BUG: memory leak
unreferenced object 0xffff88801733ef30 (size 368):
  comm "syz-executor.6", pid 4104, jiffies 4294810202 (age 20.329s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    31 00 00 00 00 00 00 00 11 95 43 05 00 00 00 00  1.........C.....
  backtrace:
    [<0000000087c727f3>] kmem_cache_zalloc include/linux/slab.h:705 [inline]
    [<0000000087c727f3>] taskstats_tgid_alloc kernel/taskstats.c:561 [inline]
    [<0000000087c727f3>] taskstats_exit+0x5c6/0xac0 kernel/taskstats.c:600
    [<00000000ceac2823>] do_exit+0x8b1/0x2840 kernel/exit.c:778
    [<00000000795e3607>] do_group_exit+0x128/0x330 kernel/exit.c:932
    [<00000000710a19a8>] __do_sys_exit_group kernel/exit.c:943 [inline]
    [<00000000710a19a8>] __se_sys_exit_group kernel/exit.c:941 [inline]
    [<00000000710a19a8>] __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:941
    [<00000000e14eec2e>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<00000000e14eec2e>] do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80
    [<000000004698c401>] entry_SYSCALL_64_after_hwframe+0x44/0xae

BUG: leak checking failed