q^5t݄5}fB?{zŶf#:$/mUG&,"!LOlvr4C69Q=~@{N.%??,)saO5E$Uʼ&7Buvm_fault(0xfffffd803f00cc60, 0x100000008, 0, 2) -> e kernel: page fault trap, code=0 Stopped at arp_rtrequest+0x15f: movq %rcx,0x8(%r15) ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic kernel page fault uvm_fault(0xfffffd803f00cc60, 0x100000008, 0, 2) -> e arp_rtrequest() at arp_rtrequest+0x15f sys/netinet/if_ether.c:201 end trace frame: 0xffff8000179f20c0, count: 0 ddb> trace arp_rtrequest() at arp_rtrequest+0x15f sys/netinet/if_ether.c:201 rtm_output(ffff8000009ec400,ffff8000179f2178,ffff8000179f20d0,40,0) at rtm_output+0xbf4 sys/net/rtsock.c:1040 route_output(fffffd803af15600,fffffd80363f2788,0,0) at route_output+0x7d7 sys/net/rtsock.c:814 route_usrreq(fffffd80363f2788,9,fffffd803af15600,0,0,ffff800014950018) at route_usrreq+0x363 sys/net/rtsock.c:271 sosend(fffffd80363f2788,0,ffff8000179f2370,0,0,80) at sosend+0x660 sys/kern/uipc_socket.c:513 sendit(ffff800014950018,3,ffff8000179f2450,0,ffff8000179f2560) at sendit+0x53c sys/kern/uipc_syscalls.c:662 sys_sendto(ffff800014950018,ffff8000179f24f8,ffff8000179f2560) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:527 syscall(ffff8000179f25d0) at syscall+0x511 Xsyscall(6,0,ffffffffffffffd8,0,6,274ffac9010) at Xsyscall+0x128 end of kernel end trace frame: 0x27764a814e0, count: -9 ddb> show registers rdi 0xffffffff817346a7 arp_rtrequest+0x157 rsi 0x17b rbp 0xffff8000179f2020 rbx 0xffff80000005b700 rdx 0x17c rcx 0xdeaf4152deaf4152 rax 0xffff80000005b708 r8 0x40 r9 0x5 r10 0xffff80000098fd80 r11 0x47797292700eb874 r12 0xffff8000001722a8 r13 0x2 r14 0xfffffd8034779388 r15 0x100000000 rip 0xffffffff817346af arp_rtrequest+0x15f cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff8000179f1fa0 ss 0x10 arp_rtrequest+0x15f: movq %rcx,0x8(%r15) ddb> show proc PROC (syz-executor.1) pid=1933 stat=onproc flags process=0 proc=4000000 pri=79, usrpri=79, nice=20 forw=0xffffffffffffffff, list=0xffff800014950720,0xffffffff822c7180 process=0xffff8000ffff6010 user=0xffff8000179ed000, vmspace=0xfffffd803f00cc60 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 12655 339032 49940 0 2 0 syz-executor.1 *12655 1933 49940 0 7 0x4000000 syz-executor.1 39992 413316 45063 0 2 0 syz-executor.0 39992 406206 45063 0 3 0x4000080 select syz-executor.0 20443 367893 1 0 3 0x100083 ttyopn getty 45063 350260 4084 0 3 0x82 nanosleep syz-executor.0 49940 133814 4084 0 3 0x82 nanosleep syz-executor.1 6732 444107 0 0 3 0x14200 bored sosplice 4084 441401 47247 0 3 0x82 thrsleep syz-fuzzer 4084 226971 47247 0 3 0x4000082 thrsleep syz-fuzzer 4084 55473 47247 0 3 0x4000082 thrsleep syz-fuzzer 4084 228063 47247 0 3 0x4000082 kqread syz-fuzzer 4084 232848 47247 0 3 0x4000082 thrsleep syz-fuzzer 4084 356774 47247 0 3 0x4000082 thrsleep syz-fuzzer 4084 514931 