uvm_fault(0xffffffff8353da28, 0xffff800012942100, 0, 2) -> d kernel: page fault trap, code=2 Stopped at memcpy+0x19: repe movsq (%rsi),%es:(%rdi) TID PID UID PRFLAGS PFLAGS CPU COMMAND 126437 95056 0 0x14000 0x200 0 zerothread memcpy() at memcpy+0x19 ufs_inactive(ffff80002a108ab8) at ufs_inactive+0x2e2 sys/ufs/ufs/ufs_inode.c:95 VOP_INACTIVE(fffffd806c045bf8,ffff8000ffff6530) at VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:495 vput(fffffd806c045bf8) at vput+0xe5 sys/kern/vfs_subr.c:779 vn_closefile(fffffd80691f65f0,ffff8000ffff6530) at vn_closefile+0x13f sys/kern/vfs_vnops.c:610 fdrop(fffffd80691f65f0,ffff8000ffff6530) at fdrop+0x126 sys/kern/kern_descrip.c:1274 closef(fffffd80691f65f0,ffff8000ffff6530) at closef+0x192 sys/kern/kern_descrip.c:1258 fdfree(ffff8000ffff6530) at fdfree+0x116 sys/kern/kern_descrip.c:1190 exit1(ffff8000ffff6530,0,0,1) at exit1+0x743 sys/kern/kern_exit.c:224 sys_exit(ffff8000ffff6530,ffff80002a108e50,ffff80002a108da0) at sys_exit+0x1a syscall(ffff80002a108e50) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a108e50) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x75fca66ea780, count: 3 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(0xffffffff8353da28, 0xffff800012942100, 0, 2) -> d ddb{1}> trace memcpy() at memcpy+0x19 ufs_inactive(ffff80002a108ab8) at ufs_inactive+0x2e2 sys/ufs/ufs/ufs_inode.c:95 VOP_INACTIVE(fffffd806c045bf8,ffff8000ffff6530) at VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:495 vput(fffffd806c045bf8) at vput+0xe5 sys/kern/vfs_subr.c:779 vn_closefile(fffffd80691f65f0,ffff8000ffff6530) at vn_closefile+0x13f sys/kern/vfs_vnops.c:610 fdrop(fffffd80691f65f0,ffff8000ffff6530) at fdrop+0x126 sys/kern/kern_descrip.c:1274 closef(fffffd80691f65f0,ffff8000ffff6530) at closef+0x192 sys/kern/kern_descrip.c:1258 fdfree(ffff8000ffff6530) at fdfree+0x116 sys/kern/kern_descrip.c:1190 exit1(ffff8000ffff6530,0,0,1) at exit1+0x743 sys/kern/kern_exit.c:224 sys_exit(ffff8000ffff6530,ffff80002a108e50,ffff80002a108da0) at sys_exit+0x1a syscall(ffff80002a108e50) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a108e50) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x75fca66ea780, count: -12 ddb{1}> show registers rdi 0xffff800012942100 rsi 0xfffffd806128a500 rbp 0xffff80002a108a40 rbx 0x1 rdx 0x100 rcx 0x20 rax 0x32b r8 0xffffffffffffffff r9 0x32a00 acpi_pdirpa+0x1e871 r10 0xa54639cdcef6bb7c r11 0xffff800012942100 r12 0xfffffd806b189998 r13 0xfffffd8078e8e378 r14 0 r15 0xffff800000a5f000 rip 0xffffffff826387d9 memcpy+0x19 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff80002a1089d8 ss 0x10 memcpy+0x19: repe movsq (%rsi),%es:(%rdi) ddb{1}> show proc PROC (syz-executor) tid=435619 pid=67247 tcnt=0 stat=onproc flags process=1008 proc=2000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000ffff6530 scnt=-1 ecnt=1 