kernel: page fault trap, code=10 Stopped at 0 TID PID UID PRFLAGS PFLAGS CPU COMMAND *139223 72740 0 0x14000 0x200 0 reaper 0(0,0,0,0,2ac,fffffd807b7cef00) at 0 timeout_run(fffffd807b7cef00) at timeout_run+0xc0 softclock_process_kclock_timeout(fffffd807b7cef00,0) at softclock_process_kclock_timeout+0x2a0 sys/kern/kern_timeout.c:693 softclock(0) at softclock+0x199 sys/kern/kern_timeout.c:746 softintr_dispatch(0) at softintr_dispatch+0xea sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x27 Xspllower() at Xspllower+0x1d printf(ffffffff830a0c2e) at printf+0xa3 sys/kern/subr_prf.c:532 uvm_fault_unwire_locked(fffffd806c6ff820,8435ac7b000,8435ae7a000) at uvm_fault_unwire_locked+0x2f2 uvm_unmap_kill_entry_withlock(fffffd806c6ff820,fffffd806c3a6c98,0) at uvm_unmap_kill_entry_withlock+0x81 sys/uvm/uvm_map.c:1861 uvm_map_teardown(fffffd806c6ff820) at uvm_map_teardown+0x1c7 sys/uvm/uvm_map.c:2498 uvmspace_free(fffffd806c6ff820) at uvmspace_free+0xbd sys/uvm/uvm_map.c:3422 reaper(ffff80002a457958) at reaper+0x225 sys/kern/kern_exit.c:481 end trace frame: 0x0, 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: attempt to execute user address 0x0 in supervisor mode ddb> trace 0(0,0,0,0,2ac,fffffd807b7cef00) at 0 timeout_run(fffffd807b7cef00) at timeout_run+0xc0 softclock_process_kclock_timeout(fffffd807b7cef00,0) at softclock_process_kclock_timeout+0x2a0 sys/kern/kern_timeout.c:693 softclock(0) at softclock+0x199 sys/kern/kern_timeout.c:746 softintr_dispatch(0) at softintr_dispatch+0xea sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x27 Xspllower() at Xspllower+0x1d printf(ffffffff830a0c2e) at printf+0xa3 sys/kern/subr_prf.c:532 uvm_fault_unwire_locked(fffffd806c6ff820,8435ac7b000,8435ae7a000) at uvm_fault_unwire_locked+0x2f2 uvm_unmap_kill_entry_withlock(fffffd806c6ff820,fffffd806c3a6c98,0) at uvm_unmap_kill_entry_withlock+0x81 sys/uvm/uvm_map.c:1861 uvm_map_teardown(fffffd806c6ff820) at uvm_map_teardown+0x1c7 sys/uvm/uvm_map.c:2498 uvmspace_free(fffffd806c6ff820) at uvmspace_free+0xbd sys/uvm/uvm_map.c:3422 reaper(ffff80002a457958) at reaper+0x225 sys/kern/kern_exit.c:481 end trace frame: 0x0, count: -12 ddb> show registers rdi 0 rsi 0 rbp 0xffff80002a455340 rbx 0 rdx 0 rcx 0xffffffff8349aff0 cpu_info_full_primary+0x1ff0 rax 0x9 r8 0x101010101010101 r9 0x8080808080808080 r10 0xdf75e7de07eeefad r11 0 r12 0 r13 0xffffffff8349aff0 cpu_info_full_primary+0x1ff0 r14 0 r15 0 rip 0 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002a455308 ss 0x10 0 ddb> show proc PROC (reaper) tid=139223 pid=72740 tcnt=1 stat=onproc flags process=14000 proc=200 