kernel: protection fault trap, code=0 Stopped at copyout+0x57: repe movsq (%rsi),%es:(%rdi) ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic the kernel did not panic ddb> trace copyout() at copyout+0x57 syscall(ffff80003c98b7a0) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x11f1379f1f0, count: -3 ddb> show registers rdi 0x400000001208 rsi 0xdeafbeaddeafbead rbp 0xffff80003c98b6c0 rbx 0 rdx 0xffff80003c986000 rcx 0x1bd5f7d5 rax 0xdeafbead r8 0x7f7fffffc000 r9 0 r10 0xada32ae60613620f r11 0xffffffff81c1cdd0 copy_fault r12 0xfffffd806bee2e90 r13 0xfffffd8073d85e00 r14 0xffff800001502400 r15 0x400000001208 rip 0xffffffff81c1ccf7 copyout+0x57 cs 0x8 rflags 0x50203 acpi_pdirpa+0x3c074 rsp 0xffff80003c98b610 ss 0x10 copyout+0x57: repe movsq (%rsi),%es:(%rdi) ddb> show proc PROC (syz-executor) tid=239145 pid=72193 tcnt=4 stat=onproc flags process=0 proc=4000000 runpri=36, usrpri=81, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c9474a0,0xffff8000319154c8 process=0xffff8000ffff48c8 user=0xffff80003c986000, vmspace=0xfffffd806c0c7718 estcpu=31, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 53178 372851 29514 0 2 0 syz-executor 55020 307249 17573 0 2 0 syz-executor 55020 440881 17573 0 3 0x4000000 smrbar syz-executor 60445 424410 61265 0 2 0 syz-executor 60445 517463 61265 0 2 0x4000000 syz-executor 2881 320375 30936 0 2 0x10 syz-executor 2881 392673 30936 0 2 0x4000010 syz-executor 72193 375255 26409 0 2 0 syz-executor *72193 239145 26409 0 7 0x4000000 syz-executor 72193 53701 26409 0 2 0x4000000 syz-executor 72193 281232 26409 0 2 0x4000000 syz-executor 35417 359512 0 0 3 0x14200 acct acct 33592 194579 0 0 3 0x14280 nfsidl nfsio 27123 202594 0 0 3 0x14280 nfsidl nfsio 81228 306927 0 0 3 0x14280 nfsidl nfsio 65173 18576 0 0 3 0x14280 nfsidl nfsio 9825 466497 0 0 3 0x14280 nfsidl nfsio 82027 70765 0 0 3 0x14280 nfsidl nfsio 56902 166037 0 0 3 0x14280 nfsidl nfsio 99446 277640 0 0 3 0x14280 nfsidl nfsio 65964 478101 0 0 3 0x14280 nfsidl nfsio 17409 514452 0 0 3 0x14280 nfsidl nfsio 85142 259591 0 0 3 0x14280 nfsidl nfsio 19060 10217 0 0 3 0x14280 nfsidl nfsio 44334 348049 0 0 3 0x14280 nfsidl nfsio 73631 153673 0 0 3 0x14280 nfsidl nfsio 12704 402598 0 0 3 0x14280 nfsidl nfsio 17580 107577 0 0 3 0x14280 nfsidl nfsio 59602 519954 0 0 3 0x14280 nfsidl nfsio 83431 205606 0 0 3 0x14280 nfsidl nfsio 76730 477354 0 0 3 0x14280 nfsidl nfsio 83508 11484 0 0 3 0x14280 nfsidl nfsio 4878 279888 0 0 3 0x14200 bored sosplice 30936 127615 59037 0 3 0x82 nanoslp syz-executor 29514 180258 59037 0 3 0x82 nanoslp syz-executor 13445 336637 59037 0 2 0x2 syz-executor 73231 362505 59037 0 3 0x82 nanoslp syz-executor 32019 404016 59037 0 2 0x2 syz-executor 17573 428983 59037 0 3 0x82 nanoslp syz-executor 61265 335394 59037 0 3 0x82 nanoslp syz-executor 26409 80469 59037 0 3 0x82 nanoslp syz-executor 59037 311258 43901 0 3 0x82 kqread syz-executor 43901 455219 32608 0 3 0x10008a sigsusp ksh 32608 129859 446 0 3 0x98 kqread sshd-session 446 28114 82857 0 3 0x92 kqread sshd-session 99669 466894 1 0 3 0x100083 ttyin getty 82857 247067 1 0 3 0x88 kqread sshd 69449 335302 57234 73 3 0x1100090 kqread syslogd 57234 11918 1 0 