000003a7f9a8d>] kmem_cache_zalloc include/linux/slab.h:705 [inline]
    [<000000003a7f9a8d>] taskstats_tgid_alloc kernel/taskstats.c:561 [inline]
    [<000000003a7f9a8d>] taskstats_exit+0x5c6/0xac0 kernel/taskstats.c:600
    [<00000000c5756e96>] do_exit+0x8b1/0x2840 kernel/exit.c:778
    [<00000000937a69e0>] do_group_exit+0x125/0x310 kernel/exit.c:928
    [<0000000060241edb>] __do_sys_exit_group kernel/exit.c:939 [inline]
    [<0000000060241edb>] __se_sys_exit_group kernel/exit.c:937 [inline]
    [<0000000060241edb>] __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:937
    [<0000000050d353ad>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<0000000050d353ad>] do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80
    [<00000000dba36f14>] entry_SYSCALL_64_after_hwframe+0x44/0xae

BUG: leak checking failed