uvm_fault(0xfffffd8057a1cde0, 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(0xfffffd8057a1cde0, 0x4, 0, 1) -> e pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 end trace frame: 0xffff80001e7d9580, count: 0 ddb> trace pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 pfi_instance_add(ffff800000ac6800,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000b19508,ffff800000ad8c00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad8c00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad8c00) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000b16888,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ad1000,3,ffff80001d6c3ae8) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ad1000,3,ffff80001d6c3ae8) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd806b6980d0,cd604404,ffff800000ad1000,3,fffffd806c3bfae0,ffff80001d6c3ae8) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd8057201798,cd604404,ffff800000ad1000,ffff80001d6c3ae8) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d6c3ae8,ffff80001e7d9b28,ffff80001e7d9b70) at sys_ioctl+0x4a1 syscall(ffff80001e7d9bf0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x17365e86780, count: -11 ddb> show registers rdi 0xffffffff816fe797 pfi_address_add+0x1e7 rsi 0x3ef rbp 0xffff80001e7d94e0 rbx 0 rdx 0x3f0 rcx 0xffff80001d788000 rax 0 r8 0xffffffff816fe051 pfi_instance_add+0xf1 r9 0x1 r10 0x2 r11 0x25c82635d2043d70 r12 0 r13 0x2 r14 0xffff800000654000 r15 0 rip 0xffffffff816fe79b pfi_address_add+0x1eb cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80001e7d9470 ss 0x10 pfi_address_add+0x1eb: movl 0x4(%rax),%eax ddb> show proc PROC (syz-executor.0) pid=52741 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=79, nice=20 forw=0xffffffffffffffff, list=0xffff80001d6c2018,0xffffffff8280df10 process=0xffff80001d6c4af0 user=0xffff80001e7d4000, vmspace=0xfffffd8057a1cde0 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 87589 523464 3730 0 2 0 syz-executor.0 *87589 52741 3730 0 7 0x4000000 syz-executor.0 99153 505059 45115 0 2 0 syz-executor.1 99153 447703 45115 0 3 0x4000080 ttyopn syz-executor.1 99153 206545 45115 0 3 0x4000080 ttyopn syz-executor.1 26679 168511 0 0 3 0x14200 acct acct 50231 470622 0 0 3 0x14200 bored sosplice 45115 458651 62316 0 3 0x82 nanosleep syz-executor.1 3730 467810 62316 0 3 0x82 nanosleep syz-executor.0 62316 94169 76335 0 3 0x82 kqread syz-fuzzer 62316 516668 76335 0 3 0x4000082 nanosleep syz-fuzzer 62316 166686 76335 0 3 0x4000082 thrsleep syz-fuzzer 62316 408151 76335 0 3 0x4000082 thrsleep syz-fuzzer 62316 366030 76335 0 3 0x4000082 thrsleep syz-fuzzer 62316 38826 76335 0 3 0x4000082 thrsleep syz-fuzzer 62316 291951 76335 0 3 0x4000082 thrsleep syz-fuzzer 62316 431775 76335 0 3 0x4000082 thrsleep syz-fuzzer 76335 335510 76380 0 3 0x10008a pause ksh 76380 449136 4386 0 3 0x92 select sshd 35489 95839 1 0 3 0x100083 ttyin getty 4386 243386 1 0 3 0x80 select sshd 1184 142020 69029 73 3 0x100090 kqread syslogd 69029 262435 1 0 3 0x100082 netio syslogd 26236 184591 1 77 3 0x100090 poll dhclient 29827 12950 1 0 3 0x80 poll dhclient 9498 443578 0 0 3 0x14200 bored smr 79447 407772 0 0 2 0x14200 zerothread 44591 374141 0 0 3 0x14200 aiodoned aiodoned 3358 180959 0 0 3 0x14200 syncer update 66846 425574 0 0 3 0x14200 cleaner cleaner 89405 109101 0 0 3 0x14200 reaper reaper 31281 21105 0 0 3 0x14200 pgdaemon pagedaemon 15272 92806 0 0 3 0x14200 bored crynlk 12084 427483 0 0 3 0x14200 bored crypto 