runpri=4, usrpri=86, slppri=4, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a40dbd8,0xffff80002a4571d0 process=0xffff8000ffffe240 user=0xffff80002a450000, vmspace=0xffffffff8359cf48 estcpu=36, cpticks=78, pctcpu=11.94, user=0, sys=46622, intr=26 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 91164 250179 68647 0 2 0x100000 sh 68647 120894 61599 0 3 0x10008a sigsusp sh 73173 270122 66711 0 3 0x80 fsleep syz-executor 73173 57418 66711 0 2 0x4000000 syz-executor 61599 6672 54583 0 3 0x82 wait syz-executor 69491 96767 74977 0 3 0x80 fsleep syz-executor 69491 439658 74977 0 2 0x4000480 syz-executor 95527 267908 81870 0 3 0x80 fsleep syz-executor 95527 465112 81870 0 3 0x4000080 ttyout syz-executor 94248 122078 39333 0 3 0x80 fsleep syz-executor 94248 51671 39333 0 3 0x4000080 kqsel syz-executor 74977 499445 54583 0 2 0x482 syz-executor 66711 472194 54583 0 2 0x482 syz-executor 81870 181932 54583 0 2 0x482 syz-executor 31199 146439 54583 0 2 0x482 syz-executor 2506 15285 54583 0 3 0x82 wait syz-executor 26591 369780 54583 0 3 0x82 wait syz-executor 39333 103479 54583 0 2 0x482 syz-executor 90346 522005 1 0 3 0x100083 ttyin getty 91342 192291 0 0 3 0x14280 nfsidl nfsio 22555 300606 0 0 3 0x14280 nfsidl nfsio 90202 82148 0 0 3 0x14280 nfsidl nfsio 50388 156619 0 0 3 0x14280 nfsidl nfsio 45029 378487 0 0 3 0x14280 nfsidl nfsio 2207 139798 0 0 3 0x14280 nfsidl nfsio 1126 283989 0 0 3 0x14280 nfsidl nfsio 93617 79202 0 0 3 0x14280 nfsidl nfsio 39245 229269 0 0 3 0x14280 nfsidl nfsio 46243 7430 0 0 3 0x14280 nfsidl nfsio 34109 198877 0 0 3 0x14280 nfsidl nfsio 78244 406797 0 0 3 0x14280 nfsidl nfsio 36413 431431 0 0 3 0x14280 nfsidl nfsio 67846 118511 0 0 3 0x14280 nfsidl nfsio 17368 368051 0 0 3 0x14280 nfsidl nfsio 10245 221219 0 0 3 0x14280 nfsidl nfsio 26599 484419 0 0 3 0x14280 nfsidl nfsio 29860 310738 0 0 3 0x14280 nfsidl nfsio 72076 271887 0 0 3 0x14280 nfsidl nfsio 82110 459649 0 0 3 0x14280 nfsidl nfsio 17190 77610 0 0 3 0x14200 bored sosplice 54583 404807 61889 0 2 0x2 syz-executor 61889 54270 37940 0 3 0x10008a sigsusp ksh 37940 412279 33270 0 3 0x98 kqread sshd-session 33270 237996 14142 0 3 0x92 kqread sshd-session 14142 194485 1 0 3 0x88 kqread sshd 17654 32002 147 73 2 0x1100090 syslogd 147 519985 1 0 3 0x100082 sbwait syslogd 58049 134758 1 0 3 0x100080 kqread resolvd 72673 56887 49327 77 3 0x100092 kqread dhcpleased 22614 313680 49327 77 3 0x100092 kqread dhcpleased 49327 239182 1 0 3 0x80 kqread dhcpleased 68701 227083 0 0 3 0x14200 bored smr 10996 515310 0 0 2 0x14200 zerothread 16958 361547 0 0 3 0x14200 aiodoned aiodoned 33752 174066 0 0 2 0x14600 update 25081 427400 0 0 3 0x14200 cleaner