uvm_fault(0xfffffd8066109ab0, 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(0xfffffd8066109ab0, 0x4, 0, 1) -> e pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 end trace frame: 0xffff80001e7b2fd0, 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(ffff800000b44a88,ffff800000ad8d00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad8d00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad8d00) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000b5bde8,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ac8000,3,ffff80001f821130) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ac8000,3,ffff80001f821130) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd805d84f0d0,cd604404,ffff800000ac8000,3,fffffd806c3bfb40,ffff80001f821130) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd8053869438,cd604404,ffff800000ac8000,ffff80001f821130) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001f821130,ffff80001e7b3578,ffff80001e7b35c0) at sys_ioctl+0x4a1 syscall(ffff80001e7b3640) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf02ffa6c290, count: -11 ddb> show registers rdi 0xffffffff816fe797 pfi_address_add+0x1e7 rsi 0xe97 rbp 0xffff80001e7b2f30 rbx 0 rdx 0xe98 rcx 0xffff80001f9a8000 rax 0 r8 0xffffffff816fe051 pfi_instance_add+0xf1 r9 0x1 r10 0x2 r11 0x7928323891c86a6b r12 0 r13 0x2 r14 0xffff800000654000 r15 0 rip 0xffffffff816fe79b pfi_address_add+0x1eb cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80001e7b2ec0 ss 0x10 pfi_address_add+0x1eb: movl 0x4(%rax),%eax ddb> show proc PROC (syz-executor.1) pid=214335 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=79, nice=20 forw=0xffffffffffffffff, list=0xffff80001f8209e0,0xffffffff8280df10 process=0xffff80001f840b10 user=0xffff80001e7ae000, vmspace=0xfffffd8066109ab0 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 73910 40568 22244 0 2 0 syz-executor.1 *73910 214335 22244 0 7 0x4000000 syz-executor.1 90134 476184 0 0 3 0x14280 nfsidl nfsio 42477 56379 0 0 3 0x14280 nfsidl nfsio 72119 272901 0 0 3 0x14280 nfsidl nfsio 49034 256666 0 0 3 0x14280 nfsidl nfsio 41253 225529 0 0 3 0x14280 nfsidl nfsio 30465 118640 0 0 3 0x14280 nfsidl nfsio 5931 167421 0 0 3 0x14280 nfsidl nfsio 69274 64611 0 0 3 0x14280 nfsidl nfsio 8044 356326 0 0 3 0x14280 nfsidl nfsio 91515 296852 0 0 3 0x14280 nfsidl nfsio 42022 95142 0 0 3 0x14280 nfsidl nfsio 60049 283872 0 0 3 0x14280 nfsidl nfsio 30795 475912 0 0 3 0x14280 nfsidl nfsio 67700 233289 0 0 3 0x14280 nfsidl nfsio 41214 132993 0 0 3 0x14280 nfsidl nfsio 90996 394281 0 0 3 0x14280 nfsidl nfsio 43707 163177 0 0 3 0x14280 nfsidl nfsio 43998 197270 0 0 3 0x14280 nfsidl nfsio 68581 392222 0 0 3 0x14280 nfsidl nfsio 34763 179585 0 0 3 0x14280 nfsidl nfsio 22280 434709 0 0 3 0x14200 acct acct 50154 347426 45714 0 2 0x2 syz-executor.0 53225 252900 0 0 3 0x14200 bored sosplice 22244 2443 45714 0 3 0x82 nanosleep syz-executor.1 45714 26314 82573 0 3 0x82 thrsleep syz-fuzzer 45714 321688 82573 0 3 0x4000082 nanosleep syz-fuzzer 45714 265267 82573 0 3 0x4000082 kqread syz-fuzzer 45714 51633 82573 0 3 0x4000082 thrsleep syz-fuzzer 45714 113395 82573 0 3 0x4000082 thrsleep syz-fuzzer 45714 79420 82573 0 3 0x4000082 thrsleep syz-fuzzer 45714 168080 82573 0 3 0x4000082 thrsleep syz-fuzzer 45714 456570 82573 0 3 0x4000082 thrsleep syz-fuzzer 45714 64009 82573 0 3 0x4000082 thrsleep syz-fuzzer 82573 123796 86656 0 3 0x10008a pause ksh 86656 188725 95243 0 3 0x92 select sshd 81348 30404 1 0 3 0x100083 ttyin getty 95243 260075 1 0 3 0x80 select sshd 42242 78655 50580 73 3 0x100090 kqread syslogd 50580 29821 1 0 3 0x100082 netio syslogd 94941 412073 1 77 3 0x100090 poll dhclient 