oL.٧z1ߢ}鼁koI 1:h Sf PLh}~4ݕ^)&hOnt*ED. qdmdrȿ>>{;2 =0 _h겈QVO;j2-doL.٧z1ߢ}鼁koI 1:h Sf PLh}~4ݕ^)&hOnt*ED. qdmdrȿ>>{;2 =0 _h겈QVO;j2-duvm_fault(0xffffffff82338c68, 0xffff8000039b5002, 0, 1) -> e kernel: page fault trap, code=0 Stopped at rtable_satoplen+0x150: movzbl 0xffffffffffffffff(%r13),%r12d ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic kernel page fault uvm_fault(0xffffffff82338c68, 0xffff8000039b5002, 0, 1) -> e rtable_satoplen(21,ffff8000039b4f59) at rtable_satoplen+0x150 sys/net/rtable.c:888 end trace frame: 0xffff800020c4d6d0, count: 0 ddb{0}> trace rtable_satoplen(21,ffff8000039b4f59) at rtable_satoplen+0x150 sys/net/rtable.c:888 rtable_lookup(0,ffff8000039b4f09,ffff8000039b4f59,ffff8000039b4f11,21) at rtable_lookup+0xfd sys/net/rtable.c:391 rtm_output(ffff8000039b4f00,ffff800020c4d7c0,ffff800020c4d7c8,21,0) at rtm_output+0x1a7 sys/net/rtsock.c:952 route_output(fffffd806d901000,fffffd806f72c900,0,0) at route_output+0x79b sys/net/rtsock.c:806 route_usrreq(fffffd806f72c900,9,fffffd806d901000,0,0,ffff800020b29788) at route_usrreq+0x35d sys/net/rtsock.c:271 sosend(fffffd806f72c900,0,ffff800020c4da88,0,0,0) at sosend+0x6eb sys/kern/uipc_socket.c:513 sendit(ffff800020b29788,3,ffff800020c4db48,0,ffff800020c4dc10) at sendit+0x590 sys/kern/uipc_syscalls.c:662 sys_sendto(ffff800020b29788,ffff800020c4dc28,ffff800020c4dc10) at sys_sendto+0x92 syscall(ffff800020c4dcc0) at syscall+0x5b8 mi_syscall sys/sys/syscall_mi.h:99 [inline] syscall(ffff800020c4dcc0) at syscall+0x5b8 sys/arch/amd64/amd64/trap.c:574 Xsyscall(6,0,ffffffffffffffd8,0,6,33e82ae0010) at Xsyscall+0x128 end of kernel end trace frame: 0x3413eb7c610, count: -10 ddb{0}> show registers rdi 0 rsi 0xaa rbp 0xffff800020c4d630 rbx 0xffffffffffffff5a rdx 0xffff8000039b4f5d rcx 0xffff8000039b5003 rax 0xffff8000039b5003 r8 0x21 r9 0x1 r10 0x4 r11 0xa9ae2f274716f49a r12 0 r13 0xffff8000039b5003 r14 0xffffffff821f6ca0 mplsdomain r15 0x4 rip 0xffffffff81d90cc0 rtable_satoplen+0x150 cs 0x8 rflags 0x10287 __ALIGN_SIZE+0xf287 rsp 0xffff800020c4d5e0 ss 0x10 rtable_satoplen+0x150: movzbl 0xffffffffffffffff(%r13),%r12d ddb{0}> show proc PROC (syz-executor.0) pid=84112 stat=onproc flags process=0 proc=4000000 pri=80, usrpri=80, nice=20 forw=0xffffffffffffffff, list=0xffff800020b28978,0xffffffff823ac728 process=0xffff800020aead28 user=0xffff800020c48000, vmspace=0xfffffd807effd708 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 78337 120913 83200 0 2 0 syz-executor.0 *78337 84112 83200 0 7 0x4000000 syz-executor.0 43816 240465 76386 0 2 0x480 syz-executor.1 43816 486239 76386 0 3 0x4000080 ttyout syz-executor.1 43816 334288 76386 0 3 0x4000080 ttyin syz-executor.1 43816 302546 76386 0 3 0x4000080 ttyin syz-executor.1 97080 500982 1 0 3 0x100083 ttyin getty 56075 291285 0 0 3 0x14200 bored sosplice 76386 287714 11466 0 2 0x482 syz-executor.1 83200 227905 11466 0 3 0x82 nanosleep syz-executor.0 11466 12560 31462 0 3 0x82 thrsleep syz-fuzzer 11466 1151 31462 0 3 0x4000082 thrsleep syz-fuzzer 11466 244729 31462 0 3 0x4000082 thrsleep syz-fuzzer 11466 340557 31462 0 3 0x4000082 thrsleep syz-fuzzer 11466 210219 31462 0 3 0x4000082 kqread syz-fuzzer 11466 522688 31462 0 3 0x4000082 thrsleep syz-fuzzer 11466 31928 31462 0 3 0x4000082 