uvm_fault(0xfffffd80668ee720, 0x18, 0, 1) -> e kernel: page fault trap, code=0 Stopped at mtx_enter+0x59: movq 0(%r14),%rax TID PID UID PRFLAGS PFLAGS CPU COMMAND mtx_enter(18) at mtx_enter+0x59 sys/kern/kern_lock.c:335 clockintr_unbind(ffff8000014fc530,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375 dt_ioctl_record_stop(ffff800001499b80) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:576 dtclose(41e5f,81,2000,ffff80003c98e548) at dtclose+0xd5 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(41e5f,81,2000,ffff80003c98e548) at dtclose+0xd5 sys/dev/dt/dt_dev.c:232 spec_close(ffff800038138c80) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd8059f1d398,81,fffffd8007bfb410,ffff80003c98e548) at VOP_CLOSE+0x12a sys/kern/vfs_vops.c:156 vn_closefile(fffffd806ba07f10,ffff80003c98e548) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806ba07f10,ffff80003c98e548) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615 fdrop(fffffd806ba07f10,ffff80003c98e548) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd806ba07f10,ffff80003c98e548) at closef+0x18d sys/kern/kern_descrip.c:1251 fdfree(ffff80003c98e548) at fdfree+0x115 sys/kern/kern_descrip.c:1182 exit1(ffff80003c98e548,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff80003c98e548,ffff800038138ff0,ffff800038138f40) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff800038138ff0) at syscall+0x97e mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff800038138ff0) at syscall+0x97e sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x71d9ab1690a0, count: 1 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(0xfffffd80668ee720, 0x18, 0, 1) -> e ddb> trace mtx_enter(18) at mtx_enter+0x59 sys/kern/kern_lock.c:335 clockintr_unbind(ffff8000014fc530,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375 dt_ioctl_record_stop(ffff800001499b80) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:576 dtclose(41e5f,81,2000,ffff80003c98e548) at dtclose+0xd5 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(41e5f,81,2000,ffff80003c98e548) at dtclose+0xd5 sys/dev/dt/dt_dev.c:232 spec_close(ffff800038138c80) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd8059f1d398,81,fffffd8007bfb410,ffff80003c98e548) at VOP_CLOSE+0x12a sys/kern/vfs_vops.c:156 vn_closefile(fffffd806ba07f10,ffff80003c98e548) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806ba07f10,ffff80003c98e548) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615 fdrop(fffffd806ba07f10,ffff80003c98e548) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd806ba07f10,ffff80003c98e548) at closef+0x18d sys/kern/kern_descrip.c:1251 fdfree(ffff80003c98e548) at fdfree+0x115 sys/kern/kern_descrip.c:1182 exit1(ffff80003c98e548,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff80003c98e548,ffff800038138ff0,ffff800038138f40) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff800038138ff0) at syscall+0x97e mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff800038138ff0) at syscall+0x97e sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x71d9ab1690a0, count: -14 ddb> show registers rdi 0 rsi 0 rbp 0xffff800038138b30 rbx 0xffffffff821857d0 dtclose rdx 0 rcx 0xffff80003c98e548 rax 0xffff80003c98e548 r8 0xffffffffffffffff r9 0 r10 0xc8f983ab31c00cea r11 0x671eeb94343b6897 r12 0 r13 0 r14 0x18 r15 0 rip 0xffffffff82355749 mtx_enter+0x59 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800038138b00 ss 0x10 mtx_enter+0x59: movq 0(%r14),%rax ddb> show proc PROC (syz-executor) tid=356172 pid=6882 tcnt=0 stat=onproc flags process=1008 proc=2000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff80003c98e548 scnt=-1 ecnt=1 forw=0xffffffffffffffff, list=0xffff80003c98e028,0xffff80003c98e2c8 process=0xffff80003ca3c000 user=0xffff800038134000, vmspace=0xfffffd80668ee720 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 7827 495626 46363 0 3 0x80 nanoslp syz-executor 7827 228983 46363 0 3 0x4000080 kqsel syz-executor 45987 424864 21428 -1 3 0x90 nanoslp syz-executor 45987 172240 21428 -1 3 0x4000090 sbwait syz-executor 45987 212153 21428 -1 3 0x4000090 fsleep syz-executor 14338 430636 14323 -1 3 0x90 nanoslp syz-executor 14338 19252 14323 -1 3 0x4000090 kqsel syz-executor 14338 422474 14323 -1 3 0x4000090 fsleep syz-executor 46363 331353 37239 0 3 0x82 nanoslp syz-executor 30124 146143 1 0 3 0x100083 ttyin getty 63712 71369 0 0 3 0x14280 nfsidl nfsio 37960 318072 0 0 3 0x14280 nfsidl nfsio 42363 429146 0 0 3 0x14280 nfsidl nfsio 19091 126532 0 0 3 0x14280 nfsidl nfsio 61971 389810 0 0 3 0x14280 nfsidl nfsio 98678 413720 0 0 3 0x14280 nfsidl nfsio 93216 157673 0 0 3 0x14280 nfsidl nfsio 36360 458534 0 0 3 0x14280 nfsidl nfsio 94208 369891 0 0 3 0x14280 nfsidl nfsio 95944 384877 0 0 3 0x14280 nfsidl nfsio 92672 516883 0 0 3 0x14280 nfsidl nfsio 73948 422814 0 0 3 0x14280 nfsidl nfsio 71871 354527 0 0 3 0x14280 nfsidl nfsio 14708 186460 0 0 3 0x14280 nfsidl nfsio 29747 420418 0 0 3 0x14280 nfsidl nfsio 4664 105396 0 0 3 0x14280 nfsidl nfsio 45477 285478 0 0 3 0x14280 nfsidl nfsio 30751 340643 0 0 3 0x14280 nfsidl nfsio 72894 457426 0 0 3 0x14280 nfsidl nfsio 36262 52091 0 0 3 0x14280 nfsidl nfsio 83935 147416 0 0 3 0x14200 bored sosplice 36478 412957 37239 0 2 0x2 syz-executor 88771 306796 37239 0 3 0x82 nanoslp syz-executor 67524 334121 37239 0 3 0x82 nanoslp syz-executor 14323 223817 37239 0 3 0x82 nanoslp syz-executor 56172 281557 37239 0 2 0x2 syz-executor 70644 317027 37239 0 2 0x2 syz-executor 21428 169696 37239 0 3 0x82 nanoslp syz-executor 37239 346629 32826 0 3 0x82 kqread syz-executor 32826 425623 33457 0 3 0x10008a sigsusp ksh 33457 261642 13548 0 3 0x98 kqread sshd-session 13548 504311 4920 0 3 0x92 kqread sshd-session 4920 108013 1 0 3 0x88 kqread sshd 63680 394658 90280 73 3 0x1100090 kqread syslogd 90280 6174 1 0 3 0x100082 sbwait syslogd 22501 145492 1 0 3 0x100080 kqread resolvd 36250 411159 87995 77 3 0x100092 kqread dhcpleased 15834 6498 87995 77 3 0x100092 kqread dhcpleased 87995 154294 