panic: ffs_valloc: dup alloc Stopped at db_enter+0x17: popq %rbp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 38910 6719 0 0x2 0 0K syz-executor db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff84a364e0) at panic+0x296 sys/kern/subr_prf.c:198 ffs_inode_alloc(ffff800001b6b5f0,41ed,ffff800000119750,ffff8000299f2120) at ffs_inode_alloc+0xd4b ufs_mkdir(ffff8000299f23e0) at ufs_mkdir+0x2cd sys/ufs/ufs/ufs_vnops.c:1112 VOP_MKDIR(ffff800001c09e58,ffff8000299f25f0,ffff8000299f2620,ffff8000299f24e0) at VOP_MKDIR+0x1f3 sys/kern/vfs_vops.c:394 domkdirat(ffff800029a31258,ffffff9c,730173ecfee0,1ff) at domkdirat+0x26f sys/kern/vfs_syscalls.c:3060 syscall(ffff8000299f28c0) at syscall+0x118e mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000299f28c0) at syscall+0x118e sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x730173ecff80, count: 7 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: ffs_valloc: dup alloc ddb{0}> show kasan kasan: no report recorded this boot ddb{0}> trace db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff84a364e0) at panic+0x296 sys/kern/subr_prf.c:198 ffs_inode_alloc(ffff800001b6b5f0,41ed,ffff800000119750,ffff8000299f2120) at ffs_inode_alloc+0xd4b ufs_mkdir(ffff8000299f23e0) at ufs_mkdir+0x2cd sys/ufs/ufs/ufs_vnops.c:1112 VOP_MKDIR(ffff800001c09e58,ffff8000299f25f0,ffff8000299f2620,ffff8000299f24e0) at VOP_MKDIR+0x1f3 sys/kern/vfs_vops.c:394 domkdirat(ffff800029a31258,ffffff9c,730173ecfee0,1ff) at domkdirat+0x26f sys/kern/vfs_syscalls.c:3060 syscall(ffff8000299f28c0) at syscall+0x118e mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000299f28c0) at syscall+0x118e sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x730173ecff80, count: -8 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff8000299f1e90 rbx 0xdfff908000000004 rdx 0 rcx 0xffffffff85214ff0 cpu_info_full_primary+0x1ff0 rax 0 r8 0xffffffff r9 0 r10 0xffff80001130601f r11 0xffffffff8226a080 x86_bus_space_io_read_1 r12 0xffffffff85215e0f cpu_info_full_primary+0x2e0f r13 0xffffffff85215c10 cpu_info_full_primary+0x2c10 r14 0x1ffff0000533e3dc r15 0x1 rip 0xffffffff81169c17 db_enter+0x17 cs 0x8 rflags 0x246 rsp 0xffff8000299f1e90 ss 0x10 db_enter+0x17: popq %rbp ddb{0}> show proc PROC (syz-executor) tid=38910 pid=6719 tcnt=1 stat=onproc flags process=2 proc=0 runpri=17, usrpri=81, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800029a30fc0,0xffff80002989b4e0 process=0xffff8000316966e8 user=0xffff8000299e7000, vmspace=0xffff800001b733e8 estcpu=36, cpticks=9, pctcpu=0.7, user=0, sys=9, intr=0 ddb{0}> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND 179 396861 39958 0 2 0x2 0 sh 1835 150387 66352 0 2 0x2 0 ifconfig 66352 415498 50921 0 3 0x100002 0x88 sigsusp sh 39958 480849 92313 0 3 0x2 0x80 wait syz-executor * 6719 38910 92313 0 7 0x2 0 syz-executor 50921 7556 92313 0 3 0x2 0x80 wait syz-executor 16498 124341 92313 0 3 0x2 0x80 piperd syz-executor 17265 358367 92313 0 3 0x2 0x80 wait syz-executor 