*cpu1: uvm_fault(0xfffffd8068cfa748, 0x8, 0, 1) -> e ddb{0}> trace proc_trampoline() at proc_trampoline+0xd6 end of kernel end trace frame: 0x7f7ffffd95f0, count: -1 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff80002131e2c0 rbx 0 rdx 0 rcx 0 rax 0x2a r8 0xffff80002131e1f0 r9 0 r10 0x33f871046dddc9bd r11 0x50c13962920fea97 r12 0 r13 0 r14 0 r15 0 rip 0xffffffff8239d4e6 proc_trampoline+0xd6 cs 0x8 rflags 0x246 rsp 0xffff80002131e240 ss 0 proc_trampoline+0xd6: movl $0,%gs:0x540 ddb{0}> show proc PROC (syz-executor.1) pid=228870 stat=onproc flags process=10 proc=0 pri=78, usrpri=78, nice=20 forw=0xffffffffffffffff, list=0xffff8000fffeb260,0xffffffff82ab1700 process=0xffff8000ffff94d0 user=0xffff800021319000, vmspace=0xfffffd807effc000 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND * 2697 228870 55220 32767 7 0x10 syz-executor.1 33557 519648 24982 32767 2 0x10 syz-executor.0 33557 122680 24982 32767 2 0x4000010 syz-executor.0 20 276288 20206 32767 2 0x10 syz-executor.6 20 262117 20206 32767 3 0x4000090 netio syz-executor.6 20 504117 20206 32767 3 0x4000090 fsleep syz-executor.6 71689 89422 72742 32767 2 0x10 syz-executor.2 71689 202666 72742 32767 3 0x4000090 netcon syz-executor.2 71689 428144 72742 32767 3 0x4000090 fsleep syz-executor.2 71689 73197 72742 32767 2 0x4000010 syz-executor.2 57621 161269 34905 32767 2 0x10 syz-executor.4 57621 88525 34905 32767 7 0x4000010 syz-executor.4 55220 170065 85080 32767 3 0x90 nanoslp syz-executor.1 85080 8516 40683 0 3 0x82 wait syz-executor.1 24982 11963 6720 32767 3 0x90 nanoslp syz-executor.0 6720 299583 40683 0 3 0x82 wait syz-executor.0 22755 376787 73066 32767 3 0x10 biowait syz-executor.3 73066 125580 40683 0 3 0x82 wait syz-executor.3 34905 414363 17814 32767 3 0x90 nanoslp syz-executor.4 17814 199280 40683 0 3 0x82 wait syz-executor.4 4586 118875 0 0 3 0x14200 bored sosplice 96420 371940 94426 32767 3 0x90 nanoslp syz-executor.7 94426 399982 40683 0 3 0x82 wait syz-executor.7 20206 503379 81178 32767 3 0x90 nanoslp syz-executor.6 81178 511245 40683 0 3 0x82 wait syz-executor.6 72742 77647 17105 32767 3 0x90 nanoslp syz-executor.2 93624 328705 33554 32767 3 0x10 biowait syz-executor.5 33554 224165 40683 0 3 0x82 wait syz-executor.5 17105 422176 40683 0 3 0x82 wait syz-executor.2 40683 250498 68630 0 3 0x82 wait syz-fuzzer 40683 476457 68630 0 3 0x4000082 nanoslp syz-fuzzer 40683 181467 68630 0 3 0x4000082 thrsleep syz-fuzzer 40683 371857 68630 0 3 0x4000082 wait syz-fuzzer 40683 44881 68630 0 3 0x4000082 thrsleep syz-fuzzer 40683 277685 68630 0 3 0x4000082 kqread syz-fuzzer 40683 449792 68630 0 3 0x4000082 thrsleep syz-fuzzer 40683 506873 68630 0 3 0x4000082 thrsleep syz-fuzzer 40683 117071 68630 0 3 0x4000082 thrsleep syz-fuzzer 40683 182564 68630 0 3 0x4000082 wait syz-fuzzer 40683 32880 68630 0 3 0x4000082 wait syz-fuzzer 40683 417976 68630 0 3 0x4000082 wait syz-fuzzer 40683 11621 68630 0 3 0x4000082 wait syz-fuzzer 40683 327792 68630 0 3 0x4000082 wait syz-fuzzer 40683 141902 68630 0 3 0x4000082 thrsleep syz-fuzzer 40683 108508 68630 0 3 0x4000082 wait syz-fuzzer 68630 28466 12658 0 3 0x10008a sigsusp ksh 12658 339633 74291 0 3 0x9a kqread sshd 78455 376610 1 0 3 0x100083 ttyin getty 74291 20951 1 0 3 0x88 kqread sshd 26188 369057 52608 73 3 0x1100090 kqread syslogd 52608 726 1 0 3 0x100082 netio syslogd 