kernel: page fault trap, code=0 Stopped at 0 TID PID UID PRFLAGS PFLAGS CPU COMMAND 0(0,0,0,0,49b,fffffd80669b7f08) at 0 timeout_run(fffffd80669b7f08) at timeout_run+0x8b sys/kern/kern_timeout.c:641 softclock_process_kclock_timeout(fffffd80669b7f08,0) at softclock_process_kclock_timeout+0x1c6 sys/kern/kern_timeout.c:666 softclock(0) at softclock+0x11a sys/kern/kern_timeout.c:717 softintr_dispatch(0) at softintr_dispatch+0xd1 sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x1f acpicpu_idle() at acpicpu_idle+0x2ee sys/dev/acpi/acpicpu.c:1206 sched_idle(ffffffff82b9dff0) at sched_idle+0x2ea sys/kern/kern_sched.c:175 end trace frame: 0x0, count: 8 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(0,0,0,0,49b,fffffd80669b7f08) at 0 timeout_run(fffffd80669b7f08) at timeout_run+0x8b sys/kern/kern_timeout.c:641 softclock_process_kclock_timeout(fffffd80669b7f08,0) at softclock_process_kclock_timeout+0x1c6 sys/kern/kern_timeout.c:666 softclock(0) at softclock+0x11a sys/kern/kern_timeout.c:717 softintr_dispatch(0) at softintr_dispatch+0xd1 sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x1f acpicpu_idle() at acpicpu_idle+0x2ee sys/dev/acpi/acpicpu.c:1206 sched_idle(ffffffff82b9dff0) at sched_idle+0x2ea sys/kern/kern_sched.c:175 end trace frame: 0x0, count: -7 ddb> show registers rdi 0 rsi 0 rbp 0xffff8000215fe650 rbx 0 rdx 0 rcx 0xffffffff82c10a70 timeout_todo rax 0x9 r8 0 r9 0 r10 0x1d6d208fea5ef8a3 r11 0 r12 0 r13 0xffffffff82b9dff0 cpu_info_full_primary+0x1ff0 r14 0 r15 0 rip 0 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff8000215fe618 ss 0x10 0 ddb> show proc PROC (idle0) pid=158150 stat=onproc flags process=14000 proc=40000200 pri=0, usrpri=50, nice=20 forw=0x24e9c31848cb0a6d, list=0xffff8000fffffb30,0xffff8000ffffeaf0 process=0xffff8000ffffc000 user=0xffff8000215f9000, vmspace=0xffffffff82c0a9b0 estcpu=0, cpticks=41951, pctcpu=0.0 user=0, sys=0, intr=1 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 17574 99939 14881 0 3 0x82 piperd syz-executor.0 41156 352538 14881 0 3 0x82 piperd syz-executor.3 71478 476682 14881 0 3 0x82 piperd syz-executor.4 27614 437082 14881 0 3 0x82 nanoslp syz-executor.5 74537 93245 14881 0 3 0x82 piperd syz-executor.2 24575 290399 14881 0 3 0x82 piperd syz-executor.6 76208 187503 0 0 3 0x14200 acct acct 72592 364064 14881 0 3 0x82 piperd syz-executor.7 24765 258515 14881 0 3 0x82 piperd syz-executor.1 84788 210177 0 0 3 0x14280 nfsidl nfsio 49127 355322 0 0 3 0x14280 nfsidl nfsio 3360 388029 0 0 3 0x14200 bored sosplice 14881 14709 79709 0 3 0x82 wait syz-fuzzer 14881 6879 79709 0 3 0x4000082 nanoslp syz-fuzzer 14881 308595 79709 0 3 0x4000082 wait syz-fuzzer 14881 141580 79709 0 3 0x4000082 wait syz-fuzzer 14881 379733 79709 0 3 0x4000082 thrsleep syz-fuzzer 14881 88979 79709 0 3 0x4000082 thrsleep