kernel: protection fault trap, code=0 Stopped at lf_advlock+0x2f7: incl 0x28(%r12) ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic the kernel did not panic ddb{0}> trace lf_advlock(ffff8000014ed4a0,0,fffffd806be74be8,7,ffff80002a3c8540,40) at lf_advlock+0x2f7 ls_ref sys/kern/vfs_lockf.c:138 [inline] lf_advlock(ffff8000014ed4a0,0,fffffd806be74be8,7,ffff80002a3c8540,40) at lf_advlock+0x2f7 sys/kern/vfs_lockf.c:278 VOP_ADVLOCK(fffffd805fcbec28,fffffd806be74be8,7,ffff80002a3c8540,40) at VOP_ADVLOCK+0x87 sys/kern/vfs_vops.c:620 sys_fcntl(ffff8000ffff7218,ffff80002a3c86b0,ffff80002a3c8600) at sys_fcntl+0x1277 sys/kern/kern_descrip.c:613 syscall(ffff80002a3c86b0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a3c86b0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x31b2cd2caa0, count: -5 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff80002a3c8470 rbx 0x20000 acpi_pdirpa+0xbe71 rdx 0 rcx 0xffff8000ffff7218 rax 0xffffffff83815ff0 cpu_info_full_primary+0x1ff0 r8 0 r9 0 r10 0 r11 0x7c42ade17df781a1 r12 0xdeafbeaddeafbead r13 0x7 r14 0xffff8000014ed4a0 r15 0xffffffffffffffff rip 0xffffffff82d34467 lf_advlock+0x2f7 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002a3c83e0 ss 0 lf_advlock+0x2f7: incl 0x28(%r12) ddb{0}> show proc PROC (syz-executor) tid=67717 pid=59149 tcnt=3 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffff6548,0xffff8000ffff6a78 process=0xffff8000fffee050 user=0xffff80002a3c3000, vmspace=0xfffffd8060662580 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 79355 385331 20544 0 2 0 syz-executor 79355 404260 20544 0 3 0x4000080 fsleep syz-executor 59149 495379 3004 0 2 0 syz-executor *59149 67717 3004 0 7 0x4000000 syz-executor 59149 518854 3004 0 3 0x4000080 fsleep syz-executor 77097 119023 94438 0 2 0 syz-executor 77097 480009 94438 0 3 0x4000080 fsleep syz-executor 77097 153952 94438 0 3 0x4000080 fsleep syz-executor 65018 410855 0 0 3 0x14200 acct acct 81289 462222 80933 -1 2 0x10 syz-executor 81289 231554 80933 -1 3 0x4000090 fsleep syz-executor 81289 136577 80933 -1 3 0x4000090 lockf syz-executor 28892 58985 75824 0 2 0 syz-executor 28892 169920 75824 0 3 0x4000080 kqread syz-executor 28892 246177 75824 0 3 0x4000080 fsleep syz-executor 1231 474451 5710 0 2 0x482 syz-executor 3004 301901 5710 0 3 0x82 nanoslp syz-executor 17266 111577 5710 0 2 0x2 syz-executor 62189 274325 1 0 3 0x100083 ttyin getty 27447 244143 0 0 3 0x14200 bored sosplice 67975 33250 5710 0 2 0x2 syz-executor 75824 22963 5710 0 3 0x82 nanoslp syz-executor 20544 166178 5710 0 3 0x82 nanoslp syz-executor 94438 505246 5710 0 2 0x2 syz-executor 80933 408634 5710 0 2 0x2 syz-executor 5710 183869 22570 0 3 0x82 kqread syz-executor 22570 10069 46481 0 3 0x10008a sigsusp ksh 46481 124236 20539 0 3 0x98 kqread sshd-session 20539 201165 97279 0 3 0x92 kqread sshd-session 97279 309630 1 0 3 0x88 kqread sshd 87920 317992 98955 74 3 0x1100092 bpf pflogd 98955 375068 1 0 3 0x80 sbwait pflogd 99520 141910 77437 73 3 0x1100090 kqread syslogd 77437 344152 1 0 3 0x100082 sbwait syslogd 77751 52090 1 0 3 0x100080 kqread resolvd 25654 132501 29911 77 3 0x100092 kqread dhcpleased 90385 342338 29911 77 3 0x100092 kqread dhcpleased 29911 117515 1 0 3 0x80 kqread dhcpleased 53680 408927 0 0 3 0x14200 bored smr 47613 430117 0 0 2 0x14200 zerothread 45050 505627 0 0 3 0x14200 aiodoned aiodoned 37342 325248 0 0 3 