uvm_fault(0xfffffd80535ffcd0, 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(0xfffffd80535ffcd0, 0x4, 0, 1) -> e pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 end trace frame: 0xffff80001e84afd0, 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(ffff800000b39500,ffff800000ad6e00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad6e00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad6e00) at pfi_kif_update+0xba sys/net/pf_if.c:442 if_addgroup(ffff800000ac6800,ffff80001e84b1e8) at if_addgroup+0x280 sys/net/if.c:2736 ifioctl(fffffd80547fc978,80286987,ffff80001e84b1d0,ffff80001e7b6778) at ifioctl+0x13e7 sys/net/if.c:2148 sys_ioctl(ffff80001e7b6778,ffff80001e84b2e8,ffff80001e84b330) at sys_ioctl+0x4a1 syscall(ffff80001e84b3b0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7cd42f45bb0, count: -9 ddb> show registers rdi 0xffffffff816fe797 pfi_address_add+0x1e7 rsi 0x112e __ALIGN_SIZE+0x12e rbp 0xffff80001e84af30 rbx 0 rdx 0x112f __ALIGN_SIZE+0x12f rcx 0xffff80001d786000 rax 0 r8 0xffffffff816fe051 pfi_instance_add+0xf1 r9 0x1 r10 0x2 r11 0x66f0f14dce4c82ec r12 0x34 r13 0x2 r14 0xffff800000654034 r15 0 rip 0xffffffff816fe79b pfi_address_add+0x1eb cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80001e84aec0 ss 0x10 pfi_address_add+0x1eb: movl 0x4(%rax),%eax ddb> show proc PROC (syz-executor.0) pid=133365 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=70, nice=20 forw=0xffffffffffffffff, list=0xffff80001e7b6028,0xffffffff8280df10 process=0xffff80001e7bf250 user=0xffff80001e846000, vmspace=0xfffffd80535ffcd0 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 20693 19797 50381 0 2 0 syz-executor.0 *20693 133365 50381 0 7 0x4000000 syz-executor.0 7335 70421 0 0 3 0x14280 nfsidl nfsio 9823 313620 0 0 3 0x14280 nfsidl nfsio 69971 413510 0 0 3 0x14280 nfsidl nfsio 1599 383689 0 0 3 0x14280 nfsidl nfsio 83071 62988 0 0 3 0x14280 nfsidl nfsio 6809 19701 0 0 3 0x14280 nfsidl nfsio 88279 43833 0 0 3 0x14280 nfsidl nfsio 4772 161684 0 0 3 0x14280 nfsidl nfsio 51201 373136 0 0 3 0x14280 nfsidl nfsio 21031 69503 0 0 3 0x14280 nfsidl nfsio 94217 91296 0 0 3 0x14280 nfsidl nfsio 291 195631 0 0 3 0x14280 nfsidl nfsio 58175 414205 0 0 3 0x14280 nfsidl nfsio 29080 473625 0 0 3 0x14280 nfsidl nfsio 29389 284811 0 0 3 0x14280 nfsidl nfsio 82653 135448 0 0 3 0x14280 nfsidl nfsio 2759 519924 0 0 3 0x14280 nfsidl nfsio 95346 2650 0 0 3 0x14280 nfsidl nfsio 52105 466570 0 0 3 0x14280 nfsidl nfsio 24761 108769 0 0 3 0x14280 nfsidl nfsio 66466 127331 0 0 3 0x14200 bored sosplice 89834 47768 62861 0 3 0x82 nanosleep syz-executor.1 50381 321776 62861 0 3 0x82 nanosleep syz-executor.0 62861 208963 22831 0 3 0x82 thrsleep syz-fuzzer 62861 191716 22831 0 3 0x4000082 nanosleep syz-fuzzer 62861 15590 22831 0 3 0x4000082 thrsleep syz-fuzzer 62861 176271 22831 0 3 0x4000082 thrsleep syz-fuzzer 62861 137175 22831 0 3 0x4000082 kqread syz-fuzzer 62861 289284 22831 0 3 0x4000082 thrsleep syz-fuzzer 62861 31399 22831 0 3 0x4000082 thrsleep syz-fuzzer 62861 111982 22831 0 3 0x4000082 thrsleep syz-fuzzer 22831 153246 45244 0 3 0x10008a pause ksh 45244 136935 59092 0 3 0x92 select sshd 43694 423082 1 0 3 0x100083 ttyin getty 59092 174343 1 0 3 0x80 select sshd 84429 29439 89971 73 3 0x100090 kqread syslogd 89971 263935 1 0 3 0x100082 netio syslogd 12497 174067 1 77 3 0x100090 poll dhclient 