Warning: Permanently added '10.128.10.31' (ECDSA) to the list of known hosts. 2020/03/18 00:02:05 parsed 1 programs 2020/03/18 00:02:12 executed programs: 0 login: uvm_fault(0xfffffd807f0002e0, 0xadf, 0, 1) -> e kernel: page fault trap, code=0 Stopped at in_delmulti+0x8d: movl 0xc(%r14),%r15d ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic kernel page fault uvm_fault(0xfffffd807f0002e0, 0xadf, 0, 1) -> e in_delmulti(ad3) at in_delmulti+0x8d end trace frame: 0xffff800020b58bd0, count: 0 ddb{1}> trace in_delmulti(ad3) at in_delmulti+0x8d in_purgeaddr(ffff8000009dbd00) at in_purgeaddr+0x156 in_ifdetach(ffff8000009d5000) at in_ifdetach+0x74 if_detach(ffff8000009d5000) at if_detach+0x140 tun_clone_destroy(ffff8000009d5000) at tun_clone_destroy+0x1f2 ifioctl(fffffd806f6e7960,80206979,ffff800020b58e10,ffff800020a6c008) at ifioctl+0x3ea soo_ioctl(fffffd806d125a28,80206979,ffff800020b58e10,ffff800020a6c008) at soo_ioctl+0x27c sys_ioctl(ffff800020a6c008,ffff800020b58f28,ffff800020b58f70) at sys_ioctl+0x4a5 syscall(ffff800020b58ff0) at syscall+0x4a4 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffcfa50, count: -10 ddb{1}> show registers rdi 0x2 rsi 0 rbp 0xffff800020b58b80 rbx 0 rdx 0x8b rcx 0x1 rax 0x1 r8 0xffffffff8207e053 rt_ifa_purge+0x153 r9 0x5 r10 0xa2631dc00b89c644 r11 0x4f1e9fe0d25eee53 r12 0 r13 0x3 r14 0xad3 r15 0x1 rip 0xffffffff816d3d5d in_delmulti+0x8d cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800020b58b20 ss 0x10 in_delmulti+0x8d: movl 0xc(%r14),%r15d ddb{1}> show proc PROC (syz-executor.0) pid=408051 stat=onproc flags process=0 proc=0 pri=32, usrpri=63, nice=20 forw=0xffffffffffffffff, list=0xffff800020a6cc38,0xffffffff82679648 process=0xffff800020a81720 user=0xffff800020b54000, vmspace=0xfffffd807f0002e0 estcpu=13, cpticks=2, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND * 4312 408051 59743 0 7 0 syz-executor.0 59743 313932 28349 0 3 0x82 nanosleep syz-executor.0 28349 131434 34893 0 3 0x82 kqread syz-execprog 28349 410375 34893 0 3 0x4000082 thrsleep syz-execprog 28349 194244 34893 0 3 0x4000082 thrsleep syz-execprog 28349 417583 34893 0 3 0x4000082 thrsleep syz-execprog 28349 428540 34893 0 3 0x4000082 thrsleep syz-execprog 28349 285695 34893 0 3 0x4000082 thrsleep syz-execprog 28349 449337 34893 0 3 0x4000082 thrsleep syz-execprog 28349 85605 34893 0 3 0x4000082 thrsleep syz-execprog 34893 305955 74522 0 3 0x10008a pause ksh 74522 302915 23620 0 3 0x92 select sshd 2448 292874 1 0 3 0x100083 ttyin getty 23620 143980 1 0 3 0x80 select sshd 64477 135158 55945 74 3 0x100092 bpf pflogd 55945 107878 1 0 3 0x80 netio pflogd 39459 510995 55147 73 3 0x100090 kqread syslogd 55147 