0x14200 syncer update 23021 310618 0 0 3 0x14200 cleaner cleaner 22 180026 0 0 7 0x14200 reaper 24035 245941 0 0 3 0x14200 pgdaemon pagedaemon 69133 87678 0 0 3 0x14200 bored viomb 98912 255718 0 0 3 0x40014200 acpi0 acpi0 11046 307991 0 0 3 0x40014200 idle1 53436 268768 0 0 3 0x14200 bored softnet3 29714 384189 0 0 3 0x14200 bored softnet2 42339 64331 0 0 3 0x14200 bored softnet1 51031 72962 0 0 3 0x14200 bored softnet0 74179 276230 0 0 3 0x14200 bored systqmp 96612 47161 0 0 3 0x14200 bored systq 96014 8949 0 0 3 0x14200 tmoslp softclockmp 31756 75321 0 0 2 0x40014200 softclock 37509 438040 0 0 3 0x40014200 idle0 1 42125 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks CPU 1: exclusive mutex &(curpg)->mdpage.pv_mtx r = 0 (0xfffffd800831d5b8) exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd806bd4a8d8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 mtx_enter_try+0x178 sys/kern/kern_lock.c:-1 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 pmap_do_remove+0xa9 rcr3 machine/cpufunc.h:139 [inline] #3 pmap_do_remove+0xa9 pmap_map_ptes sys/arch/amd64/amd64/pmap.c:437 [inline] #3 pmap_do_remove+0xa9 sys/arch/amd64/amd64/pmap.c:1824 #4 uvm_unmap_kill_entry_withlock+0x26f sys/uvm/uvm_map.c:1863 #5 uvm_map_teardown+0x117 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:-1 [inline] #5 uvm_map_teardown+0x117 sys/uvm/uvm_map.c:2486 #6 uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 #7 reaper+0x246 sys/kern/kern_exit.c:478 #8 proc_trampoline+0x10 Process 59149 (syz-executor) thread 0xffff8000ffff7218 (67717) exclusive rwlock lockflk r = 0 (0xffffffff8387e008) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 lf_advlock+0x22a sys/kern/vfs_lockf.c:261 #3 VOP_ADVLOCK+0x87 sys/kern/vfs_vops.c:620 #4 sys_fcntl+0x1277 sys/kern/kern_descrip.c:613 #5 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 Process 67975 (syz-executor) thread 0xffff80002a348020 (33250) exclusive rwlock vmmaplk r = 0 (0xfffffd80606622f0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5250 #3 uvmspace_fork+0x12b sys/uvm/uvm_map.c:3820 #4 process_new+0x553 sys/kern/kern_fork.c:279 #5 fork1+0x3ea sys/kern/kern_fork.c:405 #6 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 exclusive rwlock vmmaplk r = 0 (0xfffffd807eb8e100) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5250 #3 uvmspace_fork+0x44 sys/uvm/uvm_map.c:3811 #4 process_new+0x553 sys/kern/kern_fork.c:279 #5 fork1+0x3ea sys/kern/kern_fork.c:405 #6 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 22 (reaper) thread 0xffff80002a2f8f68 (180026) exclusive rwlock vmmaplk r = 0 (0xfffffd8060662128) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5250 #3 uvm_map_teardown+0x5e sys/uvm/uvm_map.c:2480 #4 uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 #5 reaper+0x246 sys/kern/kern_exit.c:478 #6 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10209 11116K 11670K 166960K 13667 0 pcb 18 15K 17K 166960K 365 0 rtable 201 10K 10K 166960K 632 0 pf 40 18K 22K 166960K 154 0 ifaddr 39 6K 8K 166960K 107 0 ifgroup 59 2K 2K 166960K 168 0 sysctl 4 1K 2K 166960K 9 0 counters 66 36K 37K 166960K 166 0 ioctlops 0 0K 4K 166960K 1683 0 iov 0 0K 16K 166960K 69 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1424 90K 90K 166960K 2769 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 27 0 VM map 2 1K 1K 166960K 2 0 sem 15 11K 11K 166960K 113 