uvm_fault(0xffffffff82617548, 0xffff800000abe000, 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(0xffffffff82617548, 0xffff800000abe000, 0, 1) -> e memcpy() at memcpy+0x15 end trace frame: 0xffff800020ea7c80, count: 0 ddb{0}> trace memcpy() at memcpy+0x15 sysctl_iflist(0,ffff800020ea7cd8) at sysctl_iflist+0x255 sys/net/rtsock.c:1979 sysctl_rtable(ffff800020ea7d9c,3,c0880c10000,ffff800020ea7dc8,0,0) at sysctl_rtable+0x196 sys/net/rtsock.c:2076 sys_sysctl(ffff800020e6cea8,ffff800020ea7e30,ffff800020ea7e80) at sys_sysctl+0x20e sys/kern/kern_sysctl.c:252 syscall(ffff800020ea7f00) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020ea7f00) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffed800, count: -6 ddb{0}> show registers rdi 0xffff800000a2bee8 rsi 0xffff800000abe000 rbp 0xffff800020ea7b80 rbx 0xe8 rdx 0xe8 rcx 0x5 rax 0xfffffffffff6dee8 r8 0x118 r9 0x5 r10 0xc380c9a61a205585 r11 0xffff800000a2be28 r12 0xffff800000abdf40 r13 0xe8 r14 0xffff800000a2be28 r15 0x6 rip 0xffffffff81307005 memcpy+0x15 cs 0x8 rflags 0x10206 __ALIGN_SIZE+0xf206 rsp 0xffff800020ea7ac8 ss 0x10 memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb{0}> show proc PROC (dhclient) pid=60561 stat=onproc flags process=100010 proc=0 pri=24, usrpri=51, nice=20 forw=0xffffffffffffffff, list=0xffff800020e6c008,0xffff800020ed1130 process=0xffff800020e80f70 user=0xffff800020ea2000, vmspace=0xfffffd807efff730 estcpu=1, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 18234 188646 68051 0 2 0 syz-executor.0 18234 477207 68051 0 3 0x4000080 fsleep syz-executor.0 30862 108047 14815 0 2 0 syz-executor.1 30862 419187 14815 0 2 0x4000000 syz-executor.1 66444 465461 0 0 3 0x14200 bored sosplice 14815 367634 34698 0 2 0x482 syz-executor.1 68051 107969 34698 0 2 0x482 syz-executor.0 34698 441119 75979 0 3 0x82 thrsleep syz-fuzzer 34698 484325 75979 0 3 0x4000082 nanosleep syz-fuzzer 34698 68820 75979 0 3 0x4000082 thrsleep syz-fuzzer 34698 39362 75979 0 3 0x4000082 thrsleep syz-fuzzer 34698 323727 75979 0 3 0x4000082 thrsleep syz-fuzzer 34698 155238 75979 0 3 0x4000082 thrsleep syz-fuzzer 34698 192322 75979 0 3 0x4000082 thrsleep syz-fuzzer 34698 333458 75979 0 7 0x4000482 syz-fuzzer 34698 5843 75979 0 3 0x4000082 kqread syz-fuzzer 34698 257830 75979 0 3 0x4000082 thrsleep syz-fuzzer 75979 520769 90439 0 3 0x10008a pause ksh 90439 157990 23639 0 3 0x92 select sshd 14773 195198 1 0 3 0x100083 ttyin getty 23639 137718 1 0 3 0x80 select sshd 24385 288499 95863 74 3 0x100092 bpf pflogd 95863 13310 1 0 3 0x80 netio pflogd 73242 233156 98198 73 3 0x100090 kqread syslogd 98198 290590 1 0 3 0x100082 netio syslogd *70177 60561 1 77 7 0x100010 dhclient 75524 32215 1 0 3 0x80 poll dhclient 39586 243719 0 0 3 0x14200 bored smr 23324 181815 0 0 2 0x14200 zerothread 56595 413433 0 0 3 0x14200 aiodoned aiodoned 1601 472884 0 0 3 0x14200 syncer update 99625 226601 0 0 3 0x14200 cleaner cleaner 86487 239624 0 0 3 0x14200 reaper reaper 30904 43300 0 0 3 0x14200 pgdaemon pagedaemon 43544 132400 0 0 3 0x14200 bored crynlk 54923 409704 0 0 3 0x14200 bored crypto 70103 233416 0 0 3 0x40014200 acpi0 acpi0 94937 255027 0 0 3 0x40014200 idle1 68110 272158 0 0 3 0x14200 bored softnet 52916 436534 0 0 3 0x14200 bored systqmp 49944 358871 0 0 3 0x14200 bored systq 75399 272137 0 0 2 0x40014200 softclock 97014 456034 0 0 3 0x40014200 idle0 1 341055 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 70177 (dhclient) thread 0xffff800020e6cea8 (60561) exclusive rwlock netlock r = 0 (0xffffffff824a4418) #0 witness_lock+0x4c5 sys/kern/subr_witness.c:1164 #1 sysctl_rtable+0x187 sys/net/rtsock.c:2075 #2 sys_sysctl+0x20e sys/kern/kern_sysctl.c:252 #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 (0xffffffff8248f350) #0 witness_lock+0x4c5 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:236 #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 (0xffffffff826775f0) #0 witness_lock+0x4c5 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 9514 6415K 7055K 78643K 11064 0 pcb 13 8K 8K 78643K 45 0 rtable 109 12K 12K 78643K 252 0 ifaddr 72 14K 14K 78643K 97 0 counters 45 34K 34K 78643K 53 0 