77901 86663 1 0 3 0x100080 kqread resolvd 37136 25655 21328 77 3 0x100092 kqread dhcpleased 1267 494187 21328 77 3 0x100092 kqread dhcpleased 21328 311390 1 0 3 0x80 kqread dhcpleased 6786 262794 0 0 3 0x14200 bored smr 26186 397812 0 0 2 0x14200 zerothread 39565 347306 0 0 3 0x14200 aiodoned aiodoned 64299 209071 0 0 3 0x14200 syncer update 67608 91830 0 0 3 0x14200 cleaner cleaner 20481 253482 0 0 3 0x14200 reaper reaper 18074 486241 0 0 3 0x14200 pgdaemon pagedaemon 54322 249305 0 0 3 0x14200 bored viomb 39732 111186 0 0 3 0x40014200 acpi0 acpi0 30930 91146 0 0 3 0x40014200 idle1 23739 309037 0 0 3 0x14200 bored softnet 39418 108010 0 0 3 0x14200 bored softnet 78596 304161 0 0 3 0x14200 bored softnet 62686 505728 0 0 3 0x14200 bored softnet 25025 202839 0 0 3 0x14200 bored systqmp 40168 102600 0 0 3 0x14200 bored systq 26677 456142 0 0 3 0x40014200 bored softclock 56069 159493 0 0 3 0x40014200 idle0 1 418663 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd806be635f0) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 pmap_enter+0x1b8 rcr3 machine/cpufunc.h:141 [inline] #3 pmap_enter+0x1b8 pmap_map_ptes sys/arch/amd64/amd64/pmap.c:414 [inline] #3 pmap_enter+0x1b8 sys/arch/amd64/amd64/pmap.c:2691 #4 uvm_fault_lower_lookup+0x2a7 sys/uvm/uvm_fault.c:1193 #5 uvm_fault_lower+0x5f sys/uvm/uvm_fault.c:1228 #6 uvm_fault+0x238 #7 upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 #8 usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 #9 recall_trap+0x8 Process 2697 (syz-executor.1) thread 0xffff8000fffead20 (228870) exclusive rwlock uobjlk r = 0 (0xfffffd806a374780) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 uvm_fault_lower_lookup+0x46 sys/uvm/uvm_fault.c:1127 #3 uvm_fault_lower+0x5f sys/uvm/uvm_fault.c:1228 #4 uvm_fault+0x238 #5 upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 #6 usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 #7 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd807effc018) #0 witness_lock+0x44d #1 uvmfault_lookup+0xd9 sys/uvm/uvm_fault.c:1772 #2 uvm_fault_check+0x3a sys/uvm/uvm_fault.c:673 #3 uvm_fault+0xf2 sys/uvm/uvm_fault.c:601 #4 upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 #5 usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 #6 recall_trap+0x8 exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd806be635f0) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 pmap_enter+0x1b8 rcr3 machine/cpufunc.h:141 [inline] #3 pmap_enter+0x1b8 pmap_map_ptes sys/arch/amd64/amd64/pmap.c:414 [inline] #3 pmap_enter+0x1b8 sys/arch/amd64/amd64/pmap.c:2691 #4 uvm_fault_lower_lookup+0x2a7 sys/uvm/uvm_fault.c:1193 #5 uvm_fault_lower+0x5f sys/uvm/uvm_fault.c:1228 #6 uvm_fault+0x238 #7 upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 #8 usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 #9 recall_trap+0x8 Process 57621 (syz-executor.4) thread 0xffff800028403ce8 (88525) exclusive kernel_lock &kernel_lock r = 1 (0xffffffff82a290c8) #0 witness_lock+0x44d #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x3bb sys/kern/sched_bsd.c:415 #3 sleep_finish+0x180 sys/kern/kern_synch.c:417 #4 tsleep+0x12c sys/kern/kern_synch.c:155 #5 biowait+0x91 sys/kern/vfs_bio.c:1268 #6 bwrite+0x21b sys/kern/vfs_bio.c:769 #7 VOP_BWRITE+0x4a sys/kern/vfs_vops.c:640 #8 ufs_direnter+0x8fa sys/ufs/ufs/ufs_lookup.c:909 #9 