0 dirhash 12 2K 2K 166960K 63 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 89K 166960K 1596 0 sigio 1 0K 0K 166960K 40 0 proc 72 91K 128K 166960K 811 0 subproc 72 4K 4K 166960K 117 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 174 0 in_multi 85 6K 7K 166960K 229 0 ether_multi 1 0K 0K 166960K 25 0 mrt 1 0K 0K 166960K 6 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 103 466K 466K 166960K 103 0 exec 0 0K 1K 166960K 693 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 4 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 248 168K 190K 166960K 16012 0 UVM aobj 38 2K 4K 166960K 44 0 pinsyscall 42 84K 104K 166960K 2853 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 66 0 NDP 14 0K 2K 166960K 76 0 temp 79 8692K 8948K 166960K 50533 0 kqueue 14 22K 32K 166960K 263 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 24 0 0 1 0 1 1 0 8 0 rtpcb 120 129 0 126 1 0 1 1 0 8 0 rtentry 168 192 0 109 5 0 5 5 0 8 0 unpcb 144 945 0 927 5 4 1 3 0 8 0 syncache 336 7 0 7 2 2 0 1 0 8 0 tcpcb 808 359 0 354 7 3 4 4 0 8 3 arp 120 31 0 17 1 0 1 1 0 8 0 inpcb 376 1373 0 1363 18 13 5 8 0 8 3 nd6 136 43 0 22 1 0 1 1 0 8 0 pkpcb 40 80 0 80 3 3 0 1 0 8 0 kcovpl 48 13 0 5 1 0 1 1 0 8 0 ppxss 1168 36 0 36 3 3 0 1 0 8 0 pppxif 1480 1 0 1 1 1 0 1 0 8 0 pfstscr 40 3 0 2 2 1 1 1 0 8 0 pffrag 232 9 0 5 1 0 1 1 0 482 0 pffrnode 88 8 0 4 1 0 1 1 0 8 0 pffrent 40 19 0 15 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfanchor 1288 2 0 0 1 0 1 1 0 8 0 pfstitem 24 77 0 30 1 0 1 1 0 8 0 pfstkey 128 82 0 35 2 0 2 2 0 8 0 pfstate 376 78 0 33 6 0 6 6 0 8 0 pfrule 1344 30 0 20 2 1 1 2 0 8 0 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 798 0 400 32 7 25 29 0 8 0 art_table 32 801 0 400 4 0 4 4 0 8 0 art_node 16 187 0 112 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 2 1 1 0 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 107 0 94 1 0 1 1 0 8 0 shmpl 112 41 0 6 2 0 2 2 0 8 1 dirhash 1024 51 0 34 3 0 3 3 0 8 0 dino2pl 256 4379 0 2869 95 0 95 95 0 8 0 ffsino 280 4379 0 2869 109 0 109 109 0 8 0 nchpl 144 6534 0 4837 65 1 64 64 0 8 0 rtmask 32 11 0 11 4 4 0 1 0 8 0 uvmvnodes 80 5213 0 0 107 0 107 107 0 8 0 vnodes 216 5213 0 0 290 0 290 290 0 8 0 namei 1024 22001 0 22001 4 3 1 2 0 8 1 percpumem 16 97 0 50 1 0 1 1 0 8 0 kstatmem 264 98 0 72 4 2 2 3 0 8 0 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scsiplug 72 7 0 7 4 3 1 1 0 8 1 scxspl 216 21102 0 21102 12 11 1 8 1 8 1 plimitpl 152 408 0 389 1 0 1 1 0 8 0 sigapl 424 1921 0 1869 11 2 9 9 0 8 2 futexpl 64 20891 0 20885 1 0 1 1 0 8 0 knotepl 120 532 0 0 15 0 15 15 0 8 0 kqueuepl 216 515 0 504 2 1 1 2 0 8 0 pipepl 328 240 0 211 3 0 3 3 0 8 0 fdescpl 504 1879 0 1848 5 0 5 5 0 8 0 filepl 152 11088 0 10858 14 3 11 12 0 8 0 lockfpl 104 419 0 415 1 0 1 1 0 8 0 lockfspl 48 158 0 155 1 0 1 1 0 8 0 sessionpl 144 31 0 22 1 0 1 1 0 8 0 pgrppl 48 69 0 52 1 0 1 1 0 8 0 ucredpl 104 2018 0 2003 1 0 1 1 0 8 0 zombiepl 144 2093 0 2091 2 1 1 1 0 8 0 processpl 1176 1921 0 1869 6 0 6 6 0 8 0 procpl 656 4328 0 4267 9 1 8 8 0 8 2 srpgc 96 10 0 10 3 3 0 1 0 8 0 sosppl 168 10 0 10 5 5 0 1 0 8 0 sockpl 688 2552 0 2521 22 15 7 10 0 8 3 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 7 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 111 0 0 14 0 14 14 0 8 0 mcl2k 2048 20 0 0 3 0 3 3 0 8 0 mtagpl 96 104 0 0 3 0 3 3 0 8 0 mbufpl 256 274 0 0 18 0 18 18 0 8 0 