forw=0xffffffffffffffff, list=0xffff8000ffffdbe8,0xffff8000ffff7c08 process=0xffff800030c0c490 user=0xffff80002a103000, vmspace=0xfffffd806918c378 estcpu=36, cpticks=4, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 14396 507492 5387 0 2 0 syz-executor 14396 171251 5387 0 3 0x4000080 fsleep syz-executor 25485 202598 73307 0 3 0x80 nanoslp syz-executor 25485 266430 73307 0 3 0x4000080 fsleep syz-executor 83145 441353 56066 60928 2 0x3010 syz-executor 35605 23950 14205 0 2 0x480 syz-executor 35605 421046 14205 0 3 0x4000080 netcon syz-executor 35605 282954 14205 0 3 0x4000080 fsleep syz-executor 48298 496579 66805 0 2 0x480 syz-executor 48298 193891 66805 0 3 0x4000080 ttyin syz-executor 48298 446657 66805 0 3 0x4000080 fsleep syz-executor 27387 166344 0 0 3 0x14280 nfsidl nfsio 72230 347329 0 0 3 0x14280 nfsidl nfsio 93893 437199 0 0 3 0x14280 nfsidl nfsio 64831 105084 0 0 3 0x14280 nfsidl nfsio 33606 451859 0 0 3 0x14280 nfsidl nfsio 47537 395616 0 0 3 0x14280 nfsidl nfsio 26617 513828 0 0 3 0x14280 nfsidl nfsio 20092 75930 0 0 3 0x14280 nfsidl nfsio 60225 401429 0 0 3 0x14280 nfsidl nfsio 70724 226855 0 0 3 0x14280 nfsidl nfsio 58203 472334 0 0 3 0x14280 nfsidl nfsio 62534 300128 0 0 3 0x14280 nfsidl nfsio 12982 302717 0 0 3 0x14280 nfsidl nfsio 1840 223750 0 0 3 0x14280 nfsidl nfsio 17459 523663 0 0 3 0x14280 nfsidl nfsio 37169 303067 0 0 3 0x14280 nfsidl nfsio 49152 128545 0 0 3 0x14280 nfsidl nfsio 23558 505315 0 0 3 0x14280 nfsidl nfsio 28429 431818 0 0 3 0x14280 nfsidl nfsio 82486 178294 0 0 3 0x14280 nfsidl nfsio 73307 164148 30493 0 3 0x82 nanoslp syz-executor 56066 267907 30493 0 2 0x482 syz-executor 66805 444125 30493 0 2 0x482 syz-executor 14205 7907 30493 0 2 0x482 syz-executor 26440 12502 30493 0 3 0x82 nanoslp syz-executor 55801 177348 30493 0 2 0x482 syz-executor 5387 510517 30493 0 2 0x482 syz-executor 50755 72684 1 0 3 0x100083 ttyin getty 19576 349630 0 0 3 0x14200 bored sosplice 30493 45637 80767 0 3 0x82 wait syz-executor 80767 171977 10029 0 3 0x10008a sigsusp ksh 10029 346275 20172 0 3 0x98 kqread sshd-session 20172 248386 27150 0 3 0x92 kqread sshd-session 27150 243901 1 0 3 0x88 kqread sshd 61752 453509 27824 74 3 0x1100092 bpf pflogd 27824 114779 1 0 3 0x80 sbwait pflogd 83895 475408 49795 73 3 0x1100090 kqread syslogd 49795 237996 1 0 3 0x100082 sbwait syslogd 20446 411865 1 0 3 0x100080 kqread resolvd 26715 220275 14337 77 3 0x100092 kqread dhcpleased 84149 509852 14337 77 3 0x100092 kqread dhcpleased 14337 223761 1 0 3 0x80 kqread dhcpleased 45809 366046 0 0 3 0x14200 bored smr 95056 126437 0 0 7 0x14200 zerothread 47422 176161 0 0 3 0x14200 aiodoned aiodoned 91587 376615 0 0 3 0x14200 syncer update 98517 275334 0 0 3 0x14200 cleaner cleaner 9980 281460 0 0 3 0x14200 reaper reaper 75227 463672 0 0 3 0x14200 pgdaemon pagedaemon 3568 187015 0 0 3 0x14200 