ufs_makeinode+0x4cc sys/ufs/ufs/ufs_vnops.c:1856 #10 ufs_symlink+0x47 sys/ufs/ufs/ufs_vnops.c:1370 #11 VOP_SYMLINK+0xd0 sys/kern/vfs_vops.c:426 #12 dosymlinkat+0x154 sys/kern/vfs_syscalls.c:1802 #13 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #13 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80658f8b40) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vget+0x1fc sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1324 #8 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #9 ufs_makeinode+0xae sys/ufs/ufs/ufs_vnops.c:1818 #10 ufs_symlink+0x47 sys/ufs/ufs/ufs_vnops.c:1370 #11 VOP_SYMLINK+0xd0 sys/kern/vfs_vops.c:426 #12 dosymlinkat+0x154 sys/kern/vfs_syscalls.c:1802 #13 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #13 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #14 Xsyscall+0x128 Process 22755 (syz-executor.3) thread 0xffff800028402a88 (376787) exclusive rrwlock inode r = 0 (0xfffffd807a1d3810) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x42 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1353 #6 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1150 #8 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 #9 domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 #10 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #10 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8061cfd3c8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:412 #6 namei+0x36a sys/kern/vfs_lookup.c:244 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3097 #8 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #8 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 Process 93624 (syz-executor.5) thread 0xffff8000ffff2a88 (328705) exclusive rrwlock inode r = 0 (0xfffffd807a1d32c0) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vget+0x1fc sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1324 #8 ufs_lookup+0x13ba sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x58 sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x6e5 sys/kern/vfs_lookup.c:560 #11 namei+0x36a sys/kern/vfs_lookup.c:244 #12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1848 #13 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #13 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80658f85f0) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:412 #6 namei+0x36a sys/kern/vfs_lookup.c:244 #7 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1848 #8 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #8 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10213 6412K 6420K 78643K 11329 0 pcb 13 10K 12K 78643K 15 0 rtable 240 6K 7K 78643K 1317 0 ifaddr 82 17K 17K 78643K 142 0 sysctl 3 1K 1K 78643K 7 0 counters 56 35K 35K 78643K 72 0 ioctlops 0 0K 2K 78643K 69 0 iov 0 0K 32K 78643K 2522 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1271 79K 79K 78643K 3196 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 103 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 3472 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 23 85K 117K 78643K 8506 0 sigio 0 0K 0K 78643K 433 0 proc 56 78K 115K 78643K 1203 0 subproc 104 6K 6K 78643K 208 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 2585 0 in_multi 99 6K 7K 78643K 318 0 ether_multi 1 0K 0K 78643K 39 0 mrt 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 223 996K 996K 78643K 223 