*cpu0: uvm_fault(0xfffffd80686d58b8, 0x8, 0, 1) -> e ddb{1}> trace proc_trampoline() at proc_trampoline+0xdc end of kernel end trace frame: 0x7f7ffffd4f60, count: -1 ddb{1}> show registers rdi 0 rsi 0 rbp 0xffff80002a5301a0 rbx 0 rdx 0 rcx 0 rax 0x2a r8 0xffff80002a5300d0 r9 0 r10 0x1190af74efd7fc5c r11 0x4650fd72aadc16f2 r12 0 r13 0 r14 0 r15 0 rip 0xffffffff8124c50c proc_trampoline+0xdc cs 0x8 rflags 0x246 rsp 0xffff80002a530120 ss 0 proc_trampoline+0xdc: movl $0,%gs:0x538 ddb{1}> show proc PROC (syz-executor.2) pid=364815 stat=onproc flags process=10 proc=0 pri=77, usrpri=77, nice=20 forw=0xffffffffffffffff, list=0xffff8000272ca2b0,0xffff8000272cbd00 process=0xffff8000ffff31f8 user=0xffff80002a52b000, vmspace=0xfffffd80686d5e78 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND *69974 364815 3628 32767 7 0x10 syz-executor.2 91887 332295 91151 32767 2 0x10 syz-executor.3 91887 195262 91151 32767 7 0x4000010 syz-executor.3 91887 373944 91151 32767 2 0x4000010 syz-executor.3 17417 511521 75283 32767 3 0x90 nanoslp syz-executor.0 17417 2350 75283 32767 3 0x4000090 fsleep syz-executor.0 17417 154907 75283 32767 3 0x4000090 fsleep syz-executor.0 17417 520080 75283 32767 3 0x4000090 kqpoll syz-executor.0 76948 97182 27618 32767 2 0x490 syz-executor.5 27618 244218 54347 0 3 0x82 wait syz-executor.5 3628 46152 34663 32767 3 0x90 nanoslp syz-executor.2 34663 123335 54347 0 3 0x82 wait syz-executor.2 61395 319733 72470 32767 2 0x10 syz-executor.7 72470 464276 54347 0 3 0x82 wait syz-executor.7 93092 470130 0 0 3 0x14200 bored sosplice 82638 345080 22471 32767 2 0x10 syz-executor.6 59223 44988 70903 32767 2 0x10 syz-executor.1 22471 215721 54347 0 3 0x82 wait syz-executor.6 91151 473264 5529 32767 3 0x90 nanoslp syz-executor.3 88490 70862 14904 32767 3 0x90 piperd syz-executor.4 5529 341981 54347 0 3 0x82 wait syz-executor.3 14904 333998 54347 0 3 0x82 wait syz-executor.4 75283 94234 76203 32767 3 0x90 nanoslp syz-executor.0 70903 348338 54347 0 3 0x82 wait syz-executor.1 76203 404395 54347 0 3 0x82 wait syz-executor.0 54347 274561 10403 0 3 0x82 kqread syz-fuzzer 54347 487591 10403 0 3 0x4000082 nanoslp syz-fuzzer 54347 363587 10403 0 3 0x4000082 thrsleep syz-fuzzer 54347 21689 10403 0 3 0x4000082 thrsleep syz-fuzzer 54347 491691 10403 0 3 0x4000082 thrsleep syz-fuzzer 54347 278114 10403 0 3 0x4000082 thrsleep syz-fuzzer 54347 296584 10403 0 3 0x4000082 thrsleep syz-fuzzer 54347 355854 10403 0 3 0x4000082 thrsleep syz-fuzzer 10403 440920 80274 0 3 0x10008a sigsusp ksh 80274 321261 72841 0 3 0x9a kqread sshd 80780 11369 1 0 3 0x100083 ttyin getty 72841 138001 1 0 3 0x88 kqread sshd 63253 251337 26833 73 3 0x1100090 kqread syslogd 26833 254307 1 0 3 0x100082 netio syslogd 44488 330822 1 0 3 0x100080 kqread resolvd 87803 491772 5509 77 3 0x100092 kqread dhcpleased 30134 371489 5509 77 3 0x100092 kqread dhcpleased 5509 518974 1 0 3 0x80 kqread dhcpleased 8615 413592 0 0 3 0x14200 bored smr 23574 167795 0 0 2 0x14200 zerothread 38629 236166 0 0 3 0x14200 aiodoned aiodoned 34336 427387 0 0 3 0x14200 syncer update 47472 255993 0 0 3 0x14200 cleaner cleaner 53706 3191 0 0 3 0x14200 reaper reaper 90436 63640 0 0 3 0x14200 pgdaemon pagedaemon 87256 20856 0 0 3 0x14200 bored viomb 9252 130729 0 0 3 0x40014200 acpi0 acpi0 84486 