uvm_fault(0xfffffd800bc25018, 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 dt_ioctl_record_stop(ffff80000143e980) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580 dtclose(11e5f,81,2000,ffff80002a7e34a0) at dtclose+0xd5 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff80002a7e34a0) at dtclose+0xd5 sys/dev/dt/dt_dev.c:232 spec_close(ffff80002cd1f3e0) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd806bc7fd88,81,fffffd8007bfb7b8,ffff80002a7e34a0) at VOP_CLOSE+0x12a sys/kern/vfs_vops.c:156 vn_closefile(fffffd8063ffd0f0,ffff80002a7e34a0) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd8063ffd0f0,ffff80002a7e34a0) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615 fdrop(fffffd8063ffd0f0,ffff80002a7e34a0) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd8063ffd0f0,ffff80002a7e34a0) at closef+0x190 sys/kern/kern_descrip.c:1251 fdfree(ffff80002a7e34a0) at fdfree+0x115 sys/kern/kern_descrip.c:1182 exit1(ffff80002a7e34a0,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff80002a7e34a0,ffff80002cd1f750,ffff80002cd1f6a0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002cd1f750) at syscall+0x97e mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80002cd1f750) at syscall+0x97e sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7723a4e2da10, 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> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic *cpu0: uvm_fault(0xfffffd800bc25018, 0x0, 0, 1) -> e ddb> trace dt_ioctl_record_stop(ffff80000143e980) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580 dtclose(11e5f,81,2000,ffff80002a7e34a0) at dtclose+0xd5 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff80002a7e34a0) at dtclose+0xd5 sys/dev/dt/dt_dev.c:232 spec_close(ffff80002cd1f3e0) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd806bc7fd88,81,fffffd8007bfb7b8,ffff80002a7e34a0) at VOP_CLOSE+0x12a sys/kern/vfs_vops.c:156 vn_closefile(fffffd8063ffd0f0,ffff80002a7e34a0) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd8063ffd0f0,ffff80002a7e34a0) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615 fdrop(fffffd8063ffd0f0,ffff80002a7e34a0) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd8063ffd0f0,ffff80002a7e34a0) at closef+0x190 sys/kern/kern_descrip.c:1251 fdfree(ffff80002a7e34a0) at fdfree+0x115 sys/kern/kern_descrip.c:1182 exit1(ffff80002a7e34a0,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff80002a7e34a0,ffff80002cd1f750,ffff80002cd1f6a0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002cd1f750) at syscall+0x97e mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80002cd1f750) at syscall+0x97e sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7723a4e2da10, count: -12 ddb> show registers rdi 0 rsi 0 rbp 0xffff80002cd1f310 rbx 0xffffffff81a6e1a0 dtclose rdx 0 rcx 0xffff80002a7e34a0 rax 0xffffffff837c63b8 dt_prov_syscall r8 0x1 r9 0 r10 0x664591a34dbe6402 r11 0xd11234f063e28579 r12 0xffff80000006ae80 r13 0 r14 0 r15 0xffff800010fd2c00 