kernel: page fault trap, code=10 Stopped at 0 TID PID UID PRFLAGS PFLAGS CPU COMMAND *114558 43372 0 0x14000 0x200 0 reaper 0(0,0,0,0,31d,fffffd807cbaff00) at 0 timeout_run(fffffd807cbaff00) at timeout_run+0x8f sys/kern/kern_timeout.c:666 softclock_process_kclock_timeout(fffffd807cbaff00,0) at softclock_process_kclock_timeout+0x1cd sys/kern/kern_timeout.c:696 softclock(0) at softclock+0x150 sys/kern/kern_timeout.c:749 softintr_dispatch(0) at softintr_dispatch+0xc1 sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x27 Xspllower() at Xspllower+0x1d printf(ffffffff82915a53) at printf+0x88 sys/kern/subr_prf.c:532 uvm_fault_unwire_locked(fffffd806956c978,5fa73c42000,5fa73e41000) at uvm_fault_unwire_locked+0x211 uvm_unmap_kill_entry_withlock(fffffd806956c978,fffffd806b551ec0,0) at uvm_unmap_kill_entry_withlock+0x66 sys/uvm/uvm_map.c:1893 uvm_map_teardown(fffffd806956c978) at uvm_map_teardown+0x157 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:176 [inline] uvm_map_teardown(fffffd806956c978) at uvm_map_teardown+0x157 sys/uvm/uvm_map.c:2534 uvmspace_free(fffffd806956c978) at uvmspace_free+0x96 sys/uvm/uvm_map.c:3461 reaper(ffff80002a5d7c38) at reaper+0x15a sys/kern/kern_exit.c:463 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(0,0,0,0,31d,fffffd807cbaff00) at 0 timeout_run(fffffd807cbaff00) at timeout_run+0x8f sys/kern/kern_timeout.c:666 softclock_process_kclock_timeout(fffffd807cbaff00,0) at softclock_process_kclock_timeout+0x1cd sys/kern/kern_timeout.c:696 softclock(0) at softclock+0x150 sys/kern/kern_timeout.c:749 softintr_dispatch(0) at softintr_dispatch+0xc1 sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x27 Xspllower() at Xspllower+0x1d printf(ffffffff82915a53) at printf+0x88 sys/kern/subr_prf.c:532 uvm_fault_unwire_locked(fffffd806956c978,5fa73c42000,5fa73e41000) at uvm_fault_unwire_locked+0x211 uvm_unmap_kill_entry_withlock(fffffd806956c978,fffffd806b551ec0,0) at uvm_unmap_kill_entry_withlock+0x66 sys/uvm/uvm_map.c:1893 uvm_map_teardown(fffffd806956c978) at uvm_map_teardown+0x157 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:176 [inline] uvm_map_teardown(fffffd806956c978) at uvm_map_teardown+0x157 sys/uvm/uvm_map.c:2534 uvmspace_free(fffffd806956c978) at uvmspace_free+0x96 sys/uvm/uvm_map.c:3461 reaper(ffff80002a5d7c38) at reaper+0x15a sys/kern/kern_exit.c:463 end trace frame: 0x0, count: -12 ddb> show registers rdi 0 rsi 0 rbp 0xffff80002a5d4d10 rbx 0 rdx 0 rcx 0xffffffff82d27ff0 cpu_info_full_primary+0x1ff0 rax 0x9 r8 0x101010101010101 r9 0x8080808080808080 r10 0x7b177f55a210e3d r11 0 r12 0 r13 0xffffffff82d27ff0 cpu_info_full_primary+0x1ff0 r14 0 r15 0 rip 0 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002a5d4cd8 ss 0x10 0 ddb> show proc PROC (reaper) tid=114558 pid=43372 tcnt=1 stat=onproc flags process=14000 proc=200 runpri=4, usrpri=86, slppri=4, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002a58d710,0xffff80002a5d79b8 process=0xffff8000ffffee10 user=0xffff80002a5d0000, vmspace=0xffffffff82dd7f28 estcpu=36, cpticks=53, pctcpu=16.38, user=0, sys=776, intr=1 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 85386 213938 99831 0 2 0x8000000 syz-executor.5 33586 82686 99843 0 2 0x8000000 syz-executor.7 78045 299773 57898 0 2 0x8000000 syz-executor.1 38124 495144 79526 0 2 0x8000000 syz-executor.3 38124 516169 79526 0 3 0xc000080 nanoslp syz-executor.3 78305 87699 95383 0 2 0x8000002 syz-executor.0 37068 411434 95383 0 2 0x8000482 syz-executor.2 51811 380725 95383 0 2 0x8000002 syz-executor.4 55726 391553 1 0 3 0x18100083 ttyin getty 79526 398231 95383 0 2 0x8000482 syz-executor.3 99831 313808 95383 0 2 0x8000002 syz-executor.5 57898 85459 95383 0 2 0x8000482 syz-executor.1 99843 78119 95383 0 2 0x8000482 syz-executor.7 86644 404543 95383 0 2 0x8000482 syz-executor.6 10409 390882 0 0 3 0x14280 nfsidl nfsio 34141 441615 0 0 3 0x14280 nfsidl nfsio 24754 184551 0 0 3 0x14280 nfsidl nfsio 48465 118911 0 0 3 0x14280 nfsidl nfsio 55391 422719 0 0 3 0x14280 nfsidl nfsio 63500 491681 0 0 3 0x14280 nfsidl nfsio 79619 239154 0 0 3 0x14280 nfsidl nfsio 26324 35085 0 0 3 0x14280 nfsidl nfsio 72684 144247 0 0 3 0x14280 nfsidl nfsio 20798 37406 0 0 3 0x14280 nfsidl nfsio 16616 148734 0 0 3 0x14280 nfsidl nfsio 20200 34994 0 0 3 0x14280 nfsidl nfsio 59615 371472 0 0 3 0x14280 nfsidl nfsio 8011 209831 0 0 3 0x14280 nfsidl nfsio 89905 409909 0 0 3 0x14280 nfsidl nfsio 89142 326593 0 0 3 0x14280 nfsidl nfsio 32172 425855 0 0 3 0x14280 nfsidl nfsio 23415 336118 0 0 3 0x14280 nfsidl nfsio 1537 422396 0 0 3 0x14280 nfsidl nfsio 84652 482060 0 0 3 0x14280 nfsidl nfsio 33713 28913 0 0 3 0x14200 bored sosplice 95383 494259 88905 0 3 0x1a000082 thrsleep syz-fuzzer 95383 58142 88905 0 2 0x1e000482 syz-fuzzer 95383 119880 88905 0 3 0x1e000082 thrsleep syz-fuzzer 95383 459775 88905 0 3 0x1e000082 wait syz-fuzzer 95383 170005 88905 0 3 0x1e000082 thrsleep syz-fuzzer 95383 497197 88905 0 3 0x1e000082 wait syz-fuzzer 95383 27489 88905 0 3 0x1e000082 wait syz-fuzzer 95383 77838 88905 0 3 0x1e000082 wait syz-fuzzer 95383 470130 88905 0 3 0x1e000082 wait syz-fuzzer 95383 418290 88905 0 3 0x1e000082 wait syz-fuzzer 95383 229299 88905 0 3 0x1e000082 thrsleep syz-fuzzer 95383 229852 88905 0 2 0x1e000002 syz-fuzzer 95383 139497 88905 0 3 0x1e000082 wait syz-fuzzer 95383 448382 88905 0 3 0x1e000082 wait syz-fuzzer 88905 79780 89083 0 3 0x810008a sigsusp ksh 89083 513896 36265 0 3 0x1800009a kqread sshd 36265 347795 1 0 3 0x18000088 kqread sshd 34265 