uvm_fault(0xfffffd80609df778, 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(0xfffffd80609df778, 0x4, 0, 1) -> e pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 end trace frame: 0xffff80001e7a3730, 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(ffff800000b12a08,ffff800000b34600,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000b34600) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000b34600) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000b35df8,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ad5000,3,ffff80001f59e030) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ad5000,3,ffff80001f59e030) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd805d71e4e0,cd604404,ffff800000ad5000,3,fffffd806c3bf780,ffff80001f59e030) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd80574b5e20,cd604404,ffff800000ad5000,ffff80001f59e030) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001f59e030,ffff80001e7a3cd8,ffff80001e7a3d20) at sys_ioctl+0x4a1 syscall(ffff80001e7a3da0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xad6824876c0, count: -11 ddb> show registers rdi 0xffffffff816fe797 pfi_address_add+0x1e7 rsi 0x12d9 __ALIGN_SIZE+0x2d9 rbp 0xffff80001e7a3690 rbx 0 rdx 0x12da __ALIGN_SIZE+0x2da rcx 0xffff80001f9ac000 rax 0 r8 0xffffffff816fe051 pfi_instance_add+0xf1 r9 0x1 r10 0x2 r11 0xe7b4be003e366b5 r12 0 r13 0x2 r14 0xffff800000654000 r15 0 rip 0xffffffff816fe79b pfi_address_add+0x1eb cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80001e7a3620 ss 0x10 pfi_address_add+0x1eb: movl 0x4(%rax),%eax ddb> show proc PROC (syz-executor.0) pid=451497 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=80, nice=20 forw=0xffffffffffffffff, list=0xffff80001f59e2a0,0xffffffff8280df10 process=0xffff80001d6ea030 user=0xffff80001e79e000, vmspace=0xfffffd80609df778 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 61300 299659 59982 0 2 0 syz-executor.0 *61300 451497 59982 0 7 0x4000000 syz-executor.0 27627 432992 0 0 3 0x14280 nfsidl nfsio 90019 245513 0 0 3 0x14280 nfsidl nfsio 44029 414462 0 0 3 0x14280 nfsidl nfsio 47149 449257 0 0 3 0x14280 nfsidl nfsio 15641 259949 0 0 3 0x14280 nfsidl nfsio 74626 383896 0 0 3 0x14280 nfsidl nfsio 40001 15387 0 0 3 0x14280 nfsidl nfsio 2828 195247 0 0 3 0x14280 nfsidl nfsio 51732 487483 0 0 3 0x14280 nfsidl nfsio 18669 404408 0 0 3 0x14280 nfsidl nfsio 72713 511905 0 0 3 0x14280 nfsidl nfsio 1943 233733 0 0 3 0x14280 nfsidl nfsio 43924 248833 0 0 3 0x14280 nfsidl nfsio 50046 258959 0 0 3 0x14280 nfsidl nfsio 98650 361822 0 0 3 0x14280 nfsidl nfsio 80632 119294 0 0 3 0x14280 nfsidl nfsio 98490 316907 0 0 3 0x14280 nfsidl nfsio 68096 441195 0 0 3 0x14280 nfsidl nfsio 25618 320203 0 0 3 0x14280 nfsidl nfsio 37897 508921 0 0 3 0x14280 nfsidl nfsio 56923 390247 0 0 3 0x14200 bored sosplice 4397 381653 0 0 3 0x14200 acct acct 18751 121117 1 0 3 0x100083 ttyin getty 59982 303605 2200 0 3 0x82 nanosleep syz-executor.0 99421 419805 2200 0 3 0x82 piperd syz-executor.1 2200 405187 52796 0 3 0x82 thrsleep syz-fuzzer 2200 322413 52796 0 3 0x4000082 nanosleep syz-fuzzer 2200 344700 52796 0 3 0x4000082 thrsleep syz-fuzzer 2200 135766 52796 0 3 0x4000082 thrsleep syz-fuzzer 2200 32246 52796 0 2 0x4000002 syz-fuzzer 2200 52544 52796 0 3 0x4000082 thrsleep syz-fuzzer 2200 321677 52796 0 3 0x4000082 thrsleep syz-fuzzer 2200 137556 52796 0 3 0x4000082 thrsleep syz-fuzzer 52796 477068 33166 0 3 0x10008a pause ksh 33166 222166 82378 0 3 0x92 select sshd 82378 95153 1 0 3 0x80 select sshd 83811 194638 90769 73 3 0x100090 kqread