g ÃU½g ÃU½uvm_fault(0xffffffff82228e50, 0xffff800003773002, 0, 1) -> e kernel: page fault trap, code=0 Stopped at rtable_satoplen+0x150: movzbl 0xffffffffffffffff(%r13),%r12d ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic kernel page fault uvm_fault(0xffffffff82228e50, 0xffff800003773002, 0, 1) -> e rtable_satoplen(21,ffff800003772f59) at rtable_satoplen+0x150 sys/net/rtable.c:888 end trace frame: 0xffff8000149eba20, count: 0 ddb> trace rtable_satoplen(21,ffff800003772f59) at rtable_satoplen+0x150 sys/net/rtable.c:888 rtable_lookup(0,ffff800003772f09,ffff800003772f59,ffff800003772f11,21) at rtable_lookup+0xed sys/net/rtable.c:391 rtm_output(ffff800003772f00,ffff8000149ebb10,ffff8000149ebb18,21,0) at rtm_output+0x1a7 sys/net/rtsock.c:952 route_output(fffffd80374d9200,fffffd803642d608,0,0) at route_output+0x78b sys/net/rtsock.c:806 route_usrreq(fffffd803642d608,9,fffffd80374d9200,0,0,ffff8000ffff5528) at route_usrreq+0x35d sys/net/rtsock.c:271 sosend(fffffd803642d608,0,ffff8000149ebdd8,0,0,0) at sosend+0x6e3 sys/kern/uipc_socket.c:513 sendit(ffff8000ffff5528,5,ffff8000149ebe98,0,ffff8000149ebf60) at sendit+0x58f sys/kern/uipc_syscalls.c:662 sys_sendto(ffff8000ffff5528,ffff8000149ebf78,ffff8000149ebf60) at sys_sendto+0x92 syscall(ffff8000149ec010) at syscall+0x541 Xsyscall(6,0,ffffffffffffffd8,0,6,6f7c96d9010) at Xsyscall+0x128 end of kernel end trace frame: 0x6fa1aa9cb10, count: -10 ddb> show registers rdi 0 rsi 0xaa rbp 0xffff8000149eb980 rbx 0xffffffffffffff5a rdx 0xffff800003772f5d rcx 0xffff800003773003 rax 0xffff800003773003 r8 0x21 r9 0x1 r10 0xffff800000933900 r11 0x9a01cf7c1353d694 r12 0 r13 0xffff800003773003 r14 0xffffffff821cfd20 mplsdomain r15 0x4 rip 0xffffffff817519d0 rtable_satoplen+0x150 cs 0x8 rflags 0x10287 __ALIGN_SIZE+0xf287 rsp 0xffff8000149eb930 ss 0x10 rtable_satoplen+0x150: movzbl 0xffffffffffffffff(%r13),%r12d ddb> show proc PROC (syz-executor.0) pid=25489 stat=onproc flags process=0 proc=4000000 pri=68, usrpri=68, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff5078,0xffffffff8228e440 process=0xffff8000ffff6010 user=0xffff8000149e7000, vmspace=0xfffffd803f014a50 estcpu=18, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 35857 265631 38388 0 2 0 syz-executor.0 *35857 25489 38388 0 7 0x4000000 syz-executor.0 38388 385173 24240 0 3 0x82 nanosleep syz-executor.0 99028 360004 0 0 3 0x14200 bored sosplice 65678 203364 24240 0 2 0x2 syz-executor.1 24240 86364 4112 0 3 0x82 kqread syz-fuzzer 24240 427535 4112 0 2 0x4000482 syz-fuzzer 24240 56814 4112 0 3 0x4000082 thrsleep syz-fuzzer 24240 485249 4112 0 3 0x4000082 thrsleep syz-fuzzer 24240 93016 4112 0 3 