84801 125744 1 0 3 0x80 poll dhclient 71500 218990 0 0 3 0x14200 bored smr 83369 225747 0 0 2 0x14200 zerothread 93384 409953 0 0 3 0x14200 aiodoned aiodoned 7747 38175 0 0 3 0x14200 syncer update 7650 182283 0 0 3 0x14200 cleaner cleaner 8737 492468 0 0 3 0x14200 reaper reaper 35236 353193 0 0 3 0x14200 pgdaemon pagedaemon 9863 165025 0 0 3 0x14200 bored crynlk 28117 285054 0 0 3 0x14200 bored crypto 94700 491814 0 0 3 0x40014200 acpi0 acpi0 97553 382989 0 0 3 0x14200 bored softnet 51879 227667 0 0 3 0x14200 bored systqmp 85061 479036 0 0 3 0x14200 bored systq 15018 139475 0 0 3 0x40014200 bored softclock 32533 510314 0 0 3 0x40014200 idle0 1 223029 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 9516 6661K 7695K 78643K 12975 0 pcb 14 8K 8K 78643K 62 0 rtable 136 14K 15K 78643K 397 0 ifaddr 75 16K 16K 78643K 122 0 sysctl 2 0K 0K 78643K 2 0 counters 21 16K 16K 78643K 23 0 ioctlops 0 0K 4K 78643K 105 0 iov 0 0K 4K 78643K 36 0 mount 1 1K 1K 78643K 1 0 vnodes 1226 77K 77K 78643K 1820 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 5 0 VM map 2 0K 0K 78643K 2 0 sem 11 1K 1K 78643K 11 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 195K 288K 78643K 12938 0 file desc 5 13K 25K 78643K 709 0 sigio 0 0K 0K 78643K 10 0 proc 49 38K 54K 78643K 386 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 22 0 in_multi 78 3K 4K 78643K 100 0 ether_multi 1 0K 0K 78643K 5 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 201 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 131 39K 40K 78643K 2353 0 UVM aobj 19 2K 2K 78643K 28 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 35 0 NDP 10 0K 0K 78643K 18 0 temp 111 3870K 3934K 78643K 6436 0 kqueue 3 4K 9K 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 8 0 2 1 0 1 1 0 8 0 rtpcb 80 35 0 33 1 0 1 1 0 8 0 rtentry 112 60 0 9 2 0 2 2 0 8 0 unpcb 120 153 0 145 1 0 1 1 0 8 0 syncache 264 7 0 7 3 3 0 1 0 8 0 tcpqe 32 79 0 79 1 1 0 1 0 8 0 tcpcb 544 87 0 83 1 0 1 1 0 8 0 ipq 40 1 0 0 1 0 1 1 0 8 0 ipqe 40 2 0 1 1 0 1 1 0 8 0 inpcb 296 717 0 707 3 1 2 2 0 8 1 ip6q 72 3 0 1 1 0 1 1 0 8 0 ip6af 40 4 0 2 1 0 1 1 0 8 0 nd6 48 16 0 3 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 pfstscr 40 2 0 1 1 0 1 1 0 8 0 pfrke_plain 160 2 0 0 1 0 1 1 0 8 0 pfrktable 1344 47 0 43 1 0 1 1 0 8 0 pftag 88 12 0 12 2 2 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 20 0 12 1 0 1 1 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 247 0 10 15 0 15 15 0 8 0 art_table 32 249 0 10 2 0 2 2 0 8 0 art_node 16 59 0 13 1 0 1 1 0 8 0 sysvmsgpl 40 10 0 8 2 1 1 1 0 8 0 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 112 9 0 0 1 0 1 1 0 8 0 shmpl 112 25 0 9 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2213 0 818 88 0 88 88 0 8 0 ffsino 240 2213 0 818 83 0 83 83 0 8 0 nchpl 144 3338 0 1733 60 0 60 60 0 8 0 rtmask 32 4 0 2 1 0 1 1 0 8 0 uvmvnodes 72 2810 0 0 52 0 52 52 0 8 0 vnodes 208 2810 0 0 148 0 148 148 0 8 0 namei 1024 8678 0 8678 2 1 1 1 0 8 1 vcpupl 1984 1 0 0 1 0 1 1 0 8 0 vmpool 528 3 0 2 1 0 1 1 0 8 0 pfiaddrpl 120 20 0 14 1 0 1 1 0 8 0 scsiplug 64 3 0 3 2 2 0 1 0 8 0 scxspl 192 9397 0 9397 1 0 1 1 0 8 1 plimitpl 152 30 0 23 1 0 1 1 0 8 0 sigapl 424 916 0 867 6 0 6 6 0 8 0 futexpl 56 10601 0 10601 2 1 1 1 0 8 1 knotepl 112 97 0 78 1 0 1 1 0 8 0 kqueuepl 144 62 0 58 1 0 1 1 0 8 0 pipepl 272 142 0 132 1 0 1 1 0 8 0 fdescpl 