40320 315549 92313 0 3 0x2 0x80 piperd syz-executor 22942 407635 0 0 3 0x14000 0x200 acct acct 92313 513510 75425 0 3 0x2 0x80 nanoslp syz-executor 75425 513796 25902 0 3 0x100002 0x88 sigsusp ksh 25902 511251 8935 0 3 0x10 0x88 kqread sshd-session 8935 346934 78230 0 3 0x12 0x80 kqread sshd-session 16905 470324 1 0 3 0x100003 0x80 ttyin getty 78230 288793 1 0 3 0 0x88 kqread sshd 22027 31749 56739 74 3 0x1100012 0x80 bpf pflogd 56739 459608 1 0 3 0 0x80 sbwait pflogd 66691 146260 93520 73 3 0x1100010 0x80 kqread syslogd 93520 402942 1 0 3 0x100002 0x80 sbwait syslogd-parent 52701 175174 1 0 3 0x100000 0x80 kqread resolvd 60710 303136 67825 77 3 0x100012 0x80 kqread dhcpleased 98504 475203 67825 77 3 0x100012 0x80 kqread dhcpleased 67825 459529 1 0 3 0 0x80 kqread dhcpleased 6601 189302 0 0 3 0x14000 0x200 bored smr 12995 401214 0 0 2 0x14000 0x200 zerothread 39335 135242 0 0 3 0x14000 0x200 aiodoned aiodoned 1490 447851 0 0 3 0x14000 0x200 syncer update 88086 493209 0 0 3 0x14000 0x200 cleaner cleaner 23173 325481 0 0 3 0x14000 0x200 reaper reaper 2788 321248 0 0 3 0x14000 0x200 pgdaemon pagedaemon 65034 161751 0 0 3 0x14000 0x200 bored viomb 812 203930 0 0 3 0x14000 0x40000200 acpi0 acpi0 52669 396054 0 0 3 0x14000 0x40000200 idle1 20947 27049 0 0 3 0x14000 0x200 bored softnet1 44960 476545 0 0 3 0x14000 0x200 bored softnet0 2548 7092 0 0 3 0x14000 0x200 smrbar systqmp 48124 504795 0 0 3 0x14000 0x200 bored systq 92661 59794 0 0 3 0x14000 0x200 tmoslp softclockmp 24796 26250 0 0 3 0x14000 0x40000200 tmoslp softclock 17326 466030 0 0 3 0x14000 0x40000200 idle0 1 335207 0 0 3 0x2 0x80 wait init 0 0 -1 0 3 0x10000 0x200 scheduler swapper ddb{0}> show all locks Process 6719 (syz-executor) thread 0xffff800029a31258 (38910) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff85602680) #0 witness_lock+0x534 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x534 sys/kern/subr_witness.c:1160 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 mi_switch+0x73e sys/kern/sched_bsd.c:443 #3 sleep_finish+0x3dc sys/kern/kern_synch.c:369 #4 biowait+0xe6 sys/kern/vfs_bio.c:1110 #5 ffs_vget+0x508 sys/ufs/ffs/ffs_vfsops.c:1249 #6 ffs_inode_alloc+0x579 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0x2cd sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x1f3 sys/kern/vfs_vops.c:394 #9 domkdirat+0x26f sys/kern/vfs_syscalls.c:3060 #10 syscall+0x118e mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0x118e sys/arch/amd64/amd64/trap.c:791 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xffff800001c50450) #0 witness_lock+0x534 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x534 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x4e4 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xf5 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0x186 sys/kern/vfs_vops.c:527 #4 ufs_ihashins+0xdc sys/ufs/ufs/ufs_ihash.c:152 #5 ffs_vget+0x2fc sys/ufs/ffs/ffs_vfsops.c:1232 #6 ffs_inode_alloc+0x579 