1 0 3 0x80 kqread dhcpleased 26026 390502 0 0 3 0x14200 bored smr 35850 66995 0 0 2 0x14200 zerothread 13526 268221 0 0 3 0x14200 aiodoned aiodoned 74198 112634 0 0 3 0x14200 syncer update 54578 324900 0 0 3 0x14200 cleaner cleaner 63464 147440 0 0 3 0x14200 reaper reaper 10101 66988 0 0 3 0x14200 pgdaemon pagedaemon 43425 127429 0 0 3 0x14200 bored viomb 83920 35481 0 0 3 0x40014200 acpi0 acpi0 93045 501300 0 0 3 0x14200 bored softnet7 33072 132618 0 0 3 0x14200 bored softnet6 76292 216029 0 0 3 0x14200 bored softnet5 78429 488524 0 0 3 0x14200 bored softnet4 33099 73061 0 0 3 0x14200 bored softnet3 21907 398619 0 0 3 0x14200 bored softnet2 52078 435385 0 0 3 0x14200 bored softnet1 67719 263312 0 0 2 0x14200 softnet0 65394 171310 0 0 3 0x14200 bored systqmp 44436 284255 0 0 3 0x14200 bored systq 97879 5152 0 0 3 0x40014200 tmoslp softclock 74632 411635 0 0 3 0x40014200 idle0 1 112784 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 10218 11299K 11710K 166960K 13351 0 pcb 17 15K 16K 166960K 223 0 rtable 198 7K 7K 166960K 532 0 pf 39 15K 21K 166960K 137 0 ifaddr 43 7K 8K 166960K 90 0 ifgroup 54 2K 2K 166960K 142 0 sysctl 3 1K 9K 166960K 11 0 counters 33 17K 18K 166960K 71 0 ioctlops 0 0K 4K 166960K 226 0 iov 0 0K 16K 166960K 122 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1498 94K 94K 166960K 2613 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 3 5K 13K 166960K 25 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 55 0 dirhash 12 2K 2K 166960K 33 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 15 53K 89K 166960K 975 0 sigio 0 0K 0K 166960K 13 0 proc 60 59K 108K 166960K 623 0 subproc 72 4K 4K 166960K 93 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 307 0 in_multi 96 6K 7K 166960K 152 0 ether_multi 1 0K 0K 166960K 7 0 mrt 0 0K 0K 166960K 13 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 115 519K 519K 166960K 115 0 exec 0 0K 1K 166960K 462 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 2 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 211 154K 165K 166960K 9946 0 UVM aobj 38 4K 4K 166960K 43 0 pinsyscall 36 72K 92K 166960K 2063 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 46 0 NDP 12 0K 2K 166960K 58 0 temp 68 8673K 8800K 166960K 31125 0 kqueue 13 20K 29K 166960K 165 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 120 116 0 113 1 0 1 1 0 8 0 rtentry 136 180 0 97 4 0 4 4 0 8 0 unpcb 144 793 0 776 6 5 1 6 0 8 0 syncache 336 3 0 3 1 1 0 1 0 8 0 tcpcb 736 323 0 319 13 12 1 7 0 8 0 arp 88 17 0 5 1 0 1 1 0 8 0 ipq 40 2 0 0 1 0 1 1 0 8 0 ipqe 40 3 0 1 1 0 1 1 0 8 0 inpcb 328 938 0 930 15 13 2 9 0 8 1 ip6q 72 36 0 33 1 0 1 1 0 8 0 ip6af 40 70 0 66 1 0 1 1 0 8 0 nd6 104 27 0 10 1 0 1 1 0 8 0 pkpcb 40 5 0 5 3 2 1 1 0 8 1 kcovpl 48 10 0 2 1 0 1 1 0 8 0 mppekey 1024 1 0 1 1 0 1 1 0 8 1 ppxss 1072 25 0 25 2 1 1 1 0 8 1 pppxif 1384 4 0 4 2 1 1 1 0 8 1 pfrktable 1344 1 0 0 1 0 1 1 0 8 0 pfanchor 1288 3 0 0 1 0 1 1 0 8 0 pftag 88 1 0 0 1 0 1 1 0 8 0 pfstitem 24 8 0 2 1 0 1 1 