syslogd 90769 486524 1 0 3 0x100082 netio syslogd 49959 327648 1 77 3 0x100090 poll dhclient 88375 476027 1 0 3 0x80 poll dhclient 98408 266324 0 0 3 0x14200 bored smr 18745 408873 0 0 2 0x14200 zerothread 37083 176811 0 0 3 0x14200 aiodoned aiodoned 94126 493196 0 0 3 0x14200 syncer update 29235 307096 0 0 3 0x14200 cleaner cleaner 24218 412586 0 0 3 0x14200 reaper reaper 1380 165265 0 0 3 0x14200 pgdaemon pagedaemon 82826 43253 0 0 3 0x14200 bored crynlk 31796 187811 0 0 3 0x14200 bored crypto 45036 67789 0 0 3 0x40014200 acpi0 acpi0 80153 36563 0 0 3 0x14200 bored softnet 92024 38763 0 0 3 0x14200 bored systqmp 82248 371637 0 0 3 0x14200 bored systq 53656 131391 0 0 3 0x40014200 bored softclock 96792 172896 0 0 3 0x40014200 idle0 1 430115 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 9490 6346K 6716K 78643K 11037 0 pcb 13 8K 8K 78643K 83 0 rtable 137 11K 11K 78643K 447 0 ifaddr 74 15K 15K 78643K 146 0 counters 21 16K 16K 78643K 26 0 ioctlops 1 4K 4K 78643K 81 0 iov 0 0K 12K 78643K 40 0 mount 1 1K 1K 78643K 1 0 vnodes 1218 77K 77K 78643K 1368 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 3 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 0K 78643K 71 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 195K 288K 78643K 12938 0 file desc 5 13K 25K 78643K 398 0 sigio 0 0K 0K 78643K 2 0 proc 50 38K 63K 78643K 412 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 87 0 in_multi 54 2K 3K 78643K 104 0 ether_multi 1 0K 0K 78643K 9 0 mrt 0 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 231 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 55K 76K 78643K 1793 0 UVM aobj 17 2K 2K 78643K 17 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 22 0 NDP 10 0K 0K 78643K 24 0 temp 101 3864K 3928K 78643K 4745 0 kqueue 3 4K 12K 78643K 17 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 1 1 0 1 1 0 8 0 rtpcb 80 39 0 37 1 0 1 1 0 8 0 rtentry 112 62 0 19 2 0 2 2 0 8 0 unpcb 120 139 0 131 1 0 1 1 0 8 0 syncache 264 6 0 6 2 2 0 1 0 8 0 tcpqe 32 179 0 179 1 1 0 1 0 8 0 tcpcb 544 118 0 114 1 0 1 1 0 8 0 ipq 40 2 0 2 1 1 0 1 0 8 0 ipqe 40 6 0 6 1 1 0 1 0 8 0 inpcb 296 916 0 909 6 4 2 2 0 8 1 rttmr 72 1 0 1 1 1 0 1 0 8 0 nd6 48 15 0 10 1 0 1 1 0 8 0 pkpcb 40 6 0 6 1 1 0 1 0 8 0 pfrke_plain 160 12 0 9 1 0 1 1 0 8 0 pfrktable 1344 78 0 63 2 0 2 2 0 8 0 pftag 88 14 0 10 2 1 1 1 0 8 0 pfqueue 264 2 0 2 1 0 1 1 0 8 1 pfrule 1360 15 0 9 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 253 0 56 14 1 13 13 0 8 0 art_table 32 254 0 56 2 0 2 2 0 8 0 art_node 16 61 0 21 1 0 1 1 0 8 0 sysvmsgpl 40 22 0 12 1 0 1 1 0 8 0 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 112 67 0 57 1 0 1 1 0 8 0 shmpl 112 14 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2062 0 663 89 1 88 89 0 8 0 ffsino 240 2062 0 663 83 0 83 83 0 8 0 nchpl 144 2915 0 1313 60 0 60 60 0 8 0 rtmask 32 12 0 10 1 0 1 1 0 8 0 uvmvnodes 72 2208 0 0 41 0 41 41 0 8 0 vnodes 208 2208 0 0 117 0 117 117 0 8 0 namei 1024 7931 0 7931 1 0 1 1 0 8 1 vcpupl 1984 4 0 0 1 0 1 1 0 8 0 vmpool 528 9 0 5 1 0 1 1 0 8 0 pfiaddrpl 120 24 0 14 1 0 1 1 0 8 0 scsiplug 64 1 0 1 1 0 1 1 0 8 1 scxspl 192 8214 0 8214 1 0 1 1 0 8 1 plimitpl 152 52 0 45 1 0 1 1 0 8 0 sigapl 424 607 0 557 6 0 6 6 0 8 0 futexpl 56 8605 0 8605 1 0 1 1 0 8 1 knotepl 112 75 0 56 1 0 1 1 0 8 0 kqueuepl 144 37 0 32 1 0 1 1 0 8 0 pipepl 272 120 0 110 1 0 1 1 0 8 0 fdescpl 432 571 0 557 2 0 2 2 0 8 0 filepl 120 4002 0 3906 4 0 4 4 0 8 1 lockfpl 104 56 0 55 1 0 1 1 0 8 0 lockfspl 48 24 0 23 1 0 1 1 0 8 0 sessionpl 112 18 0 8 1 0 1 1 0 8 0 pgrppl 48 30 0 20 