uvm_fault(0xfffffd805792fbc0, 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(0xfffffd805792fbc0, 0x4, 0, 1) -> e pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 end trace frame: 0xffff8000207a4e40, 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(ffff800000af1f88,ffff800000ae6300,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ae6300) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ae6300) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000b258a8,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000675000,3,ffff8000207e7610) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000675000,3,ffff8000207e7610) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd805dc645b0,cd604404,ffff800000675000,3,fffffd806c3bfae0,ffff8000207e7610) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd805726fe20,cd604404,ffff800000675000,ffff8000207e7610) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000207e7610,ffff8000207a53e8,ffff8000207a5430) at sys_ioctl+0x4a1 syscall(ffff8000207a54b0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x72668b45f50, count: -11 ddb> show registers rdi 0xffffffff8112de67 pfi_address_add+0x1e7 rsi 0x4fa rbp 0xffff8000207a4da0 rbx 0 rdx 0x4fb rcx 0xffff80001e7a0000 rax 0 r8 0xffffffff8112d721 pfi_instance_add+0xf1 r9 0x1 r10 0x2 r11 0x1d943e2eb8f1e209 r12 0 r13 0x2 r14 0xffff800000654000 r15 0 rip 0xffffffff8112de6b pfi_address_add+0x1eb cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff8000207a4d30 ss 0x10 pfi_address_add+0x1eb: movl 0x4(%rax),%eax ddb> show proc PROC (syz-executor.0) pid=252467 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=80, nice=20 forw=0xffffffffffffffff, list=0xffff8000207e6290,0xffffffff8284b308 process=0xffff80001d6ee3d0 user=0xffff8000207a0000, vmspace=0xfffffd805792fbc0 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 99041 249219 80735 0 2 0 syz-executor.0 *99041 252467 80735 0 7 0x4000000 syz-executor.0 77959 160280 0 0 3 0x14280 nfsidl nfsio 57874 41427 0 0 3 0x14280 nfsidl nfsio 12026 402007 0 0 3 0x14280 nfsidl nfsio 83654 255882 0 0 3 0x14280 nfsidl nfsio 48028 471768 0 0 3 0x14280 nfsidl nfsio 88052 231319 0 0 3 0x14280 nfsidl nfsio 25951 44553 0 0 3 0x14280 nfsidl nfsio 908 150558 0 0 3 0x14280 nfsidl nfsio 34394 182708 0 0 3 0x14280 nfsidl nfsio 89992 207006 0 0 3 0x14280 nfsidl nfsio 43086 87907 0 0 3 0x14280 nfsidl nfsio 29007 184018 0 0 3 0x14280 nfsidl nfsio 61788 135460 0 0 3 0x14280 nfsidl nfsio 38868 461613 0 0 3 0x14280 nfsidl nfsio 52231 65914 0 0 3 0x14280 nfsidl nfsio 88387 428002 0 0 3 0x14280 nfsidl nfsio 24506 209338 0 0 3 0x14280 nfsidl nfsio 57963 498081 0 0 3 0x14280 nfsidl nfsio 63027 459379 0 0 3 0x14280 nfsidl nfsio 81498 282253 0 0 3 0x14280 nfsidl nfsio 70733 485388 1 0 3 0x100083 ttyin getty 12644 233778 0 0 3 0x14200 acct acct 49619 296250 0 0 3 0x14200 bored sosplice 80735 469639 55247 0 3 0x82 nanosleep syz-executor.0 70638 144203 55247 0 3 0x82 piperd syz-executor.1 55247 43448 58907 0 3 0x82 thrsleep syz-fuzzer 55247 375364 58907 0 3 0x4000082 nanosleep syz-fuzzer 55247 61041 58907 0 3 0x4000082 thrsleep syz-fuzzer 55247 280599 58907 0 3 0x4000082 thrsleep syz-fuzzer 55247 167462 58907 0 3 0x4000082 thrsleep syz-fuzzer 55247 7955 58907 0 2 0x4000002 syz-fuzzer 55247 45549 58907 0 3 0x4000082 thrsleep syz-fuzzer 55247 355443 58907 0 2 0x4000002 syz-fuzzer 58907 63444 10909 0 3 0x10008a pause ksh 10909 254038 14109 0 3 0x92 select sshd 14109 221426 1 0 3 0x80 select sshd 2464 421801 9764 73 3 0x100090 kqread syslogd 9764 295471 1 0 3 0x100082 netio syslogd 56304 395763 1 77 3 0x100090 poll