238159 47322 73 2 0x19100010 syslogd 47322 470491 1 0 3 0x18100082 sbwait syslogd 4247 423356 1 0 3 0x18100080 kqread resolvd 52465 243737 85784 77 3 0x18100092 kqread dhcpleased 88697 274465 85784 77 3 0x18100092 kqread dhcpleased 85784 331709 1 0 3 0x18000080 kqread dhcpleased 34795 250485 0 0 3 0x14200 bored smr 42345 473233 0 0 2 0x14200 zerothread 22840 424002 0 0 3 0x14200 aiodoned aiodoned 78794 202199 0 0 2 0x14600 update 77196 473602 0 0 3 0x14200 cleaner cleaner *43372 114558 0 0 7 0x14200 reaper 69103 516646 0 0 3 0x14200 pgdaemon pagedaemon 91614 401470 0 0 3 0x14200 bored viomb 14034 216514 0 0 3 0x40014200 acpi0 acpi0 48884 111037 0 0 3 0x14200 bored softnet3 36225 484532 0 0 3 0x14200 bored softnet2 5349 350433 0 0 3 0x14200 bored softnet1 19448 472947 0 0 2 0x14200 softnet0 87860 224142 0 0 3 0x14200 bored systqmp 72320 245548 0 0 3 0x14200 bored systq 51204 345161 0 0 2 0x40014200 softclock 10042 131775 0 0 3 0x40014200 idle0 1 335942 0 0 3 0x8080082 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 10177 6551K 7003K 166960K 14727 0 pcb 17 14K 16K 166960K 235 0 rtable 250 12K 12K 166960K 3135 0 pf 31 9K 10K 166960K 264 0 ifaddr 45 12K 12K 166960K 422 0 ifgroup 54 2K 2K 166960K 493 0 sysctl 3 1K 1K 166960K 3 0 counters 31 17K 17K 166960K 137 0 ioctlops 0 0K 2K 166960K 260 0 iov 0 0K 12K 166960K 84 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1461 92K 92K 166960K 4043 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 36 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 278 0 dirhash 12 2K 3K 166960K 66 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 15 53K 105K 166960K 2853 0 sigio 0 0K 0K 166960K 30 0 proc 58 59K 124K 166960K 3042 0 subproc 104 6K 8K 166960K 1430 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 258 0 in_multi 98 7K 7K 166960K 1138 0 ether_multi 1 0K 0K 166960K 30 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 79 360K 360K 166960K 79 0 exec 0 0K 1K 166960K 1711 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 273 103K 113K 166960K 22315 0 UVM aobj 67 6K 6K 166960K 73 0 pinsyscall 35 70K 98K 166960K 6329 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 110 0 NDP 14 0K 2K 166960K 307 0 temp 75 6812K 6884K 166960K 88489 0 kqueue 12 18K 28K 166960K 237 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 120 349 0 346 1 0 1 1 0 8 0 rtentry 112 1121 0 1009 5 1 4 4 0 8 0 unpcb 144 1430 0 1414 5 3 2 4 0 8 1 syncache 336 5 0 5 1 1 0 1 0 8 0 sackhl 24 5 0 5 2 1 1 1 0 8 1 tcpqe 32 7 0 7 1 0 1 1 0 8 1 tcpcb 808 943 0 936 21 12 9 15 0 8 8 arp 88 206 0 187 1 0 1 1 0 8 0 ipq 40 5 0 5 2 1 1 1 0 8 1 ipqe 40 52 0 52 2 1 1 1 0 8 1 inpcb 352 2488 0 2480 20 11 9 14 0 8 8 nd6 104 297 0 271 1 0 1 1 0 8 0 pkpcb 40 7 0 7 2 1 1 1 