uvm_fault(0xffffffff8362f528, 0xffff8000014e4008, 0, 2) -> e kernel: page fault trap, code=2 Stopped at unveil_add_vnode+0xda: movq %rax,0x8(%r14,%r13,1) TID PID UID PRFLAGS PFLAGS CPU COMMAND *269366 61452 32767 0x502010 0x4080000 1K syz-executor 493301 2432 0 0x2 0 0 syz-executor unveil_add_vnode(ffff8000367cf1e0,fffffd8068064c18) at unveil_add_vnode+0xda sys/kern/kern_unveil.c:391 unveil_add(ffff8000367cf1e0,ffff80002e9b4268,ffff80002e9b4323) at unveil_add+0x448 sys/kern/kern_unveil.c:494 sys_unveil(ffff8000367cf1e0,ffff80002e9b4450,ffff80002e9b43a0) at sys_unveil+0x60c sys/kern/vfs_syscalls.c:1020 syscall(ffff80002e9b4450) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002e9b4450) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd8345fd45b0, count: 10 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: uvm_fault(0xffffffff8362f528, 0xffff8000014e4008, 0, 2) -> e ddb{1}> trace unveil_add_vnode(ffff8000367cf1e0,fffffd8068064c18) at unveil_add_vnode+0xda sys/kern/kern_unveil.c:391 unveil_add(ffff8000367cf1e0,ffff80002e9b4268,ffff80002e9b4323) at unveil_add+0x448 sys/kern/kern_unveil.c:494 sys_unveil(ffff8000367cf1e0,ffff80002e9b4450,ffff80002e9b43a0) at sys_unveil+0x60c sys/kern/vfs_syscalls.c:1020 syscall(ffff80002e9b4450) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002e9b4450) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd8345fd45b0, count: -5 ddb{1}> show registers rdi 0 rsi 0 rbp 0xffff80002e9b4190 rbx 0xffff8000367ae440 rdx 0 rcx 0xffff8000367cf1e0 rax 0xffffffffffffffff r8 0x40 r9 0xfffffd807f7d3548 r10 0 r11 0x8a3f01213f253925 r12 0xfffffd8068064c18 r13 0 r14 0xffff8000014e4000 r15 0 rip 0xffffffff82dcee3a unveil_add_vnode+0xda cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002e9b4120 ss 0 unveil_add_vnode+0xda: movq %rax,0x8(%r14,%r13,1) ddb{1}> show proc PROC (syz-executor) tid=269366 pid=61452 tcnt=4 stat=onproc flags process=502010 proc=4080000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000367cecd0 scnt=1 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000367ce2b0,0xffff800033f979b0 process=0xffff8000367ae440 user=0xffff80002e9af000, vmspace=0xfffffd806cae4538 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 61452 317695 89502 32767 3 0x502010 suspend syz-executor 61452 45114 89502 32767 4 0x4582010 syz-executor *61452 269366 89502 32767 7 0x4582010 syz-executor 61452 147269 89502 32767 4 0x4582010 syz-executor 2432 493301 14255 0 7 0x2 syz-executor 93596 30318 19424 0 2 0x2 sh 73288 524091 80179 32767 2 0x10 syz-executor 73288 25765 80179 32767 3 0x4000090 fsleep syz-executor 19424 395469 84272 0 2 0 syz-executor 70702 180123 55560 32767 2 0x10 syz-executor 70702 92305 55560 32767 3 0x4000090 fsleep syz-executor 70702 155460 55560 32767 3 0x4000090 fsleep syz-executor 84272 305813 14255 0 3 0x82 wait syz-executor 57256 468733 80162 32767 3 0x90 nanoslp syz-executor 57256 22384 80162 32767 2 0x4000010 syz-executor 57256 255629 80162 32767 3 0x4000090 fsleep syz-executor 54722 350018 