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0x2cd sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x1f3 sys/kern/vfs_vops.c:394 #9 domkdirat+0x26f sys/kern/vfs_syscalls.c:3060 #10 syscall+0x118e mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0x118e sys/arch/amd64/amd64/trap.c:791 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xffff800001b6b690) #0 witness_lock+0x534 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x534 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x4e4 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xf5 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0x186 sys/kern/vfs_vops.c:527 #4 vn_lock+0xba sys/kern/vfs_vnops.c:576 #5 vfs_lookup+0x1da sys/kern/vfs_lookup.c:431 #6 namei+0xcba sys/kern/vfs_lookup.c:250 #7 domkdirat+0x15c sys/kern/vfs_syscalls.c:3045 #8 syscall+0x118e mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0x118e sys/arch/amd64/amd64/trap.c:791 #9 Xsyscall+0x128 Process 2548 (systqmp) thread 0xffff800045ffe530 (7092) shared rwlock systqmp r = 0 (0xffffffff854c5518) #0 witness_lock+0x534 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x534 sys/kern/subr_witness.c:1160 #1 taskq_thread+0x1da sys/kern/kern_task.c:442 #2 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11064 12241K 12394K 166960K 12467 0 pcb 17 30K 34K 166960K 93 0 rtable 213 17K 29K 166960K 2375 0 pf 35 22K 45K 166960K 219 0 ifaddr 38 12K 15K 166960K 327 0 ifgroup 55 2K 2K 166960K 346 0 sysctl 1 1K 13K 166960K 7 0 counters 70 42K 44K 166960K 218 0 ioctlops 3 1K 185K 166960K 1744 0 iov 0 0K 16K 166960K 4 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1373 88K 94K 166960K 2346 0 UFS quota 1 36K 36K 166960K 1 0 UFS mount 5 44K 44K 166960K 5 0 shm 2 2K 6K 166960K 6 0 VM map 2 1K 1K 166960K 2 0 sem 23 1K 1K 166960K 24 0 dirhash 15 2K 2K 166960K 15 0 ACPI 1734 201K 413K 166960K 11964 0 file desc 13 40K 117K 166960K 1375 0 sigio 0 0K 0K 166960K 3 0 proc 161 132K 195K 166960K 2481 0 subproc 72 9K 14K 166960K 693 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 20K 20K 166960K 1 0 ip_moptions 0 0K 5K 166960K 346 0 in_multi 78 5K 8K 166960K 837 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 27 0 ISOFS mount 1 36K 36K 166960K 1 0 MSDOSFS mount 1 20K 20K 166960K 1 0 ttys 103 708K 708K 166960K 103 0 exec 42 10K 18K 166960K 1283 0 fusefs mount 1 36K 36K 166960K 1 0 tdb 3 1K 1K 166960K 3 0 VM swap 14 124K 124K 166960K 15 0 UVM amap 407 304K 381K 166960K 10905 0 UVM aobj 7 8K 8K 166960K 7 0 pinsyscall 171 289K 381K 166960K 4305 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 6 0 NDP 18 0K 2K 166960K 236 0 temp 386 9397K 9471K 166960K 16859 0 kqueue 14 44K 84K 166960K 66 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 28 0 0 1 0 1 1 0 8 0 rtpcb 120 172 0 169 1 0 1 1 0 8 0 rtentry 176 857 0 788 6 1 5 6 0 8 1 unpcb 144 223 0 206 3 2 1 2 0 8 0 syncache 336 4 0 4 2 2 0 1 0 8 0 tcpcb 736 212 0 208 7 6 1 7 0 8 0 arp 136 156 0 144 1 0 1 1 0 8 0 inpcb 328 829 0 822 