v>ZpZy})T"2L=!o!Ih_/+C'&B7`n%"u>iF Ƣ9=fkernel: protection fault trap, code=0 Stopped at ktrops+0x4f: movq 0x8(%r14),%r14 ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic the kernel did not panic ddb> trace ktrops(ffff80002a6cc2b8,deafbeaddeafbead,0,80000112,fffffd80658e5058,fffffd807f7d75b0) at ktrops+0x4f ktrcanset sys/kern/kern_ktrace.c:718 [inline] ktrops(ffff80002a6cc2b8,deafbeaddeafbead,0,80000112,fffffd80658e5058,fffffd807f7d75b0) at ktrops+0x4f sys/kern/kern_ktrace.c:561 doktrace(fffffd80658e5058,4,112,0,ffff80002a6cc2b8) at doktrace+0x514 ktrsetchildren sys/kern/kern_ktrace.c:586 [inline] doktrace(fffffd80658e5058,4,112,0,ffff80002a6cc2b8) at doktrace+0x514 sys/kern/kern_ktrace.c:508 sys_ktrace(ffff80002a6cc2b8,ffff8000377e9f20,ffff8000377e9e70) at sys_ktrace+0xd6 sys/kern/kern_ktrace.c:549 syscall(ffff8000377e9f20) at syscall+0x72a sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8d76eb5e8e0, count: -5 ddb> show registers rdi 0xffff80002f580000 rsi 0x82c rbp 0xffff8000377e9c40 rbx 0xfffffd807f7d75b0 rdx 0xffff80002f580000 rcx 0x82b rax 0xffffffff81e406f3 ktrops+0x43 r8 0xfffffd80658e5058 r9 0xfffffd807f7d75b0 r10 0x16d0a7bed3d55c52 r11 0x3bd38f16b9c961d5 r12 0xffff80002a6cc2b8 r13 0xdeafbeaddeafbead r14 0xdeafbeaddeafbead r15 0x80000112 __kernel_virt_to_phys+0x112 rip 0xffffffff81e406ff ktrops+0x4f cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff8000377e9bc0 ss 0x10 ktrops+0x4f: movq 0x8(%r14),%r14 ddb> show proc PROC (syz-executor.7) tid=283200 pid=34070 tcnt=2 stat=onproc flags process=8000000 proc=4000000 runpri=17, usrpri=69, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002a6cc7d8,0xffffffff82d7da90 process=0xffff80002f576198 user=0xffff8000377e4000, vmspace=0xfffffd80691eb418 estcpu=19, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 60111 17641 23849 0 2 0x8000000 syz-executor.4 60111 122185 23849 0 3 0xc000080 fsleep syz-executor.4 34070 502977 18604 0 2 0x8000000 syz-executor.7 *34070 283200 18604 0 7 0xc000000 syz-executor.7 41338 5964 9687 0 2 0x8000002 syz-executor.0 25900 146063 9687 0 2 0x8000002 syz-executor.3 47875 413819 9687 0 2 0x8000002 syz-executor.6 18604 479720 9687 0 3 0x8000082 nanoslp syz-executor.7 23849 325454 9687 0 3 0x8000082 nanoslp syz-executor.4 20342 384800 9687 0 2 0x8000002 syz-executor.5 71455 50738 9687 0 2 0x8000002 syz-executor.2 66315 141587 9687 0 3 0x8000002 biowait syz-executor.1 9687 254023 50684 0 3 0x1a000082 thrsleep syz-fuzzer 9687 406709 50684 0 3 0x1e000082 nanoslp syz-fuzzer 9687 278535 50684 0 3 0x1e000082 wait syz-fuzzer 9687 442665 50684 0 3 0x1e000082 wait syz-fuzzer 9687 487492 50684 