uvm_fault(0xffffffff83939b68, 0xffff800af22b3bf4, 0, 1) -> e
fatal page fault in supervisor mode
trap type 6 code 0 rip ffffffff830c6b5e cs 8 rflags 10206 cr2 ffff800af22b3bf4 cpl 0 rsp ffff80002e7d6630
gsbase 0xffff8000299edff0  kgsbase 0x0
panic: trap type 6, code=0, pc=ffffffff830c6b5e
Starting stack trace...
panic(ffffffff833c77ab) at panic+0x1d0 sys/kern/subr_prf.c:229
kerntrap(ffff80002e7d6580) at kerntrap+0x30b
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
ffs_alloccg(fffffd8073fcb170,ffffffffaf17633f,ffff800000020008,4000) at ffs_alloccg+0x5e sys/ufs/ffs/ffs_alloc.c:945
ffs_alloc(fffffd8073fcb170,1a65d,ffff800000020008,4000,fffffd80097fb2d8,ffff80002e7d6878) at ffs_alloc+0x314 ffs_hashalloc sys/ufs/ffs/ffs_alloc.c:-1 [inline]
ffs_alloc(fffffd8073fcb170,1a65d,ffff800000020008,4000,fffffd80097fb2d8,ffff80002e7d6878) at ffs_alloc+0x314 sys/ufs/ffs/ffs_alloc.c:140
ffs2_balloc(fffffd8073fcb170,69974000,4000,fffffd80097fb2d8,2,ffff80002e7d6978) at ffs2_balloc+0x10cc sys/ufs/ffs/ffs_balloc.c:673
ffs_write(ffff80002e7d6a00) at ffs_write+0x4f9 sys/ufs/ffs/ffs_vnops.c:345
VOP_WRITE(fffffd806b634bf8,ffff80002e7d6bb8,7,fffffd80097fb2d8) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245
vn_write(fffffd806c13eea0,ffff80002e7d6bb8,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:408
dofilewritev(ffff8000313de550,4,ffff80002e7d6bb8,0,ffff80002e7d6c70) at dofilewritev+0x242 sys/kern/sys_generic.c:380
sys_write(ffff8000313de550,ffff80002e7d6d20,ffff80002e7d6c70) at sys_write+0xa2 sys/kern/sys_generic.c:300
syscall(ffff80002e7d6d20) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002e7d6d20) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:765
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xc368d629a50, count: 244
End of stack trace.