68437 32767 3 0x90 nanoslp syz-executor 54722 125769 68437 32767 3 0x4000090 ttyout syz-executor 54722 35559 68437 32767 3 0x4000090 fsleep syz-executor 80179 371753 75957 32767 3 0x90 nanoslp syz-executor 75957 421835 14255 0 3 0x82 wait syz-executor 55560 189980 53335 32767 3 0x90 nanoslp syz-executor 53335 308210 14255 0 3 0x82 wait syz-executor 15388 355795 8486 32767 3 0x90 nanoslp syz-executor 8486 257105 14255 0 3 0x82 wait syz-executor 68437 133786 93384 32767 3 0x90 nanoslp syz-executor 93384 217580 14255 0 3 0x82 wait syz-executor 89502 341753 66441 32767 3 0x90 nanoslp syz-executor 66441 101958 14255 0 3 0x82 wait syz-executor 80162 510654 31720 32767 3 0x90 nanoslp syz-executor 31720 58425 14255 0 3 0x82 wait syz-executor 55745 99047 95337 0 3 0x100082 sbwait ndp 95337 264393 31987 0 3 0x10008a sigsusp sh 31987 365231 1 0 3 0x80 wait syz-executor 45717 446658 671 0 3 0x100082 sbwait arp 671 204731 88690 0 3 0x10008a sigsusp sh 88690 352139 1 0 3 0x80 wait syz-executor 49260 125618 81735 0 3 0x100082 sbwait arp 81735 342080 23793 0 3 0x10008a sigsusp sh 23793 357187 1 0 3 0x80 wait syz-executor 44599 6367 62557 0 3 0x100082 sbwait arp 62557 209872 91651 0 3 0x10008a sigsusp sh 91651 396449 1 0 3 0x80 wait syz-executor 37169 289220 0 0 3 0x14200 bored sosplice 14255 450700 87167 0 3 0x82 kqread syz-executor 87167 455502 66404 0 3 0x10008a sigsusp ksh 66404 437031 77826 0 3 0x98 kqread sshd-session 77826 462417 25158 0 3 0x92 kqread sshd-session 67111 220042 1 0 3 0x100083 ttyin getty 25158 246990 1 0 3 0x88 kqread sshd 63599 111469 39890 73 3 0x1100090 kqread syslogd 39890 185625 1 0 3 0x100082 sbwait syslogd 18009 178394 1 0 3 0x100080 kqread resolvd 79171 228566 3854 77 3 0x100092 kqread dhcpleased 1740 489525 3854 77 3 0x100092 kqread dhcpleased 3854 122016 1 0 3 0x80 kqread dhcpleased 3891 90080 0 0 3 0x14200 bored smr 84187 17009 0 0 2 0x14200 zerothread 94112 439311 0 0 3 0x14200 aiodoned aiodoned 40138 108466 0 0 3 0x14200 syncer update 30853 404037 0 0 3 0x14200 cleaner cleaner 43481 229428 0 0 3 0x14200 reaper reaper 37178 98564 0 0 3 0x14200 pgdaemon pagedaemon 49898 290859 0 0 3 0x14200 bored viomb 73733 346697 0 0 3 0x40014200 acpi0 acpi0 4764 416274 0 0 3 0x40014200 idle1 95726 286385 0 0 3 0x14200 bored softnet3 65404 451717 0 0 3 0x14200 bored softnet2 58679 368917 0 0 3 0x14200 bored softnet1 22908 250824 0 0 3 0x14200 bored softnet0 5661 144531 0 0 3 0x14200 bored systqmp 24632 425963 0 0 3 0x14200 bored systq 92841 352796 0 0 3 0x14200 tmoslp softclockmp 61337 331334 0 0 3 0x40014200 tmoslp softclock 49720 79181 0 0 3 0x40014200 idle0 1 249654 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 61452 (syz-executor) thread 0xffff8000367cf1e0 (269366) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff835df070) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 __mp_acquire_count+0x58 #2 mi_switch+0x4b7 sys/kern/sched_bsd.c:441 #3 sleep_finish+0x219 sys/kern/kern_synch.c:416 #4 rw_enter+0x348 sys/kern/kern_rwlock.c:285 #5 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #6 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #7 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #8 vget+0x2bd sys/kern/vfs_subr.c:676 #9 ufs_ihashget+0x192 sys/ufs/ufs/ufs_ihash.c:98 #10 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #11 ufs_lookup+0x1631 sys/ufs/ufs/ufs_lookup.c:555 #12 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #13 unveil_find_cover+0x16d sys/kern/kern_unveil.c:277 #14 unveil_add_vnode+0xd1 sys/kern/kern_unveil.c:391 #15 unveil_add+0x448 sys/kern/kern_unveil.c:494 #16 sys_unveil+0x60c sys/kern/vfs_syscalls.c:1020 #17 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #17 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #18 Xsyscall+0x128 Process 2432 (syz-executor) thread 0xffff8000ffff6528 (493301) exclusive rwlock uobjlk r = 0 (0xfffffd806cf96c88) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 uvm_fault_lower_lookup+0x54 sys/uvm/uvm_fault.c:1126 #3 uvm_fault_lower+0x74 sys/uvm/uvm_fault.c:1227 #4 uvm_fault+0x301 sys/uvm/uvm_fault.c:637 #5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 #6 usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 #7 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd80621107e0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 #2 uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 #3 uvm_fault+0x112 sys/uvm/uvm_fault.c:600 #4 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 #5 usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 #6 recall_trap+0x8 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10233 11050K 11059K 166960K 15108 0 pcb 17 24K 28K 166960K 27 0 rtable 196 5K 7K 166960K 44899 0 pf 27 16K 16K 166960K 2571 0 ifaddr 34 22K 31K 166960K 5101 0 ifgroup 42 1K 2K 166960K 5116 0 sysctl 4 1K 5K 166960K 130 0 counters 60 35K 36K 166960K 2590 0 ioctlops 0 0K 2K 166960K 2925 0 iov 0 0K 34K 166960K 7778 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1508 95K 95K 166960K 36754 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 17K 166960K 1576 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 4087 0 dirhash 24 4K 5K 166960K 1902 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 37 135K 205K 166960K 89750 0 sigio 0 0K 0K 166960K 3251 0 proc 58 79K 176K 166960K 43636 0 subproc 143 8K 15K 166960K 19604 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 22061 0 in_multi 77 5K 7K 166960K 17226 0 ether_multi 1 0K 0K 166960K 604 0 mrt 1 0K 0K 166960K 17 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 403 1791K 1791K 166960K 403 0 exec 0 0K 1K 166960K 32801 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 331 102K 165K 166960K 773715 0 UVM aobj 131 4K 8K 166960K 139 0 pinsyscall 61 122K 170K 166960K 125259 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 6599 0 NDP 9 0K 2K 166960K 3807 0 temp 87 6824K 6954K 166960K 536609 0 kqueue 14 22K 38K 166960K 15118 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> 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 