login: uvm_fault(0xfffffd8057d18670, 0x4, 0, 1) -> e kernel: page fault trap, code=0 Stopped at pfi_address_add+0x1eb: movl 0x4(%rax),%eax ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic kernel page fault uvm_fault(0xfffffd8057d18670, 0x4, 0, 1) -> e pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 end trace frame: 0xffff80001f87f490, count: 0 ddb> trace pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 pfi_instance_add(ffff800000aec800,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000b10fd8,ffff800000aeae00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000aeae00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000aeae00) at pfi_kif_update+0xba sys/net/pf_if.c:442 if_addgroup(ffff800000aec800,ffff80001f87f6a8) at if_addgroup+0x280 sys/net/if.c:2736 ifioctl(fffffd80608aec98,80286987,ffff80001f87f690,ffff80001d77f610) at ifioctl+0x13e7 sys/net/if.c:2148 sys_ioctl(ffff80001d77f610,ffff80001f87f7a8,ffff80001f87f7f0) at sys_ioctl+0x4a1 syscall(ffff80001f87f870) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6519cb49840, count: -9 ddb> show registers rdi 0xffffffff816687d7 pfi_address_add+0x1e7 rsi 0x157f __ALIGN_SIZE+0x57f rbp 0xffff80001f87f3f0 rbx 0 rdx 0x1580 __ALIGN_SIZE+0x580 rcx 0xffff80001d780000 rax 0 r8 0xffffffff81668091 pfi_instance_add+0xf1 r9 0x1 r10 0x2 r11 0xc28980f5865c3441 r12 0x34 r13 0x2 r14 0xffff800000654034 r15 0 rip 0xffffffff816687db pfi_address_add+0x1eb cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80001f87f380 ss 0x10 pfi_address_add+0x1eb: movl 0x4(%rax),%eax ddb> show proc PROC (syz-executor.0) pid=448059 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=79, nice=20 forw=0xffffffffffffffff, list=0xffff80001d77f130,0xffffffff82829308 process=0xffff80001e7aa770 user=0xffff80001f87a000, vmspace=0xfffffd8057d18670 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 32368 7336 47692 0 2 0 syz-executor.0 *32368 448059 47692 0 7 0x4000000 syz-executor.0 18793 231421 63259 0 3 0x80 nanosleep syz-executor.1 18793 251243 63259 0 3 0x4000080 poll syz-executor.1 18793 370954 63259 0 3 0x4000080 fsleep syz-executor.1 38781 395307 1 0 3 0x100083 ttyin getty 49137 128887 0 0 3 0x14200 acct acct 47692 204461 45812 0 3 0x82 nanosleep syz-executor.0 69688 616 0 0 3 0x14280 nfsidl nfsio 60038 137721 0 0 3 0x14280 nfsidl nfsio 32134 249458 0 0 3 0x14280 nfsidl nfsio 23051 162855 0 0 3 0x14280 nfsidl nfsio 94574 317288 0 0 3 0x14280 nfsidl nfsio 57745 141244 0 0 3 0x14280 nfsidl nfsio 36084 259855 0 0 3 0x14280 nfsidl nfsio 2653 114305 0 0 3 0x14280 nfsidl nfsio 66120 394858 0 0 3 0x14280 nfsidl nfsio 16553 93777 0 0 3 0x14280 nfsidl nfsio 29505 395142 0 0 3 0x14280 nfsidl nfsio 41372 515616 0 0 3 0x14280 nfsidl nfsio 64619 176319 