16 15 1 12 0 8 0 nd6 152 228 0 217 2 1 1 2 0 8 0 kcovpl 48 77 0 71 1 0 1 1 0 8 0 ppxss 1192 3 0 3 1 1 0 1 0 8 0 pfstscr 40 1 0 0 1 0 1 1 0 8 0 pffrag 232 1 0 0 1 0 1 1 0 482 0 pffrnode 88 1 0 0 1 0 1 1 0 8 0 pffrent 40 2 0 1 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 3 0 0 1 0 1 1 0 8 0 pfstitem 24 49 0 15 1 0 1 1 0 8 0 pfstkey 128 53 0 19 2 0 2 2 0 8 0 pfstate 448 50 0 17 5 0 5 5 0 8 0 pfrule 1360 26 0 21 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 3447 0 3162 31 6 25 30 0 8 7 art_table 40 3448 0 3162 5 0 5 5 0 8 2 art_node 32 857 0 792 1 0 1 1 0 8 0 semapl 72 22 0 1 1 0 1 1 0 8 0 shmpl 120 4 0 0 1 0 1 1 0 8 0 dirhash 1024 19 0 0 3 0 3 3 0 8 0 dino2pl 256 2197 0 557 103 0 103 103 0 8 0 ffsino 296 2197 0 557 127 0 127 127 0 8 0 nchpl 144 2712 0 756 73 0 73 73 0 8 0 vnodes 216 3047 0 0 170 0 170 170 0 8 0 namei 1024 18769 0 18768 4 3 1 2 0 8 0 percpumem 16 125 0 76 1 0 1 1 0 8 0 kstatmem 264 175 0 152 2 0 2 2 0 8 0 scxspl 216 9558 0 9558 10 9 1 8 1 8 1 plimitpl 152 212 0 196 1 0 1 1 0 8 0 sigapl 424 1551 0 1507 8 2 6 7 0 8 0 knotepl 120 66 0 0 2 0 2 2 0 8 0 kqueuepl 224 351 0 342 5 4 1 5 0 8 0 pipepl 344 439 0 412 6 2 4 4 0 8 1 fdescpl 528 1534 0 1509 3 0 3 3 0 8 0 filepl 160 6915 0 6733 17 7 10 17 0 8 1 lockfpl 104 88 0 86 1 0 1 1 0 8 0 lockfspl 48 38 0 36 1 0 1 1 0 8 0 sessionpl 144 332 0 323 1 0 1 1 0 8 0 pgrppl 48 414 0 398 1 0 1 1 0 8 0 ucredpl 104 1098 0 1084 1 0 1 1 0 8 0 zombiepl 144 1509 0 1507 1 0 1 1 0 8 0 processpl 1240 1551 0 1507 6 1 5 5 0 8 0 procpl 664 2092 0 2048 7 1 6 6 0 8 0 sosppl 176 2 0 2 1 1 0 1 0 8 0 sockpl 752 1228 0 1201 22 18 4 17 0 8 1 mcl64k 65536 1 0 0 1 0 1 1 0 8 0 mcl9k128 9344 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 111 0 0 14 0 14 14 0 8 0 mcl2k 2048 51 0 0 5 1 4 5 0 8 0 mextrefs 64 42 0 0 1 0 1 1 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 211 0 0 14 0 14 14 0 8 0 bufpl 272 3302 0 104 214 0 214 214 0 8 0 anonpl 32 7414 0 0 60 0 60 60 0 222 0 amapchunkpl 152 29507 0 29245 27 11 16 26 0 158 3 amappl16 200 2439 0 2431 17 15 2 14 0 8 0 amappl15 192 4 0 4 2 2 0 1 0 8 0 amappl14 184 1236 0 1233 1 0 1 1 0 8 0 amappl13 176 254 0 242 1 0 1 1 0 8 0 amappl12 168 2116 0 2093 2 0 2 2 0 8 0 amappl11 160 10 0 9 1 0 1 1 0 8 0 amappl10 152 70 0 58 1 0 1 1 0 8 0 amappl9 144 282 0 281 1 0 1 1 0 8 0 amappl8 136 451 0 449 1 0 1 1 0 8 0 amappl7 128 289 0 277 1 0 1 1 0 8 0 amappl6 120 531 0 527 1 0 1 1 0 8 0 amappl5 112 449 0 438 1 0 1 1 0 8 0 amappl4 104 495 0 478 1 0 1 1 0 8 0 amappl3 96 6081 0 6008 4 1 3 4 0 8 0 amappl2 88 740 0 680 2 0 2 2 0 8 0 amappl1 80 20162 0 19587 15 1 14 15 0 8 0 amappl 88 9029 0 8935 4 0 4 4 0 92 0 uvmvnodes 80 108 0 0 3 0 3 3 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 128 253 0 253 1 1 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 18 0 17 1 0 1 1 0 8 0 aobjpl 72 6 0 0 1 0 1 1 0 8 0 uaddrrnd 24 1534 0 1509 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1534 0 1509 1 0 1 1 0 8 0 vmmpekpl 168 14186 0 14137 3 