63 121804 1 0 3 0x80 poll dhclient 75108 82274 0 0 3 0x14200 bored smr 84853 372933 0 0 2 0x14200 zerothread 40365 454898 0 0 3 0x14200 aiodoned aiodoned 75525 225267 0 0 3 0x14200 syncer update 41268 124274 0 0 3 0x14200 cleaner cleaner 29057 379063 0 0 3 0x14200 reaper reaper 66875 190325 0 0 3 0x14200 pgdaemon pagedaemon 93233 79487 0 0 3 0x14200 bored crynlk 6582 380082 0 0 3 0x14200 bored crypto 48612 228483 0 0 3 0x40014200 acpi0 acpi0 59440 377688 0 0 3 0x14200 bored softnet 91406 432024 0 0 3 0x14200 bored systqmp 52530 392162 0 0 3 0x14200 bored systq 76795 516474 0 0 3 0x40014200 bored softclock 88793 191147 0 0 3 0x40014200 idle0 1 482442 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 9531 6355K 7645K 78643K 15691 0 pcb 13 8K 8K 78643K 113 0 rtable 88 6K 9K 78643K 831 0 ifaddr 106 20K 20K 78643K 260 0 sysctl 3 1K 1K 78643K 3 0 counters 21 16K 16K 78643K 31 0 ioctlops 1 4K 4K 78643K 171 0 iov 0 0K 16K 78643K 97 0 mount 1 1K 1K 78643K 1 0 vnodes 1224 77K 77K 78643K 2490 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 9 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 1K 78643K 191 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 195K 288K 78643K 12938 0 file desc 5 13K 25K 78643K 1045 0 sigio 0 0K 0K 78643K 18 0 proc 50 38K 63K 78643K 473 0 subproc 32 2K 2K 78643K 55 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 56 0 in_multi 76 3K 3K 78643K 223 0 ether_multi 1 0K 0K 78643K 17 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 55 254K 254K 78643K 55 0 exec 0 0K 1K 78643K 254 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 160 89K 94K 78643K 3225 0 UVM aobj 33 4K 4K 78643K 51 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 83 0 NDP 16 0K 0K 78643K 48 0 temp 160 3884K 3948K 78643K 25066 0 kqueue 3 4K 16K 78643K 39 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 10 0 5 1 0 1 1 0 8 0 rtpcb 80 49 0 47 1 0 1 1 0 8 0 rtentry 112 125 0 100 2 0 2 2 0 8 0 unpcb 120 271 0 261 1 0 1 1 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpqe 32 119 0 119 1 1 0 1 0 8 0 tcpcb 544 206 0 202 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 1546 0 1539 4 2 2 2 0 8 1 rttmr 72 2 0 2 1 1 0 1 0 8 0 nd6 48 31 0 29 1 0 1 1 0 8 0 pkpcb 40 12 0 12 3 3 0 1 0 8 0 ppxss 1136 1 0 1 1 1 0 1 0 8 0 pfstscr 40 4 0 4 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 11 0 9 1 0 1 1 0 8 0 pfrktable 1344 168 0 161 4 3 1 2 0 8 0 pftag 88 20 0 18 2 1 1 1 0 8 0 pfqueue 264 2 0 0 1 0 1 1 0 8 0 pfstkey 112 4 0 4 1 1 0 1 0 8 0 pfstate 328 2 0 2 1 1 0 1 0 8 0 pfrule 1360 42 0 27 3 1 2 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 874 0 727 20 7 13 16 0 8 0 art_table 32 876 0 727 3 0 3 3 0 8 0 art_node 16 124 0 105 1 0 1 1 0 8 0 sysvmsgpl 40 33 0 23 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 182 0 172 1 0 1 1 0 8 0 shmpl 112 48 0 18 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2677 0 1285 88 0 88 88 0 8 0 ffsino 240 2677 0 1285 83 0 83 83 0 8 0 nchpl 144 4291 0 2701 60 0 60 60 0 8 0 rtmask 32 22 0 20 1 0 1 1 0 8 0 uvmvnodes 72 3894 0 0 71 0 71 71 0 8 0 vnodes 208 3894 0 0 205 0 205 205 0 8 0 namei 1024 12306 0 12306 2 1 1 1 0 8 1 vcpupl 1984 7 0 0 1 0 1 1 0 8 0 vmpool 528 7 0 0 1 0 1 1 0 8 0 pfiaddrpl 120 53 0 44 2 1 1 1 0 8 0 scsiplug 64 2 0 2 1 1 0 1 0 8 0 scxspl 192 12786 0 12786 1 0 1 1 0 8 1 plimitpl 152 62 0 55 1 0 1 1 0 8 0 sigapl 424 1250 0 1200 6 0 6 6 0 8 0 futexpl 56 20273 0 20273 2 1 1 1 0 8 1 knotepl 112 116 0 97 1 0 1 1 0 8 0 kqueuepl 144 115 0 112 1 0 1 1 0 8 0 pipepl 272 190 0 180 1 0 1 1 0 8 0 fdescpl 432 1214 0 1200 2 0 2 2 0 8 0 filepl 120 6970 0 6874 5 1 4 4 0 8 0 lockfpl 104 244 0 243 1 0 1 1 0 8 0 lockfspl 48 