1 0 1 1 0 8 0 ucredpl 96 309 0 302 1 0 1 1 0 8 0 zombiepl 144 557 0 557 1 0 1 1 0 8 1 processpl 928 607 0 557 7 0 7 7 0 8 0 procpl 624 1067 0 1009 7 2 5 5 0 8 0 sosppl 128 5 0 5 2 2 0 1 0 8 0 sockpl 400 1102 0 1085 5 2 3 4 0 8 1 mcl64k 65536 11 0 11 5 4 1 1 0 8 1 mcl16k 16384 2 0 2 1 1 0 1 0 8 0 mcl12k 12288 5 0 5 5 4 1 1 0 8 1 mcl9k 9216 4 0 4 2 2 0 1 0 8 0 mcl8k 8192 14 0 14 3 3 0 1 0 8 0 mcl4k 4096 58 0 58 5 4 1 1 0 8 1 mcl2k2 2112 7 0 7 3 2 1 1 0 8 1 mcl2k 2048 89769 0 89717 20 13 7 16 0 8 0 mtagpl 96 47 0 11 2 1 1 1 0 8 0 mbufpl 256 145591 0 145370 23 4 19 20 0 8 0 bufpl 280 4587 0 125 319 0 319 319 0 8 0 anonpl 16 76605 0 59641 81 8 73 81 0 107 0 amapchunkpl 152 3336 0 3205 37 31 6 19 0 158 0 amappl16 192 3048 0 2040 60 8 52 57 0 8 1 amappl15 184 10 0 7 1 0 1 1 0 8 0 amappl14 176 22 0 18 1 0 1 1 0 8 0 amappl13 168 27 0 23 1 0 1 1 0 8 0 amappl12 160 291 0 285 1 0 1 1 0 8 0 amappl11 152 49 0 39 1 0 1 1 0 8 0 amappl10 144 11 0 6 1 0 1 1 0 8 0 amappl9 136 461 0 458 1 0 1 1 0 8 0 amappl8 128 424 0 381 2 0 2 2 0 8 0 amappl7 120 107 0 95 1 0 1 1 0 8 0 amappl6 112 25 0 20 1 0 1 1 0 8 0 amappl5 104 791 0 778 1 0 1 1 0 8 0 amappl4 96 428 0 402 1 0 1 1 0 8 0 amappl3 88 109 0 103 1 0 1 1 0 8 0 amappl2 80 3736 0 3667 2 0 2 2 0 8 0 amappl1 72 21984 0 21569 23 14 9 17 0 8 0 amappl 80 1305 0 1263 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 16 0 0 1 0 1 1 0 8 0 uaddrrnd 24 580 0 562 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 580 0 562 1 0 1 1 0 8 0 vmmpekpl 168 7379 0 7343 2 0 2 2 0 8 0 vmmpepl 168 76825 0 74706 125 31 94 116 0 357 1 vmsppl 272 579 0 562 2 0 2 2 0 8 0 pdppl 4096 1166 0 1128 7 2 5 6 0 8 0 pvpl 32 217080 0 197002 187 16 171 187 0 265 0 pmappl 200 579 0 562 1 0 1 1 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 274 0 39 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(ffff800000b12a08,ffff800000b34600,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000b34600) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000b34600) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000b35df8,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ad5000,3,ffff80001f59e030) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ad5000,3,ffff80001f59e030) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd805d71e4e0,cd604404,ffff800000ad5000,3,fffffd806c3bf780,ffff80001f59e030) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd80574b5e20,cd604404,ffff800000ad5000,ffff80001f59e030) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001f59e030,ffff80001e7a3cd8,ffff80001e7a3d20) at sys_ioctl+0x4a1 syscall(ffff80001e7a3da0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xad6824876c0, 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(ffff800000b12a08,ffff800000b34600,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000b34600) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000b34600) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000b35df8,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ad5000,3,ffff80001f59e030) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ad5000,3,ffff80001f59e030) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd805d71e4e0,cd604404,ffff800000ad5000,3,fffffd806c3bf780,ffff80001f59e030) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd80574b5e20,cd604404,ffff800000ad5000,ffff80001f59e030) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001f59e030,ffff80001e7a3cd8,ffff80001e7a3d20) at sys_ioctl+0x4a1 syscall(ffff80001e7a3da0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xad6824876c0, count: -11