cleaner *72740 139223 0 0 7 0x14200 reaper 80970 516143 0 0 3 0x14200 pgdaemon pagedaemon 90162 216486 0 0 3 0x14200 bored viomb 35226 224722 0 0 3 0x40014200 acpi0 acpi0 39655 441351 0 0 3 0x14200 bored softnet3 21738 186053 0 0 3 0x14200 bored softnet2 11908 493074 0 0 3 0x14200 bored softnet1 34967 9012 0 0 2 0x14200 softnet0 43957 472403 0 0 3 0x14200 bored systqmp 19267 420418 0 0 3 0x14200 bored systq 90446 255524 0 0 2 0x40014200 softclock 83333 37751 0 0 3 0x40014200 idle0 1 24958 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb> show all locks No such command ddb> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10230 11078K 11300K 166960K 12441 0 pcb 17 15K 17K 166960K 582 0 rtable 225 11K 12K 166960K 3178 0 pf 45 15K 17K 166960K 324 0 ifaddr 45 8K 10K 166960K 436 0 ifgroup 74 2K 3K 166960K 514 0 sysctl 3 1K 2K 166960K 8 0 counters 36 18K 18K 166960K 153 0 ioctlops 0 0K 4K 166960K 439 0 iov 0 0K 28K 166960K 258 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1521 96K 96K 166960K 3871 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 68K 72K 166960K 32 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 103 0 dirhash 15 2K 3K 166960K 39 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 18 65K 89K 166960K 4006 0 sigio 0 0K 0K 166960K 60 0 proc 60 59K 83K 166960K 2994 0 subproc 104 6K 6K 166960K 1157 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 485 0 in_multi 88 6K 7K 166960K 1134 0 ether_multi 1 0K 0K 166960K 50 0 mrt 1 0K 0K 166960K 8 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 241 1076K 1076K 166960K 241 0 exec 0 0K 1K 166960K 1725 0 pfkey data 0 0K 4K 166960K 5 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 234 75K 91K 166960K 32673 0 UVM aobj 130 4K 4K 166960K 136 0 pinsyscall 39 78K 92K 166960K 7131 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 159 0 NDP 19 0K 2K 166960K 319 0 temp 76 6816K 6944K 166960K 124174 0 kqueue 13 20K 33K 166960K 542 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 120 470 0 467 3 2 1 3 0 8 0 rtentry 112 1118 0 1029 4 1 3 4 0 8 0 unpcb 144 2776 0 2759 13 9 4 6 0 8 3 syncache 336 5 0 5 1 1 0 1 0 8 0 tcpcb 808 1115 0 1109 18 10 8 9 0 8 7 arp 88 201 0 184 1 0 1 1 0 8 0 ipq 40 10 0 9 1 0 1 1 0 8 0 ipqe 40 25 0 24 1 0 1 1 0 8 0 inpcb 336 3677 0 3662 20 12 8 8 0 8 6 nd6 104 295 0 274 1 0 1 1 0 8 0 pkpcb 40 14 0 14 3 2 1 1 0 8 1 kcovpl 48 89 0 81 1 0 1 1 0 8 0 ppxss 1072 22 0 22 3 2 1 1 0 8 1 pfstscr 40 6 0 5 1 0 1 1 0 8 0 pfstitem 24 2 0 0 1 0 1 1 0 8 0 pfstkey 128 9 0 7 1 0 1 1 0 8 0 pfstate 344 5 0 4 1 0 1 1 0 8 0 pfrule 1344 22 0 21 1 0 1 1 0 8 0 rttmr 136 3 0 2 2 1 1 1 