87 0 86 1 0 1 1 0 8 0 sessionpl 112 18 0 8 1 0 1 1 0 8 0 pgrppl 48 28 0 18 1 0 1 1 0 8 0 ucredpl 96 531 0 524 1 0 1 1 0 8 0 zombiepl 144 1200 0 1200 2 1 1 1 0 8 1 processpl 928 1250 0 1200 7 0 7 7 0 8 0 procpl 624 2401 0 2342 5 0 5 5 0 8 0 sosppl 128 12 0 12 4 3 1 1 0 8 1 sockpl 400 1880 0 1861 4 1 3 4 0 8 0 mcl64k 65536 65 0 65 5 4 1 1 0 8 1 mcl16k 16384 7 0 7 4 3 1 1 0 8 1 mcl12k 12288 36 0 36 2 1 1 1 0 8 1 mcl9k 9216 14 0 14 3 2 1 1 0 8 1 mcl8k 8192 39 0 39 3 2 1 1 0 8 1 mcl4k 4096 78 0 78 4 3 1 1 0 8 1 mcl2k2 2112 14 0 14 4 3 1 1 0 8 1 mcl2k 2048 92471 0 92422 16 9 7 13 0 8 0 mtagpl 96 114 0 63 3 1 2 2 0 8 0 mbufpl 256 151855 0 151599 29 8 21 21 0 8 0 bufpl 280 5498 0 159 382 0 382 382 0 8 0 anonpl 16 125383 0 109272 103 14 89 89 0 107 14 amapchunkpl 152 5263 0 5126 26 15 11 19 0 158 5 amappl16 192 5038 0 4028 76 16 60 64 0 8 8 amappl15 184 487 0 483 1 0 1 1 0 8 0 amappl14 176 24 0 19 1 0 1 1 0 8 0 amappl13 168 481 0 477 1 0 1 1 0 8 0 amappl12 160 463 0 461 1 0 1 1 0 8 0 amappl11 152 50 0 41 1 0 1 1 0 8 0 amappl10 144 491 0 483 1 0 1 1 0 8 0 amappl9 136 448 0 447 1 0 1 1 0 8 0 amappl8 128 468 0 412 2 0 2 2 0 8 0 amappl7 120 113 0 100 1 0 1 1 0 8 0 amappl6 112 28 0 18 1 0 1 1 0 8 0 amappl5 104 699 0 686 1 0 1 1 0 8 0 amappl4 96 886 0 859 1 0 1 1 0 8 0 amappl3 88 587 0 581 1 0 1 1 0 8 0 amappl2 80 9321 0 9253 2 0 2 2 0 8 0 amappl1 72 35482 0 35075 23 13 10 17 0 8 0 amappl 80 2673 0 2627 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 50 0 18 1 0 1 1 0 8 0 uaddrrnd 24 1221 0 1200 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1221 0 1200 1 0 1 1 0 8 0 vmmpekpl 168 11675 0 11643 2 0 2 2 0 8 0 vmmpepl 168 152030 0 149894 159 48 111 125 0 357 16 vmsppl 272 1220 0 1200 3 1 2 2 0 8 0 pdppl 4096 2448 0 2407 7 1 6 6 0 8 0 pvpl 32 347420 0 328202 227 21 206 206 0 265 32 pmappl 200 1220 0 1200 2 0 2 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 285 0 43 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(ffff800000b44a88,ffff800000ad8d00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad8d00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad8d00) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000b5bde8,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ac8000,3,ffff80001f821130) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ac8000,3,ffff80001f821130) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd805d84f0d0,cd604404,ffff800000ac8000,3,fffffd806c3bfb40,ffff80001f821130) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd8053869438,cd604404,ffff800000ac8000,ffff80001f821130) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001f821130,ffff80001e7b3578,ffff80001e7b35c0) at sys_ioctl+0x4a1 syscall(ffff80001e7b3640) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf02ffa6c290, 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(ffff800000b44a88,ffff800000ad8d00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad8d00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad8d00) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000b5bde8,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ac8000,3,ffff80001f821130) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ac8000,3,ffff80001f821130) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd805d84f0d0,cd604404,ffff800000ac8000,3,fffffd806c3bfb40,ffff80001f821130) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd8053869438,cd604404,ffff800000ac8000,ffff80001f821130) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001f821130,ffff80001e7b3578,ffff80001e7b35c0) at sys_ioctl+0x4a1 syscall(ffff80001e7b3640) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf02ffa6c290, count: -11