uvm_fault(0xfffffd803f014630, 0x0, 0, 1) -> e kernel: page fault trap, code=0 Stopped at rtm_report+0xe4: movl 0(%rax),%ecx ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic kernel page fault uvm_fault(0xfffffd803f014630, 0x0, 0, 1) -> e rtm_report(fffffd8036fb42a0,3,35d33fc7,0) at rtm_report+0xe4 sys/net/rtsock.c:631 end trace frame: 0xffff800022108ad0, count: 0 ddb> trace rtm_report(fffffd8036fb42a0,3,35d33fc7,0) at rtm_report+0xe4 sys/net/rtsock.c:631 route_output(fffffd8034b0b800,fffffd803ead4900,0,0) at route_output+0x88a sys/net/rtsock.c:819 route_usrreq(fffffd803ead4900,9,fffffd8034b0b800,0,0,ffff8000ffff8bc0) at route_usrreq+0x363 sys/net/rtsock.c:271 sosend(fffffd803ead4900,0,ffff800022108c40,0,0,80) at sosend+0x660 sys/kern/uipc_socket.c:513 sendit(ffff8000ffff8bc0,3,ffff800022108d20,0,ffff800022108e30) at sendit+0x53c sys/kern/uipc_syscalls.c:662 sys_sendto(ffff8000ffff8bc0,ffff800022108dc8,ffff800022108e30) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:527 syscall(ffff800022108ea0) at syscall+0x511 Xsyscall(6,0,ffffffffffffffd8,0,6,a7828116010) at Xsyscall+0x128 end of kernel end trace frame: 0x303, count: -8 ddb> show registers rdi 0xffffffff817ae520 rtm_report+0xc0 rsi 0x1a8 rbp 0xffff800022108990 rbx 0x100000 acpi_pdirpa+0xebe68 rdx 0x1a9 rcx 0xffff800002b91000 rax 0 r8 0xa0 r9 0x1 r10 0xffff80000198fc80 r11 0xe4c244b8e950d62b r12 0xfffffd8036fb42a0 r13 0x35d33fc7 r14 0x100403 acpi_pdirpa+0xec26b r15 0xb1 rip 0xffffffff817ae544 rtm_report+0xe4 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800022108800 ss 0x10 rtm_report+0xe4: movl 0(%rax),%ecx ddb> show proc PROC (syz-executor.0) pid=521083 stat=onproc flags process=0 proc=4000000 pri=54, usrpri=54, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff8710,0xffffffff822ba438 process=0xffff8000ffff6358 user=0xffff800022103000, vmspace=0xfffffd803f014630 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 43275 511993 43541 0 2 0 syz-executor.0 *43275 521083 43541 0 7 0x4000000 syz-executor.0 23721 17260 71895 0 2 0x2 syz-executor.1 43541 291056 71895 0 3 0x82 nanosleep syz-executor.0 71895 488084 90148 0 3 0x82 thrsleep syz-fuzzer 71895 165566 90148 0 2 0x4000482 syz-fuzzer 71895 124352 90148 0 3 0x4000082 thrsleep syz-fuzzer 71895 273993 90148 0 3 0x4000082 thrsleep syz-fuzzer 71895 167809 90148 0 3 0x4000082 thrsleep syz-fuzzer 71895 442107 90148 0 3 0x4000082 kqread syz-fuzzer 71895 120609 90148 0 3 0x4000082 thrsleep syz-fuzzer 90148 118853 6024 0 3 0x10008a pause ksh 6024 283541 83568 0 3 0x92 select sshd 18225 491757 1 0 3 0x100083 ttyin getty 83568 41243 1 0 3 0x80 select sshd 