syz-fuzzer 14881 298844 79709 0 3 0x4000082 kqread syz-fuzzer 14881 119902 79709 0 3 0x4000082 thrsleep syz-fuzzer 14881 14625 79709 0 3 0x4000082 wait syz-fuzzer 14881 188574 79709 0 3 0x4000082 thrsleep syz-fuzzer 14881 428581 79709 0 3 0x4000082 wait syz-fuzzer 14881 126018 79709 0 3 0x4000082 wait syz-fuzzer 14881 7954 79709 0 3 0x4000082 wait syz-fuzzer 14881 196283 79709 0 3 0x4000082 wait syz-fuzzer 79709 359367 6223 0 3 0x10008a sigsusp ksh 6223 291310 21438 0 3 0x9a kqread sshd 73815 174296 1 0 3 0x100083 ttyin getty 21438 308640 1 0 3 0x88 kqread sshd 83347 430399 51926 73 3 0x1100090 kqread syslogd 51926 79494 1 0 3 0x100082 netio syslogd 72270 201630 1 0 3 0x100080 kqread resolvd 3018 345325 95063 77 3 0x100092 kqread dhcpleased 25757 123785 95063 77 3 0x100092 kqread dhcpleased 95063 356942 1 0 3 0x80 kqread dhcpleased 194 17627 0 0 3 0x14200 bored smr 62916 166695 0 0 3 0x14200 pgzero zerothread 77771 329887 0 0 3 0x14200 aiodoned aiodoned 80290 298858 0 0 3 0x14200 syncer update 20597 322219 0 0 3 0x14200 cleaner cleaner 22212 161489 0 0 3 0x14200 reaper reaper 33774 204310 0 0 3 0x14200 pgdaemon pagedaemon 17885 203716 0 0 3 0x14200 bored viomb 1285 309658 0 0 3 0x40014200 acpi0 acpi0 93672 168413 0 0 3 0x14200 bored softnet 18919 434009 0 0 3 0x14200 bored softnet 35296 113481 0 0 3 0x14200 bored softnet 9984 452083 0 0 3 0x14200 bored softnet 23217 335175 0 0 3 0x14200 bored systqmp 79195 157514 0 0 3 0x14200 bored systq 31116 499093 0 0 3 0x40014200 bored softclock *87998 158150 0 0 7 0x40014200 idle0 1 128793 0 0 3 0x82 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 10214 6437K 8006K 78643K 32633 0 pcb 13 22K 32K 78643K 5365 0 rtable 109 13K 16K 78643K 14879 0 ifaddr 180 52K 59K 78643K 1955 0 sysctl 3 1K 2K 78643K 18 0 counters 23 16K 17K 78643K 654 0 ioctlops 0 0K 4K 78643K 1993 0 iov 0 0K 32K 78643K 3013 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1771 111K 111K 78643K 13364 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 109 0 VM map 2 1K 1K 78643K 2 0 sem 20 17K 32K 78643K 3736 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 11 37K 73K 78643K 14082 0 sigio 0 0K 0K 78643K 235 0 proc 66 59K 75K 78643K 4229 0 subproc 104 6K 6K 78643K 1625 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 1130 0 in_multi 31 2K 7K 78643K 1948 0 ether_multi 1 0K 0K 78643K 112 0 mrt 1 0K 0K 78643K 91 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 193 864K 864K 78643K 193 0 exec 0 0K 1K 78643K 3639 0 pfkey data 0 0K 0K 78643K 20 0 tdb 3 0K 0K 78643K 3 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 8 62K 64K 78643K 10 0 UVM amap 295 85K 101K 78643K 89583 0 UVM aobj 131 6K 6K 78643K 141 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 1079 0 NDP 8 0K 1K 78643K 638 0 temp 112 5769K 71434K 78643K 223752 0 kqueue 12 