uvm_fault(0xffffffff828abf60, 0xffff800000b0f000, 0, 1) -> e kernel: page fault trap, code=0 Stopped at memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic kernel page fault uvm_fault(0xffffffff828abf60, 0xffff800000b0f000, 0, 1) -> e memcpy() at memcpy+0x15 end trace frame: 0xffff800023ee32a0, count: 0 ddb{0}> trace memcpy() at memcpy+0x15 sysctl_iflist(0,ffff800023ee32f8) at sysctl_iflist+0x255 sys/net/rtsock.c:1979 sysctl_rtable(ffff800023ee33bc,3,21c1d73000,ffff800023ee33e8,0,0) at sysctl_rtable+0x196 sys/net/rtsock.c:2076 sys_sysctl(ffff800020e47ae8,ffff800023ee3450,ffff800023ee34a0) at sys_sysctl+0x20e sys/kern/kern_sysctl.c:250 syscall(ffff800023ee3520) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800023ee3520) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffff7040, count: -6 ddb{0}> show registers rdi 0xffff800000b0b0e8 rsi 0xffff800000b0f000 rbp 0xffff800023ee31a0 rbx 0xe8 rdx 0xe8 rcx 0x5 rax 0xffffffffffffc0e8 r8 0xffff800023ee32f8 r9 0x5 r10 0xc9d2869595024bed r11 0xffff800000b0b028 r12 0xffff800000b0ef40 r13 0xe8 r14 0xffff800000b0b028 r15 0x6 rip 0xffffffff818b75e5 memcpy+0x15 cs 0x8 rflags 0x10206 __ALIGN_SIZE+0xf206 rsp 0xffff800023ee30e8 ss 0x10 memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb{0}> show proc PROC (ifconfig) pid=424495 stat=onproc flags process=3 proc=0 pri=50, usrpri=50, nice=20 forw=0xffffffffffffffff, list=0xffff800020e464f8,0xffff800020e46c58 process=0xffff800020dfc3f8 user=0xffff800023ede000, vmspace=0xfffffd806e901178 estcpu=36, cpticks=2, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 30284 474347 23197 0 3 0x100081 piperd sh *88995 424495 23197 0 7 0x3 ifconfig 23197 180780 1 0 3 0x10008b pause sh 19383 231721 70359 0 3 0x82 piperd syz-executor.1 45012 306627 0 0 3 0x14200 bored sosplice 30416 232312 70359 0 3 0x82 piperd syz-executor.0 70359 134820 56862 0 3 0x82 thrsleep syz-fuzzer 70359 148144 56862 0 3 0x4000082 thrsleep syz-fuzzer 70359 317174 56862 0 3 0x4000082 thrsleep syz-fuzzer 70359 92552 56862 0 3 0x4000082 thrsleep syz-fuzzer 70359 152763 56862 0 3 0x4000082 kqread syz-fuzzer 70359 109006 56862 0 3 0x4000082 thrsleep syz-fuzzer 70359 198121 56862 0 3 0x4000082 thrsleep syz-fuzzer 70359 447224 56862 0 3 0x4000082 thrsleep syz-fuzzer 70359 300281 56862 0 3 0x4000082 thrsleep syz-fuzzer 70359 222678 56862 0 3 0x4000082 thrsleep syz-fuzzer 56862 289336 43549 0 3 0x10008a pause ksh 43549 228415 68060 0 3 0x92 select sshd 68060 370209 1 0 3 0x80 select sshd 68833 431683 72420 74 3 0x100092 bpf pflogd 72420 82222 1 0 3 0x80 netio pflogd 22536 52981 51358 73 3 0x100090 kqread syslogd 51358 389022 1 0 3 0x100082 netio syslogd 38551 207002 1 77 3 0x100090 poll dhclient 343 275420 1 0 3 0x80 poll dhclient 53669 520691 0 0 3 0x14200 bored smr 2508 493785 0 0 3 0x14200 pgzero zerothread 43442 127589 0 0 3 0x14200 aiodoned aiodoned 45510 447466 0 0 3 0x14200 syncer update 13836 80691 0 0 3 0x14200 cleaner cleaner 26336 354802 0 0 3 0x14200 reaper reaper 92727 265729 0 0 3 0x14200 pgdaemon pagedaemon 66915 437197 0 0 3 0x14200 bored crynlk 20370 56982 0 0 3 0x14200 bored crypto 61318 24470 0 0 3 0x40014200 acpi0 acpi0 15381 227508 0 0 7 0x40014200 idle1 75749 128562 0 0 3 0x14200 bored softnet 2265 142063 0 0 3 0x14200 bored systqmp 44333 375417 0 0 3 0x14200 