0 8 0 pfstkey 128 10 0 4 2 1 1 1 0 8 0 pfstate 384 5 0 2 2 1 1 1 0 8 0 pfrule 1344 5 0 4 1 0 1 1 0 8 0 rttmr 136 3 0 3 2 1 1 1 0 8 1 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 734 0 338 32 4 28 32 0 8 1 art_table 40 736 0 338 6 0 6 6 0 8 0 art_node 32 179 0 107 1 0 1 1 0 8 0 sysvmsgpl 40 20 0 10 1 0 1 1 0 8 0 semapl 112 53 0 43 1 0 1 1 0 8 0 shmpl 112 40 0 5 2 0 2 2 0 8 0 dirhash 1024 31 0 14 3 0 3 3 0 8 0 dino2pl 256 3198 0 1697 95 0 95 95 0 8 0 ffsino 248 3198 0 1697 95 0 95 95 0 8 0 nchpl 144 4544 0 2856 63 0 63 63 0 8 0 rtmask 32 4 0 4 2 1 1 1 0 8 1 uvmvnodes 80 4119 0 0 85 0 85 85 0 8 0 vnodes 216 4119 0 0 229 0 229 229 0 8 0 namei 1024 16646 0 16645 3 2 1 2 0 8 0 kstatmem 264 76 0 52 3 1 2 3 0 8 0 scsiplug 72 7 0 7 3 2 1 1 0 8 1 scxspl 216 20334 0 20334 22 14 8 8 1 8 8 plimitpl 152 376 0 358 1 0 1 1 0 8 0 sigapl 424 1278 0 1210 9 0 9 9 0 8 0 knotepl 120 32594 0 32547 23 13 10 10 0 8 7 kqueuepl 184 493 0 482 9 6 3 4 0 8 2 pipepl 296 298 0 269 7 4 3 5 0 8 0 fdescpl 440 1236 0 1209 5 1 4 5 0 8 0 filepl 120 8790 0 8573 19 9 10 13 0 8 1 lockfpl 104 1137 0 1133 5 2 3 3 0 8 2 lockfspl 48 457 0 453 1 0 1 1 0 8 0 sessionpl 144 24 0 16 1 0 1 1 0 8 0 pgrppl 48 39 0 23 1 0 1 1 0 8 0 ucredpl 104 1376 0 1362 1 0 1 1 0 8 0 zombiepl 144 1212 0 1210 2 1 1 1 0 8 0 processpl 1160 1278 0 1210 6 0 6 6 0 8 0 procpl 656 2531 0 2458 8 0 8 8 0 8 0 sockpl 528 1941 0 1913 15 12 3 11 0 8 0 mcl64k 65536 39 0 39 3 2 1 1 0 8 1 mcl16k 16384 4 0 4 1 0 1 1 0 8 1 mcl12k 12288 2 0 2 1 0 1 1 0 8 1 mcl8k 8192 13 0 13 3 2 1 1 0 8 1 mcl4k 4096 3524 0 3471 16 8 8 14 0 8 0 mcl2k 2048 1406 0 1396 4 2 2 3 0 8 0 mtagpl 96 39 0 6 1 0 1 1 0 8 0 mbufpl 256 13850 0 13608 25 8 17 24 0 8 0 bufpl 280 9244 0 3017 445 0 445 445 0 8 0 anonpl 24 196471 0 193438 79 14 65 65 0 187 21 amapchunkpl 152 32630 0 32202 37 12 25 26 0 158 5 amappl16 200 4194 0 4164 32 14 18 23 0 8 7 amappl15 192 7 0 7 1 1 0 1 0 8 0 amappl14 184 112 0 102 1 0 1 1 0 8 0 amappl13 176 28 0 28 1 1 0 1 0 8 0 amappl12 168 1879 0 1852 3 1 2 3 0 8 0 amappl11 160 94 0 84 1 0 1 1 0 8 0 amappl10 152 9 0 9 1 1 0 1 0 8 0 amappl9 144 264 0 264 1 1 0 1 0 8 0 amappl8 136 55 0 54 1 0 1 1 0 8 0 amappl7 128 108 0 98 1 0 1 1 0 8 0 amappl6 120 188 0 185 1 0 1 1 0 8 0 amappl5 112 119 0 112 1 0 1 1 0 8 0 amappl4 104 267 0 249 1 0 1 1 0 8 0 amappl3 96 6636 0 6539 5 1 4 4 0 8 0 amappl2 88 637 0 582 2 0 2 2 0 8 0 amappl1 80 11517 0 10974 13 1 12 13 0 8 0 amappl 88 9126 0 8980 6 1 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 128 254 0 254 2 1 1 1 0 8 1 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 42 0 5 1 0 1 1 0 8 0 uaddrrnd 24 1236 0 1209 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1236 0 1209 1 0 1 1 0 8 0 vmmpekpl 168 10913 0 10876 3 0 3 3 0 8 0 vmmpepl 168 81804 0 80053 111 10 101 101 0 357 8 vmsppl 360 1235 0 1209 4 1 3 4 0 8 0 rwobjpl 32 26847 0 21860 43 0 43 43 0 8 0 pdppl 4096 2478 0 2418 110 44 66 78 0 8 6 pvpl 32 532382 0 524395 162 21 141 141 0 265 37 pmappl 216 1235 0 1209 2 0 2 