ioctlops 0 0K 4K 78643K 1479 0 iov 0 0K 16K 78643K 23 0 mount 1 1K 1K 78643K 1 0 vnodes 1227 77K 77K 78643K 1342 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 5 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 28 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 196K 290K 78643K 12766 0 file desc 6 17K 25K 78643K 144 0 sigio 0 0K 0K 78643K 2 0 proc 61 63K 95K 78643K 440 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 11 0 in_multi 44 2K 2K 78643K 60 0 ether_multi 1 0K 0K 78643K 8 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 219 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 102 37K 37K 78643K 1399 0 UVM aobj 13 2K 2K 78643K 13 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 38 0 NDP 12 0K 0K 78643K 20 0 temp 100 3038K 3102K 78643K 2438 0 kqueue 3 4K 12K 78643K 9 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 6 0 0 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 25 0 23 1 0 1 1 0 8 0 rtentry 112 45 0 1 2 0 2 2 0 8 0 unpcb 120 69 0 59 1 0 1 1 0 8 0 syncache 264 6 0 6 2 1 1 1 0 8 1 tcpqe 32 227 0 227 1 1 0 1 0 8 0 tcpcb 544 62 0 58 1 0 1 1 0 8 0 inpcb 280 211 0 204 2 0 2 2 0 8 1 nd6 48 6 0 0 1 0 1 1 0 8 0 pkpcb 40 2 0 2 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 24 0 2 1 0 1 1 0 8 0 pfstkey 112 24 0 2 1 0 1 1 0 8 0 pfstate 328 24 0 2 2 0 2 2 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 188 0 0 12 0 12 12 0 8 0 art_table 32 189 0 0 2 0 2 2 0 8 0 art_node 16 44 0 4 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 5 1 0 1 1 0 8 0 semapl 112 18 0 8 1 0 1 1 0 8 0 shmpl 112 11 0 1 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1603 0 194 46 0 46 46 0 8 0 ffsino 272 1603 0 194 95 0 95 95 0 8 0 nchpl 144 2002 0 384 61 0 61 61 0 8 0 uvmvnodes 72 1744 0 0 32 0 32 32 0 8 0 vnodes 208 1744 0 0 92 0 92 92 0 8 0 namei 1024 5255 0 5255 1 0 1 1 0 8 1 percpumem 16 37 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 scxspl 192 6019 0 6019 8 1 7 7 0 8 7 plimitpl 152 25 0 17 1 0 1 1 0 8 0 sigapl 424 360 0 327 4 0 4 4 0 8 0 futexpl 56 1950 0 1949 1 0 1 1 0 8 0 knotepl 112 59 0 40 1 0 1 1 0 8 0 kqueuepl 144 24 0 22 1 0 1 1 0 8 0 pipelkpl 48 90 0 80 1 0 1 1 0 8 0 pipepl 120 180 0 161 1 0 1 1 0 8 0 fdescpl 496 344 0 327 3 0 3 3 0 8 0 filepl 152 1896 0 1795 5 0 5 5 0 8 1 lockfpl 104 54 0 53 1 0 1 1 0 8 0 lockfspl 48 18 0 17 1 0 1 1 0 8 0 sessionpl 112 18 0 7 1 0 1 1 0 8 0 pgrppl 48 18 0 7 1 0 1 1 0 8 0 ucredpl 96 127 0 118 1 0 1 1 0 8 0 zombiepl 144 327 0 327 1 0 1 1 0 8 1 processpl 984 360 0 327 5 0 5 5 0 8 0 procpl 624 634 0 590 5 0 5 5 0 8 1 sosppl 128 2 0 2 1 1 0 1 0 8 0 sockpl 400 307 0 288 3 0 3 3 0 8 1 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 2 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 1 0 0 1 0 1 1 0 8 0 mcl4k 4096 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 171 0 0 21 0 21 21 0 8 0 mtagpl 80 11 0 0 1 0 1 1 0 8 0 mbufpl 256 190 0 0 12 0 12 12 0 8 0 bufpl 280 4339 0 176 298 0 298 298 0 8 0 anonpl 16 47564 0 33622 71 1 70 70 0 124 13 amapchunkpl 152 2043 0 1911 19 4 15 19 0 158 8 amappl16 192 1593 0 840 48 4 44 48 0 8 6 amappl15 184 1 0 0 1 0 1 1 0 8 0 amappl14 176 62 0 57 2 1 1 1 0 8 0 amappl13 168 25 0 24 1 0 1 1 0 8 0 amappl12 160 10 0 8 1 0 1 1 0 8 0 amappl11 152 72 0 53 1 0 1 1 0 8 0 amappl10 144 72 0 65 1 0 1 1 0 8 0 amappl9 136 397 0 393 1 0 1 1 0 8 0 amappl8 128 300 0 286 1 0 1 1 0 8 0 amappl7 120 173 0 160 1 0 1 1 0 8 0 amappl6 112 24 0 20 1 0 1 1 0 8 0 amappl5 104 248 0 230 1 0 1 1 0 8 0 amappl4 96 501 0 470 2 1 1 2 0 8 0 amappl3 88 159 0 153 1 0 1 1 0 8 0 amappl2 80 1785 0 1707 3 1 2 3 0 8 0 amappl1 72 17641 0 17191 26 16 10 20 0 8 0 amappl 80 892 0 847 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 12 0 0 1 0 1 1 0 8 0 uaddrrnd 24 348 0 330 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 348 0 330 1 0 1 1 0 8 0 vmmpekpl 168 6604 0 6571 2 0 2 2 0 8 0 vmmpepl 168 48826 0 46839 108 9 99 103 0 357 12 vmsppl 368 347 0 330 2 0 2 2 0 8 0 pdppl 4096 704 0 661 6 0 6 6 0 8 0 pvpl 32 157394 0 140236 169 1 168 169 0 265 29 pmappl 232 347 0 330 2 0 2 2 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 170 0 3 5 0 5 5 0 8 0