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 4431 0 4025 38 7 31 31 0 8 1 art_table 32 4433 0 4025 4 0 4 4 0 8 0 art_node 16 1110 0 1030 1 0 1 1 0 8 0 sysvmsgpl 40 3 0 0 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 99 0 89 1 0 1 1 0 8 0 shmpl 112 133 0 6 4 0 4 4 0 8 0 dirhash 1024 35 0 16 3 0 3 3 0 8 0 dino2pl 256 6512 0 4865 104 0 104 104 0 8 0 ffsino 240 6512 0 4865 98 0 98 98 0 8 0 nchpl 144 10622 0 8846 67 0 67 67 0 8 0 uvmvnodes 80 7087 0 0 145 0 145 145 0 8 0 vnodes 216 7087 0 0 394 0 394 394 0 8 0 namei 1024 43225 0 43225 2 1 1 1 0 8 1 kstatmem 264 268 0 234 3 0 3 3 0 8 0 scsiplug 72 9 0 9 3 2 1 1 0 8 1 scxspl 216 69433 0 69433 9 7 2 8 1 8 2 plimitpl 152 828 0 811 1 0 1 1 0 8 0 sigapl 424 4146 0 4078 8 0 8 8 0 8 0 futexpl 64 40026 0 40022 1 0 1 1 0 8 0 knotepl 120 376839 0 376792 29 19 10 13 0 8 8 kqueuepl 184 714 0 704 2 1 1 2 0 8 0 pipepl 288 578 0 551 5 0 5 5 0 8 2 fdescpl 432 4107 0 4077 5 1 4 5 0 8 0 filepl 120 23539 0 23290 24 8 16 16 0 8 7 lockfpl 104 977 0 975 3 0 3 3 0 8 2 lockfspl 48 303 0 301 1 0 1 1 0 8 0 sessionpl 144 104 0 96 1 0 1 1 0 8 0 pgrppl 48 336 0 320 1 0 1 1 0 8 0 ucredpl 104 4287 0 4274 1 0 1 1 0 8 0 zombiepl 144 4287 0 4284 3 2 1 1 0 8 0 processpl 1096 4146 0 4078 6 1 5 6 0 8 0 procpl 648 7826 0 7754 8 1 7 8 0 8 0 sosppl 168 20 0 20 3 2 1 1 0 8 1 sockpl 504 6997 0 6962 57 44 13 22 0 8 8 mcl64k 65536 94 0 94 3 2 1 1 0 8 1 mcl16k 16384 59 0 59 3 2 1 1 0 8 1 mcl12k 12288 13 0 13 3 2 1 1 0 8 1 mcl9k 9216 10 0 10 2 2 0 1 0 8 0 mcl8k 8192 82 0 82 3 2 1 1 0 8 1 mcl4k 4096 7002 0 6948 16 8 8 15 0 8 1 mcl2k2 2112 3 0 3 1 1 0 1 0 8 0 mcl2k 2048 4614 0 4613 7 6 1 4 0 8 0 mtagpl 96 19 0 19 2 2 0 1 0 8 0 mbufpl 256 42068 0 41895 82 68 14 75 0 8 1 bufpl 280 12460 0 5372 507 0 507 507 0 8 0 anonpl 24 567884 0 554816 161 65 96 96 0 187 17 amapchunkpl 152 109041 0 108195 66 27 39 39 0 158 6 amappl16 200 11299 0 11053 97 64 33 37 0 8 8 amappl15 192 14 0 14 1 1 0 1 0 8 0 amappl14 184 272 0 262 1 0 1 1 0 8 0 amappl13 176 28 0 28 1 1 0 1 0 8 0 amappl12 168 6007 0 5976 2 0 2 2 0 8 0 amappl11 160 48 0 38 1 0 1 1 0 8 0 amappl10 152 27 0 27 1 1 0 1 0 8 0 amappl9 144 121 0 121 1 1 0 1 0 8 0 amappl8 136 25 0 23 1 0 1 1 0 8 0 amappl7 128 265 0 254 1 0 1 1 0 8 0 amappl6 120 973 0 970 1 0 1 1 0 8 0 amappl5 112 457 0 448 1 0 1 1 0 8 0 amappl4 104 526 0 511 1 0 1 1 0 8 0 amappl3 96 21683 0 21571 4 1 3 4 0 8 0 amappl2 88 1801 0 1737 2 0 2 2 0 8 0 amappl1 80 23805 0 23277 13 1 12 13 0 8 0 amappl 88 31494 0 31316 5 0 5 5 0 92 0 dma65536 65536 1 0 1 1 0 1 1 0 8 1 dma16384 16384 1 0 1 1 1 0 1 0 8 0 dma4096 4096 2 0 2 2 1 1 1 0 8 1 dma2048 2048 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 