rip 0xffffffff81a6e520 dt_ioctl_record_stop+0xf0 cs 0x8 rflags 0x10207 __ALIGN_SIZE+0xf207 rsp 0xffff80002cd1f2e0 ss 0x10 dt_ioctl_record_stop+0xf0: movq 0(%r14),%r12 ddb> show proc PROC (syz-executor) tid=486173 pid=8145 tcnt=0 stat=onproc flags process=1008 proc=2000 runpri=0, usrpri=50, slppri=0, nice=20 wchan=0x0, wmesg=, ps_single=0xffff80002a7e34a0 scnt=-1 ecnt=1 forw=0xffffffffffffffff, list=0xffff80002a7e2020,0xffff80002a7e3220 process=0xffff80003c1556d0 user=0xffff80002cd1a000, vmspace=0xfffffd800bc25018 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 78430 124956 76973 0 2 0 syz-executor 78430 451377 76973 0 2 0x4000000 syz-executor 15898 400891 41089 0 2 0 syz-executor 15898 225655 41089 0 3 0x4000080 fsleep syz-executor 47085 463830 65736 0 2 0 syz-executor 47085 107782 65736 0 3 0x4000080 kqsel syz-executor 47085 382016 65736 0 3 0x4000080 kqsel syz-executor 76482 23328 24033 0 3 0x90 nanoslp syz-executor 76482 29771 24033 0 3 0x4000090 kqsel syz-executor 37582 109163 15977 0 3 0x90 nanoslp syz-executor 37582 303283 15977 0 3 0x4000090 msgwait syz-executor 37582 158845 15977 0 3 0x4000090 fsleep syz-executor 37582 350975 15977 0 3 0x4000090 fsleep syz-executor 91451 149036 55788 0 3 0x80 nanoslp syz-executor 91451 408394 55788 0 3 0x4000080 kqread syz-executor 91451 446001 55788 0 3 0x4000080 fsleep syz-executor 3393 463980 55763 0 3 0x80 nanoslp syz-executor 3393 82215 55763 0 3 0x4000080 kqpoll syz-executor 3393 361019 55763 0 3 0x4000080 fsleep syz-executor 15977 72709 30129 0 3 0x82 nanoslp syz-executor 37729 132419 0 0 3 0x14200 acct acct 61753 178044 0 0 3 0x14280 nfsidl nfsio 10792 409758 0 0 3 0x14280 nfsidl nfsio 16783 67709 0 0 3 0x14280 nfsidl nfsio 49053 233955 0 0 3 0x14280 nfsidl nfsio 40449 442881 0 0 3 0x14280 nfsidl nfsio 67306 175527 0 0 3 0x14280 nfsidl nfsio 27193 315999 0 0 3 0x14280 nfsidl nfsio 66651 297165 0 0 3 0x14280 nfsidl nfsio 79296 435900 0 0 3 0x14280 nfsidl nfsio 86917 149484 0 0 3 0x14280 nfsidl nfsio 5121 4422 0 0 3 0x14280 nfsidl nfsio 33799 213570 0 0 3 0x14280 nfsidl nfsio 24225 359508 0 0 3 0x14280 nfsidl nfsio 5335 454020 0 0 3 0x14280 nfsidl nfsio 76716 153920 0 0 3 0x14280 nfsidl nfsio 90797 523346 0 0 3 0x14280 nfsidl nfsio 42986 422403 0 0 3 0x14280 nfsidl nfsio 63793 228684 0 0 3 0x14280 nfsidl nfsio 58870 203736 0 0 3 0x14280 nfsidl nfsio 30055 351958 0 0 3 0x14280 nfsidl nfsio 39888 406542 0 0 3 0x14200 bored sosplice 30078 86146 30129 0 3 0x82 nanoslp syz-executor 76973 311277 30129 0 3 0x82 nanoslp syz-executor 65736 86715 30129 0 3 0x82 nanoslp syz-executor 24033 300369 30129 0 3 0x82 nanoslp syz-executor 41089 73437 30129 0 3 0x82 nanoslp syz-executor 55788 96283 30129 0 3 0x82 nanoslp syz-executor 55763 17509 30129 0 3 0x82 nanoslp syz-executor 30129 279592 7850 0 3 0x82 kqread syz-executor 7850 387956 16493 0 3 0x10008a sigsusp ksh 16493 26942 14465 0 3 0x98 kqread sshd-session 14465 309380 56975 0 3 0x92 kqread sshd-session 37684 456253 1 0 3 