17766 68593 41734 73 2 0x100090 syslogd 41734 232438 1 0 3 0x100082 netio syslogd 47679 511943 1 77 3 0x100090 poll dhclient 64796 306379 1 0 3 0x80 poll dhclient 39311 40453 0 0 2 0x14200 zerothread 21570 265563 0 0 3 0x14200 aiodoned aiodoned 70014 485914 0 0 3 0x14200 syncer update 76252 430457 0 0 3 0x14200 cleaner cleaner 82207 436607 0 0 3 0x14200 reaper reaper 19152 389609 0 0 3 0x14200 pgdaemon pagedaemon 91990 119825 0 0 3 0x14200 bored crynlk 91679 152370 0 0 3 0x14200 bored crypto 69638 1779 0 0 3 0x40014200 acpi0 acpi0 79261 256265 0 0 3 0x14200 bored softnet 83766 296747 0 0 3 0x14200 bored systqmp 33666 267558 0 0 3 0x14200 bored systq 53508 65562 0 0 3 0x40014200 bored softclock 30587 91691 0 0 3 0x40014200 idle0 92796 255635 0 0 3 0x14200 bored smr 1 370342 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 Kern Lim devbuf 9479 6576K 6708K 78643K 10834 0 0 pcb 24 9K 10K 78643K 120 0 0 rtable 100 3K 3K 78643K 222 0 0 ifaddr 43 11K 11K 78643K 62 0 0 counters 19 16K 16K 78643K 19 0 0 ioctlops 0 0K 2K 78643K 20 0 0 iov 0 0K 24K 78643K 18 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1198 75K 75K 78643K 1333 0 0 UFS quota 1 32K 32K 78643K 1 0 0 UFS mount 5 36K 36K 78643K 5 0 0 shm 2 1K 1K 78643K 2 0 0 VM map 2 0K 0K 78643K 2 0 0 sem 12 0K 1K 78643K 28 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1793 195K 288K 78643K 12537 0 0 file desc 5 13K 25K 78643K 131 0 0 proc 41 30K 54K 78643K 280 0 0 subproc 64 65538K 67586K 78643K 102 0 0 NFS srvsock 1 0K 0K 78643K 1 0 0 NFS daemon 1 16K 16K 78643K 1 0 0 ip_moptions 0 0K 0K 78643K 8 0 0 in_multi 33 2K 2K 78643K 47 0 0 ether_multi 1 0K 0K 78643K 1 0 0 ISOFS mount 1 32K 32K 78643K 1 0 0 MSDOSFS mount 1 16K 16K 78643K 1 0 0 ttys 54 238K 238K 78643K 54 0 0 exec 0 0K 1K 78643K 176 0 0 pagedep 1 8K 8K 78643K 1 0 0 inodedep 1 32K 32K 78643K 1 0 0 newblk 1 0K 0K 78643K 1 0 0 VM swap 7 26K 26K 78643K 7 0 0 UVM amap 73 20K 20K 78643K 1078 0 0 UVM aobj 8 2K 2K 78643K 8 0 0 memdesc 1 4K 4K 78643K 1 0 0 crypto data 1 1K 1K 78643K 1 0 0 ip6_options 0 0K 0K 78643K 1 0 0 NDP 7 0K 0K 78643K 17 0 0 temp 100 2682K 2746K 78643K 3324 0 0 SYN cache 2 16K 16K 78643K 2 0 0 ddb> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 5 0 1 1 0 1 1 0 8 0 inpcbpl 280 62 0 55 1 0 1 1 0 8 0 plimitpl 152 21 0 14 1 0 1 1 0 8 0 rtentry 112 50 0 10 2 0 2 2 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpcb 544 22 0 18 1 0 1 1 0 8 0 nd6 48 6 0 2 1 0 1 1 0 8 0 ppxss 1128 3 0 3 1 0 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 226 0 41 12 0 12 12 0 8 0 art_table 32 227 0 41 2 0 2 2 0 8 0 art_node 16 49 0 15 