36222 1 0 3 0x100082 netio syslogd 10373 503437 1 77 7 0x100090 dhclient 53198 431233 1 0 3 0x80 poll dhclient 34714 332842 0 0 3 0x14200 bored smr 91115 390047 0 0 3 0x14200 pgzero zerothread 58768 14290 0 0 3 0x14200 aiodoned aiodoned 62595 461846 0 0 3 0x14200 syncer update 2998 290888 0 0 3 0x14200 cleaner cleaner 38091 342643 0 0 3 0x14200 reaper reaper 2016 259186 0 0 3 0x14200 pgdaemon pagedaemon 42869 328162 0 0 3 0x14200 bored crynlk 66367 97475 0 0 3 0x14200 bored crypto 49018 154289 0 0 3 0x40014200 acpi0 acpi0 33571 496858 0 0 3 0x40014200 idle1 61645 90828 0 0 3 0x14200 bored softnet 56782 199520 0 0 2 0x14200 systqmp 82391 50199 0 0 3 0x14200 bored systq 13558 297511 0 0 3 0x40014200 bored softclock 84480 320137 0 0 3 0x40014200 idle0 1 297949 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 4312 (syz-executor.0) thread 0xffff800020a6c008 (408051) exclusive rwlock netlock r = 0 (0xffffffff8249e458) #0 witness_lock+0x4c5 #1 if_detach+0x70 #2 tun_clone_destroy+0x1f2 #3 ifioctl+0x3ea #4 soo_ioctl+0x27c #5 sys_ioctl+0x4a5 #6 syscall+0x4a4 #7 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff82637cd8) #0 witness_lock+0x4c5 #1 __mp_acquire_count+0x51 #2 mi_switch+0x392 #3 sleep_finish+0x113 #4 cond_wait+0x76 #5 smr_barrier_impl+0xf9 #6 tun_clone_destroy+0x136 #7 ifioctl+0x3ea #8 soo_ioctl+0x27c #9 sys_ioctl+0x4a5 #10 syscall+0x4a4 #11 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9464 6395K 6395K 78643K 10557 0 pcb 13 8K 8K 78643K 13 0 rtable 75 2K 2K 78643K 165 0 ifaddr 37 9K 9K 78643K 39 0 counters 41 33K 33K 78643K 41 0 ioctlops 0 0K 4K 78643K 1468 0 mount 1 1K 1K 78643K 1 0 vnodes 1182 74K 75K 78643K 1188 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 1K 78643K 2 0 VM map 2 1K 1K 78643K 2 0 sem 2 0K 0K 78643K 2 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 196K 290K 78643K 12766 0 file desc 3 8K 12K 78643K 18 0 proc 59 63K 83K 78643K 398 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 in_multi 25 1K 1K 78643K 26 0 ether_multi 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 19 95K 95K 78643K 19 0 exec 0 0K 1K 78643K 197 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 74 12K 12K 78643K 945 0 UVM aobj 2 2K 2K 78643K 2 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 NDP 7 0K 0K 78643K 7 0 temp 29 3033K 3097K 78643K 1912 0 kqueue 3 4K 4K 78643K 3 0 SYN cache 2 16K 16K 78643K 2 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 4 0 2 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 17 0 15 1 0 1 1 0 8 0 rtentry 112 34 0 5 1 0 1 1 0 8 0 unpcb 120 29 0 19 1 0 1 1 0 8 0 syncache 264 5 0 5 1 0 1 1 0 8 1 tcpcb 544 8 0 5 1 0 1 1 0 8 0 inpcb 280 35 0 27 