b•øŠ+:ƒÊ÷¯¹ØÜÑa4.uvm_fault(0xfffffd8064dde9a0, 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(0xfffffd8064dde9a0, 0x4, 0, 1) -> e pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 end trace frame: 0xffff80001e83ad70, 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(ffff800000af4a80,ffff800000ad7d00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad7d00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad7d00) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000b02350,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ac9000,3,ffff80001d776290) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ac9000,3,ffff80001d776290) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd8064178750,cd604404,ffff800000ac9000,3,fffffd806c3bfae0,ffff80001d776290) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd805b850da8,cd604404,ffff800000ac9000,ffff80001d776290) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d776290,ffff80001e83b318,ffff80001e83b360) at sys_ioctl+0x4a1 syscall(ffff80001e83b3e0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1fae2c55dc0, count: -11 ddb> show registers rdi 0xffffffff81b39ef7 pfi_address_add+0x1e7 rsi 0x1181 __ALIGN_SIZE+0x181 rbp 0xffff80001e83acd0 rbx 0 rdx 0x1182 __ALIGN_SIZE+0x182 rcx 0xffff80001d7a0000 rax 0 r8 0xffffffff81b397b1 pfi_instance_add+0xf1 r9 0x1 r10 0x2 r11 0x3cd554391733600 r12 0x34 r13 0x2 r14 0xffff800000654034 r15 0 rip 0xffffffff81b39efb pfi_address_add+0x1eb cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80001e83ac60 ss 0x10 pfi_address_add+0x1eb: movl 0x4(%rax),%eax ddb> show proc PROC (syz-executor.0) pid=118807 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=77, nice=20 forw=0xffffffffffffffff, list=0xffff80001d776770,0xffffffff82853eb0 process=0xffff80001e81e030 user=0xffff80001e836000, vmspace=0xfffffd8064dde9a0 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 81909 168891 44314 0 2 0 syz-executor.0 *81909 118807 44314 0 7 0x4000000 syz-executor.0 13701 273223 0 0 3 0x14200 acct acct 66621 34209 0 0 3 0x14280 nfsidl nfsio 65177 518009 0 0 3 0x14280 nfsidl nfsio 96891 405940 0 0 3 0x14280 nfsidl nfsio 62227 167513 0 0 3 0x14280 nfsidl nfsio 32350 374058 0 0 3 0x14280 nfsidl nfsio 89831 503741 0 0 3 0x14280 nfsidl nfsio 58607 118361 0 0 3 0x14280 nfsidl nfsio 35362 98224 0 0 3 0x14280 nfsidl nfsio 79483 425427 0 0 3 0x14280 nfsidl nfsio 67993 408998 0 0 3 0x14280 nfsidl nfsio 64352 330569 0 0 3 0x14280 nfsidl nfsio 83776 2468 0 0 3 0x14280 nfsidl nfsio 19860 225360 0 0 3 0x14280 nfsidl nfsio 28531 86263 0 0 3 0x14280 nfsidl nfsio 84534 385280 0 0 3 0x14280 nfsidl nfsio 41905 79131 0 0 3 0x14280 nfsidl nfsio 74761 481347 0 0 3 0x14280 nfsidl nfsio 66506 345473 0 0 3 0x14280 nfsidl nfsio 10623 221556 0 0 3 0x14280 nfsidl nfsio 33081 106517 0 0 3 0x14280 nfsidl nfsio 14773 19240 0 0 3 0x14200 bored sosplice 47081 266368 24058 0 2 0x2 syz-executor.1 44314 395941 24058 0 3 0x82 nanosleep syz-executor.0 24058 17623 93362 0 3 0x82 thrsleep syz-fuzzer 24058 351892 93362 0 3 0x4000082 nanosleep syz-fuzzer 24058 6069 93362 0 3 0x4000082 thrsleep syz-fuzzer 24058 42261 93362 0 3 0x4000082 thrsleep syz-fuzzer 24058 311829 93362 0 3 0x4000082 thrsleep syz-fuzzer 24058 125866 93362 0 3 0x4000082 kqread syz-fuzzer 24058 283353 93362 0 3 0x4000082 thrsleep syz-fuzzer 93362 127820 41106 0 3 0x10008a pause ksh 41106 520092 30174 0 3 0x92 select sshd 15422 88401 1 0 3 0x100083 ttyin getty 30174 292826 1 0 3 0x80 select sshd 63525 409226 2672 73 3 0x100090 kqread syslogd 2672 204893 1 0 3 0x100082 netio syslogd 73966 