18K 28K 78643K 1413 0 SYN cache 2 16K 16K 78643K 2 0 ddb> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle rtpcb 120 11886 0 11883 77 75 2 5 0 8 1 rtentry 112 1849 0 1811 8 5 3 4 0 8 0 unpcb 144 18342 0 18329 153 150 3 11 0 8 2 syncache 296 107 0 107 18 18 0 1 0 8 0 sackhl 24 3 0 3 3 3 0 1 0 8 0 tcpqe 32 338 0 338 10 10 0 1 0 8 0 tcpcb 776 5240 0 5236 164 163 1 15 0 8 0 arp 88 288 0 282 1 0 1 1 0 8 0 ipq 40 59 0 59 6 6 0 1 0 8 0 ipqe 40 202 0 202 6 6 0 1 0 8 0 inpcb 336 20461 0 20454 279 270 9 21 0 8 8 ip6q 72 2 0 2 1 1 0 1 0 8 0 ip6af 40 4 0 4 1 1 0 1 0 8 0 nd6 48 413 0 404 1 0 1 1 0 8 0 pkpcb 40 154 0 154 20 20 0 1 0 8 0 kcovpl 48 125 0 117 1 0 1 1 0 8 0 mppekey 1024 18 0 18 5 5 0 1 0 8 0 ppxss 1160 349 0 349 23 23 0 1 0 8 0 pppxif 1360 259 0 259 20 20 0 1 0 8 0 pfstscr 40 62 0 21 1 0 1 1 0 8 0 pfosfp 40 13 0 11 1 0 1 1 0 8 0 pfosfpen 112 13 0 11 1 0 1 1 0 8 0 pfanchor 1280 955 83 443 49 6 43 43 0 8 0 pfqueue 264 75 0 75 2 2 0 1 0 8 0 pfstitem 24 58 0 51 1 0 1 1 0 8 0 pfstkey 128 95 0 70 1 0 1 1 0 8 0 pfstate 352 49 0 20 3 0 3 3 0 8 0 rttmr 136 26 0 25 11 10 1 1 0 8 0 art_heap8 4096 18 0 16 14 12 2 3 0 8 0 art_heap4 256 8216 0 8026 84 62 22 29 0 8 0 art_table 32 8234 0 8042 6 3 3 4 0 8 0 art_node 16 1831 0 1799 1 0 1 1 0 8 0 sysvmsgpl 40 38 0 38 1 1 0 1 0 8 0 semupl 112 3 0 3 2 2 0 1 0 8 0 semapl 112 3724 0 3706 1 0 1 1 0 8 0 shmpl 112 138 0 10 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 19872 0 18379 94 0 94 94 0 8 0 ffsino 240 19872 0 18379 89 0 89 89 0 8 0 nchpl 144 38369 0 36736 63 1 62 63 0 8 0 rtmask 32 7 0 7 3 3 0 1 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 154841 0 154841 3 2 1 3 0 8 1 vmpool 664 48 0 48 10 10 0 1 0 8 0 kstatmem 264 736 0 720 2 0 2 2 0 8 0 scsiplug 72 20 0 20 6 6 0 1 0 8 0 scxspl 216 114117 0 114117 34 33 1 8 0 8 1 plimitpl 152 2161 0 2146 1 0 1 1 0 8 0 sigapl 424 14155 0 14113 8 1 7 8 0 8 0 futexpl 64 164822 0 164822 4 3 1 1 0 8 1 knotepl 120 248623 0 248542 136 131 5 18 0 8 1 kqueuepl 184 3640 0 3632 57 56 1 7 0 8 0 pipepl 288 7235 0 7207 110 105 5 11 0 8 2 fdescpl 432 14116 0 14094 4 0 4 4 0 8 0 filepl 120 136080 0 135844 197 183 14 20 0 8 5 lockfpl 104 5211 0 5209 13 11 2 2 0 8 1 lockfspl 48 1416 0 1414 1 0 1 1 0 8 0 sessionpl 144 140 0 124 1 0 1 1 0 8 0 pgrppl 48 175 0 159 1 0 1 1 0 8 0 ucredpl 104 13592 0 13567 1 0 1 1 0 8 0 zombiepl 144 14114 0 14113 2 1 1 1 0 8 0 processpl 1008 14155 0 14113 11 4 7 9 0 8 0 procpl 696 34688 0 34633 17 9 8 10 0 8 0 sosppl 168 134 0 134 25 25 0 1 0 8 0 sockpl 456 50941 0 50918 1251 1234 17 45 0 8 14 mcl64k 65536 678 0 678 22 22 0 1 0 8 0 mcl16k 16384 422 0 422 33 33 0 1 0 8 0 mcl12k 12288 647 0 647 28 27 1 1 0 8 1 mcl9k 9216 149 0 149 35 34 1 1 0 8 1 mcl8k 8192 1896 0 1896 22 21 1 1 0 8 1 mcl4k 4096 2003 0 2003 10 9 1 1 0 8 1 mcl2k2 2112 133 0 133 35 35 0 1 0 8 0 