3 0x100082 sbwait syslogd 88019 454779 1 0 3 0x100080 kqread resolvd 87076 121559 61315 77 3 0x100092 kqread dhcpleased 26811 196426 61315 77 3 0x100092 kqread dhcpleased 61315 196351 1 0 3 0x80 kqread dhcpleased 64455 160964 0 0 3 0x14200 bored smr 47705 486613 0 0 2 0x14200 zerothread 6622 464732 0 0 3 0x14200 aiodoned aiodoned 25300 105202 0 0 3 0x14200 syncer update 46784 273858 0 0 3 0x14200 cleaner cleaner 92875 399192 0 0 3 0x14200 reaper reaper 52910 385263 0 0 3 0x14200 pgdaemon pagedaemon 98903 153089 0 0 3 0x14200 bored viomb 78063 36753 0 0 3 0x40014200 acpi0 acpi0 40381 322324 0 0 3 0x14200 bored softnet3 13103 344478 0 0 3 0x14200 bored softnet2 53735 497730 0 0 3 0x14200 bored softnet1 87476 399842 0 0 3 0x14200 bored softnet0 3183 5885 0 0 3 0x14200 bored systqmp 22721 373733 0 0 3 0x14200 bored systq 70997 112993 0 0 3 0x40014200 tmoslp softclock 4724 304699 0 0 3 0x40014200 idle0 1 265107 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 10178 11100K 11496K 166960K 12449 0 pcb 17 13K 13K 166960K 132 0 rtable 171 8K 8K 166960K 473 0 pf 30 13K 17K 166960K 93 0 ifaddr 31 5K 7K 166960K 69 0 ifgroup 43 2K 2K 166960K 98 0 sysctl 4 1K 1K 166960K 4 0 counters 28 17K 17K 166960K 127 0 ioctlops 0 0K 4K 166960K 162 0 iov 0 0K 28K 166960K 43 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1367 86K 86K 166960K 1917 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 17 0 VM map 2 1K 1K 166960K 2 0 sem 12 28K 28K 166960K 58 0 dirhash 12 2K 2K 166960K 27 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 106K 166960K 819 0 sigio 0 0K 0K 166960K 15 0 proc 60 59K 100K 166960K 566 0 subproc 72 4K 4K 166960K 81 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 101 0 in_multi 63 4K 7K 166960K 130 0 ether_multi 1 0K 0K 166960K 3 0 mrt 1 0K 0K 166960K 4 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 97 440K 440K 166960K 97 0 exec 0 0K 1K 166960K 505 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 196 71K 81K 166960K 9047 0 UVM aobj 21 2K 2K 166960K 27 0 pinsyscall 38 76K 94K 166960K 1880 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 29 0 NDP 9 0K 2K 166960K 45 0 temp 76 8684K 8762K 166960K 25076 0 kqueue 14 22K 28K 166960K 163 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 120 130 0 127 2 0 2 2 0 8 1 rtentry 112 142 0 72 4 0 4 4 0 8 0 unpcb 144 650 0 634 6 5 1 6 0 8 0 syncache 336 5 0 5 3 2 1 1 0 8 1 tcpqe 32 2 0 2 2 1 1 1 0 8 1 tcpcb 808 181 0 174 5 0 5 5 0 8 4 arp 88 24 0 11 1 0 1 1 0 8 0 ipq 40 4 0 1 1 0 1 1 0 8 0 ipqe 40 5 0 1 1 0 1 1 0 8 0 inpcb 344 717 0 707 12 7 5 8 0 8 3 nd6 104 30 0 14 1 0 1 1 0 8 0 pkpcb 40 2 0 2 2 1 1 1 0 8 1 kcovpl 48 9 0 1 1 0 1 1 0 8 0 ppxss 1072 93 0 93 2 1 1 1 0 8 1 pppxif 1384 1 0 1 1 0 1 1 0 8 1 pfstscr 40 3 0 3 2 1 1 1 0 8 1 pfrktable 1344 2 0 2 1 0 1 1 0 8 1 pfanchor 1288 2 0 0 1 0 1 1 0 8 0 pftag 88 7 0 4 1 0 1 1 0 8 0 pfqueue 320 1 0 0 1 0 1 1 0 8 0 pfstitem 24 2 0 0 1 0 1 1 0 8 0 pfstkey 128 5 0 3 2 1 1 1 0 8 0 pfstate 344 3 0 2 2 1 1 1 0 8 0 pfrule 1344 9 0 9 3 2 1 1 0 8 1 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 546 0 257 29 4 25 29 0 8 3 art_table 32 548 0 257 4 0 4 4 0 8 0 art_node 16 138 0 80 1 0 1 1 0 8 0 sysvmsgpl 