uvm_fault(0xfffffd80581d79a0, 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(0xfffffd80581d79a0, 0x4, 0, 1) -> e pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 end trace frame: 0xffff80001e7a5630, 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(ffff800000adca80,ffff800000ad6b00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad6b00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad6b00) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000ada328,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ad1000,3,ffff80001d760020) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:895 [inline] pfioctl(4900,cd604404,ffff800000ad1000,3,ffff80001d760020) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1267 VOP_IOCTL(fffffd8069d11410,cd604404,ffff800000ad1000,3,fffffd806c3bfa20,ffff80001d760020) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd80575cde98,cd604404,ffff800000ad1000,ffff80001d760020) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d760020,ffff80001e7a5bd8,ffff80001e7a5c20) at sys_ioctl+0x4a1 syscall(ffff80001e7a5ca0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaeae5c35de0, count: -11 ddb> show registers rdi 0xffffffff81fad7b7 pfi_address_add+0x1e7 rsi 0x48f rbp 0xffff80001e7a5590 rbx 0 rdx 0x490 rcx 0xffff80001f9a0000 rax 0 r8 0xffffffff81fad071 pfi_instance_add+0xf1 r9 0x1 r10 0x2 r11 0x8ae05d3727596d3b r12 0x34 r13 0x2 r14 0xffff800000654034 r15 0 rip 0xffffffff81fad7bb pfi_address_add+0x1eb cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80001e7a5520 ss 0x10 pfi_address_add+0x1eb: movl 0x4(%rax),%eax ddb> show proc PROC (syz-executor.1) pid=49654 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=80, nice=20 forw=0xffffffffffffffff, list=0xffff80001d760c50,0xffffffff827ea6f8 process=0xffff80001e3935f0 user=0xffff80001e7a0000, vmspace=0xfffffd80581d79a0 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 88559 249950 67738 0 2 0 syz-executor.1 *88559 49654 67738 0 7 0x4000000 syz-executor.1 56609 123798 0 0 3 0x14200 bored sosplice 138 166631 0 0 3 0x14200 acct acct 17799 369149 0 0 3 0x14280 nfsidl nfsio 14004 357963 0 0 3 0x14280 nfsidl nfsio 97229 240198 0 0 3 0x14280 nfsidl nfsio 46871 65612 0 0 3 0x14280 nfsidl nfsio 21862 506250 0 0 3 0x14280 nfsidl nfsio 651 251996 0 0 3 0x14280 nfsidl nfsio 34944 27192 0 0 3 0x14280 nfsidl nfsio 68026 121876 0 0 3 0x14280 nfsidl nfsio 46387 492692 0 0 3 0x14280 nfsidl nfsio 60278 256096 0 0 3 0x14280 nfsidl nfsio 12753 24120 0 0 3 0x14280 nfsidl nfsio 19908 400108 0 0 3 0x14280 nfsidl nfsio 22141 306921 0 0 3 0x14280 nfsidl nfsio 43404 31269 0 0 3 0x14280 nfsidl nfsio 51311 424821 0 0 3 0x14280 nfsidl nfsio 62730 146583 0 0 3 0x14280 nfsidl nfsio 12686 54415 0 0 3 0x14280 nfsidl nfsio 35068 143857 0 0 3 0x14280 nfsidl nfsio 8431 163983 0 0 3 0x14280 nfsidl nfsio 80695 496812 0 0 3 0x14280 nfsidl nfsio 67738 27298 80173 0 3 0x82 nanosleep syz-executor.1 39021 95084 80173 0 3 0x82 piperd syz-executor.0 80173 149894 34193 0 3 0x82 thrsleep syz-fuzzer 80173 494218 34193 0 3 0x4000082 nanosleep syz-fuzzer 80173 44620 34193 0 2 0x4000002 syz-fuzzer 80173 55600 34193 0 3 0x4000082 thrsleep syz-fuzzer 80173 9870 34193 0 3 0x4000082 thrsleep syz-fuzzer 80173 128654 34193 0 3 0x4000082 thrsleep syz-fuzzer 80173 490225 34193 0 3 0x4000082 thrsleep syz-fuzzer 34193 257026 52378 0 3 0x10008a pause ksh 52378 181168 75462 0 3 0x92 select sshd 40091 300372 1 0 3 0x100083 ttyin getty 75462 337839 1 0 3 0x80 select sshd 57747 96878 63676 73 3 0x100090 kqread syslogd 63676 23745 