panic: acquiring blockable sleep lock with spinlock or critical section held (rwlock) vmmaplk
Starting stack trace...
panic(ffffffff830691a3) at panic+0x1d0 sys/kern/subr_prf.c:229
witness_checkorder(ffffffff835e1040,1,0) at witness_checkorder+0x1197 witness_debugger sys/kern/subr_witness.c:2518 [inline]
witness_checkorder(ffffffff835e1040,1,0) at witness_checkorder+0x1197 sys/kern/subr_witness.c:780
rw_enter_read(ffffffff835e1030) at rw_enter_read+0xab sys/kern/kern_rwlock.c:112
uvmfault_lookup(ffff800029fe4b70,0) at uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785
uvm_fault_check(ffff800029fe4b70,ffff800029fe4ba8,ffff800029fe4bd0) at uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672
uvm_fault(ffffffff835e0f50,7f828aee9000,0,2) at uvm_fault+0x112 sys/uvm/uvm_fault.c:600
kpageflttrap(ffff800029fe4d10,7f828aee9518) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279
kerntrap(ffff800029fe4d10) at kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
pmap_page_remove(fffffd8008af02e0) at pmap_page_remove+0x45d _atomic_swap_64 machine/atomic.h:117 [inline]
pmap_page_remove(fffffd8008af02e0) at pmap_page_remove+0x45d sys/arch/amd64/amd64/pmap.c:2005
uvm_anfree_list(fffffd80598fb390,0) at uvm_anfree_list+0xd6
amap_wipeout(fffffd806c5177a0) at amap_wipeout+0x248 sys/uvm/uvm_amap.c:502
uvm_unmap_detach(ffff800029fe4f40,0) at uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353
uvm_map_teardown(fffffd806bf9edc8) at uvm_map_teardown+0x35e sys/uvm/uvm_map.c:2518
uvmspace_free(fffffd806bf9edc8) at uvmspace_free+0xcd sys/uvm/uvm_map.c:3422
reaper(ffff800029fd91c0) at reaper+0x256 sys/kern/kern_exit.c:480
end trace frame: 0x0, count: 241
End of stack trace.