0 exec 0 0K 2K 78643K 2010 0 tdb 3 0K 0K 78643K 3 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 8 62K 64K 78643K 10 0 UVM amap 343 90K 106K 78643K 54848 0 UVM aobj 131 4K 4K 78643K 131 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 273 0 NDP 13 0K 2K 78643K 51 0 temp 124 4734K 4862K 78643K 23944 0 kqueue 12 18K 28K 78643K 737 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 plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 676 0 673 11 10 1 3 0 8 0 rtentry 112 212 0 99 4 0 4 4 0 8 0 unpcb 144 7496 0 7481 77 73 4 8 0 8 2 syncache 296 78 0 78 17 16 1 1 0 8 1 tcpqe 32 22 0 22 7 7 0 1 0 8 0 tcpcb 768 12409 0 12387 224 219 5 23 0 8 2 arp 120 34 0 16 1 0 1 1 0 8 0 ipq 40 9 0 9 4 4 0 1 0 8 0 ipqe 40 32 0 32 4 4 0 1 0 8 0 inpcb 368 16743 0 16730 143 141 2 16 0 8 0 nd6 48 61 0 34 1 0 1 1 0 8 0 kcovpl 48 16 0 8 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 898 0 439 34 4 30 30 0 8 1 art_table 32 899 0 439 4 0 4 4 0 8 0 art_node 16 211 0 108 1 0 1 1 0 8 0 sysvmsgpl 40 18 0 13 1 0 1 1 0 8 0 semapl 112 3465 0 3455 1 0 1 1 0 8 0 shmpl 112 128 0 0 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 13231 0 11783 92 0 92 92 0 8 0 ffsino 272 13231 0 11783 98 0 98 98 0 8 0 nchpl 144 24793 0 23158 63 0 63 63 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 88262 0 88260 2 1 1 2 0 8 0 percpumem 16 48 0 8 1 0 1 1 0 8 0 kstatmem 264 38 0 16 2 0 2 2 0 8 0 scxspl 216 75911 0 75909 33 32 1 8 0 8 0 plimitpl 152 2691 0 2668 21 20 1 2 0 8 0 sigapl 424 8768 0 8715 7 0 7 7 0 8 0 futexpl 64 83184 0 83182 1 0 1 1 0 8 0 knotepl 120 764 0 0 15 0 15 15 0 8 0 kqueuepl 216 2437 0 2429 47 46 1 12 0 8 0 pipepl 320 1939 0 1911 46 43 3 8 0 8 0 fdescpl 496 8750 0 8716 7 2 5 6 0 8 0 filepl 152 70511 0 70270 109 96 13 19 0 8 2 lockfpl 104 2374 0 2371 6 5 1 2 0 8 0 lockfspl 48 522 0 519 1 0 1 1 0 8 0 sessionpl 144 31 0 15 1 0 1 1 0 8 0 pgrppl 48 60 0 44 1 0 1 1 0 8 0 ucredpl 104 11431 0 11413 1 0 1 1 0 8 0 zombiepl 144 8716 0 8715 1 0 1 1 0 8 0 processpl 1064 8768 0 8715 4 0 4 4 0 8 0 procpl 672 27095 0 27020 12 4 8 9 0 8 0 sosppl 168 146 0 145 10 9 1 1 0 8 0 sockpl 488 25129 0 25098 434 421 13 30 0 8 6 mcl64k 65536 25 0 0 3 0 3 3 0 8 0 mcl16k 16384 26 0 0 4 1 3 3 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 25 0 0 2 0 2 2 0 8 0 mcl8k 8192 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 50 0 0 4 0 4 4 0 8 0 mcl2k2 2112 5 0 0 1 0 1 1 0 8 0 mcl2k 2048 390 0 0 43 13 30 43 0 8 0 mtagpl 96 5 0 0 1 0 1 1 0 8 0 mbufpl 256 1249 0 0 67 0 67 67 0 8 0 bufpl 288 18883 0 12552 453 0 453 453 0 8 0 anonpl 24 1822300 0 1810666 242 140 102 113 0 186 3 amapchunkpl 152 166350 0 165698 95 66 29 41 0 158 1 amappl16 200 27473 0 27097 159 138 21 34 0 8 0 amappl15 192 1814 0 1802 1 0 1 1 0 8 0 amappl14 184 352 0 347 1 0 1 1 0 8 0 amappl13 176 829 0 828 1 0 1 1 0 8 0 amappl12 168 3146 0 3137 2 1 1 1 0 8 0 amappl11 160 46 0 34 1 0 1 1 0 8 0 amappl10 152 1492 0 1478 1 0 1 1 0 8 0 amappl9 144 2097 0 2087 2 1 1 1 0 8 0 amappl8 136 1027 0 909 5 0 5 5 0 8 0 amappl7 128 223 0 202 1 0 1 1 0 8 0 amappl6 120 1412 0 1387 2 1 1 2 0 8 0 amappl5 112 7188 0 7166 1 0 1 1 0 8 0 amappl4 104 1216 0 1189 2 1 1 2 0 8 0 amappl3 96 31128 0 31065 15 13 2 3 0 8 0 amappl2 88 11976 0 11894 8 6 2 3 0 8 0 amappl1 80 212698 0 211943 21 3 18 21 0 8 0 amappl 88 53740 0 53550 5 0 5 5 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 