1 0 3 0x100082 netio syslogd 3289 397927 1 77 3 0x100090 poll dhclient 7778 221752 1 0 3 0x80 poll dhclient 8628 483755 0 0 3 0x14200 bored smr 94955 440710 0 0 2 0x14200 zerothread 53126 414918 0 0 3 0x14200 aiodoned aiodoned 12530 203836 0 0 3 0x14200 syncer update 41996 384651 0 0 3 0x14200 cleaner cleaner 74837 383510 0 0 3 0x14200 reaper reaper 56536 349994 0 0 3 0x14200 pgdaemon pagedaemon 2439 272115 0 0 3 0x14200 bored crynlk 61712 123730 0 0 3 0x14200 bored crypto 29524 99874 0 0 3 0x40014200 acpi0 acpi0 38050 417423 0 0 3 0x14200 bored softnet 83805 344755 0 0 3 0x14200 bored systqmp 32449 203027 0 0 3 0x14200 bored systq 96037 331199 0 0 3 0x40014200 bored softclock 21432 264620 0 0 3 0x40014200 idle0 1 159437 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 9469 6329K 6584K 78643K 10905 0 pcb 13 8K 8K 78643K 55 0 rtable 105 6K 8K 78643K 318 0 ifaddr 57 13K 14K 78643K 95 0 counters 21 16K 16K 78643K 24 0 ioctlops 1 4K 4K 78643K 86 0 iov 0 0K 32K 78643K 20 0 mount 1 1K 1K 78643K 1 0 vnodes 1219 77K 77K 78643K 1325 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 12 0K 0K 78643K 70 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 195K 288K 78643K 12938 0 file desc 5 13K 25K 78643K 283 0 sigio 0 0K 0K 78643K 16 0 proc 50 38K 54K 78643K 378 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 36 0 in_multi 43 2K 2K 78643K 100 0 ether_multi 1 0K 0K 78643K 11 0 mrt 0 0K 0K 78643K 2 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 49 228K 228K 78643K 49 0 exec 0 0K 1K 78643K 223 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 127 39K 40K 78643K 1528 0 UVM aobj 11 4K 4K 78643K 13 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 48 0 NDP 7 0K 0K 78643K 15 0 temp 91 3868K 3932K 78643K 5746 0 kqueue 3 4K 9K 78643K 16 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 0 1 0 1 1 0 8 0 rtpcb 80 25 0 23 1 0 1 1 0 8 0 rtentry 112 59 0 24 2 0 2 2 0 8 0 unpcb 120 147 0 139 1 0 1 1 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpqe 32 153 0 153 1 1 0 1 0 8 0 tcpcb 544 423 0 418 2 1 1 2 0 8 0 inpcb 296 631 0 623 5 3 2 2 0 8 1 rttmr 72 1 0 1 1 1 0 1 0 8 0 nd6 48 12 0 6 1 0 1 1 0 8 0 ppxss 1136 1 0 1 1 1 0 1 0 8 0 pfrke_plain 160 2 0 0 1 0 1 1 0 8 0 pfrktable 1344 33 0 26 1 0 1 1 0 8 0 pftag 88 7 0 6 1 0 1 1 0 8 0 pfrule 1360 19 0 8 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 240 0 50 13 0 13 13 0 8 0 art_table 32 241 0 50 2 0 2 2 0 8 0 art_node 16 58 0 28 1 0 1 1 0 8 0 sysvmsgpl 40 4 0 0 1 0 1 1 0 8 0 semupl 112 4 0 4 1 1 0 1 0 8 0 semapl 112 62 0 52 1 0 1 1 0 8 0 shmpl 112 10 0 2 2 1 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1743 0 346 88 0 88 88 0 8 0 ffsino 240 1743 0 346 83 0 83 83 0 8 0 nchpl 144 2309 0 718 60 0 60 60 0 8 0 rtmask 32 4 0 2 1 0 1 1 0 8 0 uvmvnodes 72 1858 0 0 34 0 34 34 0 8 0 vnodes 208 1858 0 0 98 0 98 98 0 8 0 namei 1024 6035 0 6035 2 1 1 1 0 8 1 vcpupl 1984 4 0 0 1 0 1 1 0 8 0 vmpool 528 10 0 6 1 0 1 1 0 8 0 pfiaddrpl 120 13 0 8 1 0 1 1 0 8 0 scxspl 192 6811 0 6811 1 0 1 1 0 8 1 plimitpl 152 28 0 21 1 0 1 1 0 8 0 sigapl 424 491 0 441 6 0 6 6 0 8 0 futexpl 56 5456 0 5456 2 1 1 1 0 8 1 knotepl 112 78 0 59 1 0 1 1 0 8 0 kqueuepl 144 34 0 32 1 0 1 1 0 8 0 pipepl 272 108 0 98 1 0 1 1 0 8 0 fdescpl 432 455 0 441 2 0 2 2 0 8 0 filepl 120 2735 0 2638 4 0 4 4 0 8 1 lockfpl 104 40 0 39 1 0 1 1 0 8 0 lockfspl 48 15 0 14 1 0 1 1 0 8 0 sessionpl 112 17 0 7 1 0 1 1 0 8 0 pgrppl 48 19 0 9 1 0 1 1 0 8 0 ucredpl 96 271 0 264 1 0 1 1 0 8 0 zombiepl 144 441 0 441 1 0 1 1 0 8 1 processpl 928 491 0 441 7 0 7 