0 8 1 kcovpl 48 110 0 102 1 0 1 1 0 8 0 ppxss 1072 4 0 4 1 0 1 1 0 8 1 rttmr 136 2 0 2 1 1 0 1 0 8 0 art_heap8 4096 3 0 2 3 0 3 3 0 8 2 art_heap4 256 4485 0 4030 71 42 29 30 0 8 0 art_table 32 4488 0 4032 4 0 4 4 0 8 0 art_node 16 1116 0 1016 1 0 1 1 0 8 0 sysvmsgpl 40 13 0 8 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 275 0 265 1 0 1 1 0 8 0 shmpl 112 70 0 6 2 0 2 2 0 8 0 dirhash 1024 53 0 36 3 0 3 3 0 8 0 dino2pl 256 4356 0 2828 96 0 96 96 0 8 0 ffsino 240 4356 0 2828 91 0 91 91 0 8 0 nchpl 144 7570 0 5835 66 0 66 66 0 8 0 uvmvnodes 80 6715 0 0 138 0 138 138 0 8 0 vnodes 216 6715 0 0 374 0 374 374 0 8 0 namei 1024 34496 0 34496 4 2 2 3 0 8 2 vcpupl 3904 9 0 1 1 0 1 1 0 8 0 vmpool 664 11 0 3 1 0 1 1 0 8 0 kstatmem 264 236 0 212 2 0 2 2 0 8 0 scsiplug 72 3 0 3 1 0 1 1 0 8 1 scxspl 216 64162 0 64162 8 7 1 8 1 8 1 plimitpl 152 454 0 438 1 0 1 1 0 8 0 sigapl 424 2965 0 2901 9 0 9 9 0 8 0 futexpl 64 29635 0 29635 1 0 1 1 0 8 1 knotepl 120 12547 0 12465 38 26 12 24 0 8 8 kqueuepl 184 459 0 450 1 0 1 1 0 8 0 pipepl 288 787 0 759 5 0 5 5 0 8 2 fdescpl 432 2927 0 2901 6 1 5 5 0 8 1 filepl 120 16618 0 16372 18 4 14 14 0 8 5 lockfpl 104 674 0 671 1 0 1 1 0 8 0 lockfspl 48 271 0 268 1 0 1 1 0 8 0 sessionpl 144 112 0 96 1 0 1 1 0 8 0 pgrppl 48 144 0 128 1 0 1 1 0 8 0 ucredpl 104 1921 0 1910 1 0 1 1 0 8 0 zombiepl 144 2903 0 2901 2 1 1 1 0 8 0 processpl 1072 2965 0 2901 6 0 6 6 0 8 1 procpl 656 4764 0 4686 9 0 9 9 0 8 1 sosppl 168 55 0 55 1 0 1 1 0 8 1 sockpl 504 4302 0 4275 43 32 11 21 0 8 7 mcl64k 65536 10 0 10 1 0 1 1 0 8 1 mcl12k 12288 1 0 1 1 0 1 1 0 8 1 mcl9k 9216 1 0 1 1 1 0 1 0 8 0 mcl8k 8192 50 0 50 3 2 1 1 0 8 1 mcl4k 4096 13 0 13 1 0 1 1 0 8 1 mcl2k 2048 29928 0 29822 49 27 22 36 0 8 8 mtagpl 96 73 0 69 1 0 1 1 0 8 0 mbufpl 256 72728 0 72504 101 80 21 67 0 8 5 bufpl 280 11722 0 3067 619 0 619 619 0 8 0 anonpl 24 471096 0 460414 168 93 75 136 0 188 4 amapchunkpl 152 73989 0 73101 87 44 43 68 0 158 4 amappl16 200 8561 0 8437 25 9 16 19 0 8 7 amappl15 192 35 0 35 1 1 0 1 0 8 0 amappl14 184 561 0 549 2 1 1 2 0 8 0 amappl13 176 13 0 13 2 1 1 1 0 8 1 amappl12 168 4845 0 4820 3 1 2 3 0 8 0 amappl11 160 64 0 54 1 0 1 1 0 8 0 amappl10 152 233 0 223 1 0 1 1 0 8 0 amappl9 144 135 0 135 1 1 0 1 0 8 0 amappl8 136 353 0 322 2 0 2 2 0 8 0 amappl7 128 66 0 51 1 0 1 1 0 8 0 amappl6 120 1472 0 1457 3 1 2 2 0 8 1 amappl5 112 516 0 504 1 0 1 1 0 8 0 amappl4 104 1052 0 1020 2 0 2 2 0 8 0 amappl3 96 13356 0 13280 3 0 3 3 0 8 0 amappl2 88 3566 0 3497 3 1 2 3 0 8 0 amappl1 80 23285 0 22794 21 8 13 21 0 8 0 amappl 88 21052 0 20870 6 0 6 6 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 18 0 17 1 0 1 1 0 8 0 aobjpl 72 72 0 6 2 0 2 2 0 8 0 uaddrrnd 24 2938 0 2904 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2938 