kernel: protection fault trap, code=0 Stopped at __x86_indirect_thunk_r11+0x14: ret ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic the kernel did not panic ddb> trace __x86_indirect_thunk_r11() at __x86_indirect_thunk_r11+0x14 softclock_thread(ffff80002a58d480) at softclock_thread+0xc3 sys/kern/kern_timeout.c:814 end trace frame: 0x0, count: -2 ddb> show registers rdi 0xdeadbeefdeadbeef rsi 0 rbp 0xffff80002a599030 rbx 0 rdx 0 rcx 0xffffffff82cb3ff0 cpu_info_full_primary+0x1ff0 rax 0x9 r8 0xffff80002a598bc8 r9 0x5dc r10 0x4788147399cefa91 r11 0xdeadbeefdeadbeef r12 0xdeadbeefdeadbeef r13 0xffffffff82cb3ff0 cpu_info_full_primary+0x1ff0 r14 0xffff8000fffff240 r15 0xdeadbeefdeadbeef rip 0xffffffff81643304 __x86_indirect_thunk_r11+0x14 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002a598ff0 ss 0x10 __x86_indirect_thunk_r11+0x14: ret ddb> show proc PROC (softclock) tid=257583 pid=79842 tcnt=1 stat=onproc flags process=14000 proc=40000200 runpri=50, usrpri=50, slppri=0, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002a58d710,0xffff80002a58cce0 process=0xffff8000fffff240 user=0xffff80002a594000, vmspace=0xffffffff82d46720 estcpu=0, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 76962 343941 63903 0 2 0x8000000 syz-executor.6 76962 320380 63903 0 2 0xc000000 syz-executor.6 76962 407999 63903 0 2 0xc000000 syz-executor.6 25226 460491 82306 0 2 0x8000000 syz-executor.4 25226 118338 82306 0 3 0xc000080 fsleep syz-executor.4 57881 83080 71421 0 2 0x8000000 syz-executor.7 57881 272509 71421 0 3 0xc000080 netio syz-executor.7 57881 229462 71421 0 3 0xc000080 netio syz-executor.7 57881 374828 71421 0 2 0xc000000 syz-executor.7 57881 398612 71421 0 3 0xc000080 fsleep syz-executor.7 81283 14525 19948 0 2 0x8000482 syz-executor.1 63903 459548 19948 0 2 0x8000482 syz-executor.6 71421 122777 19948 0 2 0x8000482 syz-executor.7 71199 510331 19948 0 2 0x8000002 syz-executor.5 47135 223123 19948 0 2 0x8000002 syz-executor.3 84274 254507 19948 0 2 0x8000002 syz-executor.0 82306 34925 19948 0 2 0x8000482 syz-executor.4 98848 169674 1 0 3 0x18100083 ttyin getty 73094 160765 0 0 3 0x14200 bored sosplice 19948 509898 78217 0 3 0x1a000082 wait syz-fuzzer 19948 392198 78217 0 3 0x1e000082 nanoslp syz-fuzzer 19948 77564 78217 0 3 0x1e000082 wait syz-fuzzer 19948 466749 78217 0 3 0x1e000082 wait syz-fuzzer 19948 501051 78217 0 3 0x1e000082 wait syz-fuzzer 19948 478679 78217 0 2 0x1e000482 syz-fuzzer 19948 115215 78217 0 3 0x1e000082 thrsleep syz-fuzzer 19948 362211 78217 0 3 0x1e000082 wait syz-fuzzer 19948 31407 78217 0 3 0x1e000082 thrsleep syz-fuzzer 19948 431982 78217 0 3 0x1e000082 wait syz-fuzzer 19948 473744 78217 0 3 0x1e000082 thrsleep syz-fuzzer 19948 196890 78217 0 3 0x1e000082 wait syz-fuzzer 19948 199512 78217 0 3 0x1e000082 wait syz-fuzzer 19948 279020 78217 0 3 0x1e000082 thrsleep syz-fuzzer 78217 208397 5895 0 3 0x810008a sigsusp ksh 5895 270038 60733 0 3 0x1800009a kqread sshd 60733 375798 1 0 3 0x18000088 kqread sshd 16373 79898 85057 73 3 0x19100010 ffs_fsync syslogd 85057 232385 1 0 3 0x18100082 sbwait syslogd 84385 500548 1 0 3 0x18100080 kqread resolvd 56272 79660 91955 77 2 0x18100012 dhcpleased 39632 350885 91955 77 3 0x18100092 kqread dhcpleased 91955 