uvm_fault(0xfffffd806b9297b8, 0x0, 0, 1) -> e kernel: page fault trap, code=0 Stopped at dt_ioctl_record_stop+0xf0: movq 0(%r14),%r12 TID PID UID PRFLAGS PFLAGS CPU COMMAND 113005 93651 0 0 0 0 syz-executor dt_ioctl_record_stop(ffff800001588000) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580 dtclose(11e5f,81,2000,ffff8000ffff3200) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff8000ffff3200) at dtclose+0x105 sys/dev/dt/dt_dev.c:232 spec_close(ffff80003c441730) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd8076b00dd8,81,fffffd80097fb3a8,ffff8000ffff3200) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 vn_closefile(fffffd800b8664e0,ffff8000ffff3200) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd800b8664e0,ffff8000ffff3200) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd800b8664e0,ffff8000ffff3200) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd800b8664e0,ffff8000ffff3200) at closef+0x192 sys/kern/kern_descrip.c:1251 fdfree(ffff8000ffff3200) at fdfree+0x116 sys/kern/kern_descrip.c:1182 exit1(ffff8000ffff3200,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff8000ffff3200,ffff80003c441aa0,ffff80003c4419f0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003c441aa0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c441aa0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7172c3ed9ad0, 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(0xfffffd806b9297b8, 0x0, 0, 1) -> e ddb{1}> trace dt_ioctl_record_stop(ffff800001588000) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580 dtclose(11e5f,81,2000,ffff8000ffff3200) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff8000ffff3200) at dtclose+0x105 sys/dev/dt/dt_dev.c:232 spec_close(ffff80003c441730) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd8076b00dd8,81,fffffd80097fb3a8,ffff8000ffff3200) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 vn_closefile(fffffd800b8664e0,ffff8000ffff3200) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd800b8664e0,ffff8000ffff3200) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd800b8664e0,ffff8000ffff3200) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd800b8664e0,ffff8000ffff3200) at closef+0x192 sys/kern/kern_descrip.c:1251 fdfree(ffff8000ffff3200) at fdfree+0x116 sys/kern/kern_descrip.c:1182 exit1(ffff8000ffff3200,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff8000ffff3200,ffff80003c441aa0,ffff80003c4419f0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003c441aa0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c441aa0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7172c3ed9ad0, count: -12 ddb{1}> show registers rdi 0 rsi 0 rbp 0xffff80003c441660 rbx 0xffffffff82290ee0 dtclose rdx 0 rcx 0xffff8000ffff3200 rax 0xffffffff83864b10 dt_prov_static r8 0xffffffffffffffff r9 0x1 r10 0x9ab6e64ef98d2b8a r11 0xb5799b85f24d71ca r12 0xffffffff83865470 dt_static_vfs_bufcache_rel r13 0 r14 0 r15 0xffff8000014dc900 rip 0xffffffff822912c0 dt_ioctl_record_stop+0xf0 cs 0x8 rflags 0x10207 __ALIGN_SIZE+0xf207 rsp 0xffff80003c441630 ss 0x10 dt_ioctl_record_stop+0xf0: movq 0(%r14),%r12 ddb{1}> show proc PROC (syz-executor) tid=11167 pid=60413 tcnt=0 stat=onproc flags process=1008 proc=2000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000ffff3200 scnt=-1 ecnt=1 forw=0xffffffffffffffff, list=0xffff80002a2d4a78,0xffff80002a2d54c8 process=0xffff800037c153a0 user=0xffff80003c43c000, vmspace=0xfffffd806b9297b8 estcpu=36, cpticks=3, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 93651 113005 89611 0 7 0 syz-executor 93651 55585 