uvm_fault(0xffffffff8253a478, 0xffff800000a2d000, 0, 1) -> e kernel: page fault trap, code=0 Stopped at memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic kernel page fault uvm_fault(0xffffffff8253a478, 0xffff800000a2d000, 0, 1) -> e memcpy() at memcpy+0x15 end trace frame: 0xffff80001f642610, count: 0 ddb> trace memcpy() at memcpy+0x15 sysctl_iflist(0,ffff80001f642668) at sysctl_iflist+0x255 sys/net/rtsock.c:1981 sysctl_rtable(ffff80001f64272c,3,7895c6f9000,ffff80001f642758,0,0) at sysctl_rtable+0x18e sys/net/rtsock.c:2078 sys_sysctl(ffff8000ffff2780,ffff80001f6427c0,ffff80001f642810) at sys_sysctl+0x20e sys/kern/kern_sysctl.c:251 syscall(ffff80001f642890) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffdccc0, count: -6 ddb> show registers rdi 0xffff800000a2c8e8 rsi 0xffff800000a2d000 rbp 0xffff80001f642510 rbx 0xd0 rdx 0xd0 rcx 0x2 rax 0xfffffffffffff8e8 r8 0xffff80001f642668 r9 0x5 r10 0x39c953818309d556 r11 0xffff800000a2c828 r12 0xffff800000a2cf40 r13 0xd0 r14 0xffff800000a2c828 r15 0x6 rip 0xffffffff812aa305 memcpy+0x15 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff80001f642458 ss 0x10 memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb> show proc PROC (ifconfig) pid=278411 stat=onproc flags process=3 proc=0 pri=86, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff3b40,0xffff8000ffff33e8 process=0xffff8000ffff77e8 user=0xffff80001f63d000, vmspace=0xfffffd806bc09440 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 90021 420346 99610 0 2 0x100001 sh *53838 278411 99610 0 7 0x3 ifconfig 95308 347997 76586 60929 2 0x10 syz-executor.1 95308 394463 76586 60929 3 0x4000090 fsleep syz-executor.1 25782 59285 0 0 3 0x14200 bored sosplice 99610 11785 1 0 3 0x10008b pause sh 37578 48626 17448 0 2 0x482 syz-executor.0 76586 120502 17448 0 2 0x482 syz-executor.1 17448 130207 38902 0 3 0x82 thrsleep syz-fuzzer 17448 23928 38902 0 3 0x4000082 thrsleep syz-fuzzer 17448 395887 38902 0 3 0x4000082 kqread syz-fuzzer 17448 458318 38902 0 3 0x4000082 thrsleep syz-fuzzer 17448 405187 38902 0 3 0x4000082 thrsleep syz-fuzzer 17448 31038 38902 0 3 0x4000082 thrsleep syz-fuzzer 17448 495911 38902 0 3 0x4000082 thrsleep syz-fuzzer 17448 241700 38902 0 3 0x4000082 thrsleep syz-fuzzer 38902 345185 31459 0 3 0x10008a pause ksh 31459 39067 58064 0 3 0x92 select sshd 58064 61412 1 0 3 0x80 select sshd 57544 169738 96478 73 3 0x100090 kqread syslogd 96478 362123 1 0 3 0x100082 netio syslogd 5066 312353 1 77 3 0x100090 poll dhclient 43019 143353 1 0 3 0x80 poll dhclient 23106 327489 0 0 2 0x14200 zerothread 23232 482327 0 0 3 0x14200 aiodoned aiodoned 55962 299013 0 0 3 0x14200 syncer update 90618 375677 0 0 3 0x14200 cleaner cleaner 3985 307840 0 0 3 0x14200 reaper reaper 29571 339941 0 0 3 0x14200 pgdaemon pagedaemon 64266 77040 0 0 3 0x14200 bored crynlk 21670 314412 0 0 3 0x14200 bored crypto 90381 395821 0 0 3 0x40014200 acpi0 acpi0 81010 165261 0 0 3 0x14200 bored softnet 45490 407778 0 0 3 0x14200 bored systqmp 4496 258297 0 0 3 0x14200 bored systq 54490 434210 0 0 3 0x40014200 bored softclock 28553 258771 0 0 3 0x40014200 idle0 43524 47183 0 0 3 0x14200 bored smr 1 247359 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 9477 6333K 7234K 78643K 12308 0 pcb 13 8K 8K 78643K 92 0 rtable 108 4K 4K 78643K 400 0 ifaddr 71 16K 16K 78643K 180 0 counters 19 16K 16K 78643K 19 0 ioctlops 0 0K 2K 78643K 45 0 iov 0 0K 24K 78643K 83 0 mount 1 1K 1K 78643K 1 0 vnodes 1215 76K 77K 78643K 1858 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 9 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 0K 78643K 92 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1794 195K 288K 78643K 12646 0 file desc 5 13K 25K 78643K 985 0 sigio 7 0K 0K 78643K 20 0 proc 42 38K 63K 78643K 421 0 subproc 