thrsleep syz-fuzzer 11466 490436 31462 0 3 0x4000082 thrsleep syz-fuzzer 11466 38845 31462 0 3 0x4000082 thrsleep syz-fuzzer 11466 289614 31462 0 3 0x4000082 thrsleep syz-fuzzer 11466 450518 31462 0 3 0x4000082 thrsleep syz-fuzzer 31462 326529 58041 0 3 0x10008a pause ksh 58041 167411 55101 0 3 0x92 select sshd 55101 111879 1 0 3 0x80 select sshd 77146 402539 8612 74 3 0x100092 bpf pflogd 8612 138560 1 0 3 0x80 netio pflogd 15470 389102 28287 73 7 0x100090 syslogd 28287 334141 1 0 3 0x100082 netio syslogd 45422 38954 1 77 3 0x100090 poll dhclient 71411 420857 1 0 3 0x80 poll dhclient 63344 366387 0 0 3 0x14200 pgzero zerothread 55037 504576 0 0 3 0x14200 aiodoned aiodoned 4550 510192 0 0 3 0x14200 syncer update 92318 139697 0 0 3 0x14200 cleaner cleaner 22171 178218 0 0 3 0x14200 reaper reaper 15023 483909 0 0 3 0x14200 pgdaemon pagedaemon 41632 212338 0 0 3 0x14200 bored crynlk 81199 476196 0 0 3 0x14200 bored crypto 9357 304196 0 0 3 0x40014200 acpi0 acpi0 53709 328313 0 0 3 0x40014200 idle1 35476 415885 0 0 3 0x14200 bored softnet 39969 248808 0 0 3 0x14200 bored systqmp 71853 68506 0 0 3 0x14200 bored systq 76725 12659 0 0 3 0x40014200 bored softclock 10633 298727 0 0 3 0x40014200 idle0 65629 332852 0 0 3 0x14200 bored smr 1 504792 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 78337 (syz-executor.0) thread 0xffff800020b29788 (84112) exclusive kernel_lock &kernel_lock r = 1 (0xffffffff823bdc30) locked @ /syzkaller/managers/multicore/kernel/sys/arch/amd64/amd64/softintr.c:87 #0 witness_lock+0x594 sys/kern/subr_witness.c:1201 #1 solock+0x7e sys/kern/uipc_socket2.c:292 #2 sosend+0x586 sys/kern/uipc_socket.c:501 #3 sendit+0x590 sys/kern/uipc_syscalls.c:662 #4 sys_sendto+0x92 #5 syscall+0x5b8 mi_syscall sys/sys/syscall_mi.h:99 [inline] #5 syscall+0x5b8 sys/arch/amd64/amd64/trap.c:574 #6 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim Kern Lim devbuf 9523 6437K 6443K 78643K 10906 0 0 pcb 26 9K 12K 78643K 556 0 0 rtable 104 4K 4K 78643K 343 0 0 ifaddr 59 13K 13K 78643K 134 0 0 counters 39 33K 33K 78643K 39 0 0 ioctlops 0 0K 4K 78643K 1481 0 0 iov 0 0K 28K 78643K 139 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1201 75K 76K 78643K 1727 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 16 0 0 VM map 2 1K 1K 78643K 2 0 0 sem 12 1K 1K 78643K 130 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1808 196K 290K 78643K 12628 0 0 file desc 6 17K 25K 78643K 961 0 0 sigio 0 0K 0K 78643K 6 0 0 proc 54 51K 75K 78643K 483 0 0 subproc 64 65538K 67586K 78643K 70 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 120 0 0 in_multi 33 2K 2K 78643K 62 0 0 ether_multi 1 0K 0K 78643K 7 0 0 mrt 0 0K 0K 78643K 5 0 0 ISOFS mount 1 32K 32K 78643K 1 0 0 MSDOSFS mount 1 16K 16K 78643K 1 0 0 ttys 66 291K 291K 78643K 66 0 0 exec 0 0K 1K 78643K 304 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 100 21K 30K 78643K 4062 0 0 UVM aobj 44 3K 3K 78643K 53 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 35 0 0 NDP 12 0K 0K 78643K 35 0 0 temp 174 2379K 2448K 78643K 5577 0 0 kqueue 0 0K 0K 78643K 9 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 4 0 0 1 0 1 1 0 8 0 inpcbpl 280 493 0 486 1 0 1 1 0 8 0 plimitpl 152 55 0 47 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtentry 112 44 0 4 2 0 2 2 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpqe 32 9 0 9 1 1 0 1 0 8 0 tcpcb 544 153 0 149 1 0 1 1 0 8 0 rttmr 72 1 0 1 1 1 0 1 0 8 0 nd6 48 4 0 0 1 0 1 1 0 8 0 ppxss 1128 15 0 15 5 4 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 14 1 0 1 1 0 8 0 pfstkey 112 25 0 14 1 0 1 1 0 8 0 pfstate 328 25 0 14 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 256 184 0 0 12 0 12 12 0 8 0 art_table 32 185 0 0 2 0 2 2 0 8 0 art_node 16 41 0 7 1 0 1 1 0 8 0 sysvmsgpl 40 15 0 4 1 0 1 1 0 8 0 semapl 112 128 0 118 1 0 1 1 0 8 0 shmpl 112 51 0 9 2 0 2 2 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 3228 0 1798 47 0 47 47 0 8 0 ffsino 272 3228 0 1798 96 0 96 96 0 8 0 nchpl 144 4839 0 3210 61 0 61 61 0 8 0 uvmvnodes 72 3347 0 0 61 0 61 61 0 8 0 vnodes 200 3347 0 0 177 0 177 177 0 8 0 namei 1024 14272 0 14272 1 0 1 1 0 8 1 percpumem 16 30 0 0 1 0 1 1 0 8 0 scsiplug 64 2 0 2 1 1 0 1 0 8 0 scxspl 192 13873 0 13873 7 6 1 6 0 8 1 sigapl 432 1158 0 1142 3 1 2 3 0 8 0 futexpl 56 11353 0 11353 1 0 1 1 0 8 1 knotepl 112 245 0 218 5 4 1 2 0 8 0 kqueuepl 104 228 0 226 1 0 1 1 0 8 0 pipepl 112 866 0 847 5 4 1 2 0 8 0 fdescpl 488 1159 0 1142 4 1 3 3 0 8 0 filepl 152 7182 0 7077 9 4 5 7 0 8 0 lockfpl 104 437 0 437 2 1 1 1 0 8 1 lockfspl 32 732 0 732 2 1 1 1 0 8 1 sessionpl 112 19 0 8 1 0 1 1 0 8 0 pgrppl 48 33 0 22 1 0 1 1 0 8 0 ucredpl 96 1779 0 1770 1 0 1 1 0 8 0 zombiepl 144 1142 0 1142 2 1 1 1 0 8 1 processpl 840 1175 0 1142 4 0 4 4 0 8 0 procpl 600 3351 0 3304 4 0 4 4 0 8 0 srpgc 64 1 0 1 1 1 0 1 0 8 0 sosppl 128 11 0 11 4 3 1 1 0 8 1 sockpl 384 982 0 962 5 2 3 4 0 8 1 mcl64k 65536 256 0 0 32 0 32 32 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 9 0 0 1 0 1 1 0 8 0 mcl9k 9216 4 0 0 1 0 1 1 0 8 0 mcl8k 8192 8 0 0 1 0 1 1 0 8 0 mcl4k 4096 13 0 0 2 0 2 2 0 8 0 mcl2k2 2112 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 127 0 0 15 1 14 15 0 8 0 mtagpl 80 1 0 0 1 0 1 1 0 8 0 mbufpl 256 389 0 0 20 0 20 20 0 8 0 bufpl 256 7544 0 1052 406 0 406 406 0 8 0 anonpl 16 126548 0 117272 94 40 54 54 0 125 14 amapchunkpl 152 6735 0 6641 17 8 9 9 0 158 4 amappl16 192 6649 0 6148 71 37 34 38 0 8 8 amappl15 184 3 0 2 1 0 1 1 0 8 0 amappl14 176 27 0 24 1 0 1 1 0 8 0 amappl13 168 28 0 25 1 0 1 1 0 8 0 amappl12 160 5 0 4 2 1 1 1 0 8 0 amappl11 152 209 0 196 1 0 1 1 0 8 0 amappl10 144 70 0 65 1 0 1 1 0 8 0 amappl9 136 831 0 825 1 0 1 1 0 8 0 amappl8 128 140 0 121 1 0 1 1 0 8 0 amappl7 120 31 0 26 1 0 1 1 0 8 0 amappl6 112 56 0 47 1 0 1 1 0 8 0 amappl5 104 125 0 111 1 0 1 1 0 8 0 amappl4 96 801 0 776 2 1 1 2 0 8 0 amappl3 88 628 0 620 1 0 1 1 0 8 0 amappl2 80 10090 0 10027 2 0 2 2 0 8 0 amappl1 72 34696 0 34222 24 14 10 19 0 8 0 amappl 72 3589 0 3550 1 0 1 1 0 75 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 52 0 9 1 0 1 1 0 8 0 uaddrrnd 24 1159 0 1142 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1159 0 1142 1 0 1 1 0 8 0 vmmpekpl 168 14393 0 14368 2 0 2 2 0 8 0 vmmpepl 168 129950 0 128338 110 30 80 81 0 357 9 vmsppl 360 1158 0 1142 2 0 2 2 0 8 0 pdppl 4096 2326 0 2284 7 1 6 6 0 8 0 pvpl 32 370647 0 357562 181 43 138 139 0 265 31 pmappl 224 1158 0 1142 2 1 1 2 0 8 0 extentpl 40 39 0 25 1 0 1 1 0 8 0 phpool 112 602 0 5 18 0 18 18 0 8 0