y7šs?hJ¬µÐó¦òdæùŒµ»nÚzÒ™„“òñÙñuvm_fault(0xffffffff82263550, 0xffff800000a31000, 0, 1) -> e kernel: page fault trap, code=0 Stopped at strlcpy+0xcf: movzbl 0xffffffffffffffff(%rbx),%r15d ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic kernel page fault uvm_fault(0xffffffff82263550, 0xffff800000a31000, 0, 1) -> e strlcpy(ffff8000009b3bd0,ffff800000a30ee2,20) at strlcpy+0xcf sys/lib/libkern/strlcpy.c:44 end trace frame: 0xffff800023c35540, count: 0 ddb{0}> trace strlcpy(ffff8000009b3bd0,ffff800000a30ee2,20) at strlcpy+0xcf sys/lib/libkern/strlcpy.c:44 rtlabel_name2id(ffff800000a30ee2) at rtlabel_name2id+0x13d sys/net/route.c:1614 rtrequest(1,ffff800023c356f0,0,ffff800023c35668,0) at rtrequest+0x64b sys/net/route.c:893 rtm_output(ffff800000a30e00,ffff800023c357a0,ffff800023c356f0,0,0) at rtm_output+0x6e1 sys/net/rtsock.c:896 route_output(fffffd807f02cb00,fffffd806f704600,0,0) at route_output+0x7e2 sys/net/rtsock.c:814 route_usrreq(fffffd806f704600,9,fffffd807f02cb00,0,0,ffff800020b50ee8) at route_usrreq+0x363 sys/net/rtsock.c:271 sosend(fffffd806f704600,0,ffff800023c35990,0,0,80) at sosend+0x668 sys/kern/uipc_socket.c:524 sendit(ffff800020b50ee8,3,ffff800023c35a70,0,ffff800023c35b70) at sendit+0x52f sys/kern/uipc_syscalls.c:662 sys_sendto(ffff800020b50ee8,ffff800023c35b08,ffff800023c35b70) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:527 syscall(ffff800023c35be0) at syscall+0x552 mi_syscall sys/sys/syscall_mi.h:92 [inline] syscall(ffff800023c35be0) at syscall+0x552 sys/arch/amd64/amd64/trap.c:555 Xsyscall(6,0,ffffffffffffffd8,0,6,dd2c9932010) at Xsyscall+0x128 end of kernel end trace frame: 0xdd5a50ee840, count: -11 ddb{0}> show registers rdi 0xffffffff810372a5 strlcpy+0xc5 rsi 0x5c3 rbp 0xffff800023c354f0 rbx 0xffff800000a31001 rdx 0x5c4 rcx 0xffff800020bfc000 rax 0xffff800020bfc000 r8 0x38 r9 0x5 r10 0x38fd94b9e6752ac r11 0x9ff50e0a1df42865 r12 0 r13 0x27 r14 0xffff800000a30ee2 r15 0xb rip 0xffffffff810372af strlcpy+0xcf cs 0x8 rflags 0x10282 __ALIGN_SIZE+0xf282 rsp 0xffff800023c354a0 ss 0x10 strlcpy+0xcf: movzbl 0xffffffffffffffff(%rbx),%r15d ddb{0}> show proc PROC (syz-executor.0) pid=56425 stat=onproc flags process=0 proc=4000000 pri=78, usrpri=78, nice=20 forw=0xffffffffffffffff, list=0xffff800020b509f8,0xffff800020b50790 process=0xffff800020b7d880 user=0xffff800023c30000, vmspace=0xfffffd807f00c8a0 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 43357 439601 24053 0 7 0 syz-executor.0 *43357 56425 24053 0 7 0x4000000 syz-executor.0 1177 62353 68572 0 2 0 syz-executor.1 1177 51468 68572 0 3 0x4000080 fsleep syz-executor.1 1177 490143 68572 0 3 0x4000080 fsleep syz-executor.1 77124 514115 0 0 3 0x14200 bored sosplice 68572 188583 37810 0 3 0x82 nanosleep syz-executor.1 24053 439361 37810 0 3 0x82 nanosleep syz-executor.0 37810 475806 93933 0 3 0x82 thrsleep syz-fuzzer 37810 270933 93933 0 3 0x4000082 nanosleep syz-fuzzer 37810 99968 93933 0 3 0x4000082 thrsleep syz-fuzzer 37810 270634 93933 0 3 0x4000082 thrsleep syz-fuzzer 37810 34664 93933 0 3 0x4000082 thrsleep syz-fuzzer 37810 300304 93933 0 3 0x4000082 kqread syz-fuzzer 37810 493939 93933 0 3 0x4000082 thrsleep syz-fuzzer 37810 283310 93933 0 3 0x4000082 thrsleep syz-fuzzer 37810 444217 93933 0 