uvm_fault(0xfffffd806bc09660, 0x459, 0, 1) -> e kernel: page fault trap, code=0 Stopped at pfi_dynaddr_remove+0x4a: movq 0x58(%r15),%r12 ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic kernel page fault uvm_fault(0xfffffd806bc09660, 0x459, 0, 1) -> e pfi_dynaddr_remove(ffff800000a55838) at pfi_dynaddr_remove+0x4a sys/net/pf_if.c:602 end trace frame: 0xffff80001f437f70, count: 0 ddb> trace pfi_dynaddr_remove(ffff800000a55838) at pfi_dynaddr_remove+0x4a sys/net/pf_if.c:602 pf_rm_rule(0,ffff800000a55568) at pf_rm_rule+0x3bd sys/net/pf_ioctl.c:304 pfioctl(4900,cd604404,ffff8000009fb000,2,ffff8000ffff38c8) at pfioctl+0x3082 VOP_IOCTL(fffffd805d5e1680,cd604404,ffff8000009fb000,2,fffffd806c3bea20,ffff8000ffff38c8) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291 vn_ioctl(fffffd80632765a0,cd604404,ffff8000009fb000,ffff8000ffff38c8) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:533 sys_ioctl(ffff8000ffff38c8,ffff80001f4383b8,ffff80001f438400) at sys_ioctl+0x5b9 syscall(ffff80001f438480) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1ccb7e98000, count: -8 ddb> show registers rdi 0x2 rsi 0x2 rbp 0xffff80001f437f10 rbx 0xa0 rdx 0x48b rcx 0xffff80001d413000 rax 0xffff800000a45580 r8 0x101010101010101 r9 0x8080808080808080 r10 0xf04a2e1948081c04 r11 0x3dc5ffd03195c0a0 r12 0xffff800000a555a0 r13 0xffff800000a55838 r14 0xffff800000a55838 r15 0x401 rip 0xffffffff8209d4fa pfi_dynaddr_remove+0x4a cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff80001f437ee0 ss 0x10 pfi_dynaddr_remove+0x4a: movq 0x58(%r15),%r12 ddb> show proc PROC (syz-executor.0) pid=310437 stat=onproc flags process=0 proc=4000000 pri=86, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff2780,0xffffffff825934e8 process=0xffff8000ffff7b50 user=0xffff80001f433000, vmspace=0xfffffd806bc09660 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 41289 142602 29131 0 2 0 syz-executor.0 *41289 310437 29131 0 7 0x4000000 syz-executor.0 20622 256223 44155 0 2 0x2 syz-executor.1 29131 280964 44155 0 3 0x82 nanosleep syz-executor.0 54826 28005 1 0 3 0x100083 ttyin getty 44155 90788 7471 0 3 0x82 thrsleep syz-fuzzer 44155 405981 7471 0 3 0x4000082 nanosleep syz-fuzzer 44155 337703 7471 0 3 0x4000082 thrsleep syz-fuzzer 44155 522148 7471 0 3 0x4000082 thrsleep syz-fuzzer 44155 243364 7471 0 3 0x4000082 thrsleep syz-fuzzer 44155 377376 7471 0 3 0x4000082 thrsleep syz-fuzzer 44155 466714 7471 0 3 0x4000082 thrsleep syz-fuzzer 44155 53388 7471 0 3 0x4000082 kqread syz-fuzzer 7471 43688 46995 0 3 0x10008a pause ksh 46995 86568 83217 0 3 0x92 select sshd 83217 165553 1 0 3 0x80 select sshd 87314 285002 75067 73 3 0x100090 kqread syslogd 75067 105790 1 0 3 0x100082 netio syslogd 8626 428712 1 77 3 0x100090 poll dhclient 39743 434301 1 0 3 0x80 poll dhclient 32046 452194 0 0 2 0x14200 zerothread 29889 425722 0 0 3 0x14200 aiodoned aiodoned 32137 176211 0 0 3 0x14200 syncer update 74205 323458 0 0 3 0x14200 cleaner cleaner 53600 312008 0 0 3 0x14200 reaper reaper 27296 131166 0 0 3 0x14200 pgdaemon pagedaemon 12204 257208 0 0 3 0x14200 bored crynlk 24803 41604 0 0 3 0x14200 bored crypto 17061 403314 0 0 3 0x40014200 acpi0 acpi0 5884 368933 0 0 3 0x14200 bored softnet 94093 505197 0 0 3 0x14200 bored systqmp 47324 411409 0 0 3 0x14200 bored systq 88495 318982 0 0 3 0x40014200 bored softclock 93222 397409 0 0 3 0x40014200 idle0 24841 265636 0 0 3 0x14200 bored smr 1 374308 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 9493 6349K 6983K 78643K 25870 0 pcb 20 9K 10K 78643K 57183 0 rtable 108 3K 3K 78643K 655 0 ifaddr 68 14K 14K 78643K 502 0 counters 19 16K 16K 78643K 19 0 ioctlops 1 4K 4K 78643K 1436 0 iov 0 0K 16K 78643K 1774 0 mount 1 1K 1K 78643K 1 0 vnodes 1228 77K 78K 78643K 14952 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 193 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 0K 78643K 259 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1794 195K 288K 78643K 12646 0 file desc 5 13K 25K 78643K 40963 0 sigio 0 0K 0K 78643K 139 0 