0 0 3 0x14280 nfsidl nfsio 17490 462616 0 0 3 0x14280 nfsidl nfsio 67090 364113 0 0 3 0x14280 nfsidl nfsio 68689 25653 0 0 3 0x14280 nfsidl nfsio 37099 332911 0 0 3 0x14280 nfsidl nfsio 7857 311317 0 0 3 0x14280 nfsidl nfsio 7222 64840 0 0 3 0x14280 nfsidl nfsio 11898 119327 0 0 3 0x14280 nfsidl nfsio 70010 146567 0 0 3 0x14200 bored sosplice 63259 508235 45812 0 3 0x82 nanosleep syz-executor.1 45812 248873 17935 0 3 0x82 thrsleep syz-fuzzer 45812 444798 17935 0 3 0x4000082 nanosleep syz-fuzzer 45812 29645 17935 0 3 0x4000082 thrsleep syz-fuzzer 45812 97270 17935 0 3 0x4000082 thrsleep syz-fuzzer 45812 360028 17935 0 3 0x4000082 thrsleep syz-fuzzer 45812 118896 17935 0 3 0x4000082 kqread syz-fuzzer 45812 171480 17935 0 3 0x4000082 thrsleep syz-fuzzer 45812 23380 17935 0 3 0x4000082 thrsleep syz-fuzzer 17935 106205 73414 0 3 0x10008a pause ksh 73414 506163 46920 0 3 0x92 select sshd 46920 136163 1 0 3 0x80 select sshd 18739 485548 133 73 3 0x100090 kqread syslogd 133 286065 1 0 3 0x100082 netio syslogd 23128 26713 1 77 3 0x100090 poll dhclient 32092 327566 1 0 3 0x80 poll dhclient 20431 342857 0 0 3 0x14200 bored smr 37299 265905 0 0 2 0x14200 zerothread 58321 489036 0 0 3 0x14200 aiodoned aiodoned 400 439342 0 0 3 0x14200 syncer update 35541 67934 0 0 3 0x14200 cleaner cleaner 50041 344213 0 0 3 0x14200 reaper reaper 3201 85320 0 0 3 0x14200 pgdaemon pagedaemon 9469 450063 0 0 3 0x14200 bored crynlk 40499 399864 0 0 3 0x14200 bored crypto 50249 367404 0 0 3 0x40014200 acpi0 acpi0 51690 26495 0 0 3 0x14200 bored softnet 40584 394215 0 0 3 0x14200 bored systqmp 76195 384824 0 0 3 0x14200 bored systq 81662 173994 0 0 3 0x40014200 bored softclock 57049 267470 0 0 3 0x40014200 idle0 1 304770 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 9525 6429K 7176K 78643K 15415 0 pcb 14 8K 8K 78643K 179 0 rtable 150 12K 14K 78643K 871 0 ifaddr 113 23K 23K 78643K 310 0 sysctl 2 0K 0K 78643K 2 0 counters 21 16K 16K 78643K 42 0 ioctlops 0 0K 4K 78643K 231 0 iov 0 0K 16K 78643K 136 0 mount 1 1K 1K 78643K 1 0 vnodes 1222 77K 77K 78643K 2437 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 21 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 1K 78643K 217 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 195K 288K 78643K 12938 0 file desc 6 17K 25K 78643K 1216 0 sigio 0 0K 0K 78643K 14 0 proc 57 39K 63K 78643K 507 0 subproc 32 2K 2K 78643K 51 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 85 0 in_multi 94 4K 4K 78643K 255 0 ether_multi 1 0K 0K 78643K 28 0 mrt 0 0K 0K 78643K 5 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 61 281K 281K 78643K 61 0 exec 0 0K 1K 78643K 297 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 163 106K 115K 78643K 4150 0 UVM aobj 53 2K 2K 