32 2K 2K 78643K 34 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 92 0 in_multi 91 4K 4K 78643K 129 0 ether_multi 1 0K 0K 78643K 10 0 mrt 0 0K 0K 78643K 8 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 49 228K 228K 78643K 49 0 exec 0 0K 1K 78643K 250 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 100 21K 37K 78643K 3161 0 UVM aobj 36 2K 2K 78643K 36 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 91 0 NDP 8 0K 0K 78643K 32 0 temp 117 3018K 3086K 78643K 10264 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 arp 64 7 0 1 1 0 1 1 0 8 0 rtpcb 80 78 0 76 1 0 1 1 0 8 0 rtentry 112 65 0 22 2 0 2 2 0 8 0 unpcb 120 306 0 285 2 0 2 2 0 8 1 syncache 264 9 0 9 2 2 0 1 0 8 0 sackhl 24 1 0 1 1 0 1 1 0 8 1 tcpqe 32 318 0 318 1 1 0 1 0 8 0 tcpcb 544 166 0 161 1 0 1 1 0 8 0 ipq 40 4 0 0 1 0 1 1 0 8 0 ipqe 40 4 0 0 1 0 1 1 0 8 0 inpcb 280 596 0 588 2 1 1 2 0 8 0 nd6 48 8 0 5 1 0 1 1 0 8 0 pkpcb 40 10 0 10 2 2 0 1 0 8 0 ppxss 1128 16 0 16 1 1 0 1 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 318 0 113 15 0 15 15 0 8 1 art_table 32 320 0 113 2 0 2 2 0 8 0 art_node 16 64 0 24 1 0 1 1 0 8 0 sysvmsgpl 40 64 0 24 1 0 1 1 0 8 0 semupl 112 9 0 9 2 2 0 1 0 8 0 semapl 112 90 0 80 1 0 1 1 0 8 0 shmpl 112 34 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 2924 0 1525 46 0 46 46 0 8 0 ffsino 240 2924 0 1525 83 0 83 83 0 8 0 nchpl 144 4322 0 2704 61 1 60 61 0 8 0 uvmvnodes 72 3363 0 0 62 0 62 62 0 8 0 vnodes 208 3363 0 0 177 0 177 177 0 8 0 namei 1024 11428 0 11428 1 0 1 1 0 8 1 scxspl 192 12645 0 12645 1 0 1 1 0 8 1 plimitpl 152 68 0 61 1 0 1 1 0 8 0 sigapl 432 1174 0 1159 2 0 2 2 0 8 0 futexpl 56 10624 0 10623 1 0 1 1 0 8 0 knotepl 112 134 0 115 1 0 1 1 0 8 0 kqueuepl 104 123 0 121 1 0 1 1 0 8 0 pipepl 112 258 0 237 1 0 1 1 0 8 0 fdescpl 424 1175 0 1159 2 0 2 2 0 8 0 filepl 120 5177 0 5077 4 0 4 4 0 8 0 lockfpl 104 116 0 115 1 0 1 1 0 8 0 lockfspl 48 48 0 47 1 0 1 1 0 8 0 sessionpl 112 18 0 7 1 0 1 1 0 8 0 pgrppl 48 38 0 27 1 0 1 1 0 8 0 ucredpl 96 851 0 843 1 0 1 1 0 8 0 zombiepl 144 1159 0 1157 1 0 1 1 0 8 0 processpl 872 1190 0 1157 4 0 4 4 0 8 0 procpl 632 2332 0 2291 4 0 4 4 0 8 0 sockpl 384 990 0 959 7 2 5 5 0 8 1 mcl64k 65536 56 0 54 4 1 3 3 0 8 2 mcl16k 16384 19 0 19 1 1 0 1 0 8 0 mcl12k 12288 17 0 17 2 1 1 1 0 8 1 mcl9k 9216 5 0 5 2 1 1 1 0 8 1 mcl8k 8192 29 0 29 3 2 1 1 0 8 1 mcl4k 4096 83 0 83 2 1 1 1 0 8 1 mcl2k 2048 50819 0 50766 21 12 9 17 0 8 2 mtagpl 80 62 0 10 3 1 2 2 0 8 0 mbufpl 256 93475 0 93120 30 6 24 24 0 8 0 bufpl 280 7852 0 1668 442 0 442 442 0 8 0 anonpl 16 93468 0 81996 49 1 48 48 0 107 0 amapchunkpl 152 6937 0 6813 25 15 10 19 0 158 5 amappl16 192 4688 0 4081 32 0 32 32 0 8 1 amappl15 184 55 0 52 1 0 1 1 0 8 0 amappl14 176 28 0 24 1 0 1 1 0 8 0 amappl13 168 8 0 7 1 0 1 1 0 8 0 amappl12 160 7 0 6 1 0 1 1 0 8 0 amappl11 152 515 0 502 1 0 1 1 0 8 0 amappl10 144 10 0 8 1 0 1 1 0 8 0 amappl9 136 909 0 904 1 0 1 1 0 8 0 amappl8 128 588 0 569 1 0 1 1 0 8 0 amappl7 120 95 0 85 1 0 1 1 0 8 0 amappl6 112 524 0 517 1 0 1 1 0 8 0 amappl5 104 461 0 449 1 0 1 1 0 8 0 amappl4 96 1404 0 1380 1 0 1 1 0 8 0 amappl3 88 135 0 125 1 0 1 1 0 8 0 amappl2 80 8589 0 8515 3 1 2 3 0 8 0 amappl1 72 29420 0 28958 28 17 11 20 0 8 0 amappl 80 2637 0 2596 1 0 1 1 0 84 0 dma4096 4096 1 0 1 1 1 0 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 64 35 0 0 1 0 1 1 0 8 0 uaddrrnd 24 1175 0 1159 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1175 0 1159 1 0 1 1 0 8 0 vmmpekpl 168 9486 0 9464 2 0 2 2 0 8 0 vmmpepl 168 140250 0 138421 102 16 86 89 0 357 3 vmsppl 272 1174 0 1159 3 1 2 2 0 8 1 pdppl 4096 2356 0 2318 7 1 6 6 0 8 1 pvpl 32 354472 0 340072 135 8 127 127 0 265 7 pmappl 200 1174 0 1159 1 0 1 1 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 178 0 27 5 0 5 5 0 8 0