3 0x4000082 thrsleep syz-fuzzer 37810 418755 93933 0 3 0x4000082 thrsleep syz-fuzzer 93933 292490 11010 0 3 0x10008a pause ksh 11010 485457 98479 0 3 0x92 select sshd 82117 268106 1 0 3 0x100083 ttyin getty 98479 79127 1 0 3 0x80 select sshd 5052 431399 73849 74 3 0x100092 bpf pflogd 73849 332726 1 0 3 0x80 netio pflogd 18710 520667 35044 73 3 0x100090 kqread syslogd 35044 514947 1 0 3 0x100082 netio syslogd 61080 19346 1 77 3 0x100090 poll dhclient 3668 61282 1 0 3 0x80 poll dhclient 55517 91952 0 0 2 0x14200 zerothread 73950 408703 0 0 3 0x14200 aiodoned aiodoned 19792 4337 0 0 3 0x14200 syncer update 31819 503840 0 0 3 0x14200 cleaner cleaner 56876 389768 0 0 3 0x14200 reaper reaper 99363 496110 0 0 3 0x14200 pgdaemon pagedaemon 59182 200180 0 0 3 0x14200 bored crynlk 2407 356276 0 0 3 0x14200 bored crypto 74913 312848 0 0 3 0x40014200 acpi0 acpi0 86664 129658 0 0 3 0x40014200 idle1 22727 164079 0 0 3 0x14200 bored softnet 53285 162237 0 0 3 0x14200 bored systqmp 32353 342824 0 0 3 0x14200 bored systq 60245 249185 0 0 3 0x40014200 bored softclock 67440 140886 0 0 3 0x40014200 idle0 57987 180066 0 0 3 0x14200 bored smr 1 371362 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 43357 (syz-executor.0) thread 0xffff800020b50ee8 (56425) exclusive rwlock netlock r = 0 (0xffffffff821fd4a8) #0 witness_lock+0x52e sys/kern/subr_witness.c:1163 #1 rtm_output+0x64d sys/net/rtsock.c:892 #2 route_output+0x7e2 sys/net/rtsock.c:814 #3 route_usrreq+0x363 sys/net/rtsock.c:271 #4 sosend+0x668 sys/kern/uipc_socket.c:524 #5 sendit+0x52f sys/kern/uipc_syscalls.c:662 #6 sys_sendto+0x80 sys/kern/uipc_syscalls.c:527 #7 syscall+0x552 mi_syscall sys/sys/syscall_mi.h:92 [inline] #7 syscall+0x552 sys/arch/amd64/amd64/trap.c:555 #8 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff82392620) #0 witness_lock+0x52e sys/kern/subr_witness.c:1163 #1 solock+0x66 sys/kern/uipc_socket2.c:292 #2 sosend+0x52c sys/kern/uipc_socket.c:512 #3 sendit+0x52f sys/kern/uipc_syscalls.c:662 #4 sys_sendto+0x80 sys/kern/uipc_syscalls.c:527 #5 syscall+0x552 mi_syscall sys/sys/syscall_mi.h:92 [inline] #5 syscall+0x552 sys/arch/amd64/amd64/trap.c:555 #6 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim Kern Lim devbuf 9484 6394K 6839K 78643K 11087 0 0 pcb 16 8K 8K 78643K 61 0 0 rtable 111 4K 4K 78643K 232 0 0 ifaddr 46 11K 11K 78643K 58 0 0 counters 39 33K 33K 78643K 39 0 0 ioctlops 0 0K 4K 78643K 1477 0 0 iov 0 0K 16K 78643K 25 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1220 77K 77K 78643K 1411 0 0 UFS quota 1 32K 32K 78643K 1 0 0 UFS mount 5 36K 36K 78643K 5 0 0 shm 2 1K 1K 78643K 2 0 0 VM map 2 1K 1K 78643K 2 0 0 sem 12 0K 1K 78643K 15 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1808 196K 290K 78643K 12765 0 0 file desc 6 17K 25K 78643K 238 0 0 sigio 0 0K 0K 78643K 4 0 0 proc 53 50K 83K 78643K 431 0 0 subproc 32 2K 2K 78643K 34 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 19 0 0 in_multi 33 2K 2K 78643K 34 0 0 ether_multi 1 0K 0K 78643K 1 0 0 ISOFS mount 1 32K 32K 78643K 1 0 0 MSDOSFS mount 1 16K 16K 78643K 1 0 0 ttys 48 212K 212K 78643K 48 0 0 exec 0 0K 1K 78643K 247 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 97 21K 21K 78643K 1686 0 0 UVM aobj 4 2K 2K 78643K 6 0 0 memdesc 