bored systq 64933 337783 0 0 2 0x40014200 softclock 88722 393443 0 0 3 0x40014200 idle0 1 463799 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 88995 (ifconfig) thread 0xffff800020e47ae8 (424495) exclusive rwlock netlock r = 0 (0xffffffff82731458) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 sysctl_rtable+0x187 sys/net/rtsock.c:2075 #2 sys_sysctl+0x20e sys/kern/kern_sysctl.c:250 #3 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #3 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #4 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff82721200) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 rw_enter+0x453 sys/kern/kern_rwlock.c:311 #2 sys_sysctl+0x1ac sys/kern/kern_sysctl.c:234 #3 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #3 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #4 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff8291e8a8) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 syscall+0x400 mi_syscall sys/sys/syscall_mi.h:93 [inline] #1 syscall+0x400 sys/arch/amd64/amd64/trap.c:570 #2 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9509 6413K 6868K 78643K 14110 0 pcb 13 8K 8K 78643K 43 0 rtable 107 4K 6K 78643K 329 0 ifaddr 71 14K 15K 78643K 113 0 counters 43 33K 34K 78643K 51 0 ioctlops 0 0K 4K 78643K 1497 0 iov 0 0K 8K 78643K 17 0 mount 1 1K 1K 78643K 1 0 vnodes 1219 77K 77K 78643K 2433 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 4 0 VM map 2 1K 1K 78643K 2 0 sem 11 1K 1K 78643K 23 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 4 9K 25K 78643K 927 0 sigio 0 0K 0K 78643K 6 0 proc 55 63K 83K 78643K 508 0 subproc 32 2K 2K 78643K 51 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 7 0 in_multi 52 2K 3K 78643K 79 0 ether_multi 1 0K 0K 78643K 4 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 31 148K 148K 78643K 31 0 exec 0 0K 1K 78643K 243 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 117 39K 41K 78643K 3292 0 UVM aobj 4 2K 2K 78643K 6 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 14 0 NDP 11 0K 0K 78643K 23 0 temp 91 3857K 3923K 78643K 7949 0 kqueue 3 4K 18K 78643K 208 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 8 0 3 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 317 0 315 1 0 1 1 0 8 0 rtentry 112 63 0 19 2 0 2 2 0 8 0 unpcb 120 75 0 65 1 0 1 1 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpqe 32 430 0 430 1 1 0 1 0 8 0 tcpcb 544 277 0 273 2 1 1 2 0 8 0 inpcb 296 392 0 385 2 1 1 2 0 8 0 nd6 48 12 0 5 1 0 1 1 0 8 0 pfosfp 40 846 0 423 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfrktable 1344 21 0 21 1 1 0 1 0 8 0 pfstitem 24 23 0 17 1 0 1 1 0 8 0 pfstkey 112 23 0 17 1 0 1 1 0 8 0 pfstate 328 23 0 17 2 0 2 2 0 8 0 pfrule 1360 26 0 19 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 250 0 52 13 0 13 13 0 8 0 art_table 32 251 0 52 2 0 2 2 0 8 0 art_node 16 62 0 22 1 0 1 1 0 8 0 sysvmsgpl 40 10 0 6 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 9 0 0 1 0 1 1 0 8 0 shmpl 112 4 0 2 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2367 0 961 89 1 88 89 0 8 0 ffsino 272 2367 0 961 94 0 94 94 0 8 0 nchpl 144 3558 0 1959 60 0 60 60 0 8 0 uvmvnodes 72 3598 0 0 66 0 66 66 0 8 0 vnodes 208 3598 0 0 190 0 190 190 0 8 0 namei 1024 10405 0 10405 1 0 1 1 0 8 1 percpumem 16 36 0 4 1 0 1 1 0 8 