0 3 3 0 8 0 vmmpepl 168 107674 0 106164 92 12 80 92 0 357 1 vmsppl 488 1533 0 1508 6 2 4 5 0 8 0 rwobjpl 80 32349 0 31405 28 2 26 27 0 8 0 pdppl 4096 3077 0 3016 179 108 71 89 0 8 10 pvpl 32 14291 0 0 118 2 116 116 0 265 0 pmappl 256 1533 0 1508 4 1 3 3 0 8 0 extentpl 40 47 0 29 1 0 1 1 0 8 0 phpool 120 593 0 130 15 0 15 15 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff84a364e0) at panic+0x296 sys/kern/subr_prf.c:198 ffs_inode_alloc(ffff800001b6b5f0,41ed,ffff800000119750,ffff8000299f2120) at ffs_inode_alloc+0xd4b ufs_mkdir(ffff8000299f23e0) at ufs_mkdir+0x2cd sys/ufs/ufs/ufs_vnops.c:1112 VOP_MKDIR(ffff800001c09e58,ffff8000299f25f0,ffff8000299f2620,ffff8000299f24e0) at VOP_MKDIR+0x1f3 sys/kern/vfs_vops.c:394 domkdirat(ffff800029a31258,ffffff9c,730173ecfee0,1ff) at domkdirat+0x26f sys/kern/vfs_syscalls.c:3060 syscall(ffff8000299f28c0) at syscall+0x118e mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000299f28c0) at syscall+0x118e sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x730173ecff80, count: -8 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1f: addq $0x8,%rsp x86_ipi_db(ffff800028f93ff0) at x86_ipi_db+0x1f sys/arch/amd64/amd64/db_interface.c:412 x86_ipi_handler() at x86_ipi_handler+0xfd sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff85601e80) at __mp_lock+0x272 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff85601e80) at __mp_lock+0x272 sys/kern/kern_lock.c:173 uvn_detach(ffff8000016fee10) at uvn_detach+0x2a sys/uvm/uvm_vnode.c:293 uvm_unmap_detach(ffff800039ae9480,0) at uvm_unmap_detach+0x222 sys/uvm/uvm_map.c:1370 uvm_map_teardown(ffff800001bf33f8) at uvm_map_teardown+0x573 sys/uvm/uvm_map.c:2535 exit1(ffff80002989a540,0,0,1) at exit1+0xa38 sys/kern/kern_exit.c:260 sys_exit(ffff80002989a540,ffff800039ae9770,ffff800039ae96e0) at sys_exit+0x4a syscall(ffff800039ae9770) at syscall+0x118e mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800039ae9770) at syscall+0x118e sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x72bf5ce0fa40, count: 4 ddb{1}> trace x86_ipi_db(ffff800028f93ff0) at x86_ipi_db+0x1f sys/arch/amd64/amd64/db_interface.c:412 x86_ipi_handler() at x86_ipi_handler+0xfd sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff85601e80) at __mp_lock+0x272 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff85601e80) at __mp_lock+0x272 sys/kern/kern_lock.c:173 uvn_detach(ffff8000016fee10) at uvn_detach+0x2a sys/uvm/uvm_vnode.c:293 uvm_unmap_detach(ffff800039ae9480,0) at uvm_unmap_detach+0x222 sys/uvm/uvm_map.c:1370 uvm_map_teardown(ffff800001bf33f8) at uvm_map_teardown+0x573 sys/uvm/uvm_map.c:2535 exit1(ffff80002989a540,0,0,1) at exit1+0xa38 sys/kern/kern_exit.c:260 sys_exit(ffff80002989a540,ffff800039ae9770,ffff800039ae96e0) at sys_exit+0x4a syscall(ffff800039ae9770) at syscall+0x118e mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800039ae9770) at syscall+0x118e sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x72bf5ce0fa40, count: -11