1 4K 4K 78643K 1 0 0 crypto data 1 1K 1K 78643K 1 0 0 ip6_options 0 0K 0K 78643K 9 0 0 NDP 8 0K 0K 78643K 15 0 0 temp 107 2734K 2801K 78643K 3958 0 0 kqueue 0 0K 0K 78643K 4 0 0 SYN cache 2 16K 16K 78643K 2 0 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 rtentry 112 46 0 1 2 0 2 2 0 8 0 unpcb 120 77 0 67 1 0 1 1 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpqe 32 6818 0 6818 2 2 0 2 0 8 0 tcpcb 544 34 0 30 1 0 1 1 0 8 0 inpcb 280 122 0 115 1 0 1 1 0 8 0 nd6 48 6 0 0 1 0 1 1 0 8 0 ppxss 1128 1 0 1 1 1 0 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 pfstitem 24 13 0 3 1 0 1 1 0 8 0 pfstkey 112 13 0 3 1 0 1 1 0 8 0 pfstate 328 13 0 3 1 0 1 1 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 2 0 0 1 0 1 1 0 8 0 semapl 112 13 0 3 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 dino1pl 128 1790 0 364 47 0 47 47 0 8 0 ffsino 272 1790 0 364 96 0 96 96 0 8 0 nchpl 144 2320 0 675 62 0 62 62 0 8 0 uvmvnodes 72 1958 0 0 36 0 36 36 0 8 0 vnodes 200 1958 0 0 104 0 104 104 0 8 0 namei 1024 6376 0 6376 3 2 1 1 0 8 1 percpumem 16 30 0 0 1 0 1 1 0 8 0 scxspl 192 6213 0 6213 9 8 1 6 0 8 1 plimitpl 152 35 0 27 1 0 1 1 0 8 0 sigapl 432 438 0 422 3 1 2 3 0 8 0 futexpl 56 2456 0 2454 1 0 1 1 0 8 0 knotepl 112 99 0 80 1 0 1 1 0 8 0 kqueuepl 104 54 0 52 1 0 1 1 0 8 0 pipepl 112 266 0 247 2 1 1 1 0 8 0 fdescpl 488 439 0 422 3 0 3 3 0 8 0 filepl 152 2336 0 2233 6 1 5 5 0 8 0 lockfpl 104 102 0 102 2 1 1 1 0 8 1 lockfspl 48 35 0 35 2 1 1 1 0 8 1 sessionpl 112 18 0 7 1 0 1 1 0 8 0 pgrppl 48 20 0 9 1 0 1 1 0 8 0 ucredpl 96 325 0 316 1 0 1 1 0 8 0 zombiepl 144 422 0 422 3 2 1 1 0 8 1 processpl 896 455 0 422 4 0 4 4 0 8 0 procpl 632 925 0 880 6 1 5 5 0 8 1 sosppl 128 4 0 4 1 1 0 1 0 8 0 sockpl 384 227 0 207 4 1 3 3 0 8 1 mcl12k 12288 2 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 8 0 0 1 0 1 1 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 254 0 0 30 0 30 30 0 8 0 mtagpl 80 1 0 0 1 0 1 1 0 8 0 mbufpl 256 289 0 0 17 0 17 17 0 8 0 bufpl 256 6201 0 1168 315 0 315 315 0 8 0 anonpl 16 47330 0 36217 48 2 46 46 0 125 0 amapchunkpl 152 2076 0 1965 7 2 5 6 0 158 0 amappl16 192 1616 0 1008 31 0 31 31 0 8 0 amappl14 176 163 0 157 1 0 1 1 0 8 0 amappl13 168 102 0 99 1 0 1 1 0 8 0 amappl12 160 7 0 5 2 1 1 1 0 8 0 amappl11 152 59 0 44 1 0 1 1 0 8 0 amappl10 144 77 0 70 1 0 1 1 0 8 0 amappl9 136 600 0 597 1 0 1 1 0 8 0 amappl8 128 156 0 140 1 0 1 1 0 8 0 amappl7 120 35 0 30 1 0 1 1 0 8 0 amappl6 112 63 0 56 1 0 1 1 0 8 0 amappl5 104 130 0 116 1 0 1 1 0 8 0 amappl4 96 703 0 671 2 1 1 2 0 8 0 amappl3 88 295 0 282 1 0 1 1 0 8 0 amappl2 80 2632 0 2553 3 1 2 3 0 8 0 amappl1 72 19292 0 18835 26 16 10 20 0 8 0 amappl 80 1172 0 1132 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 dma64 64 259 0 259 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 5 0 2 1 0 1 1 0 8 0 uaddrrnd 24 439 0 422 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 439 0 422 1 0 1 1 0 8 0 vmmpekpl 168 7499 0 7471 2 0 2 2 0 8 0 vmmpepl 168 59486 0 57647 131 48 83 97 0 357 3 vmsppl 368 438 0 422 2 0 2 2 0 8 0 pdppl 4096 885 0 844 7 1 6 6 0 8 0 pvpl 32 169240 0 154894 144 23 121 121 0 265 5 pmappl 232 438 0 422 2 1 1 2 0 8 0 extentpl 40 41 0 26 1 0 1 1 0 8 0 phpool 112 493 0 6 14 0 14 14 0 8 0