bored viomb 79193 75167 0 0 3 0x40014200 acpi0 acpi0 75070 247661 0 0 3 0x40014200 idle1 83919 447507 0 0 3 0x14200 bored softnet3 61035 92160 0 0 3 0x14200 bored softnet2 31548 437239 0 0 3 0x14200 bored softnet1 23804 13129 0 0 3 0x14200 bored softnet0 79735 83963 0 0 3 0x14200 bored systqmp 95365 464554 0 0 3 0x14200 bored systq 92635 320131 0 0 3 0x14200 tmoslp softclockmp 8154 464104 0 0 3 0x40014200 tmoslp softclock 81736 468667 0 0 3 0x40014200 idle0 1 63852 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10231 10101K 10361K 166960K 11912 0 pcb 17 14K 16K 166960K 190 0 rtable 240 8K 8K 166960K 2096 0 pf 36 18K 20K 166960K 181 0 ifaddr 43 8K 8K 166960K 282 0 ifgroup 55 2K 2K 166960K 292 0 sysctl 2 0K 2K 166960K 3 0 counters 64 36K 36K 166960K 186 0 ioctlops 0 0K 4K 166960K 1577 0 iov 0 0K 16K 166960K 31 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1383 87K 87K 166960K 2355 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 6 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 20 0 dirhash 12 2K 2K 166960K 24 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 17 61K 85K 166960K 1398 0 sigio 0 0K 0K 166960K 16 0 proc 72 91K 128K 166960K 2152 0 subproc 104 6K 7K 166960K 832 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 51 0 in_multi 99 7K 7K 166960K 736 0 ether_multi 1 0K 0K 166960K 3 0 mrt 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 235 1049K 1049K 166960K 235 0 exec 0 0K 1K 166960K 1134 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 245 73K 109K 166960K 11037 0 UVM aobj 48 5K 5K 166960K 51 0 pinsyscall 42 84K 100K 166960K 3967 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 27 0 NDP 12 0K 2K 166960K 203 0 temp 50 6818K 6883K 166960K 41415 0 kqueue 13 20K 26K 166960K 86 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 120 175 0 172 1 0 1 1 0 8 0 rtentry 112 748 0 638 5 1 4 4 0 8 0 unpcb 144 381 0 360 6 5 1 4 0 8 0 syncache 336 13 0 13 5 4 1 1 0 8 1 tcpqe 32 5 0 5 2 2 0 1 0 8 0 tcpcb 808 149 0 141 4 2 2 2 0 8 0 arp 120 136 0 118 1 0 1 1 0 8 0 inpcb 336 875 0 863 11 4 7 7 0 8 5 nd6 136 193 0 169 1 0 1 1 0 8 0 pkpcb 40 4 0 4 4 4 0 1 0 8 0 kcovpl 48 64 0 56 1 0 1 1 0 8 0 ppxss 1168 5 0 5 3 3 0 1 0 8 0 pfstscr 40 2 0 2 1 1 0 1 0 8 0 pffrag 232 3 0 0 1 0 1 1 0 482 0 pffrnode 88 3 0 0 1 0 1 1 0 8 0 pffrent 40 4 0 1 2 1 1 1 0 8 0 pfosfp 40 1428 0 1428 5 5 0 5 0 8 0 pfosfpen 112 1428 0 1428 21 21 0 21 0 8 0 pfstitem 24 103 0 80 1 0 1 1 0 8 0 pfstkey 128 105 0 82 1 0 1 1 0 8 0 pfstate 376 104 0 81 4 1 3 3 0 8 0 pfrule 1344 25 0 20 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 2939 0 2485 37 8 29 29 0 8 0 art_table 32 2940 0 2485 4 0 4 4 0 8 0 art_node 16 744 0 644 1 0 1 1 0 8 0 sysvmsgpl 40 9 0 4 2 1 1 1 0 8 0 semapl 112 18 0 8 1 0 1 1 0 8 0 shmpl 112 48 0 3 2 0 2 2 0 8 0 dirhash 1024 26 0 9 3 0 3 3 0 8 0 dino2pl 256 2387 0 