7 0 8 0 procpl 624 805 0 748 5 0 5 5 0 8 0 sosppl 128 2 0 2 1 1 0 1 0 8 0 sockpl 400 805 0 787 6 3 3 4 0 8 1 mcl64k 65536 8 0 8 3 3 0 1 0 8 0 mcl12k 12288 5 0 5 2 2 0 1 0 8 0 mcl8k 8192 4 0 4 4 3 1 1 0 8 1 mcl4k 4096 27 0 27 6 5 1 1 0 8 1 mcl2k2 2112 2 0 2 2 2 0 1 0 8 0 mcl2k 2048 93713 0 93663 17 10 7 16 0 8 0 mtagpl 96 25 0 2 2 1 1 1 0 8 0 mbufpl 256 149102 0 148940 20 7 13 16 0 8 0 bufpl 280 3772 0 126 261 0 261 261 0 8 0 anonpl 16 64890 0 47817 87 10 77 86 0 107 0 amapchunkpl 152 1936 0 1805 8 1 7 8 0 158 0 amappl16 192 2248 0 1205 66 13 53 65 0 8 0 amappl15 184 253 0 247 1 0 1 1 0 8 0 amappl14 176 23 0 18 1 0 1 1 0 8 0 amappl13 168 26 0 23 1 0 1 1 0 8 0 amappl12 160 9 0 6 1 0 1 1 0 8 0 amappl11 152 45 0 36 1 0 1 1 0 8 0 amappl10 144 262 0 255 1 0 1 1 0 8 0 amappl9 136 347 0 346 1 0 1 1 0 8 0 amappl8 128 342 0 296 2 0 2 2 0 8 0 amappl7 120 339 0 326 1 0 1 1 0 8 0 amappl6 112 29 0 21 1 0 1 1 0 8 0 amappl5 104 446 0 434 1 0 1 1 0 8 0 amappl4 96 424 0 396 1 0 1 1 0 8 0 amappl3 88 110 0 104 1 0 1 1 0 8 0 amappl2 80 2840 0 2772 2 0 2 2 0 8 0 amappl1 72 18899 0 18481 23 14 9 17 0 8 0 amappl 80 1049 0 1007 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 12 0 2 1 0 1 1 0 8 0 uaddrrnd 24 465 0 447 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 465 0 447 1 0 1 1 0 8 0 vmmpekpl 168 6957 0 6922 2 0 2 2 0 8 0 vmmpepl 168 62132 0 59972 131 35 96 114 0 357 2 vmsppl 272 464 0 447 3 1 2 2 0 8 0 pdppl 4096 936 0 898 7 2 5 6 0 8 0 pvpl 32 188889 0 168714 201 20 181 201 0 265 1 pmappl 200 464 0 447 1 0 1 1 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 267 0 38 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(ffff800000ac6000,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000adca80,ffff800000ad6b00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad6b00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad6b00) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000ada328,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ad1000,3,ffff80001d760020) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:895 [inline] pfioctl(4900,cd604404,ffff800000ad1000,3,ffff80001d760020) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1267 VOP_IOCTL(fffffd8069d11410,cd604404,ffff800000ad1000,3,fffffd806c3bfa20,ffff80001d760020) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd80575cde98,cd604404,ffff800000ad1000,ffff80001d760020) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d760020,ffff80001e7a5bd8,ffff80001e7a5c20) at sys_ioctl+0x4a1 syscall(ffff80001e7a5ca0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaeae5c35de0, 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(ffff800000adca80,ffff800000ad6b00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad6b00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad6b00) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000ada328,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ad1000,3,ffff80001d760020) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:895 [inline] pfioctl(4900,cd604404,ffff800000ad1000,3,ffff80001d760020) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1267 VOP_IOCTL(fffffd8069d11410,cd604404,ffff800000ad1000,3,fffffd806c3bfa20,ffff80001d760020) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd80575cde98,cd604404,ffff800000ad1000,ffff80001d760020) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d760020,ffff80001e7a5bd8,ffff80001e7a5c20) at sys_ioctl+0x4a1 syscall(ffff80001e7a5ca0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaeae5c35de0, count: -11