malloc_uninit: 1152 bytes of 'tap' still allocated on cpu 6
Fatal user address access from kernel mode from uaf_stress at ffffffff82600afa

Fatal trap 12: page fault while in kernel mode
cpuid = 4; lapic id = 4
fault virtual address    = 0x25
fault code               = supervisor write data, page not present
instruction pointer      = 0x8:0xffffffff82600afa
stack pointer            = 0x10:0xfffff80117b033e8
frame pointer            = 0x10:0xfffff80117b03418
code segment             = base 0x0, limit 0xfffff, type 0x1b
                         = DPL 0, pres 1, long 0, def32 0, gran 1
processor eflags         = interrupt enabled, resume, IOPL = 0
current process          = 923
current thread           = pri 10
kernel: type 12 trap, code=2

CPU4 stopping CPUs: 0x0000002f
 stopped
Stopped at      tapcreate+0x11a:        movl    -0x1510310(%rip),%eax
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