uvm_fault(0xfffffd807f00b2e0, 0x2fa, 0, 1) -> e kernel: page fault trap, code=0 Stopped at pfi_kif_update+0xf6: movq 0x40(%rax),%rbx ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic kernel page fault uvm_fault(0xfffffd807f00b2e0, 0x2fa, 0, 1) -> e pfi_kif_update(ffff800000b08700) at pfi_kif_update+0xf6 end trace frame: 0xffff80002194fa90, count: 0 ddb{1}> trace pfi_kif_update(ffff800000b08700) at pfi_kif_update+0xf6 pfi_kif_update(ffff800000afce00) at pfi_kif_update+0x121 dohooks(ffff80000005bc80,0) at dohooks+0x68 sys/kern/kern_subr.c:254 ifnewlladdr(ffff800000aa7800) at ifnewlladdr+0x113 sys/net/if.c:3040 ifioctl(fffffd8062ac3958,8020691f,ffff80002194fc30,ffff800020abe018) at ifioctl+0x17b0 sys/net/if.c:2144 sys_ioctl(ffff800020abe018,ffff80002194fd40,ffff80002194fd90) at sys_ioctl+0x5b9 syscall(ffff80002194fe10) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:92 [inline] syscall(ffff80002194fe10) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:555 Xsyscall(6,36,1,36,163821566060,1638215672c2) at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffbf950, count: -8 ddb{1}> show registers rdi 0xffff800000b08700 rsi 0 rbp 0xffff80002194fa30 rbx 0xffff800000b08700 rdx 0xffff800020abe018 rcx 0 rax 0x2ba r8 0xffffffff81ec5c53 rt_ifa_purge+0x153 r9 0x5 r10 0x2f r11 0xda6611707b884638 r12 0 r13 0xffff800000b9db00 r14 0 r15 0 rip 0xffffffff81f78cd6 pfi_kif_update+0xf6 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff80002194f9e0 ss 0x10 pfi_kif_update+0xf6: movq 0x40(%rax),%rbx ddb{1}> show proc PROC (ifconfig) pid=180376 stat=onproc flags process=2 proc=0 pri=51, usrpri=51, nice=20 forw=0xffffffffffffffff, list=0xffff800020abfb40,0xffffffff8265a6f8 process=0xffff800020add500 user=0xffff80002194a000, vmspace=0xfffffd807f00b2e0 estcpu=3, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND *32967 180376 4725 0 7 0x2 ifconfig 4725 220980 54451 0 3 0x10008a pause sh 54451 67551 5613 0 3 0x82 wait syz-executor.1 21173 288396 5613 0 3 0x82 piperd syz-executor.0 71758 124725 0 0 3 0x14200 acct acct 23949 493884 1 0 3 0x100083 ttyin getty 62044 242888 0 0 3 0x14200 bored sosplice 5613 454746 14196 0 3 0x82 thrsleep syz-fuzzer 5613 459771 14196 0 3 0x4000082 nanosleep syz-fuzzer 5613 75317 14196 0 3 0x4000082 kqread syz-fuzzer 5613 418327 14196 0 3 0x4000082 thrsleep syz-fuzzer 5613 289245 14196 0 3 0x4000082 thrsleep syz-fuzzer 5613 367254 14196 0 3 0x4000082 thrsleep syz-fuzzer 5613 131104 14196 0 3 0x4000082 thrsleep syz-fuzzer 5613 394021 14196 0 3 0x4000082 thrsleep syz-fuzzer 5613 354025 14196 0 3 0x4000082 thrsleep syz-fuzzer 5613 400584 14196 0 3 0x4000082 thrsleep syz-fuzzer 14196 121168 88981 0 3 0x10008a pause ksh 88981 312312 60710 0 3 0x92 select sshd 60710 272027 1 0 3 0x80 select sshd 32065 2549 53994 74 3 0x100092 bpf pflogd 53994 417151 1 0 3 0x80 netio pflogd 93907 4528 1366 73 3 0x100090 kqread syslogd 1366 139425 1 0 3 0x100082 netio syslogd 8611 406604 1 77 3 0x100090 poll dhclient 89153 235678 1 0 3 0x80 poll dhclient 66223 87402 0 0 3 0x14200 pgzero zerothread 12200 498431 0 0 3 0x14200 aiodoned aiodoned 36740 285895 0 0 3 0x14200 syncer update 90674 334333 0 0 3 0x14200 cleaner cleaner 93071 212971 0 0 3 0x14200 reaper reaper 49324 100927 0 0 3 0x14200 pgdaemon