476132 1 0 3 0x18000080 kqread dhcpleased 17288 506582 0 0 3 0x14200 bored smr 73444 86666 0 0 2 0x14200 zerothread 3805 219041 0 0 3 0x14200 aiodoned aiodoned 97277 800 0 0 2 0x14600 update 40653 173740 0 0 3 0x14200 cleaner cleaner 4667 230727 0 0 2 0x14200 reaper 10930 75504 0 0 3 0x14200 pgdaemon pagedaemon 72841 52932 0 0 3 0x14200 bored viomb 34885 387651 0 0 3 0x40014200 acpi0 acpi0 98462 493153 0 0 3 0x14200 bored softnet3 66123 46549 0 0 3 0x14200 bored softnet2 4552 217679 0 0 3 0x14200 bored softnet1 89688 149289 0 0 2 0x14200 softnet0 52194 451671 0 0 3 0x14200 bored systqmp 53802 116351 0 0 3 0x14200 bored systq *79842 257583 0 0 7 0x40014200 softclock 89946 474133 0 0 3 0x40014200 idle0 1 338451 0 0 3 0x8080082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb> show all locks No such command ddb> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10206 6435K 7059K 166960K 19155 0 pcb 17 15K 17K 166960K 746 0 rtable 183 8K 10K 166960K 3096 0 pf 34 9K 10K 166960K 284 0 ifaddr 39 12K 14K 166960K 421 0 ifgroup 61 2K 2K 166960K 519 0 sysctl 4 1K 2K 166960K 11 0 counters 32 17K 18K 166960K 148 0 ioctlops 0 0K 2K 166960K 406 0 iov 0 0K 32K 166960K 325 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1519 95K 96K 166960K 6123 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 68K 72K 166960K 125 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 413 0 dirhash 12 2K 3K 166960K 150 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 13 45K 93K 166960K 5660 0 sigio 0 0K 0K 166960K 98 0 proc 58 59K 116K 166960K 3015 0 subproc 104 6K 8K 166960K 1165 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 915 0 in_multi 78 5K 7K 166960K 1152 0 ether_multi 2 0K 0K 166960K 33 0 mrt 2 0K 0K 166960K 19 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 229 1023K 1023K 166960K 229 0 exec 0 0K 1K 166960K 1889 0 pfkey data 0 0K 0K 166960K 6 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 350 333K 351K 166960K 47888 0 UVM aobj 131 4K 5K 166960K 150 0 pinsyscall 33 66K 100K 166960K 8888 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 290 0 NDP 13 0K 2K 166960K 301 0 temp 77 6812K 7068K 166960K 206772 0 kqueue 12 18K 28K 166960K 849 0 SYN cache 2 16K 16K 166960K 2 0 ddb> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle rtpcb 120 616 0 613 3 2 1 3 0 8 0 rtentry 112 1081 0 1003 4 0 4 4 0 8 0 unpcb 144 3382 0 3365 6 5 1 6 0 8 0 syncache 336 4 0 4 1 1 0 1 0 8 0 sackhl 24 4 5 4 1 1 0 1 0 8 0 tcpqe 32 21 0 21 1 1 0 1 0 8 0 tcpcb 808 1415 0 1410 8 6 2 7 0 8 1 arp 88 198 0 186 1 0 1 1 0 8 0 ipq 40 7 0 6 1 0 1 1 0 8 0 ipqe 40 10 0 9 1 0 1 1 0 8 0 inpcb 352 5409 0 5400 19 9 10 11 0 8 8 ip6q 72 1 0 1 1 1 0 1 0 8 0 ip6af 40 2 0 2 1 1 0 1 0 8 0 nd6 104 294 0 276 1 0 1 1 0 8 0 pkpcb 40 35 0 35 1 1 0 1 0 8 0 kcovpl 48 89 0 81 1 0 1 1 0 8 0 ppxss 1072 15 0 15 1 1 0 1 0 8 0 rttmr 136 2 0 2 1 1 0 1 0 8 0 art_heap8 4096 2 0 1 2 1 1 2 0 8 0 art_heap4 256 4142 0 3771 58 28 30 30 0 8 1 art_table 32 4144 0 3772 4 0 4 4 0 8 0 art_node 16 1078 0 1009 1 0 1 1 0 8 0 sysvmsgpl 40 34 0 13 1 0 1 1 0 8 0 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 112 409 0 399 1 0 1 1 0 8 0 shmpl 112 147 0 19 4 0 4 4 0 8 0 dirhash 1024 109 0 92 3 0 3 3 0 8 0 dino2pl 256 9475 0 7936 97 0 97 