uvm_fault(0xfffffd806bc09cc0, 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(0xfffffd806bc09cc0, 0x4, 0, 1) -> e pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 end trace frame: 0xffff80001f99d010, count: 0 ddb> trace pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 pfi_instance_add(ffff800000ac6000,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000af9a40,ffff800000af4500,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000af4500) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000af4500) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000af0df8,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ad0000,3,ffff80001d6c3398) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ad0000,3,ffff80001d6c3398) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd805d7fb000,cd604404,ffff800000ad0000,3,fffffd806c3bfba0,ffff80001d6c3398) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd805752ee98,cd604404,ffff800000ad0000,ffff80001d6c3398) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d6c3398,ffff80001f99d5b8,ffff80001f99d600) at sys_ioctl+0x4a1 syscall(ffff80001f99d680) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2ce44dc6500, count: -11 ddb> show registers rdi 0xffffffff81423007 pfi_address_add+0x1e7 rsi 0x429 rbp 0xffff80001f99cf70 rbx 0 rdx 0x42a rcx 0xffff80001e78a000 rax 0 r8 0xffffffff814228c1 pfi_instance_add+0xf1 r9 0x1 r10 0x2 r11 0x5f896d17a7a76cd5 r12 0 r13 0x2 r14 0xffff800000654000 r15 0 rip 0xffffffff8142300b pfi_address_add+0x1eb cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80001f99cf00 ss 0x10 pfi_address_add+0x1eb: movl 0x4(%rax),%eax ddb> show proc PROC (syz-executor.1) pid=144592 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=81, nice=20 forw=0xffffffffffffffff, list=0xffff80001d6c2288,0xffffffff8284eb50 process=0xffff800020848b10 user=0xffff80001f998000, vmspace=0xfffffd806bc09cc0 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 2354 21810 20890 0 2 0 syz-executor.1 * 2354 144592 20890 0 7 0x4000000 syz-executor.1 97672 444265 0 0 3 0x14280 nfsidl nfsio 68244 123882 0 0 3 0x14280 nfsidl nfsio 76787 197479 0 0 3 0x14280 nfsidl nfsio 82113 40222 0 0 3 0x14280 nfsidl nfsio 28698 353429 0 0 3 0x14280 nfsidl nfsio 68287 200258 0 0 3 0x14280 nfsidl nfsio 8248 5717 0 0 3 0x14280 nfsidl nfsio 25516 380070 0 0 3 0x14280 nfsidl nfsio 37869 441450 0 0 3 0x14280 nfsidl nfsio 67000 148800 0 0 3 0x14280 nfsidl nfsio 18247 270634 0 0 3 0x14280 nfsidl nfsio 34323 78110 0 0 3 0x14280 nfsidl nfsio 19188 260557 0 0 3 0x14280 nfsidl nfsio 10692 462679 0 0 3 0x14280 nfsidl nfsio 44237 185667 0 0 3 0x14280 nfsidl nfsio 44779 79051 0 0 3 0x14280 nfsidl nfsio 46257 177176 0 0 3 0x14280 nfsidl nfsio 63562 306015 0 0 3 0x14280 nfsidl nfsio 83597 345001 0 0 3 0x14280 nfsidl nfsio 67158 99630 0 0 3 0x14280 nfsidl nfsio 22204 12852 0 0 3 0x14200 bored sosplice 20890 239329 80281 0 3 0x82 nanosleep syz-executor.1 75560 420097 80281 0 3 0x82 piperd syz-executor.0 80281 326568 25559 0 2 0x2 syz-fuzzer 80281 286818 25559 0 3 0x4000082 nanosleep syz-fuzzer 80281 378655 25559 0 3 0x4000082 thrsleep syz-fuzzer 80281 20254 25559 0 3 0x4000082 thrsleep syz-fuzzer 80281 326600 25559 0 3 0x4000082 thrsleep syz-fuzzer 80281 303930 25559 0 3 0x4000082 thrsleep syz-fuzzer 80281 346322 25559 0 3 0x4000082 thrsleep syz-fuzzer 80281 500571 25559 0 3 0x4000082 thrsleep syz-fuzzer 80281 457541 25559 0 3 0x4000082 thrsleep syz-fuzzer 25559 155660 55760 0 3 0x10008a pause ksh 55760 384385 25040 0 3 0x92 select sshd 1279 307674 1 0 3 0x100083 ttyin getty 25040 116114 1 0 3 0x80 select sshd 81918 397472 35042 73 3 0x100090 kqread syslogd 35042 