pagedaemon 74004 484564 0 0 3 0x14200 bored crynlk 2590 394974 0 0 3 0x14200 bored crypto 24187 432455 0 0 3 0x40014200 acpi0 acpi0 56334 131941 0 0 3 0x40014200 idle1 66812 354214 0 0 3 0x14200 bored softnet 94994 318865 0 0 7 0x14200 systqmp 16609 351301 0 0 3 0x14200 bored systq 33763 425186 0 0 3 0x40014200 bored softclock 85418 347683 0 0 3 0x40014200 idle0 96902 117296 0 0 3 0x14200 bored smr 1 194862 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 32967 (ifconfig) thread 0xffff800020abe018 (180376) exclusive rwlock netlock r = 0 (0xffffffff824b35b8) #0 witness_lock+0x52e sys/kern/subr_witness.c:1163 #1 ifioctl+0xdcf sys/net/if.c:2127 #2 sys_ioctl+0x5b9 #3 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:92 [inline] #3 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:555 #4 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff82628d10) #0 witness_lock+0x52e sys/kern/subr_witness.c:1163 #1 syscall+0x400 mi_syscall sys/sys/syscall_mi.h:83 [inline] #1 syscall+0x400 sys/arch/amd64/amd64/trap.c:555 #2 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim Kern Lim devbuf 9627 6486K 15112K 78643K 69015 0 0 pcb 13 10K 12K 78643K 1399 0 0 rtable 122 7K 8K 78643K 3142 0 0 ifaddr 97 25K 30K 78643K 1121 0 0 counters 39 33K 33K 78643K 39 0 0 ioctlops 0 0K 4K 78643K 1821 0 0 iov 0 0K 28K 78643K 924 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1233 77K 78K 78643K 17871 0 0 UFS quota 1 32K 32K 78643K 1 0 0 UFS mount 5 36K 36K 78643K 5 0 0 shm 2 1K 5K 78643K 125 0 0 VM map 2 1K 1K 78643K 16 0 0 sem 12 0K 1K 78643K 3318 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1808 196K 290K 78643K 12765 0 0 file desc 6 17K 25K 78643K 9779 0 0 sigio 0 0K 0K 78643K 110 0 0 proc 69 75K 95K 78643K 2581 0 0 subproc 32 2K 2K 78643K 618 0 0 NFS srvsock 1 0K 0K 78643K 1 0 0 NFS daemon 1 16K 16K 78643K 1 0 0 ip_moptions 0 0K 0K 78643K 995 0 0 in_multi 29 1K 2K 78643K 643 0 0 ether_multi 1 0K 0K 78643K 46 0 0 mrt 1 0K 0K 78643K 23 0 0 ISOFS mount 1 32K 32K 78643K 1 0 0 MSDOSFS mount 1 16K 16K 78643K 1 0 0 ttys 186 821K 821K 78643K 186 0 0 exec 0 0K 1K 78643K 1306 0 0 pfkey data 0 0K 4K 78643K 2 0 0 pagedep 1 8K 8K 78643K 1 0 0 inodedep 1 32K 32K 78643K 1 0 0 newblk 1 0K 0K 78643K 1 0 0 VM swap 7 26K 26K 78643K 7 0 0 UVM amap 145 24K 34K 78643K 34065 0 0 UVM aobj 130 5K 5K 78643K 133 0 0 memdesc 1 4K 4K 78643K 1 0 0 crypto data 1 1K 1K 78643K 1 0 0 ip6_options 0 0K 1K 78643K 1437 0 0 NDP 22 0K 1K 78643K 343 0 0 temp 248 3557K 3669K 78643K 243752 0 0 kqueue 0 0K 0K 78643K 64 0 0 SYN cache 2 16K 16K 78643K 2 0 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 82 0 76 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 485 0 483 1 0 1 1 0 8 0 rtentry 112 413 0 370 2 0 2 2 0 8 0 unpcb 120 7879 0 7857 21 19 2 3 0 8 1 syncache 264 21 0 21 10 10 0 1 0 8 0 tcpqe 32 5771 0 5771 3 3 0 1 0 8 0 tcpcb 544 5249 0 5245 58 57 1 13 0 8 0 inpcb 280 10351 0 10340 49 47 2 9 0 8 1 rttmr 72 6 0 5 2 1 1 1 0 8 0 nd6 48 66 0 63 1 0 1 1 0 8 0 pkpcb 40 47 0 47 19 18 1 1 0 8 1 swfcl 56 2 0 0 1 0 1 1 0 8 0 ppxss 1128 168 0 168 29 28 1 1 0 8 1 pffrag 232 25 0 25 13 12 1 1 0 482 1 pffrnode 88 25 0 25 13 12 1 1 0 8 1 pffrent 40 56 0 56 13 12 1 1 0 8 1 pfosfp 40 846 0 846 5 5 0 5 0 8 0 pfosfpen 112 1428 0 1428 21 21 0 21 0 