85055 430965 0 0 3 0x40014200 acpi0 acpi0 56850 165354 0 0 3 0x14200 bored softnet 49225 424861 0 0 3 0x14200 bored systqmp 21428 454521 0 0 3 0x14200 bored systq 91862 185565 0 0 3 0x40014200 bored softclock 90648 477860 0 0 3 0x40014200 idle0 1 184516 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 9503 6353K 6738K 78643K 11287 0 pcb 13 8K 8K 78643K 89 0 rtable 85 6K 9K 78643K 677 0 ifaddr 74 14K 15K 78643K 216 0 sysctl 2 0K 0K 78643K 2 0 counters 21 16K 17K 78643K 32 0 ioctlops 1 4K 4K 78643K 100 0 iov 0 0K 24K 78643K 286 0 mount 1 1K 1K 78643K 1 0 vnodes 1213 76K 77K 78643K 1449 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 7 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 0K 78643K 82 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 195K 288K 78643K 12938 0 file desc 6 17K 25K 78643K 575 0 sigio 0 0K 0K 78643K 2 0 proc 50 38K 63K 78643K 403 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 2 0K 0K 78643K 46 0 in_multi 34 2K 2K 78643K 135 0 ether_multi 1 0K 0K 78643K 19 0 mrt 1 0K 0K 78643K 2 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 144 40K 40K 78643K 2340 0 UVM aobj 18 3K 3K 78643K 20 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 88 0 NDP 12 0K 0K 78643K 35 0 temp 102 3860K 3924K 78643K 11301 0 kqueue 3 4K 10K 78643K 27 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 6 0 4 1 0 1 1 0 8 0 rtpcb 80 53 0 51 1 0 1 1 0 8 0 rtentry 112 75 0 53 2 0 2 2 0 8 0 unpcb 120 319 0 311 1 0 1 1 0 8 0 syncache 264 9 0 9 3 3 0 1 0 8 0 sackhl 24 1 0 1 1 1 0 1 0 8 0 tcpqe 32 116 0 116 1 1 0 1 0 8 0 tcpcb 544 189 0 185 1 0 1 1 0 8 0 ipq 40 2 0 2 1 1 0 1 0 8 0 ipqe 40 8 0 8 1 1 0 1 0 8 0 inpcb 296 520 0 512 7 5 2 2 0 8 1 rttmr 72 2 0 2 1 1 0 1 0 8 0 ip6q 72 1 0 1 1 1 0 1 0 8 0 ip6af 40 2 0 2 1 1 0 1 0 8 0 nd6 48 15 0 12 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 1 0 1 0 8 0 ppxss 1136 1 0 1 1 1 0 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 14 0 14 2 1 1 1 0 8 1 pfrktable 1344 151 0 144 4 3 1 2 0 8 0 pftag 88 26 0 24 3 2 1 1 0 8 0 pfstkey 112 2 0 2 1 1 0 1 0 8 0 pfstate 328 1 0 1 1 1 0 1 0 8 0 pfrule 1360 37 0 26 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 389 0 253 14 3 11 12 0 8 0 art_table 32 390 0 253 2 0 2 2 0 8 0 art_node 16 74 0 56 1 0 1 1 0 8 0 sysvmsgpl 40 14 0 14 2 2 0 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 76 0 66 1 0 1 1 0 8 0 shmpl 112 17 0 2 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2142 0 750 88 0 88 88 0 8 0 ffsino 240 2142 0 750 83 0 83 83 0 8 0 nchpl 144 3395 0 1800 60 0 60 60 0 8 0 rtmask 32 28 0 28 2 1 1 1 0 8 1 uvmvnodes 72 2341 0 0 43 0 43 43 0 8 0 vnodes 208 2341 0 0 124 0 124 124 0 8 0 namei 1024 8849 0 8849 2 1 1 1 0 8 1 vcpupl 1984 2 0 0 1 0 1 1 0 8 0 vmpool 528 2 0 0 1 0 1 1 0 8 0 pfiaddrpl 120 53 0 44 3 2 1 1 0 8 0 scsiplug 64 1 0 1 1 1 0 1 0 8 0 scxspl 192 9705 0 9705 1 0 1 1 0 8 1 plimitpl 152 46 0 39 1 0 1 1 0 8 0 sigapl 424 783 0 752 6 1 5 6 0 8 0 futexpl 56 11606 0 11606 2 1 1 1 0 8 1 knotepl 112 94 0 75 1 0 1 1 0 8 0 kqueuepl 144 86 0 80 1 0 1 1 0 8 0 pipepl 272 566 0 556 6 4 2 2 0 8 1 fdescpl 432 747 0 732 2 0 2 2 0 8 0 filepl 120 5202 0 5105 4 0 4 4 0 8 0 lockfpl 104 94 0 93 1 0 1 1 0 8 0 lockfspl 48 39 0 38 1 0 1 1 0 8 0 sessionpl 112 17 0 7 1 0 1 1 0 8 0 pgrppl 48 23 0 13 1 0 1 1 0 8 0 ucredpl 96 438 0 431 1 0 1 1 0 8 0 zombiepl 144 752 0 752 1 0 1 1 0 8 1 processpl 928 783 0 752 7 2 5 7 0 8 0 procpl 624 1627 0 1586 8 4 4 6 0 8 0 sosppl 128 4 0 4 1 1 0 1 0 8 0 sockpl 400 