13191 0 13184 79 78 1 3 0 8 0 rtentry 112 14937 0 14846 20 16 4 4 0 8 0 unpcb 144 89251 0 89234 350 346 4 10 0 8 3 syncache 336 1847 0 1847 42 41 1 1 0 8 1 tcpqe 32 812 0 812 58 58 0 1 0 8 0 tcpcb 808 61697 0 61536 403 380 23 34 0 8 0 arp 120 2597 0 2582 1 0 1 1 0 8 0 ipq 40 454 0 450 5 4 1 1 0 8 0 ipqe 40 9452 0 9448 6 5 1 2 0 8 0 inpcb 336 137008 0 136839 432 410 22 35 0 8 0 ip6q 72 36 0 36 35 35 0 1 0 8 0 ip6af 40 72 0 72 35 35 0 1 0 8 0 nd6 136 4711 0 4691 24 22 2 2 0 8 0 kcovpl 48 1508 0 1497 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 60075 0 59696 240 210 30 32 0 8 0 art_table 32 60076 0 59696 20 15 5 5 0 8 0 art_node 16 14936 0 14853 1 0 1 1 0 8 0 sysvmsgpl 40 7 0 3 2 1 1 1 0 8 0 semapl 112 4039 0 4029 1 0 1 1 0 8 0 shmpl 112 136 0 8 4 0 4 4 0 8 0 dirhash 1024 1305 0 1267 46 40 6 6 0 8 1 dino2pl 256 119032 0 112284 423 1 422 422 0 8 0 ffsino 272 119032 0 112284 450 0 450 450 0 8 0 nchpl 144 218720 0 215472 121 0 121 121 0 8 0 uvmvnodes 80 13327 0 0 272 0 272 272 0 8 0 vnodes 216 13327 0 0 741 0 741 741 0 8 0 namei 1024 928839 0 928837 69 68 1 2 0 8 0 percpumem 16 1309 0 1265 1 0 1 1 0 8 0 kstatmem 264 2548 0 2530 2 0 2 2 0 8 0 scxspl 216 779865 0 779865 166 164 2 8 1 8 2 plimitpl 152 30504 0 30477 2 0 2 2 0 8 0 sigapl 424 87329 0 87262 12 2 10 10 0 8 0 futexpl 64 1071362 0 1071357 33 32 1 1 0 8 0 knotepl 120 3140 0 0 27 1 26 26 0 8 0 kqueuepl 216 32107 0 32097 275 270 5 8 0 8 4 pipepl 320 17180 0 17141 205 196 9 12 0 8 5 fdescpl 496 87310 0 87262 21 13 8 9 0 8 0 filepl 152 654702 0 654390 341 323 18 28 0 8 1 lockfpl 104 27043 0 27041 20 19 1 3 0 8 0 lockfspl 48 7661 0 7659 1 0 1 1 0 8 0 sessionpl 144 1641 0 1622 2 0 2 2 0 8 0 pgrppl 48 5038 0 5011 1 0 1 1 0 8 0 ucredpl 104 134331 0 134314 1 0 1 1 0 8 0 zombiepl 144 87263 0 87262 1 0 1 1 0 8 0 processpl 1160 87329 0 87262 12 6 6 7 0 8 0 procpl 648 208350 0 208273 13 5 8 9 0 8 0 srpgc 96 31 0 31 16 16 0 1 0 8 0 sosppl 168 1150 0 1138 25 24 1 1 0 8 0 sockpl 664 241647 0 241440 764 736 28 41 0 8 0 mcl64k 65536 127 0 0 6 0 6 6 0 8 0 mcl16k 16384 8 0 0 1 0 1 1 0 8 0 mcl12k 12288 8 0 0 1 0 1 1 0 8 0 mcl9k 9216 7 0 0 1 0 1 1 0 8 0 mcl8k 8192 50 0 0 5 0 5 5 0 8 0 mcl4k 4096 333 0 0 18 6 12 18 0 8 0 mcl2k2 2112 8 0 0 1 0 1 1 0 8 0 mcl2k 2048 1095 0 0 27 19 8 10 0 8 0 mtagpl 96 11 0 0 1 0 1 1 0 8 0 mbufpl 256 8872 0 0 448 1 447 447 0 8 0 bufpl 280 144148 0 130820 954 1 953 953 0 8 0 anonpl 24 10057194 0 10044352 886 770 116 148 0 185 10 amapchunkpl 152 2525821 0 2524866 635 590 45 63 0 158 0 amappl16 200 233395 0 233099 937 908 29 51 0 8 6 amappl15 192 45 0 43 1 0 1 1 0 8 0 amappl14 184 3384 0 3370 4 2 2 2 0 8 0 amappl13 176 93 0 92 23 22 1 1 0 8 0 amappl12 168 108563 0 108514 7 4 3 3 0 8 0 amappl11 160 56 0 45 1 0 1 1 0 8 0 amappl10 152 14 0 13 2 1 1 1 0 8 0 amappl9 144 135 0 134 2 1 1 1 0 8 0 amappl8 136 25 0 21 1 0 1 1 0 8 0 amappl7 128 3141 0 3125 1 0 1 1 0 8 0 amappl6 120 12774 0 12766 1 0 1 1 0 8 0 amappl5 112 5537 0 5526 1 0 1 1 0 8 0 amappl4 104 5549 0 5528 1 0 1 1 0 