448559 1 77 3 0x100090 poll dhclient 67435 450242 1 0 3 0x80 poll dhclient 71831 30880 0 0 3 0x14200 bored smr 15591 79766 0 0 2 0x14200 zerothread 67628 269791 0 0 3 0x14200 aiodoned aiodoned 36176 430648 0 0 3 0x14200 syncer update 86410 231826 0 0 3 0x14200 cleaner cleaner 56566 347828 0 0 3 0x14200 reaper reaper 21010 251026 0 0 3 0x14200 pgdaemon pagedaemon 97289 26363 0 0 3 0x14200 bored crynlk 91460 64676 0 0 3 0x14200 bored crypto 83634 445488 0 0 3 0x40014200 acpi0 acpi0 51893 4769 0 0 3 0x14200 bored softnet 72579 488835 0 0 3 0x14200 bored systqmp 37971 415361 0 0 3 0x14200 bored systq 29828 99155 0 0 3 0x40014200 bored softclock 54801 118535 0 0 3 0x40014200 idle0 1 437723 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 9513 6363K 6841K 78643K 10975 0 pcb 13 8K 8K 78643K 104 0 rtable 129 10K 10K 78643K 594 0 ifaddr 96 19K 19K 78643K 227 0 sysctl 0 0K 0K 78643K 2 0 counters 21 16K 16K 78643K 28 0 ioctlops 1 4K 4K 78643K 120 0 iov 0 0K 24K 78643K 78 0 mount 1 1K 1K 78643K 1 0 vnodes 1229 77K 77K 78643K 1358 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 10 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 1K 78643K 106 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 195K 288K 78643K 12938 0 file desc 5 13K 25K 78643K 546 0 sigio 0 0K 0K 78643K 4 0 proc 49 38K 63K 78643K 408 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 38 0 in_multi 85 3K 4K 78643K 152 0 ether_multi 1 0K 0K 78643K 11 0 mrt 0 0K 0K 78643K 4 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 218 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 137 72K 72K 78643K 2107 0 UVM aobj 30 7K 7K 78643K 32 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 51 0 NDP 13 0K 0K 78643K 31 0 temp 137 3876K 3944K 78643K 11727 0 kqueue 3 4K 14K 78643K 37 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 49 0 47 1 0 1 1 0 8 0 rtentry 112 64 0 23 2 0 2 2 0 8 0 unpcb 120 287 0 279 1 0 1 1 0 8 0 syncache 264 8 0 8 3 2 1 1 0 8 1 tcpqe 32 66 0 66 1 1 0 1 0 8 0 tcpcb 544 146 0 142 1 0 1 1 0 8 0 ipq 40 3 0 3 1 0 1 1 0 8 1 ipqe 40 8 0 8 1 0 1 1 0 8 1 inpcb 296 463 0 456 4 2 2 2 0 8 1 rttmr 72 1 0 1 1 1 0 1 0 8 0 nd6 48 15 0 11 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 0 1 1 0 8 1 ppxss 1136 2 0 2 2 2 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 138 0 126 3 1 2 2 0 8 1 pftag 88 18 0 14 1 0 1 1 0 8 0 pfstitem 24 4 0 0 1 0 1 1 0 8 0 pfstkey 112 6 0 2 1 0 1 1 0 8 0 pfstate 328 3 0 1 1 0 1 1 0 8 0 pfrule 1360 53 0 31 2 0 2 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 260 0 88 13 0 13 13 0 8 0 art_table 32 261 0 88 2 0 2 2 0 8 0 art_node 16 63 0 25 1 0 1 1 0 8 0 sysvmsgpl 40 28 0 18 1 0 1 1 0 8 0 semupl 112 5 0 5 1 1 0 1 0 8 0 semapl 112 104 0 94 1 0 1 1 0 8 0 shmpl 112 29 0 2 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2196 0 794 88 0 88 88 0 8 0 ffsino 240 2196 0 794 83 0 83 83 0 8 0 nchpl 144 3470 0 1878 60 0 60 60 0 8 0 rtmask 32 4 0 2 1 0 1 1 0 8 0 uvmvnodes 72 2311 0 0 43 0 43 43 0 8 0 vnodes 208 2311 0 0 122 0 122 122 0 8 0 namei 1024 9500 0 9500 2 1 1 1 0 8 1 vcpupl 1984 5 0 1 1 0 1 1 0 8 0 vmpool 528 5 0 1 1 0 1 1 0 8 0 pfiaddrpl 120 47 0 34 1 0 1 1 0 8 0 scxspl 192 9785 0 9785 2 1 1 1 0 8 1 plimitpl 152 37 0 30 1 0 1 1 0 8 0 sigapl 424 754 0 704 6 0 6 6 0 8 0 futexpl 56 10921 0 10921 2 1 1 1 0 8 1 knotepl 112 99 0 80 1 0 1 1 0 8 0 kqueuepl 144 82 0 77 1 0 1 1 0 8 0 pipepl 272 116 0 106 1 0 1 1 0 8 0 fdescpl 432 718 0 704 2 0 2 2 0 8 0 filepl 120 4487 0 4389 5 1 4 4 0 8 1 lockfpl 104 120 0 119 1 0 1 1 0 8 0 lockfspl 48 41 0 40 1 0 1 1 0 8 0 sessionpl 112 17 0 7 1 