89611 0 3 0x4000080 kqsel syz-executor 93651 231366 89611 0 3 0x4000080 kqsel syz-executor 54900 43956 3293 0 3 0x80 nanoslp syz-executor 54900 346324 3293 0 3 0x4000080 kqsel syz-executor 54900 94798 3293 0 3 0x4000080 fsleep syz-executor 65976 260906 11860 0 3 0x80 nanoslp syz-executor 65976 106715 11860 0 3 0x4000080 nanoslp syz-executor 65976 3474 11860 0 3 0x4000080 fsleep syz-executor 53653 8820 35077 0 3 0x80 nanoslp syz-executor 53653 254779 35077 0 3 0x4000080 ttyin syz-executor 53653 42744 35077 0 3 0x4000080 fsleep syz-executor 8740 110908 62953 0 3 0x80 nanoslp syz-executor 8740 416939 62953 0 3 0x4000080 kqsel syz-executor 8740 405053 62953 0 3 0x4000080 kqsel syz-executor 8740 192289 62953 0 3 0x4000080 fsleep syz-executor 50502 330919 33828 0 3 0x82 nanoslp syz-executor 11860 439288 33828 0 3 0x82 nanoslp syz-executor 62953 279923 33828 0 3 0x82 nanoslp syz-executor 5849 476956 0 0 3 0x14200 bored sosplice 85892 490122 33828 0 3 0x82 nanoslp syz-executor 35077 58334 33828 0 3 0x82 nanoslp syz-executor 3293 209230 33828 0 3 0x82 nanoslp syz-executor 89611 254586 33828 0 3 0x82 nanoslp syz-executor 43165 34515 33828 0 3 0x82 wait syz-executor 33828 264186 75824 0 3 0x82 kqread syz-executor 75824 328580 65532 0 3 0x10008a sigsusp ksh 65532 67232 54458 0 3 0x98 kqread sshd-session 54458 193509 55251 0 3 0x92 kqread sshd-session 31463 107112 1 0 3 0x100083 ttyin getty 55251 140939 1 0 3 0x88 kqread sshd 58226 226298 98668 74 3 0x1100092 bpf pflogd 98668 220214 1 0 3 0x80 sbwait pflogd 49092 312395 11535 73 3 0x1100090 kqread syslogd 11535 305235 1 0 3 0x100082 sbwait syslogd 38247 354292 1 0 3 0x100080 kqread resolvd 38175 382911 12021 77 3 0x100092 kqread dhcpleased 22869 75804 12021 77 3 0x100092 kqread dhcpleased 12021 494815 1 0 3 0x80 kqread dhcpleased 6718 285128 0 0 3 0x14200 bored smr 2611 18524 0 0 3 0x14200 pgzero zerothread 51571 355237 0 0 3 0x14200 aiodoned aiodoned 19069 134923 0 0 3 0x14200 syncer update 37806 502710 0 0 3 0x14200 cleaner cleaner 13790 78 0 0 3 0x14200 reaper reaper 25029 276084 0 0 3 0x14200 pgdaemon pagedaemon 21391 49071 0 0 3 0x14200 bored viomb 90613 199440 0 0 3 0x40014200 acpi0 acpi0 80413 344995 0 0 3 0x40014200 idle1 8450 459332 0 0 3 0x14200 bored softnet7 48055 141984 0 0 3 0x14200 bored softnet6 55593 135197 0 0 3 0x14200 bored softnet5 81792 323550 0 0 3 0x14200 bored softnet4 22183 482135 0 0 3 0x14200 bored softnet3 86241 332405 0 0 3 0x14200 bored softnet2 99715 519126 0 0 3 0x14200 bored softnet1 45806 479652 0 0 3 0x14200 bored softnet0 26464 519510 0 0 3 0x14200 bored systqmp 94587 283497 0 0 3 0x14200 bored systq 10633 80370 0 0 3 0x14200 tmoslp softclockmp 56781 488411 0 0 3 0x40014200 tmoslp softclock 54320 498379 0 0 3 0x40014200 idle0 1 432449 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10248 11076K 21283K 166960K 13217 0 pcb 17 15K 30K 166960K 432 0 rtable 131 6K 7K 166960K 575 0 pf 30 16K 81K 166960K 115 0 ifaddr 28 4K 7K 166960K 94 0 ifgroup 47 2K 2K 166960K 139 0 sysctl 4 1K 9K 166960K 16 0 counters 64 36K 37K 166960K 136 0 ioctlops 0 0K 4K 166960K 1738 0 iov 0 0K 32K 166960K 51 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1464 92K 93K 166960K 2352 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 9 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 70 0 dirhash 12 2K 2K 166960K 21 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 89K 166960K 1042 0 sigio 0 0K 0K 166960K 18 0 proc 72 115K 164K 166960K 674 0 subproc 72 4K 4K 166960K 103 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 2 0K 0K 