78643K 57 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 1K 78643K 170 0 NDP 14 0K 0K 78643K 57 0 temp 146 3885K 3956K 78643K 57464 0 kqueue 5 8K 10K 78643K 38 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 12 0 4 1 0 1 1 0 8 0 rtpcb 80 76 0 74 1 0 1 1 0 8 0 rtentry 112 108 0 62 2 0 2 2 0 8 0 unpcb 120 807 0 799 1 0 1 1 0 8 0 syncache 264 14 0 14 7 6 1 1 0 8 1 tcpqe 32 33 0 33 4 3 1 1 0 8 1 tcpcb 544 402 0 398 1 0 1 1 0 8 0 ipq 40 5 0 5 2 2 0 1 0 8 0 ipqe 40 10 0 10 2 2 0 1 0 8 0 inpcb 296 1061 0 1050 10 8 2 2 0 8 1 ip6q 72 2 0 2 1 1 0 1 0 8 0 ip6af 40 6 0 6 1 1 0 1 0 8 0 nd6 48 34 0 29 1 0 1 1 0 8 0 pkpcb 40 6 0 6 3 3 0 1 0 8 0 ppxss 1136 5 0 5 5 5 0 1 0 8 0 pfstscr 40 13 0 12 2 1 1 1 0 8 0 pfrke_plain 160 2 0 0 1 0 1 1 0 8 0 pfrktable 1344 169 0 152 4 2 2 2 0 8 0 pftag 88 21 0 16 1 0 1 1 0 8 0 pfstitem 24 18 0 16 1 0 1 1 0 8 0 pfstkey 112 23 0 21 2 1 1 1 0 8 0 pfstate 328 12 0 11 2 1 1 1 0 8 0 pfrule 1360 70 0 42 3 0 3 3 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 423 0 221 15 1 14 14 0 8 0 art_table 32 424 0 221 2 0 2 2 0 8 0 art_node 16 107 0 64 1 0 1 1 0 8 0 sysvmsgpl 40 21 0 1 1 0 1 1 0 8 0 semupl 112 5 0 5 1 1 0 1 0 8 0 semapl 112 213 0 203 1 0 1 1 0 8 0 shmpl 112 54 0 4 2 0 2 2 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2950 0 1547 88 0 88 88 0 8 0 ffsino 240 2950 0 1547 83 0 83 83 0 8 0 nchpl 144 4850 0 3266 60 0 60 60 0 8 0 rtmask 32 4 0 2 1 0 1 1 0 8 0 uvmvnodes 72 4093 0 0 75 0 75 75 0 8 0 vnodes 208 4093 0 0 216 0 216 216 0 8 0 namei 1024 14760 0 14760 6 5 1 1 0 8 1 vcpupl 1984 9 0 0 2 0 2 2 0 8 0 vmpool 528 13 0 4 1 0 1 1 0 8 0 pfiaddrpl 120 68 0 50 1 0 1 1 0 8 0 scsiplug 64 1 0 1 1 1 0 1 0 8 0 scxspl 192 14767 0 14767 4 3 1 1 0 8 1 plimitpl 152 107 0 100 1 0 1 1 0 8 0 sigapl 424 1422 0 1371 6 0 6 6 0 8 0 futexpl 56 25267 0 25266 5 4 1 1 0 8 0 knotepl 112 113 0 94 1 0 1 1 0 8 0 kqueuepl 144 128 0 124 1 0 1 1 0 8 0 pipepl 272 1161 0 1149 12 10 2 2 0 8 1 fdescpl 432 1386 0 1371 2 0 2 2 0 8 0 filepl 120 9874 0 9770 5 1 4 4 0 8 0 lockfpl 104 316 0 315 1 0 1 1 0 8 0 lockfspl 48 118 0 117 1 0 1 1 0 8 0 sessionpl 112 19 0 9 1 0 1 1 0 8 0 pgrppl 48 23 0 13 1 0 1 1 0 8 0 ucredpl 96 888 0 881 1 0 1 1 0 8 0 zombiepl 144 1371 0 1371 3 2 1 1 0 8 1 processpl 928 1422 0 1371 7 0 7 7 0 8 0 procpl 624 3325 0 3264 11 6 5 6 0 8 0 sosppl 128 17 0 17 7 7 0 1 0 8 0 sockpl 400 1950 0 1929 17 13 4 4 0 8 1 mcl64k 65536 810 0 810 100 62 38 65 0 8 38 mcl16k 16384 16 0 16 10 9 1 1 0 8 1 mcl12k 12288 27 0 27 10 9 1 1 0 8 1 mcl9k 9216 16 0 16 7 7 0 1 0 8 0 mcl8k 8192 37 0 37 11 10 1 1 0 8 1 mcl4k 4096 131 0 131 10 9 1 1 0 8 1 mcl2k2 2112 13 0 13 8 7 1 1 0 8 1 mcl2k 2048 95427 0 95358 19 9 10 14 0 8 0 mtagpl 96 661 0 208 13 1 12 12 0 8 0 mbufpl 256 159897 0 158781 114 