0 3 0x1e000082 wait syz-fuzzer 9687 512144 50684 0 3 0x1e000082 wait syz-fuzzer 9687 469087 50684 0 3 0x1e000082 thrsleep syz-fuzzer 9687 348752 50684 0 3 0x1e000082 wait syz-fuzzer 9687 82614 50684 0 3 0x1e000082 wait syz-fuzzer 9687 95822 50684 0 3 0x1e000082 wait syz-fuzzer 9687 102242 50684 0 3 0x1e000082 thrsleep syz-fuzzer 9687 482827 50684 0 3 0x1e000082 wait syz-fuzzer 9687 373823 50684 0 3 0x1e000082 kqread syz-fuzzer 9687 384750 50684 0 3 0x1e000082 thrsleep syz-fuzzer 50684 143046 95596 0 3 0x810008a sigsusp ksh 95596 138883 149 0 3 0x1800009a kqread sshd 61485 482546 1 0 3 0x18100083 ttyin getty 149 138870 1 0 3 0x18000088 kqread sshd 33663 190118 22172 73 3 0x19100090 kqread syslogd 22172 481617 1 0 3 0x18100082 sbwait syslogd 23766 270200 1 0 3 0x18100080 kqread resolvd 95733 93053 13420 77 3 0x18100092 kqread dhcpleased 22729 116150 13420 77 3 0x18100092 kqread dhcpleased 13420 144097 1 0 3 0x18000080 kqread dhcpleased 71587 363953 0 0 3 0x14200 bored smr 67284 360162 0 0 2 0x14200 zerothread 12193 364546 0 0 3 0x14200 aiodoned aiodoned 32784 509422 0 0 3 0x14200 syncer update 12084 495683 0 0 3 0x14200 cleaner cleaner 81957 316494 0 0 3 0x14200 reaper reaper 79199 411968 0 0 3 0x14200 pgdaemon pagedaemon 55191 84704 0 0 3 0x14200 bored viomb 41232 18155 0 0 3 0x40014200 acpi0 acpi0 23905 370429 0 0 3 0x14200 bored softnet3 60464 35882 0 0 3 0x14200 bored softnet2 91487 16889 0 0 3 0x14200 bored softnet1 83345 513936 0 0 3 0x14200 bored softnet0 43101 87881 0 0 3 0x14200 bored systqmp 64551 233826 0 0 3 0x14200 bored systq 21080 125347 0 0 3 0x40014200 tmoslp softclock 89508 218541 0 0 3 0x40014200 idle0 1 414308 0 0 3 0x8000082 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 10195 6798K 6995K 166960K 11577 0 pcb 17 12K 12K 166960K 47 0 rtable 235 8K 9K 166960K 417 0 pf 29 8K 9K 166960K 33 0 ifaddr 43 11K 11K 166960K 52 0 ifgroup 50 2K 2K 166960K 56 0 counters 30 17K 17K 166960K 32 0 ioctlops 0 0K 2K 166960K 41 0 iov 0 0K 16K 166960K 17 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1365 86K 86K 166960K 1531 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 7 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 16 0 dirhash 12 2K 2K 166960K 15 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 12 41K 69K 166960K 298 0 sigio 0 0K 0K 166960K 1 0 proc 57 59K 83K 166960K 506 0 subproc 104 6K 6K 166960K 117 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 22 0 in_multi 99 7K 7K 166960K 121 0 ether_multi 1 0K 0K 166960K 3 0 mrt 1 0K 0K 166960K 1 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 404 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 