160407 1 0 3 0x100082 netio syslogd 55467 420162 1 77 3 0x100090 poll dhclient 20016 404400 1 0 3 0x80 poll dhclient 1478 177868 0 0 3 0x14200 bored smr 97578 239592 0 0 2 0x14200 zerothread 9653 198033 0 0 3 0x14200 aiodoned aiodoned 44402 215132 0 0 3 0x14200 syncer update 65692 306622 0 0 3 0x14200 cleaner cleaner 13852 111501 0 0 3 0x14200 reaper reaper 17464 253732 0 0 3 0x14200 pgdaemon pagedaemon 90045 105993 0 0 3 0x14200 bored crynlk 59141 304357 0 0 3 0x14200 bored crypto 93378 59594 0 0 3 0x40014200 acpi0 acpi0 79445 329622 0 0 3 0x14200 bored softnet 57571 237635 0 0 3 0x14200 bored systqmp 68531 36126 0 0 3 0x14200 bored systq 8007 138101 0 0 3 0x40014200 bored softclock 78134 305644 0 0 3 0x40014200 idle0 1 23002 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 9496 6341K 6648K 78643K 11098 0 pcb 13 8K 8K 78643K 54 0 rtable 119 13K 16K 78643K 503 0 ifaddr 71 14K 16K 78643K 167 0 sysctl 2 0K 0K 78643K 2 0 counters 21 16K 16K 78643K 24 0 ioctlops 1 4K 4K 78643K 64 0 iov 0 0K 16K 78643K 41 0 mount 1 1K 1K 78643K 1 0 vnodes 1220 77K 77K 78643K 1385 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 6 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 0K 78643K 137 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 195K 288K 78643K 12938 0 file desc 5 13K 25K 78643K 469 0 sigio 0 0K 0K 78643K 34 0 proc 49 38K 63K 78643K 370 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 30 0 in_multi 52 2K 3K 78643K 142 0 ether_multi 1 0K 0K 78643K 10 0 mrt 0 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 43 201K 201K 78643K 43 0 exec 0 0K 1K 78643K 220 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 136 40K 44K 78643K 1976 0 UVM aobj 24 4K 4K 78643K 27 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 52 0 NDP 11 0K 0K 78643K 34 0 temp 113 3856K 3920K 78643K 12776 0 kqueue 3 4K 16K 78643K 44 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 8 0 1 1 0 1 1 0 8 0 rtpcb 80 42 0 40 1 0 1 1 0 8 0 rtentry 112 95 0 50 2 0 2 2 0 8 0 unpcb 120 171 0 163 1 0 1 1 0 8 0 syncache 264 6 0 6 2 2 0 1 0 8 0 tcpqe 32 431 0 431 1 1 0 1 0 8 0 tcpcb 544 145 0 141 1 0 1 1 0 8 0 inpcb 296 408 0 398 5 3 2 2 0 8 1 nd6 48 24 0 19 1 0 1 1 0 8 0 pfstscr 40 2 0 1 1 0 1 1 0 8 0 pfosfp 40 1 0 0 1 0 1 1 0 8 0 pfosfpen 112 1 0 0 1 0 1 1 0 8 0 pfrke_plain 160 4 0 4 1 1 0 1 0 8 0 pfrktable 1344 78 0 74 1 0 1 1 0 8 0 pftag 88 12 0 12 3 3 0 1 0 8 0 pfstitem 24 2 0 0 1 0 1 1 0 8 0 pfstkey 112 4 0 2 1 0 1 1 0 8 0 pfstate 328 2 0 1 1 0 1 1 0 8 0 pfrule 1360 21 0 16 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 416 0 233 14 1 13 14 0 8 0 art_table 32 417 0 233 2 0 2 2 0 8 0 art_node 16 94 0 53 1 0 1 1 0 8 0 sysvmsgpl 40 20 0 8 1 0 1 1 0 8 0 semapl 112 128 0 118 1 0 1 1 0 8 0 shmpl 112 24 0 4 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1987 0 589 88 0 88 88 0 8 0 ffsino 240 1987 0 589 83 0 83 83 0 8 0 nchpl 144 3089 0 1499 60 0 60 60 0 8 0 rtmask 32 8 0 8 1 1 0 1 0 8 0 uvmvnodes 72 2140 0 0 39 0 39 39 0 8 0 vnodes 208 2140 0 0 113 0 113 113 0 8 0 namei 1024 8113 0 8113 2 1 1 1 0 8 1 vcpupl 1984 1 0 0 1 0 1 1 0 8 0 vmpool 528 4 0 3 2 1 1 1 0 8 0 pfiaddrpl 120 27 0 22 1 0 1 1 0 8 0 scxspl 192 8324 0 8324 2 1 1 1 0 8 1 plimitpl 152 48 0 41 1 0 1 1 0 8 0 sigapl 424 676 0 627 6 0 6 6 0 8 0 futexpl 56 8913 0 8913 2 1 1 1 0 8 1 knotepl 112 112 0 93 1 0 1 1 0 8 0 kqueuepl 144 211 0 209 1 0 1 1 0 8 0 pipepl 272 146 0 136 1 0 1 1 0 8 0 fdescpl 432 641 0 627 2 0 2 2 0 8 0 filepl 120 4026 0 3929 4 0 4 4 0 8 1 lockfpl 104 67 0 66 1 0 1 1 0 8 0 lockfspl 48 28 0 27 1 0 1 1 0 8 0 sessionpl 112 17 0 7 1 0 1 1 0 8 0 pgrppl 48 21 0 11 1 0 1 1 0 8 0 ucredpl 96 560 0 553 1 0 1 1 0 8 0 