97 0 8 0 ffsino 240 9475 0 7936 91 0 91 91 0 8 0 nchpl 144 17141 0 16503 66 41 25 66 0 8 0 uvmvnodes 80 9453 0 0 193 0 193 193 0 8 0 vnodes 216 9453 0 0 526 0 526 526 0 8 0 namei 1024 63564 0 63562 3 2 1 3 0 8 0 vcpupl 3904 51 0 1 7 0 7 7 0 8 0 vmpool 664 95 0 45 5 0 5 5 0 8 0 kstatmem 264 258 0 231 3 0 3 3 0 8 0 scsiplug 72 10 0 10 1 1 0 1 0 8 0 scxspl 216 103484 0 103483 8 7 1 8 1 8 0 plimitpl 152 830 0 814 1 0 1 1 0 8 0 sigapl 424 5813 0 5771 9 0 9 9 0 8 2 futexpl 64 79082 0 79080 2 1 1 1 0 8 0 knotepl 120 18826 0 18746 23 19 4 18 0 8 0 kqueuepl 184 1487 0 1479 3 2 1 3 0 8 0 pipepl 288 1045 0 1018 7 4 3 7 0 8 0 fdescpl 432 5775 0 5751 5 1 4 5 0 8 0 filepl 120 35747 0 35507 18 7 11 16 0 8 1 lockfpl 104 1617 0 1614 2 1 1 2 0 8 0 lockfspl 48 667 0 664 1 0 1 1 0 8 0 sessionpl 144 103 0 87 1 0 1 1 0 8 0 pgrppl 48 174 0 158 1 0 1 1 0 8 0 ucredpl 104 6020 0 6007 1 0 1 1 0 8 0 zombiepl 144 5773 0 5771 1 0 1 1 0 8 0 processpl 1072 5813 0 5771 5 0 5 5 0 8 0 procpl 656 11410 0 11348 9 1 8 9 0 8 1 sosppl 168 67 0 67 2 1 1 1 0 8 1 sockpl 504 9498 0 9469 74 58 16 28 0 8 10 mcl64k 65536 8 0 8 2 1 1 1 0 8 1 mcl16k 16384 2 0 2 1 1 0 1 0 8 0 mcl12k 12288 9 0 9 1 1 0 1 0 8 0 mcl9k 9216 4 0 4 1 1 0 1 0 8 0 mcl8k 8192 104 0 104 2 1 1 1 0 8 1 mcl4k 4096 16 0 16 1 1 0 1 0 8 0 mcl2k2 2112 3 0 3 1 1 0 1 0 8 0 mcl2k 2048 57796 0 57689 42 24 18 39 0 8 4 mtagpl 96 197 0 185 1 0 1 1 0 8 0 mbufpl 256 175847 0 174819 199 132 67 67 0 8 0 bufpl 280 16845 0 7379 677 0 677 677 0 8 0 anonpl 24 807092 0 795901 123 54 69 114 0 188 0 amapchunkpl 152 156868 0 155982 65 28 37 57 0 158 0 amappl16 200 18108 0 17947 62 51 11 25 0 8 0 amappl15 192 16 0 16 1 1 0 1 0 8 0 amappl14 184 391 0 379 2 1 1 2 0 8 0 amappl13 176 17 0 17 1 1 0 1 0 8 0 amappl12 168 7648 0 7620 2 0 2 2 0 8 0 amappl11 160 66 0 55 1 0 1 1 0 8 0 amappl10 152 132 0 122 1 0 1 1 0 8 0 amappl9 144 232 0 232 1 1 0 1 0 8 0 amappl8 136 288 0 255 2 0 2 2 0 8 0 amappl7 128 66 0 51 1 0 1 1 0 8 0 amappl6 120 1424 0 1410 2 1 1 2 0 8 0 amappl5 112 475 0 463 1 0 1 1 0 8 0 amappl4 104 1067 0 1038 2 1 1 2 0 8 0 amappl3 96 28976 0 28899 3 0 3 3 0 8 0 amappl2 88 6417 0 6347 4 2 2 4 0 8 0 amappl1 80 31249 0 30768 22 11 11 22 0 8 0 amappl 88 46497 0 46284 6 0 6 6 0 92 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 72 149 0 19 3 0 3 3 0 8 0 uaddrrnd 24 5870 0 5796 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 5870 0 5796 1 0 1 1 0 8 0 vmmpekpl 168 42410 0 42331 4 0 4 4 0 8 0 vmmpepl 168 372278 0 370470 113 23 90 113 0 357 1 vmsppl 344 5869 0 5795 8 0 8 8 0 8 0 rwobjpl 24 98560 0 87853 67 2 65 67 0 8 0 pdppl 4096 11746 0 11640 417 307 110 126 0 8 4 pvpl 32 2283282 0 2265435 426 262 164 391 0 265 11 pmappl 216 5869 0 5795 5 0 5 5 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1011 0 569 14 0 14 14 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace __x86_indirect_thunk_r11() at __x86_indirect_thunk_r11+0x14 softclock_thread(ffff80002a58d480) at softclock_thread+0xc3 sys/kern/kern_timeout.c:814 end trace frame: 0x0, count: -2 ddb> machine ddbcpu 1 No such command ddb> trace __x86_indirect_thunk_r11() at __x86_indirect_thunk_r11+0x14 softclock_thread(ffff80002a58d480) at softclock_thread+0xc3 sys/kern/kern_timeout.c:814 end trace frame: 0x0, count: -2