0 2904 1 0 1 1 0 8 0 vmmpekpl 168 27212 0 27146 4 0 4 4 0 8 0 vmmpepl 168 219227 0 217421 131 36 95 107 0 357 5 vmsppl 344 2937 0 2903 4 0 4 4 0 8 0 rwobjpl 24 60607 0 52765 49 0 49 49 0 8 1 pdppl 4096 5882 0 5814 332 258 74 89 0 8 6 pvpl 32 1306788 0 1286228 437 248 189 350 0 265 8 pmappl 216 2937 0 2903 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 828 0 458 12 0 12 12 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace 0(0,0,0,0,31d,fffffd807cbaff00) at 0 timeout_run(fffffd807cbaff00) at timeout_run+0x8f sys/kern/kern_timeout.c:666 softclock_process_kclock_timeout(fffffd807cbaff00,0) at softclock_process_kclock_timeout+0x1cd sys/kern/kern_timeout.c:696 softclock(0) at softclock+0x150 sys/kern/kern_timeout.c:749 softintr_dispatch(0) at softintr_dispatch+0xc1 sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x27 Xspllower() at Xspllower+0x1d printf(ffffffff82915a53) at printf+0x88 sys/kern/subr_prf.c:532 uvm_fault_unwire_locked(fffffd806956c978,5fa73c42000,5fa73e41000) at uvm_fault_unwire_locked+0x211 uvm_unmap_kill_entry_withlock(fffffd806956c978,fffffd806b551ec0,0) at uvm_unmap_kill_entry_withlock+0x66 sys/uvm/uvm_map.c:1893 uvm_map_teardown(fffffd806956c978) at uvm_map_teardown+0x157 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:176 [inline] uvm_map_teardown(fffffd806956c978) at uvm_map_teardown+0x157 sys/uvm/uvm_map.c:2534 uvmspace_free(fffffd806956c978) at uvmspace_free+0x96 sys/uvm/uvm_map.c:3461 reaper(ffff80002a5d7c38) at reaper+0x15a sys/kern/kern_exit.c:463 end trace frame: 0x0, count: -12 ddb> machine ddbcpu 1 No such command ddb> trace 0(0,0,0,0,31d,fffffd807cbaff00) at 0 timeout_run(fffffd807cbaff00) at timeout_run+0x8f sys/kern/kern_timeout.c:666 softclock_process_kclock_timeout(fffffd807cbaff00,0) at softclock_process_kclock_timeout+0x1cd sys/kern/kern_timeout.c:696 softclock(0) at softclock+0x150 sys/kern/kern_timeout.c:749 softintr_dispatch(0) at softintr_dispatch+0xc1 sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x27 Xspllower() at Xspllower+0x1d printf(ffffffff82915a53) at printf+0x88 sys/kern/subr_prf.c:532 uvm_fault_unwire_locked(fffffd806956c978,5fa73c42000,5fa73e41000) at uvm_fault_unwire_locked+0x211 uvm_unmap_kill_entry_withlock(fffffd806956c978,fffffd806b551ec0,0) at uvm_unmap_kill_entry_withlock+0x66 sys/uvm/uvm_map.c:1893 uvm_map_teardown(fffffd806956c978) at uvm_map_teardown+0x157 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:176 [inline] uvm_map_teardown(fffffd806956c978) at uvm_map_teardown+0x157 sys/uvm/uvm_map.c:2534 uvmspace_free(fffffd806956c978) at uvmspace_free+0x96 sys/uvm/uvm_map.c:3461 reaper(ffff80002a5d7c38) at reaper+0x15a sys/kern/kern_exit.c:463 end trace frame: 0x0, count: -12