oLoLuvm_fault(0xffffffff82531700, 0xffff800000a37000, 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(0xffffffff82531700, 0xffff800000a37000, 0, 1) -> e memcpy() at memcpy+0x15 end trace frame: 0xffff800023db9760, count: 0 ddb{0}> trace memcpy() at memcpy+0x15 rtm_msg1(c,ffff800023db9778) at rtm_msg1+0x1b2 sys/net/rtsock.c:1554 rtm_addr(c,ffff800000a36f00) at rtm_addr+0x9b sys/net/rtsock.c:1742 rt_ifa_add(ffff800000a36f00,240404,ffff800000a36f40,0) at rt_ifa_add+0x2db sys/net/route.c:1142 rt_ifa_addlocal(ffff800000a36f00) at rt_ifa_addlocal+0x16d sys/net/route.c:1242 in_ifinit(ffff8000009e8000,ffff800000a36f00,ffff800000a36f58,0) at in_ifinit+0x1cf sys/netinet/in.c:688 in_ioctl_change_ifaddr(8040691a,ffff800023db9c70,ffff8000009e8000,1) at in_ioctl_change_ifaddr+0x68c sys/netinet/in.c:519 in_ioctl(8040691a,ffff800023db9c70,ffff8000009e8000,1) at in_ioctl+0x2fb sys/netinet/in.c:246 ifioctl(fffffd806f660000,8040691a,ffff800023db9c70,ffff800020a98780) at ifioctl+0xe70 sys/net/if.c:2291 sys_ioctl(ffff800020a98780,ffff800023db9d88,ffff800023db9dd0) at sys_ioctl+0x5b9 syscall(ffff800023db9e50) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:92 [inline] syscall(ffff800023db9e50) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:555 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x541d0821ca0, count: -12 ddb{0}> show registers rdi 0xfffffd8061d23598 rsi 0xffff800000a37000 rbp 0xffff800023db96f0 rbx 0 rdx 0xa0 rcx 0x5 rax 0x7d80612ec598 r8 0x2 r9 0x1 r10 0x39b147c4fb5296c r11 0xfffffd8061d23520 r12 0xa0 r13 0xa0 r14 0xffff800000a36f88 r15 0xfffffd8061d23500 rip 0xffffffff817a7d95 memcpy+0x15 cs 0x8 rflags 0x10206 __ALIGN_SIZE+0xf206 rsp 0xffff800023db9628 ss 0x10 memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb{0}> show proc PROC (syz-executor.0) pid=461887 stat=onproc flags process=0 proc=4000000 pri=86, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff800020a98018,0xffffffff82644068 process=0xffff800020a9b8c8 user=0xffff800023db4000, vmspace=0xfffffd807f005a10 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 18412 383549 52697 0 2 0 syz-executor.0 18412 127186 52697 0 3 0x4000080 fsleep syz-executor.0 18412 219981 52697 0 3 0x4000080 fsleep syz-executor.0 *18412 461887 52697 0 7 0x4000000 syz-executor.0 99024 239049 60436 0 3 0x80 nanosleep syz-executor.1 99024 2292 60436 0 3 0x4000080 ttyin syz-executor.1 99024 226253 60436 0 3 0x4000080 fsleep syz-executor.1 55315 63434 0 0 3 0x14200 acct acct 68322 100069 0 0 3 0x14200 bored sosplice 60436 257753 91430 0 2 0x482 syz-executor.1 52697 229221 91430 0 2 0x482 syz-executor.0 91430 14065 40346 0 3 0x82 thrsleep syz-fuzzer 91430 81711 40346 0 7 0x4000482 syz-fuzzer 91430 198748 40346 0 3 0x4000082 thrsleep syz-fuzzer 91430 379551 40346 0 3 0x4000082 thrsleep syz-fuzzer 91430 178907 40346 0 3 0x4000082 kqread syz-fuzzer 91430 352453 40346 0 3 0x4000082 thrsleep syz-fuzzer 91430 252108 40346 0 3 0x4000082 thrsleep syz-fuzzer 91430 2598 40346 0 2 0x4000482 syz-fuzzer 91430 222709 40346 0 3 0x4000082 thrsleep syz-fuzzer 91430 289093 40346 0 3 0x4000082 thrsleep