Warning: Permanently added '10.128.0.225' (ECDSA) to the list of known hosts.
2019/02/12 11:44:01 parsed 1 programs
2019/02/12 11:44:08 executed programs: 0
uvm_fault(0xfffffd807f00d708, 0x9f, 0, 2) -> e

kernel: page fault trap, code=0

Stopped at      wsmux_detach_sc+0xcc:   movq    %rcx,0(%rax)

ddb{0}> 

ddb{0}> set $lines = 0

ddb{0}> set $maxwidth = 0

ddb{0}> show panic

kernel page fault

uvm_fault(0xfffffd807f00d708, 0x9f, 0, 2) -> e

wsmux_detach_sc(ffff80000064dc00) at wsmux_detach_sc+204

end trace frame: 0xffff800020c4d440, count: 0

ddb{0}> trace

wsmux_detach_sc(ffff80000064dc00) at wsmux_detach_sc+204

wsmouseopen(4400,11,2000,ffff800020b42720) at wsmouseopen+233

spec_open(ffff800020c4d4c0) at spec_open+535

VOP_OPEN(fffffd8079f255a8,11,fffffd807f7c7c00,ffff800020b42720) at VOP_OPEN+118

vn_open(ffff800020c4d6b0,11,20) at vn_open+1222

doopenat(ffff800020b42720,ffffff9c,20000100,10,20,ffff800020c4d8f0) at doopenat+702

syscall(ffff800020c4d9a0) at syscall+1452

Xsyscall(6,0,ffffffffffffffa9,0,3,2adf008c0d8) at Xsyscall+296

end of kernel

end trace frame: 0x2b0c6b6e810, count: -8

ddb{0}> show registers

rdi                                0

rsi                                0

rbp             18446603336770966496

rbx                                0

rdx             18446744071594831341    substchar+87448

rcx             18446744073709551615

rax                              159

r8              18446744071593365349    setrunnable+149

r9                                 5

r10              4684198052002171014

r11             12183042518257316167

r12             18446603336221355448

r13                             5984    __ALIGN_SIZE+1888

r14             18446603336227806208

r15                                1

rip             18446744071589157356    wsmux_detach_sc+204

cs                                 8

rflags                         66182    __ALIGN_SIZE+62086

rsp             18446603336770966448

ss                                16

wsmux_detach_sc+204:    movq    %rcx,0(%rax)

ddb{0}> show proc

PROC (syz-executor.0) pid=384617 stat=onproc

    flags process=0 proc=4000000<THREAD>

    pri=0, usrpri=79, nice=20

    forw=0xffffffffffffffff, list=0xffff800020b439e0,0xffffffff8230d660

    process=0xffff800020b44010 user=0xffff800020c48000, vmspace=0xfffffd807f00d708

    estcpu=29, cpticks=1, pctcpu=0.0

    user=0, sys=1, intr=0

ddb{0}>