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 0 1 0 1 1 0 8 0 semupl 112 1 0 1 1 0 1 1 0 8 1 semapl 112 26 0 16 1 0 1 1 0 8 0 shmpl 112 6 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1621 0 215 46 0 46 46 0 8 0 ffsino 240 1621 0 215 84 0 84 84 0 8 0 nchpl 144 2000 0 377 61 0 61 61 0 8 0 uvmvnodes 72 1746 0 0 32 0 32 32 0 8 0 vnodes 200 1746 0 0 92 0 92 92 0 8 0 namei 1024 5313 0 5313 3 2 1 1 0 8 1 scxspl 192 5091 0 5091 8 7 1 7 0 8 1 sigapl 432 298 0 285 2 0 2 2 0 8 0 futexpl 56 2037 0 2037 1 0 1 1 0 8 1 knotepl 112 80 0 61 1 0 1 1 0 8 0 kqueuepl 104 22 0 20 1 0 1 1 0 8 0 pipepl 112 222 0 203 3 1 2 2 0 8 1 fdescpl 424 299 0 285 2 0 2 2 0 8 0 filepl 120 1735 0 1640 4 0 4 4 0 8 1 lockfpl 104 62 0 62 2 1 1 1 0 8 1 lockfspl 32 24 0 24 2 1 1 1 0 8 1 sessionpl 112 18 0 8 1 0 1 1 0 8 0 pgrppl 48 18 0 8 1 0 1 1 0 8 0 ucredpl 96 296 0 289 1 0 1 1 0 8 0 zombiepl 144 285 0 285 3 2 1 1 0 8 1 processpl 840 313 0 285 4 0 4 4 0 8 0 procpl 600 472 0 437 4 0 4 4 0 8 1 sockpl 384 161 0 143 3 0 3 3 0 8 1 mcl64k 65536 5 0 5 1 0 1 1 0 8 1 mcl16k 16384 2 0 2 1 0 1 1 0 8 1 mcl12k 12288 1 0 1 1 0 1 1 0 8 1 mcl9k 9216 2 0 2 1 0 1 1 0 8 1 mcl8k 8192 1 0 1 1 0 1 1 0 8 1 mcl4k 4096 15 0 15 2 1 1 1 0 8 1 mcl2k 2048 55472 0 55436 12 5 7 11 0 8 2 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 90932 0 90858 12 4 8 8 0 8 2 bufpl 256 5803 0 1139 292 0 292 292 0 8 0 anonpl 16 42154 0 32648 57 2 55 55 0 62 12 amapchunkpl 152 1279 0 1180 8 2 6 6 0 158 0 amappl16 192 1367 0 784 41 0 41 41 0 8 11 amappl14 176 26 0 25 2 1 1 1 0 8 0 amappl13 168 6 0 6 1 1 0 1 0 8 0 amappl12 160 65 0 59 1 0 1 1 0 8 0 amappl11 152 32 0 18 1 0 1 1 0 8 0 amappl10 144 116 0 111 2 1 1 1 0 8 0 amappl9 136 529 0 526 1 0 1 1 0 8 0 amappl8 128 126 0 113 1 0 1 1 0 8 0 amappl7 120 80 0 75 1 0 1 1 0 8 0 amappl6 112 53 0 46 1 0 1 1 0 8 0 amappl5 104 207 0 195 1 0 1 1 0 8 0 amappl4 96 490 0 462 2 1 1 2 0 8 0 amappl3 88 119 0 114 1 0 1 1 0 8 0 amappl2 80 1602 0 1550 3 1 2 2 0 8 0 amappl1 72 14334 0 13912 26 17 9 19 0 8 0 amappl 72 701 0 667 1 0 1 1 0 75 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 dma64 64 259 0 259 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 17 0 17 1 1 0 1 0 8 0 aobjpl 64 7 0 0 1 0 1 1 0 8 0 uaddrrnd 24 299 0 285 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 299 0 285 1 0 1 1 0 8 0 vmmpekpl 168 6327 0 6309 2 0 2 2 0 8 0 vmmpepl 168 39196 0 37677 103 16 87 87 0 357 20 vmsppl 264 298 0 285 2 1 1 2 0 8 0 pdppl 4096 604 0 570 6 1 5 6 0 8 0 pvpl 32 137619 0 125193 141 7 134 134 0 265 22 pmappl 200 298 0 285 1 0 1 1 0 8 0 extentpl 40 39 0 25 1 0 1 1 0 8 0 phpool 112 433 0 15 13 0 13 13 0 8 0