0x100083 ttyopn getty 56975 126498 1 0 3 0x88 kqread sshd 34097 506997 26585 73 3 0x1100090 kqread syslogd 26585 369268 1 0 3 0x100082 sbwait syslogd 16220 235138 1 0 3 0x100080 kqread resolvd 9684 13454 89744 77 3 0x100092 kqread dhcpleased 72795 420315 89744 77 3 0x100092 kqread dhcpleased 89744 412795 1 0 3 0x80 kqread dhcpleased 22010 335743 0 0 3 0x14200 bored smr 13334 229487 0 0 2 0x14200 zerothread 23839 360460 0 0 3 0x14200 aiodoned aiodoned 22844 490554 0 0 3 0x14200 syncer update 23647 432868 0 0 3 0x14200 cleaner cleaner 29833 339336 0 0 3 0x14200 reaper reaper 13915 425643 0 0 3 0x14200 pgdaemon pagedaemon 67903 291566 0 0 3 0x14200 bored viomb 47881 89312 0 0 3 0x40014200 acpi0 acpi0 73547 333304 0 0 3 0x14200 bored softnet7 16325 390805 0 0 3 0x14200 bored softnet6 54670 339132 0 0 3 0x14200 bored softnet5 98953 168143 0 0 3 0x14200 bored softnet4 70799 161135 0 0 3 0x14200 bored softnet3 81287 142459 0 0 3 0x14200 bored softnet2 63327 130378 0 0 3 0x14200 bored softnet1 67071 6081 0 0 3 0x14200 bored softnet0 8636 394529 0 0 3 0x14200 bored systqmp 63187 504588 0 0 3 0x14200 bored systq 80230 180575 0 0 3 0x40014200 tmoslp softclock 9226 180261 0 0 3 0x40014200 idle0 1 228562 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb> show all locks No such command ddb> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10220 11213K 11694K 166960K 12614 0 pcb 18 14K 15K 166960K 204 0 rtable 173 8K 8K 166960K 460 0 pf 34 13K 17K 166960K 219 0 ifaddr 34 5K 7K 166960K 79 0 ifgroup 50 2K 2K 166960K 112 0 sysctl 4 1K 9K 166960K 10 0 counters 32 17K 18K 166960K 66 0 ioctlops 0 0K 4K 166960K 185 0 iov 0 0K 16K 166960K 48 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1467 92K 93K 166960K 2311 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 12 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 28 0 dirhash 12 2K 2K 166960K 24 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 97K 166960K 783 0 sigio 0 0K 0K 166960K 20 0 proc 61 67K 100K 166960K 577 0 subproc 72 4K 4K 166960K 90 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 99 0 in_multi 67 5K 7K 166960K 140 0 ether_multi 1 0K 0K 166960K 9 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 91 413K 413K 166960K 91 0 exec 0 0K 1K 166960K 467 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 238 152K 165K 166960K 8547 0 UVM aobj 25 6K 6K 166960K 25 0 pinsyscall 39 78K 96K 166960K 1867 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 13 0K 2K 166960K 51 0 temp 63 8672K 8737K 166960K 19957 0 kqueue 14 22K 30K 166960K 147 0 SYN cache 2 16K 16K 166960K 2 0 ddb> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle rtpcb 120 81 0 78 1 0 1 1 0 8 0 rtentry 136 138 0 74 4 0 4 4 0 8 0 unpcb 144 811 0 788 6 0 6 6 0 8 5 syncache 336 5 0 5 1 0 1 1 0 8 1 tcpqe 32 1 0 1 1 0 1 1 0 8 1 tcpcb 736 250 0 241 7 0 7 7 0 8 6 arp 88 17 0 7 1 0 1 1 0 8 0 inpcb 328 880 0 866 7 0 7 7 0 8 5 ip6q 72 3 0 2 1 0 1 1 0 8 0 ip6af 40 5 0 4 1 0 1 1 0 8 0 nd6 104 25 0 