0x4000082 thrsleep syz-fuzzer 24240 250966 4112 0 3 0x4000082 thrsleep syz-fuzzer 24240 489759 4112 0 3 0x4000082 thrsleep syz-fuzzer 4112 135100 37092 0 3 0x10008a pause ksh 37092 449746 80517 0 3 0x92 select sshd 15831 391471 1 0 3 0x100083 ttyin getty 80517 190044 1 0 3 0x80 select sshd 14723 254315 83143 73 2 0x100090 syslogd 83143 518676 1 0 3 0x100082 netio syslogd 1660 432812 1 77 3 0x100090 poll dhclient 48740 264217 1 0 3 0x80 poll dhclient 10041 289920 0 0 2 0x14200 zerothread 31452 152930 0 0 3 0x14200 aiodoned aiodoned 32995 324052 0 0 3 0x14200 syncer update 13252 256913 0 0 3 0x14200 cleaner cleaner 13735 164496 0 0 3 0x14200 reaper reaper 33040 139770 0 0 3 0x14200 pgdaemon pagedaemon 50356 358290 0 0 3 0x14200 bored crynlk 2996 98977 0 0 3 0x14200 bored crypto 34889 71123 0 0 3 0x40014200 acpi0 acpi0 58350 271677 0 0 3 0x14200 bored softnet 31786 150419 0 0 3 0x14200 bored systqmp 58250 422173 0 0 3 0x14200 bored systq 87397 294971 0 0 3 0x40014200 bored softclock 68732 7237 0 0 3 0x40014200 idle0 78166 240615 0 0 3 0x14200 bored smr 1 111653 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 9461 6326K 6334K 78643K 10691 0 0 pcb 26 9K 10K 78643K 217 0 0 rtable 101 3K 3K 78643K 368 0 0 ifaddr 43 11K 12K 78643K 108 0 0 counters 19 16K 16K 78643K 19 0 0 ioctlops 0 0K 2K 78643K 27 0 0 iov 0 0K 24K 78643K 63 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1203 75K 76K 78643K 1438 0 0 UFS quota 1 32K 32K 78643K 1 0 0 UFS mount 5 36K 36K 78643K 5 0 0 shm 2 1K 5K 78643K 7 0 0 VM map 2 0K 0K 78643K 2 0 0 sem 12 1K 1K 78643K 44 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1793 195K 288K 78643K 12537 0 0 file desc 5 13K 21K 78643K 299 0 0 sigio 0 0K 0K 78643K 4 0 0 proc 41 30K 46K 78643K 366 0 0 subproc 64 65538K 67586K 78643K 206 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 36 0 0 in_multi 33 2K 2K 78643K 80 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 48 212K 212K 78643K 48 0 0 exec 0 0K 1K 78643K 217 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 78 20K 38K 78643K 1541 0 0 UVM aobj 23 2K 2K 78643K 29 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 4 0 0 NDP 7 0K 0K 78643K 33 0 0 temp 107 2347K 2413K 78643K 3924 0 0 kqueue 0 0K 0K 78643K 2 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 8 0 4 1 0 1 1 0 8 0 inpcbpl 280 140 0 133 1 0 1 1 0 8 0 plimitpl 152 27 0 20 1 0 1 1 0 8 0 rtentry 112 77 0 37 2 0 2 2 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpcb 544 44 0 40 1 0 1 1 0 8 0 nd6 48 12 0 8 1 0 1 1 0 8 0 ppxss 1128 9 0 9 2 1 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 352 0 164 12 0 12 12 0 8 0 art_table 32 353 0 164 2 0 