2 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 315 0 87 7 0 7 7 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace mtx_enter(18) at mtx_enter+0x59 sys/kern/kern_lock.c:335 clockintr_unbind(ffff8000014fc530,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375 dt_ioctl_record_stop(ffff800001499b80) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:576 dtclose(41e5f,81,2000,ffff80003c98e548) at dtclose+0xd5 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(41e5f,81,2000,ffff80003c98e548) at dtclose+0xd5 sys/dev/dt/dt_dev.c:232 spec_close(ffff800038138c80) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd8059f1d398,81,fffffd8007bfb410,ffff80003c98e548) at VOP_CLOSE+0x12a sys/kern/vfs_vops.c:156 vn_closefile(fffffd806ba07f10,ffff80003c98e548) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806ba07f10,ffff80003c98e548) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615 fdrop(fffffd806ba07f10,ffff80003c98e548) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd806ba07f10,ffff80003c98e548) at closef+0x18d sys/kern/kern_descrip.c:1251 fdfree(ffff80003c98e548) at fdfree+0x115 sys/kern/kern_descrip.c:1182 exit1(ffff80003c98e548,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff80003c98e548,ffff800038138ff0,ffff800038138f40) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff800038138ff0) at syscall+0x97e mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff800038138ff0) at syscall+0x97e sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x71d9ab1690a0, count: -14 ddb> machine ddbcpu 1 No such command ddb> trace mtx_enter(18) at mtx_enter+0x59 sys/kern/kern_lock.c:335 clockintr_unbind(ffff8000014fc530,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375 dt_ioctl_record_stop(ffff800001499b80) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:576 dtclose(41e5f,81,2000,ffff80003c98e548) at dtclose+0xd5 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(41e5f,81,2000,ffff80003c98e548) at dtclose+0xd5 sys/dev/dt/dt_dev.c:232 spec_close(ffff800038138c80) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd8059f1d398,81,fffffd8007bfb410,ffff80003c98e548) at VOP_CLOSE+0x12a sys/kern/vfs_vops.c:156 vn_closefile(fffffd806ba07f10,ffff80003c98e548) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806ba07f10,ffff80003c98e548) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615 fdrop(fffffd806ba07f10,ffff80003c98e548) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd806ba07f10,ffff80003c98e548) at closef+0x18d sys/kern/kern_descrip.c:1251 fdfree(ffff80003c98e548) at fdfree+0x115 sys/kern/kern_descrip.c:1182 exit1(ffff80003c98e548,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff80003c98e548,ffff800038138ff0,ffff800038138f40) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff800038138ff0) at syscall+0x97e mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff800038138ff0) at syscall+0x97e sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x71d9ab1690a0, count: -14