13 1 0 1 1 0 8 0 pkpcb 40 5 0 5 1 0 1 1 0 8 1 kcovpl 48 10 0 2 1 0 1 1 0 8 0 ppxss 1072 25 0 25 1 0 1 1 0 8 1 pppxif 1384 3 0 3 1 0 1 1 0 8 1 pfstscr 40 2 0 1 1 0 1 1 0 8 0 pfosfp 40 2 0 0 1 0 1 1 0 8 0 pfosfpen 112 2 0 0 1 0 1 1 0 8 0 pfstitem 24 5 0 0 1 0 1 1 0 8 0 pfstkey 128 8 0 5 1 0 1 1 0 8 0 pfstate 384 5 0 2 1 0 1 1 0 8 0 pfrule 1344 66 0 66 1 0 1 1 0 8 1 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 647 0 309 28 0 28 28 0 8 6 art_table 40 650 0 309 5 0 5 5 0 8 0 art_node 32 136 0 79 1 0 1 1 0 8 0 sysvmsgpl 40 9 0 5 1 0 1 1 0 8 0 semapl 112 26 0 16 1 0 1 1 0 8 0 shmpl 112 22 0 0 1 0 1 1 0 8 0 dirhash 1024 25 0 8 3 0 3 3 0 8 0 dino2pl 256 2876 0 1372 95 0 95 95 0 8 0 ffsino 256 2876 0 1372 95 0 95 95 0 8 0 nchpl 144 3952 0 2258 63 0 63 63 0 8 0 rtmask 32 9 0 9 1 0 1 1 0 8 1 uvmvnodes 80 3551 0 0 73 0 73 73 0 8 0 vnodes 216 3551 0 0 198 0 198 198 0 8 0 namei 1024 14312 0 14312 2 0 2 2 0 8 2 kstatmem 264 62 0 40 2 0 2 2 0 8 0 scsiplug 72 7 0 7 1 0 1 1 0 8 1 scxspl 216 12451 0 12451 8 0 8 8 1 8 8 plimitpl 152 171 0 155 1 0 1 1 0 8 0 sigapl 424 1087 0 1015 9 0 9 9 0 8 0 knotepl 120 42550 0 42499 17 5 12 17 0 8 8 kqueuepl 184 298 0 282 3 0 3 3 0 8 2 pipepl 304 157 0 128 3 0 3 3 0 8 0 fdescpl 448 1042 0 1012 5 0 5 5 0 8 1 filepl 120 7523 0 7291 14 0 14 14 0 8 6 lockfpl 104 1021 0 1017 2 0 2 2 0 8 1 lockfspl 48 385 0 381 1 0 1 1 0 8 0 sessionpl 144 25 0 17 1 0 1 1 0 8 0 pgrppl 48 48 0 32 1 0 1 1 0 8 0 ucredpl 104 1257 0 1244 1 0 1 1 0 8 0 zombiepl 144 1016 0 1015 1 0 1 1 0 8 0 processpl 1168 1087 0 1015 6 0 6 6 0 8 0 procpl 656 2054 0 1970 8 0 8 8 0 8 0 sosppl 168 6 0 6 1 0 1 1 0 8 1 sockpl 552 1863 0 1823 15 4 11 13 0 8 7 mcl64k 65536 69 0 68 1 0 1 1 0 8 0 mcl16k 16384 1 0 1 1 0 1 1 0 8 1 mcl8k 8192 14 0 14 1 0 1 1 0 8 1 mcl4k 4096 3255 0 3204 13 0 13 13 0 8 6 mcl2k 2048 1240 0 1234 2 0 2 2 0 8 0 mtagpl 96 75 0 15 2 0 2 2 0 8 0 mbufpl 256 10913 0 10730 18 0 18 18 0 8 5 bufpl 280 4130 0 129 286 0 286 286 0 8 0 anonpl 24 152026 0 148703 44 0 44 44 0 187 20 amapchunkpl 152 26896 0 26384 27 0 27 27 0 158 6 amappl16 200 2472 0 2439 15 5 10 15 0 8 8 amappl15 192 2 0 2 1 0 1 1 0 8 1 amappl14 184 110 0 100 1 0 1 1 0 8 0 amappl13 176 6 0 5 1 0 1 1 0 8 0 amappl12 168 1684 0 1654 3 0 3 3 0 8 1 amappl11 160 51 0 41 1 0 1 1 0 8 0 amappl10 152 25 0 25 1 0 1 1 0 8 1 amappl9 144 252 0 252 1 0 1 1 0 8 1 amappl8 136 24 0 22 1 0 1 1 0 8 0 amappl7 128 103 0 93 1 0 1 1 0 8 0 amappl6 120 210 0 205 1 0 1 1 0 8 0 amappl5 112 130 0 123 1 0 1 1 0 8 0 amappl4 104 273 0 257 1 0 1 1 0 8 0 amappl3 96 5372 0 5255 4 0 4 4 0 8 1 amappl2 88 657 0 599 2 0 2 2 0 8 0 amappl1 80 10903 0 10351 14 0 14 14 0 8 1 amappl 88 7752 0 7578 5 0 5 5 0 92 0 dma4096 4096 1 0 1 1 0 1 1 0 8 1 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 0 1 1 0 8 1 dma128 128 257 0 257 1 0 1 1 0 8 1 dma64 64 6 0 6 1 0 1 1 0 8 1 dma32 32 7 0 7 1 0 1 1 0 8 1 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 24 0 0 1 0 1 1 0 8 0 uaddrrnd 24 1042 0 1012 