0 vcpupl 1984 1 0 0 1 0 1 1 0 8 0 vmpool 560 4 0 3 1 0 1 1 0 8 0 pfiaddrpl 120 6 0 6 1 1 0 1 0 8 0 scsiplug 64 1 0 1 1 1 0 1 0 8 0 scxspl 192 10521 0 10521 8 7 1 7 0 8 1 plimitpl 152 24 0 16 1 0 1 1 0 8 0 sigapl 424 1158 0 1125 4 0 4 4 0 8 0 futexpl 56 9083 0 9083 1 0 1 1 0 8 1 knotepl 112 501 0 482 2 1 1 2 0 8 0 kqueuepl 144 271 0 269 1 0 1 1 0 8 0 pipelkpl 48 97 0 86 1 0 1 1 0 8 0 pipepl 120 194 0 173 1 0 1 1 0 8 0 fdescpl 496 1142 0 1125 3 0 3 3 0 8 0 filepl 152 4948 0 4845 6 1 5 5 0 8 0 lockfpl 104 37 0 36 1 0 1 1 0 8 0 lockfspl 48 15 0 14 1 0 1 1 0 8 0 sessionpl 112 20 0 8 1 0 1 1 0 8 0 pgrppl 48 22 0 10 1 0 1 1 0 8 0 ucredpl 96 538 0 529 1 0 1 1 0 8 0 zombiepl 144 1125 0 1124 1 0 1 1 0 8 0 processpl 984 1158 0 1124 5 0 5 5 0 8 0 procpl 624 2439 0 2396 4 0 4 4 0 8 0 sosppl 128 4 0 4 1 1 0 1 0 8 0 sockpl 400 784 0 765 3 0 3 3 0 8 1 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl12k 12288 4 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 4 0 0 1 0 1 1 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 158 0 0 19 0 19 19 0 8 0 mtagpl 96 286 0 0 7 0 7 7 0 8 0 mbufpl 256 693 0 0 42 0 42 42 0 8 0 bufpl 280 4371 0 134 303 0 303 303 0 8 0 anonpl 16 92789 0 81429 63 1 62 62 0 124 0 amapchunkpl 152 4558 0 4420 9 3 6 8 0 158 0 amappl16 192 4265 0 3447 42 0 42 42 0 8 0 amappl15 184 1 0 0 1 0 1 1 0 8 0 amappl14 176 27 0 21 1 0 1 1 0 8 0 amappl13 168 1065 0 1058 1 0 1 1 0 8 0 amappl12 160 13 0 11 1 0 1 1 0 8 0 amappl11 152 285 0 270 1 0 1 1 0 8 0 amappl10 144 34 0 27 1 0 1 1 0 8 0 amappl9 136 384 0 383 1 0 1 1 0 8 0 amappl8 128 380 0 347 4 2 2 2 0 8 0 amappl7 120 133 0 121 1 0 1 1 0 8 0 amappl6 112 247 0 243 1 0 1 1 0 8 0 amappl5 104 658 0 643 1 0 1 1 0 8 0 amappl4 96 1171 0 1145 1 0 1 1 0 8 0 amappl3 88 482 0 473 1 0 1 1 0 8 0 amappl2 80 8048 0 7979 2 0 2 2 0 8 0 amappl1 72 34059 0 33561 24 13 11 18 0 8 1 amappl 80 2716 0 2671 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 5 0 2 1 0 1 1 0 8 0 uaddrrnd 24 1146 0 1128 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1146 0 1128 1 0 1 1 0 8 0 vmmpekpl 168 10021 0 9985 2 0 2 2 0 8 0 vmmpepl 168 141086 0 139084 140 46 94 118 0 357 4 vmsppl 368 1145 0 1128 2 0 2 2 0 8 0 pdppl 4096 2299 0 2257 6 0 6 6 0 8 0 pvpl 32 294743 0 280261 153 5 148 153 0 265 0 pmappl 232 1145 0 1128 2 0 2 2 0 8 1 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 286 0 5 9 0 9 9 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace memcpy() at memcpy+0x15 sysctl_iflist(0,ffff800023ee32f8) at sysctl_iflist+0x255 sys/net/rtsock.c:1979 sysctl_rtable(ffff800023ee33bc,3,21c1d73000,ffff800023ee33e8,0,0) at sysctl_rtable+0x196 sys/net/rtsock.c:2076 sys_sysctl(ffff800020e47ae8,ffff800023ee3450,ffff800023ee34a0) at sys_sysctl+0x20e sys/kern/kern_sysctl.c:250 syscall(ffff800023ee3520) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800023ee3520) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffff7040, count: -6 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800020d70ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352 x86_ipi_handler() at x86_ipi_handler+0xc6 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 acpicpu_idle() at acpicpu_idle+0x331 sys/dev/acpi/acpicpu.c:1187 sched_idle(ffff800020d70ff0) at sched_idle+0x3f7 sys/kern/kern_sched.c:178 end trace frame: 0x0, count: -5