syz-fuzzer 40346 397141 9632 0 3 0x10008a pause ksh 9632 479705 58656 0 3 0x92 select sshd 33752 99152 1 0 3 0x100083 ttyin getty 58656 412040 1 0 3 0x80 select sshd 93379 470207 37396 74 3 0x100092 bpf pflogd 37396 188262 1 0 3 0x80 netio pflogd 5307 154448 29508 73 3 0x100090 kqread syslogd 29508 513813 1 0 3 0x100082 netio syslogd 93510 51226 0 0 3 0x14200 pgzero zerothread 48227 506123 0 0 3 0x14200 aiodoned aiodoned 44069 288911 0 0 3 0x14200 syncer update 72158 144912 0 0 3 0x14200 cleaner cleaner 33776 228854 0 0 3 0x14200 reaper reaper 69235 328138 0 0 3 0x14200 pgdaemon pagedaemon 558 30653 0 0 3 0x14200 bored crynlk 10142 208787 0 0 3 0x14200 bored crypto 49614 449960 0 0 3 0x14200 bored viomb 76136 494770 0 0 3 0x40014200 acpi0 acpi0 97822 403132 0 0 3 0x40014200 idle1 36481 312207 0 0 3 0x14200 bored softnet 60500 180740 0 0 3 0x14200 bored systqmp 2070 243372 0 0 3 0x14200 bored systq 40026 454651 0 0 3 0x40014200 bored softclock 20644 172280 0 0 3 0x40014200 idle0 74600 109552 0 0 3 0x14200 bored smr 1 512540 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 18412 (syz-executor.0) thread 0xffff800020a98780 (461887) exclusive rwlock netlock r = 0 (0xffffffff82478d78) #0 witness_lock+0x52e sys/kern/subr_witness.c:1163 #1 in_ioctl_change_ifaddr+0x91 #2 in_ioctl+0x2fb sys/netinet/in.c:246 #3 ifioctl+0xe70 sys/net/if.c:2291 #4 sys_ioctl+0x5b9 #5 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:92 [inline] #5 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:555 #6 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff8265cfc8) #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{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9483 6345K 7573K 78643K 11318 0 pcb 13 8K 8K 78643K 47 0 rtable 108 4K 4K 78643K 250 0 ifaddr 60 14K 14K 78643K 81 0 counters 39 33K 33K 78643K 39 0 ioctlops 0 0K 4K 78643K 1473 0 iov 0 0K 16K 78643K 23 0 mount 1 1K 1K 78643K 1 0 vnodes 1228 77K 77K 78643K 1415 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 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 37 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1810 197K 290K 78643K 12817 0 file desc 6 17K 25K 78643K 161 0 sigio 0 0K 0K 78643K 12 0 proc 55 51K 95K 78643K 458 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 26 0 in_multi 68 3K 3K 78643K 79 0 ether_multi 1 0K 0K 78643K 2 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 42 185K 185K 78643K 42 0 exec 0 0K 1K 78643K 222 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 113 21K 22K 78643K 1509 0 UVM aobj 8 2K 2K 78643K 8 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 20 0 NDP 8 0K 0K 78643K 15 0 temp 116 3034K 3100K 78643K 6536 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 9 0 2 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 35 0 34 1 0 1 1 0 8 0 rtentry 112 58 0 14 2 0 2 2 0 8 0 unpcb 120 127 0 119 1 0 1 1 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpqe 32 7 0 7 1 1 0 1 0 8 0 tcpcb 544 58 0 53 1 0 1 1 0 8 0 inpcb 280 217 0 210 3 1 2 2 0 8 1 nd6 48 6 0 3 1 0 1 1 0 8 0 pkpcb 40 2 0 2 2 1 1 1 0 8 1 ppxss 1128 3 0 3 2 1 1 1 0 8 1 