2 2 0 8 0 art_node 16 76 0 42 1 0 1 1 0 8 0 sysvmsgpl 40 4 0 0 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 39 0 29 1 0 1 1 0 8 0 shmpl 112 27 0 6 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1947 0 527 46 0 46 46 0 8 0 ffsino 240 1947 0 527 84 0 84 84 0 8 0 nchpl 144 2586 0 946 61 0 61 61 0 8 0 uvmvnodes 72 2086 0 0 38 0 38 38 0 8 0 vnodes 200 2086 0 0 110 0 110 110 0 8 0 namei 1024 7194 0 7193 2 1 1 1 0 8 0 scxspl 192 9421 0 9421 8 7 1 6 0 8 1 sigapl 432 457 0 444 2 0 2 2 0 8 0 futexpl 56 4855 0 4855 1 0 1 1 0 8 1 knotepl 112 178 0 159 1 0 1 1 0 8 0 kqueuepl 104 68 0 66 1 0 1 1 0 8 0 pipepl 112 296 0 277 3 1 2 2 0 8 0 fdescpl 424 458 0 444 2 0 2 2 0 8 0 filepl 120 2835 0 2738 4 0 4 4 0 8 1 lockfpl 104 126 0 126 2 1 1 1 0 8 1 lockfspl 32 119 0 119 2 1 1 1 0 8 1 sessionpl 112 21 0 11 1 0 1 1 0 8 0 pgrppl 48 31 0 21 1 0 1 1 0 8 0 ucredpl 96 629 0 622 1 0 1 1 0 8 0 zombiepl 144 444 0 444 2 1 1 1 0 8 1 processpl 840 473 0 444 4 0 4 4 0 8 0 procpl 600 878 0 842 4 0 4 4 0 8 1 sosppl 128 5 0 5 1 1 0 1 0 8 0 sockpl 384 328 0 308 3 0 3 3 0 8 1 mcl64k 65536 9 0 9 3 2 1 1 0 8 1 mcl16k 16384 1 0 1 1 1 0 1 0 8 0 mcl12k 12288 6 0 6 3 2 1 1 0 8 1 mcl9k 9216 7 0 7 3 2 1 1 0 8 1 mcl8k 8192 6 0 6 3 2 1 1 0 8 1 mcl4k 4096 27 0 27 2 1 1 1 0 8 1 mcl2k2 2112 3 0 3 1 1 0 1 0 8 0 mcl2k 2048 48601 0 48566 12 6 6 10 0 8 1 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 80834 0 80754 12 6 6 8 0 8 0 bufpl 256 8172 0 2543 352 0 352 352 0 8 0 anonpl 16 72833 0 64309 62 15 47 51 0 62 11 amapchunkpl 152 2292 0 2212 15 11 4 14 0 158 0 amappl16 192 2818 0 2365 50 19 31 35 0 8 7 amappl15 184 128 0 122 1 0 1 1 0 8 0 amappl14 176 32 0 31 2 1 1 1 0 8 0 amappl13 168 30 0 27 1 0 1 1 0 8 0 amappl12 160 12 0 9 1 0 1 1 0 8 0 amappl11 152 116 0 104 1 0 1 1 0 8 0 amappl10 144 163 0 160 2 1 1 1 0 8 0 amappl9 136 601 0 597 1 0 1 1 0 8 0 amappl8 128 184 0 169 1 0 1 1 0 8 0 amappl7 120 84 0 78 1 0 1 1 0 8 0 amappl6 112 63 0 57 1 0 1 1 0 8 0 amappl5 104 158 0 148 1 0 1 1 0 8 0 amappl4 96 635 0 611 2 1 1 2 0 8 0 amappl3 88 134 0 129 1 0 1 1 0 8 0 amappl2 80 3009 0 2956 2 0 2 2 0 8 0 amappl1 72 17659 0 17247 26 17 9 19 0 8 0 amappl 72 1114 0 1082 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 28 0 6 1 0 1 1 0 8 0 uaddrrnd 24 458 0 444 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 458 0 444 1 0 1 1 0 8 0 vmmpekpl 168 7374 0 7354 2 0 2 2 0 8 0 vmmpepl 168 58245 0 56879 93 19 74 75 0 357 11 vmsppl 264 457 0 444 2 1 1 2 0 8 0 pdppl 4096 922 0 888 5 0 5 5 0 8 0 pvpl 32 250951 0 239287 190 28 162 184 0 265 64 pmappl 192 457 0 444 1 0 1 1 0 8 0 extentpl 40 39 0 25 1 0 1 1 0 8 0 phpool 112 495 0 21 14 0 14 14 0 8 0