uvm_fault(0xfffffd807d87b5e8, 0x0, 0, 1) -> e
fatal page fault in supervisor mode
trap type 6 code 0 rip ffffffff830d9c38 cs 8 rflags 10207 cr2 0 cpl 0 rsp ffff80003c0171f0
gsbase 0xffff8000299edff0  kgsbase 0x0
panic: trap type 6, code=0, pc=ffffffff830d9c38
Starting stack trace...
panic(ffffffff833cb830) at panic+464
kerntrap(ffff80003c017140) at kerntrap+779
alltraps_kern_meltdown() at alltraps_kern_meltdown+123
dt_ioctl_record_stop(ffff800001574000) at dt_ioctl_record_stop+264
dtclose(11e5f,81,2000,ffff8000fffeefa8) at dtclose+265
spec_close(ffff80003c0172f0) at spec_close+1126
VOP_CLOSE(fffffd806c1d9710,81,fffffd80097fb478,ffff8000fffeefa8) at VOP_CLOSE+306
vn_closefile(fffffd800c20c8a8,ffff8000fffeefa8) at vn_closefile+299
fdrop(fffffd800c20c8a8,ffff8000fffeefa8) at fdrop+289
closef(fffffd800c20c8a8,ffff8000fffeefa8) at closef+402
fdfree(ffff8000fffeefa8) at fdfree+278
exit1(ffff8000fffeefa8,0,0,1) at exit1+1398
sys_exit(ffff8000fffeefa8,ffff80003c017660,ffff80003c0175b0) at sys_exit+26
syscall(ffff80003c017660) at syscall+2839
Xsyscall() at Xsyscall+296
end of kernel
end trace frame: 0x79a1db539a80, count: 242
End of stack trace.