8 0 amappl3 96 522854 0 522694 5 0 5 5 0 8 0 amappl2 88 22842 0 22765 5 1 4 4 0 8 0 amappl1 80 443180 0 442519 54 31 23 32 0 8 1 amappl 88 755704 0 755442 12 4 8 8 0 92 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 72 138 0 8 3 0 3 3 0 8 0 uaddrrnd 24 87310 0 87262 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 87310 0 87262 1 0 1 1 0 8 0 vmmpekpl 168 751747 0 751680 11 7 4 5 0 8 0 vmmpepl 168 5428272 0 5425575 694 554 140 184 0 357 5 vmsppl 440 87309 0 87262 15 8 7 8 0 8 0 rwobjpl 56 1333439 0 1318552 285 70 215 216 0 8 0 pdppl 4096 174627 0 174524 2358 2251 107 137 0 8 4 pvpl 32 48912 0 0 388 0 388 388 0 265 0 pmappl 248 87309 0 87262 7 3 4 5 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 4972 0 3429 46 1 45 45 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83456ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff835dee68) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835dee68) at __mp_lock+0x192 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff835dee68) at __mp_lock+0x19e __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835dee68) at __mp_lock+0x19e sys/kern/kern_lock.c:144 syscall(ffff8000367b92a0) at syscall+0xad6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000367b92a0) at syscall+0xad6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7107af0c4680, count: 6 ddb{0}> trace x86_ipi_db(ffffffff83456ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff835dee68) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835dee68) at __mp_lock+0x192 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff835dee68) at __mp_lock+0x19e __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835dee68) at __mp_lock+0x19e sys/kern/kern_lock.c:144 syscall(ffff8000367b92a0) at syscall+0xad6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000367b92a0) at syscall+0xad6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7107af0c4680, count: -9 ddb{0}> machine ddbcpu 1 Stopped at unveil_add_vnode+0xda: movq %rax,0x8(%r14,%r13,1) unveil_add_vnode(ffff8000367cf1e0,fffffd8068064c18) at unveil_add_vnode+0xda sys/kern/kern_unveil.c:391 unveil_add(ffff8000367cf1e0,ffff80002e9b4268,ffff80002e9b4323) at unveil_add+0x448 sys/kern/kern_unveil.c:494 sys_unveil(ffff8000367cf1e0,ffff80002e9b4450,ffff80002e9b43a0) at sys_unveil+0x60c sys/kern/vfs_syscalls.c:1020 syscall(ffff80002e9b4450) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002e9b4450) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd8345fd45b0, count: 10 ddb{1}> trace unveil_add_vnode(ffff8000367cf1e0,fffffd8068064c18) at unveil_add_vnode+0xda sys/kern/kern_unveil.c:391 unveil_add(ffff8000367cf1e0,ffff80002e9b4268,ffff80002e9b4323) at unveil_add+0x448 sys/kern/kern_unveil.c:494 sys_unveil(ffff8000367cf1e0,ffff80002e9b4450,ffff80002e9b43a0) at sys_unveil+0x60c sys/kern/vfs_syscalls.c:1020 syscall(ffff80002e9b4450) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002e9b4450) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd8345fd45b0, count: -5