773 102 0 102 102 0 8 0 ffsino 272 2387 0 773 108 0 108 108 0 8 0 nchpl 144 3206 0 1456 65 0 65 65 0 8 0 uvmvnodes 80 3372 0 0 69 0 69 69 0 8 0 vnodes 216 3372 0 0 188 0 188 188 0 8 0 namei 1024 15997 0 15997 4 3 1 2 0 8 1 percpumem 16 107 0 61 1 0 1 1 0 8 0 kstatmem 264 146 0 122 2 0 2 2 0 8 0 scxspl 216 29357 0 29357 12 11 1 8 1 8 1 plimitpl 152 147 0 130 1 0 1 1 0 8 0 sigapl 424 1616 0 1546 11 2 9 9 0 8 0 futexpl 64 6486 0 6482 8 7 1 1 0 8 0 knotepl 120 593 0 0 16 0 16 16 0 8 0 kqueuepl 216 191 0 182 5 0 5 5 0 8 4 pipepl 320 320 0 293 3 0 3 3 0 8 0 fdescpl 496 1576 0 1545 8 3 5 5 0 8 0 filepl 152 6620 0 6369 26 9 17 17 0 8 5 lockfpl 104 133 0 131 1 0 1 1 0 8 0 lockfspl 48 59 0 57 1 0 1 1 0 8 0 sessionpl 144 85 0 76 1 0 1 1 0 8 0 pgrppl 48 159 0 142 1 0 1 1 0 8 0 ucredpl 104 760 0 746 1 0 1 1 0 8 0 zombiepl 144 1550 0 1546 1 0 1 1 0 8 0 processpl 1160 1616 0 1546 7 1 6 6 0 8 0 procpl 648 2292 0 2216 10 2 8 8 0 8 0 srpgc 96 8 0 8 3 2 1 1 0 8 1 sosppl 168 5 0 5 3 2 1 1 0 8 1 sockpl 664 1439 0 1402 18 9 9 9 0 8 5 mcl64k 65536 8 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 5 0 0 1 0 1 1 0 8 0 mcl4k 4096 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 242 0 0 30 0 30 30 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 506 0 0 27 0 27 27 0 8 0 bufpl 280 7336 0 986 454 0 454 454 0 8 0 anonpl 24 267191 0 261954 92 31 61 78 0 185 22 amapchunkpl 152 34765 0 34185 54 20 34 41 0 158 9 amappl16 200 4273 0 4224 25 13 12 14 0 8 5 amappl15 192 7 0 7 1 1 0 1 0 8 0 amappl14 184 242 0 230 1 0 1 1 0 8 0 amappl13 176 4 0 4 1 1 0 1 0 8 0 amappl12 168 3118 0 3087 3 1 2 2 0 8 0 amappl11 160 70 0 56 1 0 1 1 0 8 0 amappl10 152 9 0 9 1 1 0 1 0 8 0 amappl9 144 140 0 138 1 0 1 1 0 8 0 amappl8 136 29 0 25 1 0 1 1 0 8 0 amappl7 128 240 0 227 1 0 1 1 0 8 0 amappl6 120 742 0 741 1 0 1 1 0 8 0 amappl5 112 362 0 350 1 0 1 1 0 8 0 amappl4 104 508 0 488 1 0 1 1 0 8 0 amappl3 96 6378 0 6263 5 1 4 4 0 8 1 amappl2 88 1526 0 1458 2 0 2 2 0 8 0 amappl1 80 16228 0 15668 15 1 14 14 0 8 1 amappl 88 10179 0 9996 7 2 5 5 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 19 0 18 1 0 1 1 0 8 0 aobjpl 72 50 0 3 1 0 1 1 0 8 0 uaddrrnd 24 1576 0 1545 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1576 0 1545 1 0 1 1 0 8 0 vmmpekpl 168 14580 0 14518 3 0 3 3 0 8 0 vmmpepl 168 104465 0 102580 109 17 92 96 0 357 4 vmsppl 440 1575 0 1545 6 2 4 5 0 8 0 rwobjpl 56 35719 0 31342 66 1 65 65 0 8 1 pdppl 4096 3159 0 3090 163 90 73 83 0 8 4 pvpl 32 44998 0 0 363 0 363 363 0 265 0 pmappl 248 1575 0 1545 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 505 0 116 12 0 12 12 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff834f4ff0) 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(ffffffff83628318) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83628318) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:590 