47247 0 3 0x4000082 thrsleep syz-fuzzer 47247 285869 98761 0 3 0x10008a pause ksh 98761 17538 26238 0 3 0x92 select sshd 26238 505623 1 0 3 0x80 select sshd 33738 19338 35810 73 2 0x100090 syslogd 35810 197669 1 0 3 0x100082 netio syslogd 70127 491568 1 77 3 0x100090 poll dhclient 53492 142951 1 0 3 0x80 poll dhclient 46097 26211 0 0 2 0x14200 zerothread 86108 419457 0 0 3 0x14200 aiodoned aiodoned 72626 444018 0 0 3 0x14200 syncer update 95725 123245 0 0 3 0x14200 cleaner cleaner 74305 273825 0 0 3 0x14200 reaper reaper 48398 41024 0 0 3 0x14200 pgdaemon pagedaemon 60064 379204 0 0 3 0x14200 bored crynlk 4555 447911 0 0 3 0x14200 bored crypto 68718 122158 0 0 3 0x40014200 acpi0 acpi0 24007 498916 0 0 3 0x14200 bored softnet 52502 81532 0 0 3 0x14200 bored systqmp 49299 219147 0 0 3 0x14200 bored systq 83739 132614 0 0 3 0x40014200 bored softclock 61471 340677 0 0 3 0x40014200 idle0 74620 185696 0 0 3 0x14200 bored smr 1 53151 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 9502 6351K 7499K 78643K 24547 0 0 pcb 24 9K 10K 78643K 1961 0 0 rtable 118 5K 5K 78643K 1150 0 0 ifaddr 57 14K 15K 78643K 331 0 0 counters 19 16K 16K 78643K 19 0 0 ioctlops 0 0K 2K 78643K 122 0 0 iov 0 0K 24K 78643K 530 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1197 75K 76K 78643K 7284 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 66 0 0 VM map 2 0K 0K 78643K 2 0 0 sem 12 1K 1K 78643K 22 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1793 195K 288K 78643K 12537 0 0 file desc 6 17K 25K 78643K 8879 0 0 sigio 0 0K 0K 78643K 1028 0 0 proc 42 30K 55K 78643K 970 0 0 subproc 32 2K 2K 78643K 119 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 461 0 0 in_multi 33 2K 2K 78643K 334 0 0 ether_multi 1 0K 0K 78643K 37 0 0 mrt 0 0K 0K 78643K 24 0 0 ISOFS mount 1 32K 32K 78643K 1 0 0 MSDOSFS mount 1 16K 16K 78643K 1 0 0 ttys 66 291K 291K 78643K 66 0 0 exec 0 0K 1K 78643K 1057 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 91 21K 39K 78643K 20232 0 0 UVM aobj 130 5K 5K 78643K 149 0 0 memdesc 1 4K 4K 78643K 1 0 0 crypto data 1 1K 1K 78643K 1 0 0 ip6_options 0 0K 1K 78643K 241 0 0 NDP 11 0K 0K 78643K 103 0 0 temp 168 2715K 3355K 78643K 27196 0 0 kqueue 0 0K 0K 78643K 38 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 16 0 10 1 0 1 1 0 8 0 inpcbpl 280 3565 0 3558 1 0 1 1 0 8 0 plimitpl 152 109 0 102 1 0 1 1 0 8 0 rtentry 112 116 0 71 2 0 2 2 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 sackhl 24 2 0 2 1 1 0 1 0 8 0 tcpqe 32 1 0 1 1 1 0 1 0 8 0 tcpcb 544 726 0 722 1 0 1 1 0 8 0 nd6 48 21 0 15 1 0 1 1 0 8 0 ppxss 1128 63 0 62 3 2 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 431 0 234 13 0 13 13 0 8 0 art_table 32 432 0 234 2 0 2 2 0 8 0 art_node 16 100 0 59 1 0 1 1 0 8 0 sysvmsgpl 40 40 0 0 1 0 1 1 0 8 0 semupl 112 