zombiepl 144 627 0 627 2 1 1 1 0 8 1 processpl 928 676 0 627 7 0 7 7 0 8 0 procpl 624 1264 0 1206 6 1 5 6 0 8 0 sosppl 128 2 0 2 2 2 0 1 0 8 0 sockpl 400 621 0 603 6 3 3 3 0 8 1 mcl64k 65536 34 0 34 8 7 1 1 0 8 1 mcl16k 16384 6 0 6 3 3 0 1 0 8 0 mcl12k 12288 18 0 18 9 8 1 1 0 8 1 mcl9k 9216 5 0 5 4 4 0 1 0 8 0 mcl8k 8192 28 0 28 7 6 1 1 0 8 1 mcl4k 4096 44 0 44 9 8 1 1 0 8 1 mcl2k2 2112 5 0 5 3 3 0 1 0 8 0 mcl2k 2048 94488 0 94427 27 18 9 17 0 8 0 mtagpl 96 38 0 8 2 1 1 1 0 8 0 mbufpl 256 152135 0 151757 35 7 28 28 0 8 1 bufpl 280 4131 0 130 286 0 286 286 0 8 0 anonpl 16 109046 0 92223 106 35 71 87 0 107 0 amapchunkpl 152 2944 0 2807 14 7 7 11 0 158 0 amappl16 192 4574 0 3587 72 21 51 58 0 8 1 amappl15 184 3 0 1 1 0 1 1 0 8 0 amappl14 176 74 0 68 1 0 1 1 0 8 0 amappl13 168 412 0 407 1 0 1 1 0 8 0 amappl12 160 400 0 396 1 0 1 1 0 8 0 amappl11 152 47 0 38 1 0 1 1 0 8 0 amappl10 144 12 0 8 1 0 1 1 0 8 0 amappl9 136 327 0 325 1 0 1 1 0 8 0 amappl8 128 340 0 293 2 0 2 2 0 8 0 amappl7 120 107 0 94 1 0 1 1 0 8 0 amappl6 112 26 0 19 1 0 1 1 0 8 0 amappl5 104 306 0 296 1 0 1 1 0 8 0 amappl4 96 806 0 779 1 0 1 1 0 8 0 amappl3 88 558 0 551 1 0 1 1 0 8 0 amappl2 80 4348 0 4286 2 0 2 2 0 8 0 amappl1 72 23767 0 23351 23 14 9 17 0 8 0 amappl 80 1483 0 1439 2 0 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 26 0 3 1 0 1 1 0 8 0 uaddrrnd 24 645 0 630 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 645 0 630 1 0 1 1 0 8 0 vmmpekpl 168 8434 0 8400 2 0 2 2 0 8 0 vmmpepl 168 87039 0 84938 140 46 94 116 0 357 2 vmsppl 272 644 0 630 4 3 1 2 0 8 0 pdppl 4096 1296 0 1261 6 1 5 6 0 8 0 pvpl 32 284082 0 264153 250 81 169 204 0 265 2 pmappl 200 644 0 630 1 0 1 1 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 307 0 61 8 0 8 8 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(ffff800000ac6000,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000af9a40,ffff800000af4500,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000af4500) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000af4500) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000af0df8,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ad0000,3,ffff80001d6c3398) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ad0000,3,ffff80001d6c3398) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd805d7fb000,cd604404,ffff800000ad0000,3,fffffd806c3bfba0,ffff80001d6c3398) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd805752ee98,cd604404,ffff800000ad0000,ffff80001d6c3398) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d6c3398,ffff80001f99d5b8,ffff80001f99d600) at sys_ioctl+0x4a1 syscall(ffff80001f99d680) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2ce44dc6500, count: -11 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(ffff800000ac6000,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000af9a40,ffff800000af4500,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000af4500) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000af4500) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000af0df8,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ad0000,3,ffff80001d6c3398) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ad0000,3,ffff80001d6c3398) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd805d7fb000,cd604404,ffff800000ad0000,3,fffffd806c3bfba0,ffff80001d6c3398) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd805752ee98,cd604404,ffff800000ad0000,ffff80001d6c3398) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d6c3398,ffff80001f99d5b8,ffff80001f99d600) at sys_ioctl+0x4a1 syscall(ffff80001f99d680) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2ce44dc6500, count: -11