8 0 pfstitem 24 289 0 265 1 0 1 1 0 8 0 pfstkey 112 289 0 265 2 0 2 2 0 8 0 pfstate 328 289 0 265 5 1 4 4 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 17 0 15 6 4 2 4 0 8 0 art_heap4 256 1965 0 1674 34 15 19 19 0 8 0 art_table 32 1982 0 1689 4 1 3 3 0 8 0 art_node 16 402 0 360 1 0 1 1 0 8 0 sysvmsgpl 40 130 0 117 1 0 1 1 0 8 0 semupl 112 4 0 4 1 1 0 1 0 8 0 semapl 112 3316 0 3306 1 0 1 1 0 8 0 shmpl 112 131 0 3 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 16126 0 14694 47 0 47 47 0 8 0 ffsino 272 16126 0 14694 97 1 96 97 0 8 0 nchpl 144 33424 0 31776 63 1 62 62 0 8 0 uvmvnodes 72 6536 0 0 119 0 119 119 0 8 0 vnodes 208 6536 0 0 344 0 344 344 0 8 0 namei 1024 121185 0 121185 3 2 1 1 0 8 1 percpumem 16 30 0 0 1 0 1 1 0 8 0 vmpool 552 14 0 14 7 7 0 1 0 8 0 scsiplug 64 19 0 19 10 10 0 1 0 8 0 scxspl 192 85069 0 85069 43 42 1 7 0 8 1 plimitpl 152 875 0 867 1 0 1 1 0 8 0 sigapl 432 9881 0 9865 4 2 2 3 0 8 0 futexpl 56 214547 0 214547 2 1 1 1 0 8 1 knotepl 112 2132 0 2111 4 3 1 2 0 8 0 kqueuepl 104 3678 0 3676 13 12 1 4 0 8 0 pipepl 112 6512 0 6493 12 11 1 2 0 8 0 fdescpl 488 9882 0 9865 3 0 3 3 0 8 0 filepl 152 89411 0 89310 77 71 6 14 0 8 2 lockfpl 104 3206 0 3205 1 0 1 1 0 8 0 lockfspl 48 1118 0 1117 1 0 1 1 0 8 0 sessionpl 112 56 0 45 1 0 1 1 0 8 0 pgrppl 48 165 0 154 1 0 1 1 0 8 0 ucredpl 96 13499 0 13488 1 0 1 1 0 8 0 zombiepl 144 9866 0 9866 3 2 1 1 0 8 1 processpl 896 9900 0 9866 5 1 4 5 0 8 0 procpl 632 31588 0 31545 6 1 5 5 0 8 1 srpgc 64 69 0 67 23 22 1 1 0 8 0 sosppl 128 121 0 121 25 25 0 1 0 8 0 sockpl 384 18935 0 18903 92 85 7 15 0 8 3 mcl64k 65536 282 0 0 35 7 28 34 0 8 1 mcl16k 16384 17 0 0 3 0 3 3 0 8 0 mcl12k 12288 41 0 0 2 0 2 2 0 8 0 mcl9k 9216 25 0 0 2 0 2 2 0 8 0 mcl8k 8192 18 0 0 3 0 3 3 0 8 0 mcl4k 4096 18 0 0 3 0 3 3 0 8 0 mcl2k2 2112 14 0 0 1 0 1 1 0 8 0 mcl2k 2048 157 0 0 16 3 13 16 0 8 0 mtagpl 80 175 0 0 2 0 2 2 0 8 0 mbufpl 256 763 0 0 33 1 32 32 0 8 0 bufpl 256 26710 0 19662 441 0 441 441 0 8 0 anonpl 16 914059 0 901858 257 180 77 82 0 124 8 amapchunkpl 152 63692 0 63550 77 71 6 12 0 158 0 amappl16 192 46428 0 45535 216 163 53 58 0 8 7 amappl15 184 1320 0 1319 5 4 1 1 0 8 0 amappl14 176 3478 0 3473 1 0 1 1 0 8 0 amappl13 168 992 0 992 8 8 0 1 0 8 0 amappl12 160 748 0 747 7 6 1 1 0 8 0 amappl11 152 1863 0 1848 1 0 1 1 0 8 0 amappl10 144 782 0 773 1 0 1 1 0 8 0 amappl9 136 1452 0 1446 1 0 1 1 0 8 0 amappl8 128 1054 0 995 3 1 2 2 0 8 0 amappl7 120 933 0 923 1 0 1 1 0 8 0 amappl6 112 1848 0 1830 1 0 1 1 0 8 0 amappl5 104 1187 0 1172 1 0 1 1 0 8 0 amappl4 96 8735 0 8698 1 0 1 1 0 8 0 amappl3 88 4524 0 4519 1 0 1 1 0 8 0 amappl2 80 78117 0 78050 3 1 2 3 0 8 0 amappl1 72 225013 0 224562 25 15 10 20 0 8 0 amappl 80 32425 0 32386 3 1 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 17 0 17 1 1 0 1 0 8 0 aobjpl 64 132 0 3 3 0 3 3 0 8 0 uaddrrnd 24 9896 0 9865 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 9896 0 9865 1 0 1 1 0 8 0 vmmpekpl 168 79712 0 79677 2 0 2 2 0 8 0 vmmpepl 168 1213523 0 1211507 521 394 127 129 0 357 26 vmsppl 368 9881 0 9865 2 0 2 2 0 8 0 pdppl 4096 19799 0 19758 7 1 6 6 0 8 0 pvpl 32 2448147 0 2432637 554 366 188 197 0 265 26 pmappl 232 9895 0 9879 7 6 1 2 0 8 0 extentpl 40 41 0 26 1 0 1 1 0 8 0 phpool 112 748 0 94 19 0 19 19 0 8 0