72 130 0 0 3 0 3 3 0 8 0 uaddrrnd 24 8750 0 8716 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 8750 0 8716 1 0 1 1 0 8 0 vmmpekpl 168 78893 0 78835 4 0 4 4 0 8 0 vmmpepl 168 876731 0 873819 261 117 144 152 0 357 5 vmsppl 368 8749 0 8716 4 0 4 4 0 8 0 rwobjpl 56 227381 0 219799 121 9 112 112 0 8 0 pdppl 4096 17507 0 17432 291 210 81 91 0 8 6 pvpl 32 3391144 0 3373479 464 273 191 268 0 265 12 pmappl 248 8749 0 8716 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1248 0 372 26 0 26 26 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace proc_trampoline() at proc_trampoline+0xd6 end of kernel end trace frame: 0x7f7ffffd95f0, count: -1 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffff800020dd8ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 x86_bus_space_io_write_1(3f8,0,3e) at x86_bus_space_io_write_1+0x31 sys/arch/amd64/amd64/bus_space.c:771 comcnputc(800,3e) at comcnputc+0x128 bus_space_barrier machine/bus.h:481 [inline] comcnputc(800,3e) at comcnputc+0x128 sys/dev/ic/com.c:1263 cnputc(3e) at cnputc+0x4b sys/dev/cons.c:218 db_putchar(3e) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1064 db_printf(ffffffff8265a2e3) at db_printf+0x85 sys/kern/subr_prf.c:498 fault(ffffffff8260bac2) at fault+0x95 sys/arch/amd64/amd64/trap.c:154 kpageflttrap(ffff80002e4be160,8) at kpageflttrap+0x25a sys/arch/amd64/amd64/trap.c:275 kerntrap(ffff80002e4be160) at kerntrap+0xef sys/arch/amd64/amd64/trap.c:318 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b fifo_write(ffff80002e4be260) at fifo_write+0x4e sys/miscfs/fifofs/fifo_vnops.c:271 end trace frame: 0xffff80002e4be2d0, count: 0 ddb{1}> trace x86_ipi_db(ffff800020dd8ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 x86_bus_space_io_write_1(3f8,0,3e) at x86_bus_space_io_write_1+0x31 sys/arch/amd64/amd64/bus_space.c:771 comcnputc(800,3e) at comcnputc+0x128 bus_space_barrier machine/bus.h:481 [inline] comcnputc(800,3e) at comcnputc+0x128 sys/dev/ic/com.c:1263 cnputc(3e) at cnputc+0x4b sys/dev/cons.c:218 db_putchar(3e) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1064 db_printf(ffffffff8265a2e3) at db_printf+0x85 sys/kern/subr_prf.c:498 fault(ffffffff8260bac2) at fault+0x95 sys/arch/amd64/amd64/trap.c:154 kpageflttrap(ffff80002e4be160,8) at kpageflttrap+0x25a sys/arch/amd64/amd64/trap.c:275 kerntrap(ffff80002e4be160) at kerntrap+0xef sys/arch/amd64/amd64/trap.c:318 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b fifo_write(ffff80002e4be260) at fifo_write+0x4e sys/miscfs/fifofs/fifo_vnops.c:271 VOP_WRITE(fffffd8061d741b8,ffff80002e4be2f8,8,fffffd807f7d70d0) at VOP_WRITE+0xbf sys/kern/vfs_vops.c:245 vn_rdwr(1,fffffd8061d741b8,ffff800021258400,f9,0,1,a6d93534c625eea8,ffff80002e4be420,fffffd8061d741b8,78) at vn_rdwr+0xe9 sys/kern/vfs_vnops.c:324 ufs_symlink(ffff80002e4be420) at ufs_symlink+0x142 sys/ufs/ufs/ufs_vnops.c:1386 VOP_SYMLINK(fffffd8061d74008,ffff80002e4be5a0,ffff80002e4be5d0,ffff80002e4be4d0,ffff800021258400) at VOP_SYMLINK+0xd0 sys/kern/vfs_vops.c:426 dosymlinkat(ffff800028403ce8,20000380,ffffff9c,20000280) at dosymlinkat+0x154 sys/kern/vfs_syscalls.c:1802 syscall(ffff80002e4be750) at syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] syscall(ffff80002e4be750) at syscall+0x435 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb68739504c0, count: -21