9 0 9 1 1 0 1 0 8 0 semapl 112 10 0 0 1 0 1 1 0 8 0 shmpl 112 147 0 19 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 14935 0 13495 47 0 47 47 0 8 0 ffsino 240 14935 0 13495 85 0 85 85 0 8 0 nchpl 144 25392 0 23775 61 0 61 61 0 8 0 uvmvnodes 72 6804 0 0 124 0 124 124 0 8 0 vnodes 200 6804 0 0 359 0 359 359 0 8 0 namei 1024 68833 0 68833 5 4 1 1 0 8 1 scsiplug 64 18 0 18 4 4 0 1 0 8 0 scxspl 192 92139 0 92139 20 19 1 6 0 8 1 sigapl 432 9039 0 9025 2 0 2 2 0 8 0 futexpl 56 76883 0 76883 5 4 1 1 0 8 1 knotepl 112 885 0 866 1 0 1 1 0 8 0 kqueuepl 104 819 0 817 1 0 1 1 0 8 0 pipepl 112 1488 0 1469 2 1 1 1 0 8 0 fdescpl 424 9040 0 9025 2 0 2 2 0 8 0 filepl 120 33870 0 33773 9 5 4 4 0 8 1 lockfpl 104 1659 0 1659 9 8 1 1 0 8 1 lockfspl 48 673 0 673 9 8 1 1 0 8 1 sessionpl 112 26 0 16 1 0 1 1 0 8 0 pgrppl 48 1161 0 1151 1 0 1 1 0 8 0 ucredpl 96 5764 0 5757 1 0 1 1 0 8 0 zombiepl 144 9025 0 9025 2 1 1 1 0 8 1 processpl 840 9055 0 9025 4 0 4 4 0 8 0 procpl 600 19012 0 18974 4 0 4 4 0 8 0 sosppl 128 78 0 78 8 8 0 1 0 8 0 sockpl 384 5306 0 5288 13 10 3 3 0 8 1 mcl64k 65536 704 0 696 47 45 2 33 0 8 1 mcl16k 16384 6 0 6 6 5 1 1 0 8 1 mcl12k 12288 96 0 96 15 14 1 1 0 8 1 mcl9k 9216 92 0 92 15 14 1 1 0 8 1 mcl8k 8192 82 0 82 14 13 1 1 0 8 1 mcl4k 4096 104 0 104 18 17 1 1 0 8 1 mcl2k2 2112 58 0 58 12 11 1 1 0 8 1 mcl2k 2048 33160 0 33117 38 31 7 10 0 8 1 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 120815 0 120686 47 37 10 22 0 8 0 bufpl 256 26813 0 20008 426 0 426 426 0 8 0 anonpl 16 651845 0 647005 106 81 25 36 0 62 0 amapchunkpl 152 32863 0 32779 31 25 6 14 0 158 1 amappl16 192 42184 0 41963 93 81 12 23 0 8 0 amappl15 184 118 0 117 1 0 1 1 0 8 0 amappl14 176 84 0 80 2 1 1 1 0 8 0 amappl13 168 8 0 8 1 1 0 1 0 8 0 amappl12 160 2337 0 2333 1 0 1 1 0 8 0 amappl11 152 66 0 52 1 0 1 1 0 8 0 amappl10 144 4468 0 4465 2 1 1 1 0 8 0 amappl9 136 2222 0 2216 1 0 1 1 0 8 0 amappl8 128 2089 0 2067 1 0 1 1 0 8 0 amappl7 120 4443 0 4435 1 0 1 1 0 8 0 amappl6 112 63 0 56 1 0 1 1 0 8 0 amappl5 104 3227 0 3216 1 0 1 1 0 8 0 amappl4 96 9056 0 9037 1 0 1 1 0 8 0 amappl3 88 345 0 335 1 0 1 1 0 8 0 amappl2 80 70226 0 70150 4 2 2 3 0 8 0 amappl1 72 152681 0 152253 27 18 9 19 0 8 0 amappl 80 19367 0 19332 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 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 64 148 0 19 3 0 3 3 0 8 0 uaddrrnd 24 9040 0 9025 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 9040 0 9025 1 0 1 1 0 8 0 vmmpekpl 168 41215 0 41190 2 0 2 2 0 8 0 vmmpepl 168 864466 0 863185 172 116 56 74 0 357 0 vmsppl 264 9039 0 9025 4 3 1 2 0 8 0 pdppl 4096 18087 0 18050 8 3 5 6 0 8 0 pvpl 32 1990274 0 1982224 388 311 77 204 0 265 5 pmappl 200 9039 0 9025 1 0 1 1 0 8 0 extentpl 40 41 0 26 1 0 1 1 0 8 0 phpool 112 714 0 157 16 0 16 16 0 8 0