bufpl 280 7145 0 991 440 0 440 440 0 8 0 anonpl 24 249548 0 245764 86 41 45 58 0 184 15 amapchunkpl 152 52627 0 52104 46 13 33 33 0 158 11 amappl16 200 4627 0 4576 39 29 10 20 0 8 6 amappl15 192 4 0 4 1 1 0 1 0 8 0 amappl14 184 129 0 117 1 0 1 1 0 8 0 amappl13 176 8 0 8 3 3 0 1 0 8 0 amappl12 168 2620 0 2588 3 1 2 2 0 8 0 amappl11 160 51 0 37 1 0 1 1 0 8 0 amappl10 152 8 0 8 2 2 0 1 0 8 0 amappl9 144 252 0 252 1 1 0 1 0 8 0 amappl8 136 30 0 27 1 0 1 1 0 8 0 amappl7 128 123 0 111 1 0 1 1 0 8 0 amappl6 120 234 0 231 1 0 1 1 0 8 0 amappl5 112 155 0 145 1 0 1 1 0 8 0 amappl4 104 363 0 343 1 0 1 1 0 8 0 amappl3 96 10982 0 10860 4 0 4 4 0 8 0 amappl2 88 749 0 685 2 0 2 2 0 8 0 amappl1 80 15554 0 14944 16 1 15 15 0 8 0 amappl 88 14927 0 14753 5 0 5 5 0 92 0 dma32768 32768 1 0 1 1 1 0 1 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 255 0 255 3 3 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 20 0 19 1 0 1 1 0 8 0 aobjpl 72 43 0 6 1 0 1 1 0 8 0 uaddrrnd 24 1879 0 1847 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1879 0 1847 1 0 1 1 0 8 0 vmmpekpl 168 15974 0 15923 3 0 3 3 0 8 0 vmmpepl 168 120821 0 118770 111 14 97 102 0 357 2 vmsppl 456 1878 0 1847 6 1 5 5 0 8 0 rwobjpl 64 36717 0 30487 103 2 101 101 0 8 0 pdppl 4096 3765 0 3694 115 44 71 83 0 8 0 pvpl 32 16559 0 0 135 1 134 134 0 265 0 pmappl 248 1878 0 1847 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 312 0 66 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace lf_advlock(ffff8000014ed4a0,0,fffffd806be74be8,7,ffff80002a3c8540,40) at lf_advlock+0x2f7 ls_ref sys/kern/vfs_lockf.c:138 [inline] lf_advlock(ffff8000014ed4a0,0,fffffd806be74be8,7,ffff80002a3c8540,40) at lf_advlock+0x2f7 sys/kern/vfs_lockf.c:278 VOP_ADVLOCK(fffffd805fcbec28,fffffd806be74be8,7,ffff80002a3c8540,40) at VOP_ADVLOCK+0x87 sys/kern/vfs_vops.c:620 sys_fcntl(ffff8000ffff7218,ffff80002a3c86b0,ffff80002a3c8600) at sys_fcntl+0x1277 sys/kern/kern_descrip.c:613 syscall(ffff80002a3c86b0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a3c86b0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x31b2cd2caa0, count: -5 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800029a9bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc mtx_enter_try(fffffd800831d5a8) at mtx_enter_try+0x178 sys/kern/kern_lock.c:-1 mtx_enter(fffffd800831d5a8) at mtx_enter+0x60 sys/kern/kern_lock.c:239 pmap_remove_ptes(fffffd806bd4a8c8,fffffd80047eb3a0,7f9000000380,200000070000,200000080000,0,46e9db508e148fce) at pmap_remove_ptes+0x297 pmap_remove_pv sys/arch/amd64/amd64/pmap.c:-1 [inline] pmap_remove_ptes(fffffd806bd4a8c8,fffffd80047eb3a0,7f9000000380,200000070000,200000080000,0,46e9db508e148fce) at pmap_remove_ptes+0x297 sys/arch/amd64/amd64/pmap.c:1711 pmap_do_remove(fffffd806bd4a8c8,200000070000,200000080000,0) at pmap_do_remove+0x533 sys/arch/amd64/amd64/pmap.c:1920 uvm_unmap_kill_entry_withlock(fffffd8060662028,fffffd806be2eb80,0) at uvm_unmap_kill_entry_withlock+0x26f sys/uvm/uvm_map.c:1863 uvm_map_teardown(fffffd8060662028) at uvm_map_teardown+0x117 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:-1 [inline] uvm_map_teardown(fffffd8060662028) at uvm_map_teardown+0x117 sys/uvm/uvm_map.c:2486 uvmspace_free(fffffd8060662028) at uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 reaper(ffff80002a2f8f68) at reaper+0x246 sys/kern/kern_exit.c:478 end trace frame: 0x0, count: -12