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:158 __mp_release_all(ffffffff83628318) at __mp_release_all+0x2c msleep(ffffffff8361f1e4,ffffffff8361f368,7f,ffffffff83028a25,0) at msleep+0x1ed uvm_pagezero_thread(ffff800029fd8518) at uvm_pagezero_thread+0xe9 sys/uvm/uvm_pmemrange.c:2194 end trace frame: 0x0, count: 5 ddb{0}> trace x86_ipi_db(ffffffff834f4ff0) 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(ffffffff83628318) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83628318) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:590 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:158 __mp_release_all(ffffffff83628318) at __mp_release_all+0x2c msleep(ffffffff8361f1e4,ffffffff8361f368,7f,ffffffff83028a25,0) at msleep+0x1ed uvm_pagezero_thread(ffff800029fd8518) at uvm_pagezero_thread+0xe9 sys/uvm/uvm_pmemrange.c:2194 end trace frame: 0x0, count: -10 ddb{0}> machine ddbcpu 1 Stopped at memcpy+0x19: repe movsq (%rsi),%es:(%rdi) memcpy() at memcpy+0x19 ufs_inactive(ffff80002a108ab8) at ufs_inactive+0x2e2 sys/ufs/ufs/ufs_inode.c:95 VOP_INACTIVE(fffffd806c045bf8,ffff8000ffff6530) at VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:495 vput(fffffd806c045bf8) at vput+0xe5 sys/kern/vfs_subr.c:779 vn_closefile(fffffd80691f65f0,ffff8000ffff6530) at vn_closefile+0x13f sys/kern/vfs_vnops.c:610 fdrop(fffffd80691f65f0,ffff8000ffff6530) at fdrop+0x126 sys/kern/kern_descrip.c:1274 closef(fffffd80691f65f0,ffff8000ffff6530) at closef+0x192 sys/kern/kern_descrip.c:1258 fdfree(ffff8000ffff6530) at fdfree+0x116 sys/kern/kern_descrip.c:1190 exit1(ffff8000ffff6530,0,0,1) at exit1+0x743 sys/kern/kern_exit.c:224 sys_exit(ffff8000ffff6530,ffff80002a108e50,ffff80002a108da0) at sys_exit+0x1a syscall(ffff80002a108e50) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a108e50) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x75fca66ea780, count: 3 ddb{1}> trace memcpy() at memcpy+0x19 ufs_inactive(ffff80002a108ab8) at ufs_inactive+0x2e2 sys/ufs/ufs/ufs_inode.c:95 VOP_INACTIVE(fffffd806c045bf8,ffff8000ffff6530) at VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:495 vput(fffffd806c045bf8) at vput+0xe5 sys/kern/vfs_subr.c:779 vn_closefile(fffffd80691f65f0,ffff8000ffff6530) at vn_closefile+0x13f sys/kern/vfs_vnops.c:610 fdrop(fffffd80691f65f0,ffff8000ffff6530) at fdrop+0x126 sys/kern/kern_descrip.c:1274 closef(fffffd80691f65f0,ffff8000ffff6530) at closef+0x192 sys/kern/kern_descrip.c:1258 fdfree(ffff8000ffff6530) at fdfree+0x116 sys/kern/kern_descrip.c:1190 exit1(ffff8000ffff6530,0,0,1) at exit1+0x743 sys/kern/kern_exit.c:224 sys_exit(ffff8000ffff6530,ffff80002a108e50,ffff80002a108da0) at sys_exit+0x1a syscall(ffff80002a108e50) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a108e50) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x75fca66ea780, count: -12