166960K 282 0 in_multi 53 3K 7K 166960K 167 0 ether_multi 1 0K 0K 166960K 3 0 mrt 0 0K 0K 166960K 10 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 265 1182K 1182K 166960K 265 0 exec 0 0K 1K 166960K 652 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 3 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 264 160K 174K 166960K 11406 0 UVM aobj 14 2K 2K 166960K 17 0 pinsyscall 43 86K 102K 166960K 2228 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 42 0 NDP 10 0K 1K 166960K 62 0 temp 82 8684K 8930K 166960K 47208 0 kqueue 13 20K 30K 166960K 215 0 SYN cache 2 8K 16K 166960K 3 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 26 0 0 1 0 1 1 0 8 0 rtpcb 120 149 0 146 3 0 3 3 0 8 2 rtentry 176 220 0 175 5 0 5 5 0 8 1 unpcb 144 643 0 625 5 3 2 4 0 8 1 syncache 336 8 0 8 3 2 1 1 0 8 1 tcpqe 32 1 0 1 1 0 1 1 0 8 1 tcpcb 736 455 0 447 11 4 7 7 0 8 6 arp 128 53 0 47 1 0 1 1 0 8 0 inpcb 328 1522 0 1504 12 5 7 8 0 8 5 nd6 144 25 0 18 1 0 1 1 0 8 0 pkpcb 40 10 0 10 2 1 1 1 0 8 1 kcovpl 48 11 0 3 1 0 1 1 0 8 0 ppxss 1192 24 0 24 2 1 1 1 0 8 1 pppxif 1504 2 0 2 2 1 1 1 0 8 1 pffrag 232 7 0 1 1 0 1 1 0 482 0 pffrnode 88 6 0 1 1 0 1 1 0 8 0 pffrent 40 12 0 3 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 pfstitem 24 72 0 21 1 0 1 1 0 8 0 pfstkey 128 72 0 21 2 0 2 2 0 8 0 pfstate 384 72 0 21 6 0 6 6 0 8 0 pfrule 1344 21 0 16 2 1 1 2 0 8 0 rttmr 136 3 0 3 1 1 0 1 0 8 0 art_heap8 4096 4 0 0 4 0 4 4 0 8 0 art_heap4 256 736 0 508 29 7 22 29 0 8 5 art_table 40 740 0 508 5 0 5 5 0 8 2 art_node 32 219 0 180 2 0 2 2 0 8 0 sysvmsgpl 40 1 0 0 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 68 0 58 1 0 1 1 0 8 0 shmpl 112 14 0 3 1 0 1 1 0 8 0 dirhash 1024 23 0 6 3 0 3 3 0 8 0 dino2pl 256 3216 0 1702 96 0 96 96 0 8 0 ffsino 296 3216 0 1702 119 1 118 118 0 8 0 nchpl 144 4661 0 2968 64 0 64 64 0 8 0 rtmask 32 1 0 1 1 0 1 1 0 8 1 uvmvnodes 80 3967 0 0 81 0 81 81 0 8 0 vnodes 216 3967 0 0 221 0 221 221 0 8 0 namei 1024 16026 0 16026 3 2 1 2 0 8 1 percpumem 16 83 0 36 1 0 1 1 0 8 0 kstatmem 264 84 0 60 4 2 2 3 0 8 0 scsiplug 72 5 0 5 2 1 1 1 0 8 1 scxspl 216 25996 0 25996 13 9 4 8 1 8 4 plimitpl 152 362 0 344 1 0 1 1 0 8 0 sigapl 424 1352 0 1297 7 0 7 7 0 8 0 knotepl 120 338 0 0 10 0 10 10 0 8 0 kqueuepl 224 381 0 366 5 3 2 3 0 8 1 pipepl 344 187 0 160 3 0 3 3 0 8 0 fdescpl 528 1323 0 1291 3 0 3 3 0 8 0 filepl 160 8441 0 8206 17 4 13 16 0 8 0 lockfpl 104 577 0 575 2 1 1 2 0 8 0 lockfspl 48 245 0 243 1 0 1 1 0 8 0 sessionpl 144 29 0 20 1 0 1 1 0 8 0 pgrppl 48 51 0 34 1 0 1 1 0 8 0 ucredpl 104 1051 0 1037 1 0 1 1 0 8 0 zombiepl 144 1300 0 1297 1 0 1 1 0 8 0 processpl 1248 1352 0 1297 5 0 5 5 0 8 0 procpl 656 2921 0 2855 8 1 7 7 0 8 0 sosppl 168 6 0 6 2 1 1 1 0 8 1 sockpl 752 2408 0 2369 24 13 11 17 0 8 7 mcl64k 65536 5 0 0 1 0 1 1 0 8 0 mcl16k 16384 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 115 0 0 15 0 15 15 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 28 0 0 4 0 4 4 0 8 0 mtagpl 96 74 0 0 2 0 2 2 0 8 0 mbufpl 256 415 0 0 26 0 26 26 0 8 0 bufpl 280 10337 0 4195 439 0 439 439 0 8 0 anonpl 32 11466 0 0 94 1 93 93 0 246 0 amapchunkpl 152 37340 0 36771 39 11 28 31 0 158 5 amappl16 200 4849 0 4814 38 18 20 25 0 8 8 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 127 0 115 1 0 1 1 0 8 0 amappl13 176 12 0 11 1 0 1 1 0 8 0 amappl12 168 2022 0 1990 3 1 2 2 0 8 0 amappl11 160 64 0 50 1 0 1 1 0 8 0 amappl10 152 2 0 2 1 1 0 1 0 8 0 amappl9 144 246 0 246 1 1 0 1 0 8 0 amappl8 136 49 0 45 1 0 1 1 0 8 0 amappl7 128 116 0 104 1 0 1 1 0 8 0 amappl6 120 218 0 215 1 0 1 1 0 8 0 amappl5 112 149 