894 0 876 6 3 3 4 0 8 0 mcl64k 65536 14 0 14 4 3 1 1 0 8 1 mcl16k 16384 3 0 3 3 3 0 1 0 8 0 mcl12k 12288 14 0 14 4 3 1 1 0 8 1 mcl9k 9216 8 0 8 3 2 1 1 0 8 1 mcl8k 8192 17 0 17 3 3 0 1 0 8 0 mcl4k 4096 60 0 60 3 2 1 1 0 8 1 mcl2k2 2112 1 0 1 1 1 0 1 0 8 0 mcl2k 2048 92745 0 92699 17 10 7 14 0 8 0 mtagpl 96 71 0 39 2 1 1 1 0 8 0 mbufpl 256 149740 0 149585 22 11 11 14 0 8 1 bufpl 280 4594 0 126 320 0 320 320 0 8 0 anonpl 16 101265 0 84092 97 17 80 85 0 107 0 amapchunkpl 152 3680 0 3542 30 24 6 20 0 158 0 amappl16 192 4125 0 3048 77 23 54 65 0 8 0 amappl15 184 1 0 0 1 0 1 1 0 8 0 amappl14 176 304 0 296 1 0 1 1 0 8 0 amappl13 168 26 0 23 1 0 1 1 0 8 0 amappl12 160 8 0 5 1 0 1 1 0 8 0 amappl11 152 43 0 33 1 0 1 1 0 8 0 amappl10 144 12 0 7 1 0 1 1 0 8 0 amappl9 136 554 0 549 1 0 1 1 0 8 0 amappl8 128 354 0 305 2 0 2 2 0 8 0 amappl7 120 110 0 98 1 0 1 1 0 8 0 amappl6 112 27 0 20 1 0 1 1 0 8 0 amappl5 104 875 0 861 1 0 1 1 0 8 0 amappl4 96 421 0 396 1 0 1 1 0 8 0 amappl3 88 404 0 398 1 0 1 1 0 8 0 amappl2 80 5132 0 5061 2 0 2 2 0 8 0 amappl1 72 27000 0 26570 23 14 9 17 0 8 0 amappl 80 1837 0 1791 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 19 0 2 1 0 1 1 0 8 0 uaddrrnd 24 749 0 732 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 749 0 732 1 0 1 1 0 8 0 vmmpekpl 168 10893 0 10863 2 0 2 2 0 8 0 vmmpepl 168 99603 0 97314 139 37 102 119 0 357 2 vmsppl 272 748 0 732 3 1 2 2 0 8 0 pdppl 4096 1504 0 1466 6 1 5 6 0 8 0 pvpl 32 271046 0 250772 215 31 184 200 0 265 0 pmappl 200 748 0 732 1 0 1 1 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 276 0 51 7 0 7 7 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(ffff800000ac6800,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000b19508,ffff800000ad8c00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad8c00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad8c00) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000b16888,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ad1000,3,ffff80001d6c3ae8) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ad1000,3,ffff80001d6c3ae8) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd806b6980d0,cd604404,ffff800000ad1000,3,fffffd806c3bfae0,ffff80001d6c3ae8) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd8057201798,cd604404,ffff800000ad1000,ffff80001d6c3ae8) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d6c3ae8,ffff80001e7d9b28,ffff80001e7d9b70) at sys_ioctl+0x4a1 syscall(ffff80001e7d9bf0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x17365e86780, 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(ffff800000ac6800,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000b19508,ffff800000ad8c00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad8c00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad8c00) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000b16888,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ad1000,3,ffff80001d6c3ae8) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ad1000,3,ffff80001d6c3ae8) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd806b6980d0,cd604404,ffff800000ad1000,3,fffffd806c3bfae0,ffff80001d6c3ae8) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd8057201798,cd604404,ffff800000ad1000,ffff80001d6c3ae8) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d6c3ae8,ffff80001e7d9b28,ffff80001e7d9b70) at sys_ioctl+0x4a1 syscall(ffff80001e7d9bf0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x17365e86780, count: -11