8 0 8 2 2 0 1 0 8 0 dma128 128 254 0 254 2 2 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 72 135 0 6 3 0 3 3 0 8 0 uaddrrnd 24 4107 0 4077 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 4107 0 4077 1 0 1 1 0 8 0 vmmpekpl 168 28781 0 28730 3 0 3 3 0 8 0 vmmpepl 168 248983 0 246977 127 19 108 108 0 357 13 vmsppl 344 4106 0 4076 4 1 3 4 0 8 0 rwobjpl 24 70950 0 62644 54 1 53 53 0 8 0 pdppl 4096 8220 0 8152 219 151 68 78 0 8 0 pvpl 32 1951117 0 1918611 559 294 265 275 0 265 0 pmappl 216 4106 0 4076 2 0 2 2 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 689 0 319 13 0 13 13 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace 0(0,0,0,0,2ac,fffffd807b7cef00) at 0 timeout_run(fffffd807b7cef00) at timeout_run+0xc0 softclock_process_kclock_timeout(fffffd807b7cef00,0) at softclock_process_kclock_timeout+0x2a0 sys/kern/kern_timeout.c:693 softclock(0) at softclock+0x199 sys/kern/kern_timeout.c:746 softintr_dispatch(0) at softintr_dispatch+0xea sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x27 Xspllower() at Xspllower+0x1d printf(ffffffff830a0c2e) at printf+0xa3 sys/kern/subr_prf.c:532 uvm_fault_unwire_locked(fffffd806c6ff820,8435ac7b000,8435ae7a000) at uvm_fault_unwire_locked+0x2f2 uvm_unmap_kill_entry_withlock(fffffd806c6ff820,fffffd806c3a6c98,0) at uvm_unmap_kill_entry_withlock+0x81 sys/uvm/uvm_map.c:1861 uvm_map_teardown(fffffd806c6ff820) at uvm_map_teardown+0x1c7 sys/uvm/uvm_map.c:2498 uvmspace_free(fffffd806c6ff820) at uvmspace_free+0xbd sys/uvm/uvm_map.c:3422 reaper(ffff80002a457958) at reaper+0x225 sys/kern/kern_exit.c:481 end trace frame: 0x0, count: -12 ddb> machine ddbcpu 1 No such command ddb> trace 0(0,0,0,0,2ac,fffffd807b7cef00) at 0 timeout_run(fffffd807b7cef00) at timeout_run+0xc0 softclock_process_kclock_timeout(fffffd807b7cef00,0) at softclock_process_kclock_timeout+0x2a0 sys/kern/kern_timeout.c:693 softclock(0) at softclock+0x199 sys/kern/kern_timeout.c:746 softintr_dispatch(0) at softintr_dispatch+0xea sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x27 Xspllower() at Xspllower+0x1d printf(ffffffff830a0c2e) at printf+0xa3 sys/kern/subr_prf.c:532 uvm_fault_unwire_locked(fffffd806c6ff820,8435ac7b000,8435ae7a000) at uvm_fault_unwire_locked+0x2f2 uvm_unmap_kill_entry_withlock(fffffd806c6ff820,fffffd806c3a6c98,0) at uvm_unmap_kill_entry_withlock+0x81 sys/uvm/uvm_map.c:1861 uvm_map_teardown(fffffd806c6ff820) at uvm_map_teardown+0x1c7 sys/uvm/uvm_map.c:2498 uvmspace_free(fffffd806c6ff820) at uvmspace_free+0xbd sys/uvm/uvm_map.c:3422 reaper(ffff80002a457958) at reaper+0x225 sys/kern/kern_exit.c:481 end trace frame: 0x0, count: -12