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1042 0 1012 1 0 1 1 0 8 0 vmmpekpl 168 9171 0 9133 2 0 2 2 0 8 0 vmmpepl 168 69866 0 67926 91 0 91 91 0 357 6 vmsppl 368 1041 0 1012 4 0 4 4 0 8 1 rwobjpl 40 22844 0 18402 45 0 45 45 0 8 0 pdppl 4096 2090 0 2024 98 30 68 82 0 8 2 pvpl 32 431594 0 422480 108 0 108 108 0 265 25 pmappl 216 1041 0 1012 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 386 0 30 11 0 11 11 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace dt_ioctl_record_stop(ffff80000143e980) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580 dtclose(11e5f,81,2000,ffff80002a7e34a0) at dtclose+0xd5 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff80002a7e34a0) at dtclose+0xd5 sys/dev/dt/dt_dev.c:232 spec_close(ffff80002cd1f3e0) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd806bc7fd88,81,fffffd8007bfb7b8,ffff80002a7e34a0) at VOP_CLOSE+0x12a sys/kern/vfs_vops.c:156 vn_closefile(fffffd8063ffd0f0,ffff80002a7e34a0) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd8063ffd0f0,ffff80002a7e34a0) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615 fdrop(fffffd8063ffd0f0,ffff80002a7e34a0) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd8063ffd0f0,ffff80002a7e34a0) at closef+0x190 sys/kern/kern_descrip.c:1251 fdfree(ffff80002a7e34a0) at fdfree+0x115 sys/kern/kern_descrip.c:1182 exit1(ffff80002a7e34a0,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff80002a7e34a0,ffff80002cd1f750,ffff80002cd1f6a0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002cd1f750) at syscall+0x97e mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80002cd1f750) at syscall+0x97e sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7723a4e2da10, count: -12 ddb> machine ddbcpu 1 No such command ddb> trace dt_ioctl_record_stop(ffff80000143e980) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580 dtclose(11e5f,81,2000,ffff80002a7e34a0) at dtclose+0xd5 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff80002a7e34a0) at dtclose+0xd5 sys/dev/dt/dt_dev.c:232 spec_close(ffff80002cd1f3e0) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd806bc7fd88,81,fffffd8007bfb7b8,ffff80002a7e34a0) at VOP_CLOSE+0x12a sys/kern/vfs_vops.c:156 vn_closefile(fffffd8063ffd0f0,ffff80002a7e34a0) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd8063ffd0f0,ffff80002a7e34a0) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615 fdrop(fffffd8063ffd0f0,ffff80002a7e34a0) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd8063ffd0f0,ffff80002a7e34a0) at closef+0x190 sys/kern/kern_descrip.c:1251 fdfree(ffff80002a7e34a0) at fdfree+0x115 sys/kern/kern_descrip.c:1182 exit1(ffff80002a7e34a0,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff80002a7e34a0,ffff80002cd1f750,ffff80002cd1f6a0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002cd1f750) at syscall+0x97e mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80002cd1f750) at syscall+0x97e sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7723a4e2da10, count: -12