pffrag 232 5 0 5 1 0 1 1 0 482 1 pffrnode 88 5 0 5 1 0 1 1 0 8 1 pffrent 40 181 0 181 1 0 1 1 0 8 1 pfosfp 40 846 0 423 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 25 0 2 1 0 1 1 0 8 0 pfstkey 112 25 0 2 1 0 1 1 0 8 0 pfstate 328 25 0 2 2 0 2 2 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 263 0 44 14 0 14 14 0 8 0 art_table 32 265 0 44 2 0 2 2 0 8 0 art_node 16 57 0 16 1 0 1 1 0 8 0 sysvmsgpl 40 51 0 34 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 35 0 25 1 0 1 1 0 8 0 shmpl 112 6 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1636 0 228 46 0 46 46 0 8 0 ffsino 272 1636 0 228 95 0 95 95 0 8 0 nchpl 144 2087 0 469 61 0 61 61 0 8 0 uvmvnodes 72 1841 0 0 34 0 34 34 0 8 0 vnodes 208 1841 0 0 97 0 97 97 0 8 0 namei 1024 6096 0 6096 1 0 1 1 0 8 1 percpumem 16 30 0 0 1 0 1 1 0 8 0 scxspl 192 5846 0 5846 8 7 1 7 0 8 1 plimitpl 152 30 0 23 1 0 1 1 0 8 0 sigapl 432 360 0 346 3 1 2 3 0 8 0 futexpl 56 3458 0 3455 1 0 1 1 0 8 0 knotepl 112 64 0 45 1 0 1 1 0 8 0 kqueuepl 104 34 0 32 1 0 1 1 0 8 0 pipepl 160 276 0 257 3 1 2 2 0 8 1 fdescpl 488 361 0 346 3 0 3 3 0 8 0 filepl 152 2531 0 2431 8 1 7 7 0 8 3 lockfpl 104 62 0 62 1 0 1 1 0 8 1 lockfspl 48 24 0 24 1 0 1 1 0 8 1 sessionpl 112 18 0 9 1 0 1 1 0 8 0 pgrppl 48 24 0 15 1 0 1 1 0 8 0 ucredpl 96 293 0 284 1 0 1 1 0 8 0 zombiepl 144 346 0 346 2 1 1 1 0 8 1 processpl 904 379 0 346 4 0 4 4 0 8 0 procpl 632 719 0 672 5 0 5 5 0 8 1 sosppl 128 4 0 4 1 0 1 1 0 8 1 sockpl 384 382 0 366 5 1 4 4 0 8 2 mcl64k 65536 5 0 0 1 0 1 1 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl12k 12288 4 0 0 1 0 1 1 0 8 0 mcl9k 9216 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 7 0 0 1 0 1 1 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 278 0 0 34 0 34 34 0 8 0 mtagpl 80 12 0 0 1 0 1 1 0 8 0 mbufpl 256 397 0 0 24 0 24 24 0 8 0 bufpl 280 6624 0 1340 378 0 378 378 0 8 0 anonpl 16 51589 0 31993 82 2 80 80 0 125 1 amapchunkpl 152 1965 0 1803 8 0 8 8 0 158 0 amappl16 192 1770 0 702 55 0 55 55 0 8 1 amappl15 184 121 0 116 1 0 1 1 0 8 0 amappl14 176 99 0 93 2 1 1 1 0 8 0 amappl13 168 1 0 0 1 0 1 1 0 8 0 amappl12 160 8 0 6 1 0 1 1 0 8 0 amappl11 152 55 0 47 1 0 1 1 0 8 0 amappl10 144 13 0 8 1 0 1 1 0 8 0 amappl9 136 591 0 588 1 0 1 1 0 8 0 amappl8 128 137 0 110 2 0 2 2 0 8 0 amappl7 120 112 0 101 1 0 1 1 0 8 0 amappl6 112 57 0 51 1 0 1 1 0 8 0 amappl5 104 153 0 142 1 0 1 1 0 8 0 amappl4 96 560 0 529 2 1 1 2 0 8 0 amappl3 88 263 0 250 1 0 1 1 0 8 0 amappl2 80 2047 0 1971 3 1 2 3 0 8 0 amappl1 72 18130 0 17679 26 16 10 20 0 8 0 amappl 80 982 0 933 2 0 2 2 0 84 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 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 7 0 0 1 0 1 1 0 8 0 uaddrrnd 24 361 0 346 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 361 0 346 1 0 1 1 0 8 0 vmmpekpl 168 6871 0 6835 2 0 2 2 0 8 0 vmmpepl 168 52292 0 49986 143 15 128 134 0 357 27 vmsppl 368 360 0 346 2 0 2 2 0 8 0 pdppl 4096 729 0 692 6 1 5 6 0 8 0 pvpl 32 170094 0 147253 191 1 190 190 0 265 4 pmappl 232 360 0 346 2 1 1 2 0 8 0 extentpl 40 50 0 32 1 0 1 1 0 8 0 phpool 112 195 0 4 6 0 6 6 0 8 0