432 881 0 867 2 0 2 2 0 8 0 filepl 120 4069 0 3971 5 1 4 4 0 8 0 lockfpl 104 58 0 57 1 0 1 1 0 8 0 lockfspl 48 23 0 22 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 96 195 0 188 1 0 1 1 0 8 0 zombiepl 144 867 0 866 2 1 1 1 0 8 0 processpl 928 916 0 866 7 0 7 7 0 8 0 procpl 624 1662 0 1604 6 1 5 5 0 8 0 sosppl 128 2 0 2 1 1 0 1 0 8 0 sockpl 400 908 0 888 5 2 3 4 0 8 0 mcl64k 65536 20 0 20 2 2 0 1 0 8 0 mcl16k 16384 3 0 3 2 2 0 1 0 8 0 mcl12k 12288 17 0 17 3 2 1 1 0 8 1 mcl9k 9216 9 0 9 3 2 1 1 0 8 1 mcl8k 8192 15 0 15 3 2 1 1 0 8 1 mcl4k 4096 49 0 49 3 2 1 1 0 8 1 mcl2k2 2112 7 0 7 3 2 1 1 0 8 1 mcl2k 2048 93659 0 93603 17 9 8 13 0 8 0 mtagpl 96 361 0 39 9 1 8 8 0 8 0 mbufpl 256 151201 0 150414 55 5 50 50 0 8 0 bufpl 280 4685 0 125 326 0 326 326 0 8 0 anonpl 16 88604 0 71470 86 5 81 81 0 107 0 amapchunkpl 152 3596 0 3455 19 10 9 19 0 158 2 amappl16 192 4126 0 3030 59 3 56 56 0 8 0 amappl15 184 2 0 1 1 0 1 1 0 8 0 amappl14 176 26 0 18 1 0 1 1 0 8 0 amappl13 168 362 0 357 1 0 1 1 0 8 0 amappl12 160 13 0 8 1 0 1 1 0 8 0 amappl11 152 46 0 36 1 0 1 1 0 8 0 amappl10 144 19 0 13 1 0 1 1 0 8 0 amappl9 136 718 0 716 1 0 1 1 0 8 0 amappl8 128 335 0 292 2 0 2 2 0 8 0 amappl7 120 107 0 94 1 0 1 1 0 8 0 amappl6 112 27 0 21 1 0 1 1 0 8 0 amappl5 104 812 0 800 1 0 1 1 0 8 0 amappl4 96 761 0 731 1 0 1 1 0 8 0 amappl3 88 126 0 120 1 0 1 1 0 8 0 amappl2 80 6243 0 6176 2 0 2 2 0 8 0 amappl1 72 28052 0 27637 24 15 9 17 0 8 0 amappl 80 1868 0 1823 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 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 27 0 9 1 0 1 1 0 8 0 uaddrrnd 24 884 0 869 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 884 0 869 1 0 1 1 0 8 0 vmmpekpl 168 8753 0 8720 2 0 2 2 0 8 0 vmmpepl 168 111645 0 109433 142 40 102 118 0 357 3 vmsppl 272 883 0 869 3 1 2 2 0 8 0 pdppl 4096 1774 0 1739 6 1 5 6 0 8 0 pvpl 32 261681 0 241441 196 8 188 188 0 265 1 pmappl 200 883 0 869 1 0 1 1 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 300 0 30 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(ffff800000ac6800,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000b39500,ffff800000ad6e00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad6e00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad6e00) at pfi_kif_update+0xba sys/net/pf_if.c:442 if_addgroup(ffff800000ac6800,ffff80001e84b1e8) at if_addgroup+0x280 sys/net/if.c:2736 ifioctl(fffffd80547fc978,80286987,ffff80001e84b1d0,ffff80001e7b6778) at ifioctl+0x13e7 sys/net/if.c:2148 sys_ioctl(ffff80001e7b6778,ffff80001e84b2e8,ffff80001e84b330) at sys_ioctl+0x4a1 syscall(ffff80001e84b3b0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7cd42f45bb0, 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(ffff800000ac6800,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000b39500,ffff800000ad6e00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad6e00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad6e00) at pfi_kif_update+0xba sys/net/pf_if.c:442 if_addgroup(ffff800000ac6800,ffff80001e84b1e8) at if_addgroup+0x280 sys/net/if.c:2736 ifioctl(fffffd80547fc978,80286987,ffff80001e84b1d0,ffff80001e7b6778) at ifioctl+0x13e7 sys/net/if.c:2148 sys_ioctl(ffff80001e7b6778,ffff80001e84b2e8,ffff80001e84b330) at sys_ioctl+0x4a1 syscall(ffff80001e84b3b0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7cd42f45bb0, count: -9