proc 331 56K 60K 78643K 945 0 subproc 32 2K 2K 78643K 85 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 3001 0 in_multi 33 2K 2K 78643K 66 0 ether_multi 1 0K 0K 78643K 1 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 269 0 pfkey data 0 0K 0K 78643K 2 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 148 23K 24K 78643K 84983 0 UVM aobj 130 4K 4K 78643K 132 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 2 0 NDP 11 0K 0K 78643K 42 0 temp 129 3022K 3091K 78643K 144082 0 kqueue 0 0K 0K 78643K 67 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 12 0 6 1 0 1 1 0 8 0 rtpcb 80 184 0 182 1 0 1 1 0 8 0 rtentry 112 75 0 31 2 0 2 2 0 8 0 unpcb 120 32769 0 32761 9 8 1 2 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 sackhl 24 13 0 13 10 9 1 1 0 8 1 tcpcb 544 4238 0 4234 1 0 1 1 0 8 0 inpcb 280 134207 0 134193 65 62 3 6 0 8 1 nd6 48 10 0 6 1 0 1 1 0 8 0 pkpcb 40 21 0 21 5 5 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 pfrktable 1344 73 0 72 1 0 1 1 0 8 0 pftag 88 1 0 0 1 0 1 1 0 8 0 pfqueue 264 2 0 0 1 0 1 1 0 8 0 pfrule 1360 163 0 95 6 0 6 6 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 350 0 132 14 0 14 14 0 8 0 art_table 32 351 0 132 2 0 2 2 0 8 0 art_node 16 74 0 34 1 0 1 1 0 8 0 semapl 112 257 0 247 1 0 1 1 0 8 0 shmpl 112 130 0 2 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 56261 0 54862 46 0 46 46 0 8 0 ffsino 240 56261 0 54862 83 0 83 83 0 8 0 nchpl 144 106969 0 105266 65 1 64 64 0 8 0 uvmvnodes 72 5926 0 0 108 0 108 108 0 8 0 vnodes 208 5926 0 0 312 0 312 312 0 8 0 namei 1024 268222 0 268222 1 0 1 1 0 8 1 scxspl 192 278008 0 278008 1 0 1 1 0 8 1 plimitpl 152 2975 0 2968 1 0 1 1 0 8 0 sigapl 432 41129 0 41116 2 0 2 2 0 8 0 futexpl 56 470964 0 470964 1 0 1 1 0 8 1 knotepl 112 3723 0 3704 1 0 1 1 0 8 0 kqueuepl 104 7820 0 7818 1 0 1 1 0 8 0 pipepl 112 11182 0 11159 1 0 1 1 0 8 0 fdescpl 424 41130 0 41116 2 0 2 2 0 8 0 filepl 120 290151 0 290042 41 37 4 6 0 8 0 lockfpl 104 7193 0 7192 1 0 1 1 0 8 0 lockfspl 48 3137 0 3136 1 0 1 1 0 8 0 sessionpl 112 24 0 14 1 0 1 1 0 8 0 pgrppl 48 24 0 14 1 0 1 1 0 8 0 ucredpl 96 26972 0 26965 1 0 1 1 0 8 0 zombiepl 144 41116 0 41116 1 0 1 1 0 8 1 processpl 872 41144 0 41116 4 0 4 4 0 8 0 procpl 632 83737 0 83701 4 0 4 4 0 8 0 sockpl 384 170806 0 170782 123 118 5 10 0 8 2 mcl64k 65536 1380 0 1380 14 14 0 1 0 8 0 mcl16k 16384 108 0 108 19 19 0 1 0 8 0 mcl12k 12288 957 0 957 32 31 1 1 0 8 1 mcl9k 9216 386 0 386 27 26 1 1 0 8 1 mcl8k 8192 1251 0 1251 38 37 1 1 0 8 1 mcl4k 4096 1547 0 1547 39 38 1 1 0 8 1 mcl2k2 2112 133 0 133 30 29 1 1 0 8 1 mcl2k 2048 89493 0 89451 34 27 7 12 0 8 1 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 350465 0 350379 36 28 8 12 0 8 0 bufpl 280 48278 0 42094 442 0 442 442 0 8 0 anonpl 16 3277464 0 3270615 95 55 40 59 0 107 0 amapchunkpl 152 131298 0 131198 6 1 5 6 0 158 0 amappl16 192 224294 0 223951 103 85 18 41 0 8 0 amappl15 184 14300 0 14296 1 0 1 1 0 8 0 amappl14 176 6197 0 6192 1 0 1 1 0 8 0 amappl13 168 8 0 8 1 1 0 1 0 8 0 amappl12 160 10 0 9 1 0 1 1 0 8 0 amappl11 152 61 0 50 1 0 1 1 0 8 0 amappl10 144 10 0 7 1 0 1 1 0 8 0 amappl9 136 21137 0 21133 1 0 1 1 0 8 0 amappl8 128 20990 0 20898 4 0 4 4 0 8 1 amappl7 120 125 0 113 1 0 1 1 0 8 0 amappl6 112 56 0 49 1 0 1 1 0 8 0 amappl5 104 1518 0 1509 1 0 1 1 0 8 0 amappl4 96 41224 0 41193 1 0 1 1 0 8 0 amappl3 88 7670 0 7660 1 0 1 1 0 8 0 amappl2 80 340719 0 340650 3 1 2 3 0 8 0 amappl1 72 667242 0 666821 26 16 10 20 0 8 0 amappl 80 84292 0 84257 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 64 131 0 2 3 0 3 3 0 8 0 uaddrrnd 24 41130 0 41116 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 41130 0 41116 1 0 1 1 0 8 0 vmmpekpl 168 226913 0 226890 2 0 2 2 0 8 0 vmmpepl 168 4613970 0 4612469 170 99 71 90 0 357 4 vmsppl 272 41129 0 41116 2 1 1 2 0 8 0 pdppl 4096 82266 0 82232 6 1 5 6 0 8 0 pvpl 32 8102127 0 8092220 391 305 86 152 0 265 0 pmappl 200 41129 0 41116 1 0 1 1 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 299 0 167 4 0 4 4 0 8 0