40 9 0 8 2 1 1 1 0 8 0 semapl 112 52 0 42 1 0 1 1 0 8 0 shmpl 112 24 0 6 1 0 1 1 0 8 0 dirhash 1024 27 0 10 3 0 3 3 0 8 0 dino2pl 256 2758 0 1266 95 0 95 95 0 8 0 ffsino 248 2758 0 1266 95 0 95 95 0 8 0 nchpl 144 3919 0 2239 63 0 63 63 0 8 0 rtmask 32 11 0 11 2 1 1 1 0 8 1 uvmvnodes 80 3210 0 0 66 0 66 66 0 8 0 vnodes 216 3210 0 0 179 0 179 179 0 8 0 namei 1024 13247 0 13245 3 2 1 2 0 8 0 kstatmem 264 54 0 36 2 0 2 2 0 8 0 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scsiplug 72 1 0 1 1 1 0 1 0 8 0 scxspl 216 11930 0 11930 10 2 8 8 1 8 8 plimitpl 152 279 0 263 1 0 1 1 0 8 0 sigapl 424 1118 0 1051 8 0 8 8 0 8 0 futexpl 64 10791 0 10790 1 0 1 1 0 8 0 knotepl 120 37844 0 37794 24 14 10 16 0 8 8 kqueuepl 184 312 0 301 4 3 1 4 0 8 0 pipepl 296 161 0 133 3 0 3 3 0 8 0 fdescpl 440 1076 0 1047 5 1 4 5 0 8 0 filepl 120 5962 0 5747 16 7 9 14 0 8 0 lockfpl 104 224 0 222 1 0 1 1 0 8 0 lockfspl 48 89 0 87 1 0 1 1 0 8 0 sessionpl 144 24 0 16 1 0 1 1 0 8 0 pgrppl 48 41 0 25 1 0 1 1 0 8 0 ucredpl 104 762 0 748 1 0 1 1 0 8 0 zombiepl 144 1350 0 1349 2 1 1 1 0 8 0 processpl 1112 1118 0 1051 5 0 5 5 0 8 0 procpl 656 2261 0 2188 8 0 8 8 0 8 0 sockpl 528 1512 0 1483 13 8 5 11 0 8 2 mcl64k 65536 13 0 13 2 1 1 1 0 8 1 mcl16k 16384 1 0 1 1 0 1 1 0 8 1 mcl8k 8192 11 0 11 3 2 1 1 0 8 1 mcl4k 4096 3283 0 3226 14 6 8 14 0 8 0 mcl2k 2048 883 0 880 1 0 1 1 0 8 0 mtagpl 96 129 0 65 3 1 2 2 0 8 0 mbufpl 256 10703 0 10509 22 3 19 19 0 8 2 bufpl 280 3432 0 128 236 0 236 236 0 8 0 anonpl 24 166517 0 163471 60 27 33 45 0 187 10 amapchunkpl 152 29230 0 28804 29 3 26 26 0 158 5 amappl16 200 3092 0 3062 19 16 3 15 0 8 1 amappl15 192 5 0 4 1 0 1 1 0 8 0 amappl14 184 112 0 102 1 0 1 1 0 8 0 amappl13 176 4 0 4 2 1 1 1 0 8 1 amappl12 168 1704 0 1676 3 1 2 3 0 8 0 amappl11 160 59 0 49 1 0 1 1 0 8 0 amappl10 152 5 0 5 1 1 0 1 0 8 0 amappl9 144 251 0 251 1 1 0 1 0 8 0 amappl8 136 34 0 33 1 0 1 1 0 8 0 amappl7 128 104 0 94 1 0 1 1 0 8 0 amappl6 120 185 0 182 1 0 1 1 0 8 0 amappl5 112 114 0 108 1 0 1 1 0 8 0 amappl4 104 298 0 285 1 0 1 1 0 8 0 amappl3 96 5727 0 5629 5 1 4 4 0 8 0 amappl2 88 654 0 598 2 0 2 2 0 8 0 amappl1 80 10090 0 9572 13 0 13 13 0 8 0 amappl 88 8638 0 8489 6 1 5 5 0 92 0 dma65536 65536 1 0 1 1 1 0 1 0 8 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 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 26 0 6 1 0 1 1 0 8 0 uaddrrnd 24 1075 0 1047 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1075 0 1047 1 0 1 1 0 8 0 vmmpekpl 168 10195 0 10156 3 0 3 3 0 8 0 vmmpepl 168 70552 0 68892 95 11 84 89 0 357 4 vmsppl 360 1075 0 1047 4 1 3 4 0 8 0 rwobjpl 32 24116 0 20067 33 0 33 33 0 8 0 pdppl 4096 2157 0 2094 111 44 67 81 0 8 4 pvpl 32 462336 0 453757 135 36 99 117 0 265 18 pmappl 216 1074 0 1047 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 298 0 67 7 0 7 7 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace copyout() at copyout+0x57 syscall(ffff80003c98b7a0) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x11f1379f1f0, count: -3 ddb> machine ddbcpu 1 No such command ddb> trace copyout() at copyout+0x57 syscall(ffff80003c98b7a0) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x11f1379f1f0, count: -3