246 83K 103K 166960K 4692 0 UVM aobj 12 4K 4K 166960K 13 0 pinsyscall 32 64K 100K 166960K 1443 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 12 0 NDP 11 0K 2K 166960K 31 0 temp 48 6805K 6869K 166960K 10141 0 kqueue 12 18K 24K 166960K 55 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 60 0 57 1 0 1 1 0 8 0 rtentry 112 132 0 23 4 0 4 4 0 8 0 unpcb 144 144 0 129 1 0 1 1 0 8 0 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 808 57 0 52 2 0 2 2 0 8 1 arp 88 21 0 3 1 0 1 1 0 8 0 ipq 40 2 0 1 1 0 1 1 0 8 0 ipqe 40 45 0 44 1 0 1 1 0 8 0 inpcb 352 239 0 231 2 0 2 2 0 8 1 nd6 104 32 0 7 1 0 1 1 0 8 0 pkpcb 40 1 0 1 1 0 1 1 0 8 1 kcovpl 48 9 0 1 1 0 1 1 0 8 0 ppxss 1072 1 0 1 1 0 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 529 0 70 30 0 30 30 0 8 1 art_table 32 530 0 70 4 0 4 4 0 8 0 art_node 16 131 0 32 1 0 1 1 0 8 0 sysvmsgpl 40 5 0 5 1 0 1 1 0 8 1 semupl 112 1 0 1 1 0 1 1 0 8 1 semapl 112 13 0 3 1 0 1 1 0 8 0 shmpl 112 10 0 1 1 0 1 1 0 8 0 dirhash 1024 19 0 2 3 0 3 3 0 8 0 dino2pl 256 1866 0 355 96 0 96 96 0 8 0 ffsino 240 1866 0 355 90 0 90 90 0 8 0 nchpl 144 2359 0 634 67 0 67 67 0 8 0 uvmvnodes 80 2080 0 0 43 0 43 43 0 8 0 vnodes 216 2080 0 0 116 0 116 116 0 8 0 namei 1024 8108 0 8104 2 0 2 2 0 8 1 vcpupl 3904 2 0 0 1 0 1 1 0 8 0 vmpool 664 3 0 1 1 0 1 1 0 8 0 kstatmem 264 26 0 4 2 0 2 2 0 8 0 scxspl 216 12859 0 12858 8 0 8 8 1 8 7 plimitpl 152 56 0 41 1 0 1 1 0 8 0 sigapl 424 592 0 553 6 0 6 6 0 8 0 futexpl 64 3396 0 3395 1 0 1 1 0 8 0 knotepl 120 4819 0 4737 11 0 11 11 0 8 6 kqueuepl 184 74 0 66 1 0 1 1 0 8 0 pipepl 288 160 0 132 3 0 3 3 0 8 0 fdescpl 432 575 0 552 4 0 4 4 0 8 0 filepl 120 2814 0 2576 9 0 9 9 0 8 1 lockfpl 104 71 0 69 1 0 1 1 0 8 0 lockfspl 48 35 0 33 1 0 1 1 0 8 0 sessionpl 144 24 0 8 1 0 1 1 0 8 0 pgrppl 48 28 0 12 1 0 1 1 0 8 0 ucredpl 104 186 0 176 1 0 1 1 0 8 0 zombiepl 144 553 0 553 1 0 1 1 0 8 1 processpl 1072 592 0 553 4 0 4 4 0 8 0 procpl 656 796 0 742 7 0 7 7 0 8 1 sockpl 504 448 0 422 6 0 6 6 0 8 2 mcl64k 65536 2 0 2 1 0 1 1 0 8 1 mcl8k 8192 6 0 6 1 0 1 1 0 8 1 mcl4k 4096 8 0 8 1 0 1 1 0 8 1 mcl2k 2048 16273 0 16182 42 22 20 38 0 8 7 mtagpl 96 14 0 8 1 0 1 1 0 8 0 mbufpl 256 28005 0 27769 29 6 23 23 0 8 7 bufpl 280 5214 0 182 360 0 360 360 0 8 0 anonpl 24 223363 0 218086 63 0 63 63 0 188 23 amapchunkpl 152 15963 0 15426 39 0 39 39 0 158 14 amappl16 200 6057 0 5939 20 4 16 20 0 8 8 amappl15 192 23 0 23 1 0 1 1 0 8 1 amappl14 184 153 0 141 2 0 2 2 0 8 1 amappl13 176 12 0 11 1 0 1 1 0 8 0 amappl12 168 1217 0 1192 2 0 2 2 0 8 0 amappl11 160 51 0 40 1 0 1 1 0 8 0 amappl10 152 44 0 34 1 0 1 1 0 8 0 amappl9 144 149 