1 0 1 1 0 8 0 nd6 48 3 0 0 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 pfstitem 24 10 0 0 1 0 1 1 0 8 0 pfstkey 112 10 0 0 1 0 1 1 0 8 0 pfstate 328 10 0 0 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 256 145 0 2 10 0 10 10 0 8 0 art_table 32 146 0 2 2 0 2 2 0 8 0 art_node 16 33 0 6 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1423 0 21 46 0 46 46 0 8 0 ffsino 272 1423 0 21 94 0 94 94 0 8 0 nchpl 144 1649 0 38 60 0 60 60 0 8 0 uvmvnodes 72 1433 0 0 27 0 27 27 0 8 0 vnodes 208 1433 0 0 76 0 76 76 0 8 0 namei 1024 4125 0 4125 1 0 1 1 0 8 1 percpumem 16 31 0 0 1 0 1 1 0 8 0 scxspl 192 4456 0 4456 2 1 1 2 0 8 1 plimitpl 152 15 0 8 1 0 1 1 0 8 0 sigapl 424 241 0 211 4 0 4 4 0 8 0 knotepl 112 39 0 28 1 0 1 1 0 8 0 kqueuepl 144 2 0 0 1 0 1 1 0 8 0 pipelkpl 48 74 0 67 1 0 1 1 0 8 0 pipepl 120 148 0 135 1 0 1 1 0 8 0 fdescpl 496 226 0 211 3 0 3 3 0 8 0 filepl 152 1103 0 1043 3 0 3 3 0 8 0 lockfpl 104 5 0 4 1 0 1 1 0 8 0 lockfspl 48 3 0 2 1 0 1 1 0 8 0 sessionpl 112 19 0 9 1 0 1 1 0 8 0 pgrppl 48 19 0 9 1 0 1 1 0 8 0 ucredpl 96 52 0 43 1 0 1 1 0 8 0 zombiepl 144 211 0 211 1 0 1 1 0 8 1 processpl 984 241 0 211 5 0 5 5 0 8 1 procpl 624 248 0 211 3 0 3 3 0 8 0 srpgc 64 2 0 2 1 0 1 1 0 8 1 sockpl 400 81 0 61 2 0 2 2 0 8 0 mcl4k 4096 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 75 0 0 10 0 10 10 0 8 0 mtagpl 80 1 0 0 1 0 1 1 0 8 0 mbufpl 256 93 0 0 6 0 6 6 0 8 0 bufpl 280 3744 0 173 256 0 256 256 0 8 0 anonpl 16 22349 0 20717 15 1 14 14 0 124 7 amapchunkpl 152 825 0 757 5 0 5 5 0 158 2 amappl16 192 149 0 111 3 0 3 3 0 8 1 amappl15 184 2 0 1 1 0 1 1 0 8 0 amappl14 176 7 0 5 2 1 1 1 0 8 0 amappl13 168 23 0 20 1 0 1 1 0 8 0 amappl12 160 10 0 10 1 1 0 1 0 8 0 amappl11 152 71 0 53 1 0 1 1 0 8 0 amappl10 144 23 0 19 1 0 1 1 0 8 0 amappl9 136 236 0 234 1 0 1 1 0 8 0 amappl8 128 266 0 259 1 0 1 1 0 8 0 amappl7 120 115 0 105 1 0 1 1 0 8 0 amappl6 112 25 0 20 1 0 1 1 0 8 0 amappl5 104 128 0 114 1 0 1 1 0 8 0 amappl4 96 515 0 485 2 0 2 2 0 8 1 amappl3 88 110 0 105 1 0 1 1 0 8 0 amappl2 80 932 0 874 3 0 3 3 0 8 1 amappl1 72 15210 0 14779 25 7 18 20 0 8 8 amappl 80 475 0 446 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 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 1 0 0 1 0 1 1 0 8 0 uaddrrnd 24 226 0 211 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 226 0 211 1 0 1 1 0 8 0 vmmpekpl 168 6231 0 6208 2 0 2 2 0 8 0 vmmpepl 168 32660 0 31709 82 2 80 80 0 357 38 vmsppl 368 225 0 211 2 0 2 2 0 8 0 pdppl 4096 460 0 422 6 0 6 6 0 8 0 pvpl 32 112147 0 108091 115 0 115 115 0 265 81 pmappl 232 225 0 211 1 0 1 1 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 144 0 3 5 0 5 5 0 8 0 ddb{1}>