dhclient 7214 140974 1 0 3 0x80 poll dhclient 50721 342558 0 0 3 0x14200 bored smr 54058 30413 0 0 2 0x14200 zerothread 95081 35197 0 0 3 0x14200 aiodoned aiodoned 20579 317242 0 0 3 0x14200 syncer update 92575 292685 0 0 3 0x14200 cleaner cleaner 14771 146640 0 0 3 0x14200 reaper reaper 47588 15488 0 0 3 0x14200 pgdaemon pagedaemon 49634 138980 0 0 3 0x14200 bored crynlk 20886 481478 0 0 3 0x14200 bored crypto 48064 120074 0 0 3 0x40014200 acpi0 acpi0 85045 462218 0 0 3 0x14200 bored softnet 29000 405354 0 0 3 0x14200 bored systqmp 25288 28677 0 0 3 0x14200 bored systq 87039 422144 0 0 3 0x40014200 bored softclock 53200 243864 0 0 3 0x40014200 idle0 1 47912 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 6367K 7067K 78643K 11542 0 pcb 13 8K 8K 78643K 149 0 rtable 120 8K 11K 78643K 953 0 ifaddr 81 15K 17K 78643K 287 0 sysctl 2 0K 0K 78643K 2 0 counters 21 16K 17K 78643K 34 0 ioctlops 1 4K 4K 78643K 174 0 iov 0 0K 32K 78643K 73 0 mount 1 1K 1K 78643K 1 0 vnodes 1223 77K 77K 78643K 1549 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 13 0 VM map 2 0K 0K 78643K 2 0 sem 11 1K 1K 78643K 23 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 195K 288K 78643K 12938 0 file desc 5 13K 25K 78643K 830 0 sigio 0 0K 0K 78643K 8 0 proc 49 38K 63K 78643K 429 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 172 0 in_multi 45 2K 2K 78643K 217 0 ether_multi 1 0K 0K 78643K 25 0 mrt 0 0K 0K 78643K 8 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 230 0 pfkey data 0 0K 0K 78643K 4 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 142 56K 57K 78643K 2760 0 UVM aobj 28 2K 2K 78643K 36 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 100 0 NDP 13 0K 0K 78643K 46 0 temp 148 3886K 3950K 78643K 28134 0 kqueue 3 4K 15K 78643K 94 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 2 1 0 1 1 0 8 0 rtpcb 80 65 0 63 1 0 1 1 0 8 0 rtentry 112 116 0 78 2 0 2 2 0 8 0 unpcb 120 442 0 433 1 0 1 1 0 8 0 syncache 264 9 0 9 3 3 0 1 0 8 0 sackhl 24 1 0 1 1 1 0 1 0 8 0 tcpqe 32 1028 0 1028 2 2 0 1 0 8 0 tcpcb 544 421 0 416 1 0 1 1 0 8 0 ipq 40 9 0 9 1 1 0 1 0 8 0 ipqe 40 151 0 151 1 1 0 1 0 8 0 inpcb 296 1706 0 1696 4 2 2 2 0 8 1 rttmr 72 4 0 4 2 2 0 1 0 8 0 nd6 48 31 0 26 1 0 1 1 0 8 0 pkpcb 40 8 0 8 3 3 0 1 0 8 0 ppxss 1128 2 0 2 2 2 0 1 0 8 0 pfrke_plain 160 50 0 46 1 0 1 1 0 8 0 pfrktable 1344 236 0 226 6 5 1 2 0 8 0 pftag 88 37 0 36 1 0 1 1 0 8 0 pfqueue 264 2 0 2 1 1 0 1 0 8 0 pfrule 1360 57 0 41 3 1 2 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 511 0 321 14 1 13 14 0 8 0 art_table 32 513 0 321 2 0 2 2 0 8 0 art_node 16 114 0 82 1 0 1 1 0 8 0 sysvmsgpl 40 18 0 8 1 0 1 1 0 8 0 semupl 112 6 0 6 2 2 0 1 0 8 0 semapl 112 9 0 0 1 0 1 1 0 8 0 shmpl 112 33 0 8 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2485 0 1091 88 0 88 88 0 8 0 ffsino 240 2485 0 1091 83 0 83 83 0 8 0 nchpl 144 4128 0 2535 60 0 60 60 0 8 0 rtmask 32 24 0 24 3 3 0 1 0 8 0 uvmvnodes 72 2755 0 0 51 0 51 51 0 8 0 vnodes 208 2755 0 0 145 0 145 145 0 8 0 namei 1024 10946 0 10946 3 2 1 1 0 8 1 vcpupl 1984 2 0 0 1 0 1 1 0 8 0 vmpool 528 4 0 2 2 1 1 1 0 8 0 pfiaddrpl 120 63 0 53 2 1 1 1 0 8 0 scsiplug 64 1 0 1 1 1 0 1 0 8 0 scxspl 192 11784 0 11784 1 0 1 1 0 8 1 plimitpl 152 59 0 52 1 0 1 1 0 8 0 sigapl 424 1039 0 989 6 0 6 6 0 8 0 futexpl 56 18368 0 18368 2 1 1 1 0 8 1 knotepl 112 214 0 195 1 0 1 1 0 8 0 kqueuepl 144 700 0 696 1 0 1 1 0 8 0 pipepl 272 189 0 179 2 1 1 2 0 8 0 fdescpl 432 1003 0 989 2 0 2 2 0 8 0 filepl 120 7250 0 7152 4 0 4 4 0 8 1 lockfpl 104 201 0 200 1 0 1 1 0 8 0 lockfspl 48 74 0 73 1 0 1 1 0 8 0 sessionpl 112 18 0 8 1 0 1 1 0 8 0 pgrppl 