0 139 1 0 1 1 0 8 0 amappl4 104 317 0 297 1 0 1 1 0 8 0 amappl3 96 7329 0 7205 4 0 4 4 0 8 0 amappl2 88 727 0 663 2 0 2 2 0 8 0 amappl1 80 12985 0 12386 17 2 15 15 0 8 0 amappl 88 10503 0 10312 5 0 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 128 255 0 255 3 2 1 1 0 8 1 dma64 64 9 0 9 2 2 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 16 0 3 1 0 1 1 0 8 0 uaddrrnd 24 1323 0 1291 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1323 0 1291 1 0 1 1 0 8 0 vmmpekpl 168 12137 0 12093 3 0 3 3 0 8 0 vmmpepl 168 89968 0 87892 119 9 110 110 0 357 11 vmsppl 488 1322 0 1291 6 1 5 5 0 8 0 rwobjpl 80 29983 0 25035 108 2 106 106 0 8 0 pdppl 4096 2654 0 2582 108 34 74 84 0 8 2 pvpl 32 19577 0 0 158 0 158 158 0 265 0 pmappl 256 1322 0 1291 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 311 0 51 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff837feff0) 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 end of kernel end trace frame: 0x7be63d007580, count: 12 ddb{0}> trace x86_ipi_db(ffffffff837feff0) 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 end of kernel end trace frame: 0x7be63d007580, count: -3 ddb{0}> machine ddbcpu 1 Stopped at dt_ioctl_record_stop+0xf0: movq 0(%r14),%r12 dt_ioctl_record_stop(ffff800001588000) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580 dtclose(11e5f,81,2000,ffff8000ffff3200) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff8000ffff3200) at dtclose+0x105 sys/dev/dt/dt_dev.c:232 spec_close(ffff80003c441730) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd8076b00dd8,81,fffffd80097fb3a8,ffff8000ffff3200) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 vn_closefile(fffffd800b8664e0,ffff8000ffff3200) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd800b8664e0,ffff8000ffff3200) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd800b8664e0,ffff8000ffff3200) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd800b8664e0,ffff8000ffff3200) at closef+0x192 sys/kern/kern_descrip.c:1251 fdfree(ffff8000ffff3200) at fdfree+0x116 sys/kern/kern_descrip.c:1182 exit1(ffff8000ffff3200,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff8000ffff3200,ffff80003c441aa0,ffff80003c4419f0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003c441aa0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c441aa0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7172c3ed9ad0, count: 3 ddb{1}> trace dt_ioctl_record_stop(ffff800001588000) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580 dtclose(11e5f,81,2000,ffff8000ffff3200) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff8000ffff3200) at dtclose+0x105 sys/dev/dt/dt_dev.c:232 spec_close(ffff80003c441730) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd8076b00dd8,81,fffffd80097fb3a8,ffff8000ffff3200) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 vn_closefile(fffffd800b8664e0,ffff8000ffff3200) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd800b8664e0,ffff8000ffff3200) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd800b8664e0,ffff8000ffff3200) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd800b8664e0,ffff8000ffff3200) at closef+0x192 sys/kern/kern_descrip.c:1251 fdfree(ffff8000ffff3200) at fdfree+0x116 sys/kern/kern_descrip.c:1182 exit1(ffff8000ffff3200,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff8000ffff3200,ffff80003c441aa0,ffff80003c4419f0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003c441aa0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c441aa0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7172c3ed9ad0, count: -12