mcl2k 2048 110651 0 110576 75 63 12 31 0 8 0 mtagpl 96 1206 0 1183 15 13 2 6 0 8 0 mbufpl 256 465159 0 464976 2022 1992 30 426 0 8 8 bufpl 288 26449 0 20055 458 0 458 458 0 8 0 anonpl 24 2693437 0 2676037 220 95 125 145 0 188 0 amapchunkpl 152 256964 0 256316 128 85 43 43 0 158 12 amappl16 200 27401 0 26750 159 123 36 49 0 8 0 amappl15 192 9 0 9 1 1 0 1 0 8 0 amappl14 184 544 0 530 2 1 1 2 0 8 0 amappl13 176 11 0 11 2 2 0 1 0 8 0 amappl12 168 1838 0 1831 1 0 1 1 0 8 0 amappl11 160 49 0 38 1 0 1 1 0 8 0 amappl10 152 149 0 140 1 0 1 1 0 8 0 amappl9 144 1028 0 1028 20 20 0 1 0 8 0 amappl8 136 642 0 564 3 0 3 3 0 8 0 amappl7 128 441 0 417 2 0 2 2 0 8 0 amappl6 120 808 0 795 2 1 1 2 0 8 0 amappl5 112 780 0 773 1 0 1 1 0 8 0 amappl4 104 2083 0 2057 2 1 1 2 0 8 0 amappl3 96 38834 0 38793 2 0 2 2 0 8 0 amappl2 88 15741 0 15671 3 1 2 3 0 8 0 amappl1 80 314633 0 314004 39 22 17 26 0 8 0 amappl 88 87779 0 87627 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 128 253 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 72 140 0 10 3 0 3 3 0 8 0 uaddrrnd 24 14164 0 14142 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 14164 0 14142 1 0 1 1 0 8 0 vmmpekpl 168 122808 0 122753 3 0 3 3 0 8 0 vmmpepl 168 1345136 0 1342716 487 337 150 166 0 357 15 vmsppl 344 14163 0 14142 3 0 3 3 0 8 0 rwobjpl 24 335758 0 328003 56 6 50 50 0 8 0 pdppl 4096 28334 0 28284 1044 980 64 68 0 8 14 pvpl 32 5496924 0 5474507 530 322 208 360 0 265 0 pmappl 216 14163 0 14142 2 0 2 2 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 4390 0 3598 40 13 27 32 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace 0(0,0,0,0,49b,fffffd80669b7f08) at 0 timeout_run(fffffd80669b7f08) at timeout_run+0x8b sys/kern/kern_timeout.c:641 softclock_process_kclock_timeout(fffffd80669b7f08,0) at softclock_process_kclock_timeout+0x1c6 sys/kern/kern_timeout.c:666 softclock(0) at softclock+0x11a sys/kern/kern_timeout.c:717 softintr_dispatch(0) at softintr_dispatch+0xd1 sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x1f acpicpu_idle() at acpicpu_idle+0x2ee sys/dev/acpi/acpicpu.c:1206 sched_idle(ffffffff82b9dff0) at sched_idle+0x2ea sys/kern/kern_sched.c:175 end trace frame: 0x0, count: -7 ddb> machine ddbcpu 1 No such command ddb> trace 0(0,0,0,0,49b,fffffd80669b7f08) at 0 timeout_run(fffffd80669b7f08) at timeout_run+0x8b sys/kern/kern_timeout.c:641 softclock_process_kclock_timeout(fffffd80669b7f08,0) at softclock_process_kclock_timeout+0x1c6 sys/kern/kern_timeout.c:666 softclock(0) at softclock+0x11a sys/kern/kern_timeout.c:717 softintr_dispatch(0) at softintr_dispatch+0xd1 sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x1f acpicpu_idle() at acpicpu_idle+0x2ee sys/dev/acpi/acpicpu.c:1206 sched_idle(ffffffff82b9dff0) at sched_idle+0x2ea sys/kern/kern_sched.c:175 end trace frame: 0x0, count: -7