48 26 0 16 1 0 1 1 0 8 0 ucredpl 96 521 0 514 1 0 1 1 0 8 0 zombiepl 144 989 0 989 2 1 1 1 0 8 1 processpl 928 1039 0 989 7 0 7 7 0 8 0 procpl 624 2004 0 1946 6 1 5 6 0 8 0 sosppl 128 10 0 10 2 2 0 1 0 8 0 sockpl 400 2221 0 2200 9 6 3 4 0 8 0 mcl64k 65536 300 0 300 36 36 0 33 0 8 0 mcl16k 16384 4 0 4 3 3 0 1 0 8 0 mcl12k 12288 21 0 21 4 4 0 1 0 8 0 mcl9k 9216 10 0 10 4 4 0 1 0 8 0 mcl8k 8192 28 0 28 6 6 0 1 0 8 0 mcl4k 4096 92 0 92 6 5 1 1 0 8 1 mcl2k2 2112 5 0 5 4 4 0 1 0 8 0 mcl2k 2048 93436 0 93366 29 19 10 20 0 8 0 mtagpl 96 96 0 4 4 1 3 3 0 8 0 mbufpl 256 160475 0 160062 62 35 27 43 0 8 0 bufpl 280 6137 0 785 383 0 383 383 0 8 0 anonpl 16 133954 0 116269 115 38 77 87 0 107 4 amapchunkpl 152 5321 0 5168 35 28 7 20 0 158 1 amappl16 192 5611 0 4606 92 40 52 61 0 8 1 amappl15 184 1 0 0 1 0 1 1 0 8 0 amappl14 176 23 0 20 1 0 1 1 0 8 0 amappl13 168 36 0 32 1 0 1 1 0 8 0 amappl12 160 13 0 10 1 0 1 1 0 8 0 amappl11 152 45 0 36 1 0 1 1 0 8 0 amappl10 144 496 0 488 1 0 1 1 0 8 0 amappl9 136 695 0 693 1 0 1 1 0 8 0 amappl8 128 363 0 312 2 0 2 2 0 8 0 amappl7 120 582 0 569 1 0 1 1 0 8 0 amappl6 112 24 0 20 1 0 1 1 0 8 0 amappl5 104 945 0 931 1 0 1 1 0 8 0 amappl4 96 426 0 398 1 0 1 1 0 8 0 amappl3 88 135 0 130 1 0 1 1 0 8 0 amappl2 80 7235 0 7171 2 0 2 2 0 8 0 amappl1 72 31543 0 31127 21 12 9 17 0 8 0 amappl 80 2239 0 2194 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 35 0 8 1 0 1 1 0 8 0 uaddrrnd 24 1007 0 991 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1007 0 991 1 0 1 1 0 8 0 vmmpekpl 168 9804 0 9774 2 0 2 2 0 8 0 vmmpepl 168 127579 0 125458 133 37 96 115 0 357 0 vmsppl 272 1006 0 991 3 1 2 2 0 8 0 pdppl 4096 2020 0 1984 6 1 5 6 0 8 0 pvpl 32 335520 0 314739 243 49 194 204 0 265 24 pmappl 200 1006 0 991 1 0 1 1 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 367 0 120 9 0 9 9 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(ffff800000af1f88,ffff800000ae6300,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ae6300) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ae6300) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000b258a8,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000675000,3,ffff8000207e7610) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000675000,3,ffff8000207e7610) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd805dc645b0,cd604404,ffff800000675000,3,fffffd806c3bfae0,ffff8000207e7610) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd805726fe20,cd604404,ffff800000675000,ffff8000207e7610) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000207e7610,ffff8000207a53e8,ffff8000207a5430) at sys_ioctl+0x4a1 syscall(ffff8000207a54b0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x72668b45f50, 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(ffff800000af1f88,ffff800000ae6300,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ae6300) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ae6300) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000b258a8,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000675000,3,ffff8000207e7610) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000675000,3,ffff8000207e7610) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd805dc645b0,cd604404,ffff800000675000,3,fffffd806c3bfae0,ffff8000207e7610) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd805726fe20,cd604404,ffff800000675000,ffff8000207e7610) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000207e7610,ffff8000207a53e8,ffff8000207a5430) at sys_ioctl+0x4a1 syscall(ffff8000207a54b0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x72668b45f50, count: -11