41 73 102 0 8 1 bufpl 280 6080 0 728 383 0 383 383 0 8 0 anonpl 16 179410 0 162796 143 58 85 88 0 107 0 amapchunkpl 152 7073 0 6927 29 16 13 13 0 158 5 amappl16 192 7974 0 6815 140 80 60 69 0 8 1 amappl15 184 123 0 121 1 0 1 1 0 8 0 amappl14 176 24 0 18 1 0 1 1 0 8 0 amappl13 168 42 0 37 1 0 1 1 0 8 0 amappl12 160 12 0 10 1 0 1 1 0 8 0 amappl11 152 48 0 39 1 0 1 1 0 8 0 amappl10 144 504 0 496 1 0 1 1 0 8 0 amappl9 136 947 0 942 1 0 1 1 0 8 0 amappl8 128 966 0 911 2 0 2 2 0 8 0 amappl7 120 597 0 583 1 0 1 1 0 8 0 amappl6 112 26 0 20 1 0 1 1 0 8 0 amappl5 104 1315 0 1302 1 0 1 1 0 8 0 amappl4 96 458 0 429 1 0 1 1 0 8 0 amappl3 88 146 0 141 1 0 1 1 0 8 0 amappl2 80 10327 0 10253 2 0 2 2 0 8 0 amappl1 72 43744 0 43287 23 14 9 17 0 8 0 amappl 80 3572 0 3520 3 1 2 2 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 56 0 4 1 0 1 1 0 8 0 uaddrrnd 24 1399 0 1375 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1399 0 1375 1 0 1 1 0 8 0 vmmpekpl 168 16760 0 16722 2 0 2 2 0 8 0 vmmpepl 168 179647 0 177223 224 111 113 133 0 357 7 vmsppl 272 1398 0 1375 3 1 2 2 0 8 0 pdppl 4096 2804 0 2759 9 3 6 6 0 8 0 pvpl 32 441132 0 421905 312 118 194 207 0 265 5 pmappl 200 1398 0 1375 2 0 2 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 518 0 181 12 0 12 12 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 pfi_instance_add(ffff800000aec800,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000b10fd8,ffff800000aeae00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000aeae00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000aeae00) at pfi_kif_update+0xba sys/net/pf_if.c:442 if_addgroup(ffff800000aec800,ffff80001f87f6a8) at if_addgroup+0x280 sys/net/if.c:2736 ifioctl(fffffd80608aec98,80286987,ffff80001f87f690,ffff80001d77f610) at ifioctl+0x13e7 sys/net/if.c:2148 sys_ioctl(ffff80001d77f610,ffff80001f87f7a8,ffff80001f87f7f0) at sys_ioctl+0x4a1 syscall(ffff80001f87f870) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6519cb49840, count: -9 ddb> machine ddbcpu 1 No such command ddb> trace pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 pfi_instance_add(ffff800000aec800,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000b10fd8,ffff800000aeae00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000aeae00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000aeae00) at pfi_kif_update+0xba sys/net/pf_if.c:442 if_addgroup(ffff800000aec800,ffff80001f87f6a8) at if_addgroup+0x280 sys/net/if.c:2736 ifioctl(fffffd80608aec98,80286987,ffff80001f87f690,ffff80001d77f610) at ifioctl+0x13e7 sys/net/if.c:2148 sys_ioctl(ffff80001d77f610,ffff80001f87f7a8,ffff80001f87f7f0) at sys_ioctl+0x4a1 syscall(ffff80001f87f870) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6519cb49840, count: -9