0 1 1 0 8 0 pgrppl 48 25 0 15 1 0 1 1 0 8 0 ucredpl 96 462 0 455 1 0 1 1 0 8 0 zombiepl 144 704 0 704 1 0 1 1 0 8 1 processpl 928 754 0 704 7 0 7 7 0 8 0 procpl 624 1371 0 1314 5 0 5 5 0 8 0 sosppl 128 5 0 5 3 2 1 1 0 8 1 sockpl 400 804 0 787 5 1 4 4 0 8 2 mcl64k 65536 55 0 55 3 2 1 1 0 8 1 mcl16k 16384 3 0 3 2 2 0 1 0 8 0 mcl12k 12288 23 0 23 3 2 1 1 0 8 1 mcl9k 9216 11 0 11 4 3 1 1 0 8 1 mcl8k 8192 18 0 18 3 2 1 1 0 8 1 mcl4k 4096 48 0 48 4 3 1 1 0 8 1 mcl2k2 2112 8 0 8 3 2 1 1 0 8 1 mcl2k 2048 86990 0 86944 15 8 7 13 0 8 0 mtagpl 96 33 0 9 2 1 1 1 0 8 0 mbufpl 256 140808 0 140596 20 4 16 19 0 8 0 bufpl 280 4554 0 128 317 0 317 317 0 8 0 anonpl 16 98870 0 82485 90 16 74 85 0 107 0 amapchunkpl 152 3737 0 3604 20 14 6 19 0 158 0 amappl16 192 3709 0 2706 69 18 51 62 0 8 0 amappl15 184 260 0 258 1 0 1 1 0 8 0 amappl14 176 25 0 19 1 0 1 1 0 8 0 amappl13 168 280 0 275 1 0 1 1 0 8 0 amappl12 160 269 0 263 1 0 1 1 0 8 0 amappl11 152 46 0 37 1 0 1 1 0 8 0 amappl10 144 14 0 8 1 0 1 1 0 8 0 amappl9 136 378 0 376 1 0 1 1 0 8 0 amappl8 128 349 0 299 2 0 2 2 0 8 0 amappl7 120 104 0 93 1 0 1 1 0 8 0 amappl6 112 21 0 18 1 0 1 1 0 8 0 amappl5 104 401 0 391 1 0 1 1 0 8 0 amappl4 96 676 0 648 1 0 1 1 0 8 0 amappl3 88 392 0 384 1 0 1 1 0 8 0 amappl2 80 5192 0 5125 2 0 2 2 0 8 0 amappl1 72 24980 0 24558 23 13 10 17 0 8 0 amappl 80 1606 0 1562 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 31 0 2 1 0 1 1 0 8 0 uaddrrnd 24 723 0 705 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 723 0 705 1 0 1 1 0 8 0 vmmpekpl 168 8127 0 8096 2 0 2 2 0 8 0 vmmpepl 168 94223 0 92099 127 28 99 113 0 357 5 vmsppl 272 722 0 705 3 1 2 2 0 8 0 pdppl 4096 1452 0 1414 7 1 6 6 0 8 1 pvpl 32 259141 0 239662 212 35 177 202 0 265 5 pmappl 200 722 0 705 1 0 1 1 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 263 0 27 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(ffff800000af4a80,ffff800000ad7d00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad7d00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad7d00) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000b02350,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ac9000,3,ffff80001d776290) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ac9000,3,ffff80001d776290) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd8064178750,cd604404,ffff800000ac9000,3,fffffd806c3bfae0,ffff80001d776290) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd805b850da8,cd604404,ffff800000ac9000,ffff80001d776290) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d776290,ffff80001e83b318,ffff80001e83b360) at sys_ioctl+0x4a1 syscall(ffff80001e83b3e0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1fae2c55dc0, 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(ffff800000af4a80,ffff800000ad7d00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad7d00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad7d00) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000b02350,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ac9000,3,ffff80001d776290) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ac9000,3,ffff80001d776290) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd8064178750,cd604404,ffff800000ac9000,3,fffffd806c3bfae0,ffff80001d776290) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd805b850da8,cd604404,ffff800000ac9000,ffff80001d776290) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d776290,ffff80001e83b318,ffff80001e83b360) at sys_ioctl+0x4a1 syscall(ffff80001e83b3e0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1fae2c55dc0, count: -11