0 149 1 0 1 1 0 8 1 amappl8 136 98 0 70 1 0 1 1 0 8 0 amappl7 128 46 0 39 1 0 1 1 0 8 0 amappl6 120 327 0 314 2 0 2 2 0 8 1 amappl5 112 185 0 173 1 0 1 1 0 8 0 amappl4 104 505 0 474 2 0 2 2 0 8 1 amappl3 96 3831 0 3774 3 0 3 3 0 8 1 amappl2 88 1017 0 948 3 0 3 3 0 8 1 amappl1 80 10035 0 9560 22 3 19 22 0 8 8 amappl 88 4134 0 3983 5 0 5 5 0 92 0 dma4096 4096 1 0 1 1 0 1 1 0 8 1 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 0 1 1 0 8 1 dma128 128 253 0 253 1 0 1 1 0 8 1 dma64 64 6 0 6 1 0 1 1 0 8 1 dma32 32 7 0 7 1 0 1 1 0 8 1 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 12 0 1 1 0 1 1 0 8 0 uaddrrnd 24 578 0 553 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 578 0 553 1 0 1 1 0 8 0 vmmpekpl 168 9223 0 9173 3 0 3 3 0 8 0 vmmpepl 168 58049 0 56445 112 0 112 112 0 357 31 vmsppl 344 577 0 553 3 0 3 3 0 8 0 rwobjpl 24 24219 0 21128 21 0 21 21 0 8 0 pdppl 4096 1162 0 1108 100 36 64 68 0 8 10 pvpl 32 475958 0 465327 356 13 343 356 0 265 239 pmappl 216 577 0 553 2 0 2 2 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 411 0 64 11 0 11 11 0 8 1 ddb> machine ddbcpu 0 No such command ddb> trace ktrops(ffff80002a6cc2b8,deafbeaddeafbead,0,80000112,fffffd80658e5058,fffffd807f7d75b0) at ktrops+0x4f ktrcanset sys/kern/kern_ktrace.c:718 [inline] ktrops(ffff80002a6cc2b8,deafbeaddeafbead,0,80000112,fffffd80658e5058,fffffd807f7d75b0) at ktrops+0x4f sys/kern/kern_ktrace.c:561 doktrace(fffffd80658e5058,4,112,0,ffff80002a6cc2b8) at doktrace+0x514 ktrsetchildren sys/kern/kern_ktrace.c:586 [inline] doktrace(fffffd80658e5058,4,112,0,ffff80002a6cc2b8) at doktrace+0x514 sys/kern/kern_ktrace.c:508 sys_ktrace(ffff80002a6cc2b8,ffff8000377e9f20,ffff8000377e9e70) at sys_ktrace+0xd6 sys/kern/kern_ktrace.c:549 syscall(ffff8000377e9f20) at syscall+0x72a sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8d76eb5e8e0, count: -5 ddb> machine ddbcpu 1 No such command ddb> trace ktrops(ffff80002a6cc2b8,deafbeaddeafbead,0,80000112,fffffd80658e5058,fffffd807f7d75b0) at ktrops+0x4f ktrcanset sys/kern/kern_ktrace.c:718 [inline] ktrops(ffff80002a6cc2b8,deafbeaddeafbead,0,80000112,fffffd80658e5058,fffffd807f7d75b0) at ktrops+0x4f sys/kern/kern_ktrace.c:561 doktrace(fffffd80658e5058,4,112,0,ffff80002a6cc2b8) at doktrace+0x514 ktrsetchildren sys/kern/kern_ktrace.c:586 [inline] doktrace(fffffd80658e5058,4,112,0,ffff80002a6cc2b8) at doktrace+0x514 sys/kern/kern_ktrace.c:508 sys_ktrace(ffff80002a6cc2b8,ffff8000377e9f20,ffff8000377e9e70) at sys_ktrace+0xd6 sys/kern/kern_ktrace.c:549 syscall(ffff8000377e9f20) at syscall+0x72a sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8d76eb5e8e0, count: -5