478067 0 0 3 0x40014200 idle1 60596 395527 0 0 3 0x14200 bored softnet 85900 329064 0 0 3 0x14200 bored systqmp 74669 336160 0 0 3 0x14200 bored systq 97345 233296 0 0 2 0x40014200 softclock 8953 63771 0 0 3 0x40014200 idle0 1 119103 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive mutex pvpl r = 0 (0xffffffff82b294b0) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 pool_get+0xbd sys/kern/subr_pool.c:581 #4 pmap_enter+0x169 #5 uvm_fault_lower+0x77c sys/uvm/uvm_fault.c:1496 #6 uvm_fault+0x248 #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 69974 (syz-executor.2) thread 0xffff8000272ca7f0 (364815) exclusive rwlock amaplk r = 0 (0xfffffd80693e4d30) #0 witness_lock+0x44d #1 uvm_fault_check+0x3ca sys/uvm/uvm_fault.c:774 #2 uvm_fault+0x102 sys/uvm/uvm_fault.c:602 #3 upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 #4 usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 #5 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd80686d5e90) #0 witness_lock+0x44d #1 uvmfault_lookup+0xd9 sys/uvm/uvm_fault.c:1758 #2 uvm_fault_check+0x3a sys/uvm/uvm_fault.c:674 #3 uvm_fault+0x102 sys/uvm/uvm_fault.c:602 #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 pvpl r = 0 (0xffffffff82b294b0) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 pool_get+0xbd sys/kern/subr_pool.c:581 #4 pmap_enter+0x169 #5 uvm_fault_lower+0x77c sys/uvm/uvm_fault.c:1496 #6 uvm_fault+0x248 #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 91887 (syz-executor.3) thread 0xffff8000272ca2b0 (195262) exclusive kernel_lock &kernel_lock r = 1 (0xffffffff82aa4360) #0 witness_lock+0x44d #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x3d3 sys/kern/sched_bsd.c:416 #3 sleep_finish+0x198 sys/kern/kern_synch.c:437 #4 tsleep+0x12c sys/kern/kern_synch.c:158 #5 biowait+0x91 sys/kern/vfs_bio.c:1271 #6 bwrite+0x21b sys/kern/vfs_bio.c:772 #7 VOP_BWRITE+0x4a sys/kern/vfs_vops.c:656 #8 ufs_direnter+0x8fa sys/ufs/ufs/ufs_lookup.c:909 #9 ufs_makeinode+0x4cc sys/ufs/ufs/ufs_vnops.c:1868 #10 ufs_symlink+0x47 sys/ufs/ufs/ufs_vnops.c:1382 #11 VOP_SYMLINK+0xd0 sys/kern/vfs_vops.c:442 #12 dosymlinkat+0x154 sys/kern/vfs_syscalls.c:1804 #13 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8067855c48) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vget+0x1d3 sys/kern/vfs_subr.c:677 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1318 #8 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #9 ufs_makeinode+0xae sys/ufs/ufs/ufs_vnops.c:1830 #10 ufs_symlink+0x47 sys/ufs/ufs/ufs_vnops.c:1382 #11 VOP_SYMLINK+0xd0 sys/kern/vfs_vops.c:442 #12 dosymlinkat+0x154 sys/kern/vfs_syscalls.c:1804 #13 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #14 Xsyscall+0x128 Process 61395 (syz-executor.7) thread 0xffff8000fffef508 (319733) exclusive rrwlock inode r = 0 (0xfffffd80678556f8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vget+0x1d3 sys/kern/vfs_subr.c:677 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1318 #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:561 #11 namei+0x36a sys/kern/vfs_lookup.c:245 #12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1850 #13 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80677c2e78) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:413 #6 namei+0x36a sys/kern/vfs_lookup.c:245 #7 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1850 #8 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 Process 82638 (syz-executor.6) thread 0xffff8000fffee7e8 (345080) exclusive rrwlock inode r = 0 (0xfffffd80678553c8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vget+0x1d3 sys/kern/vfs_subr.c:677 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1318 #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:561 #11 namei+0x36a sys/kern/vfs_lookup.c:245 #12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1850 #13 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80687c52c0) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:413 #6 namei+0x36a sys/kern/vfs_lookup.c:245 #7 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1850 #8 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 Process 59223 (syz-executor.1) thread 0xffff8000fffee2a8 (44988) exclusive rrwlock inode r = 0 (0xfffffd80678551a8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 ufs_ihashins+0x42 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1347 #6 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162 #8 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404 #9 domkdirat+0x121 sys/kern/vfs_syscalls.c:3101 #10 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #10 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8068e25918) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:413 #6 namei+0x36a sys/kern/vfs_lookup.c:245 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3086 #8 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10191 6409K 6419K 78643K 11306 0 pcb 13 16K 18K 78643K 19 0 rtable 252 7K 7K 78643K 698 0 ifaddr 81 17K 17K 78643K 139 0 sysctl 2 0K 0K 78643K 2 0 counters 56 35K 35K 78643K 72 0 ioctlops 0 0K 2K 78643K 57 0 iov 0 0K 32K 78643K 458 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1271 79K 79K 78643K 1726 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 29 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 787 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 21 77K 121K 78643K 3194 0 sigio 0 0K 0K 78643K 10 0 proc 56 74K 111K 78643K 900 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 89 0 in_multi 99 6K 6K 78643K 213 0 ether_multi 1 0K 0K 78643K 13 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 163 731K 731K 78643K 163 0 exec 0 0K 2K 78643K 1112 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 7 26K 26K 78643K 7 0 UVM amap 352 92K 108K 78643K 41661 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 82 0 NDP 11 0K 2K 78643K 51 0 temp 125 4711K 4775K 78643K 11729 0 kqueue 12 18K 26K 78643K 248 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 plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 280 0 277 4 1 3 3 0 8 2 rtentry 112 208 0 91 4 0 4 4 0 8 0 unpcb 136 2154 0 2137 27 19 8 8 0 8 7 syncache 296 36 0 36 6 5 1 1 0 8 1 tcpqe 32 103 0 103 2 2 0 1 0 8 0 tcpcb 736 892 0 886 35 22 13 13 0 8 11 arp 120 35 0 16 1 0 1 1 0 8 0 ipq 40 10 0 10 3 3 0 1 0 8 0 ipqe 40 324 0 324 3 3 0 1 0 8 0 inpcb 312 4793 0 4781 67 56 11 16 0 8 8 ip6q 72 2 0 2 1 1 0 1 0 8 0 ip6af 40 4 0 4 1 1 0 1 0 8 0 nd6 48 56 0 26 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 256 851 0 373 30 0 30 30 0 8 0 art_table 32 852 0 373 4 0 4 4 0 8 0 art_node 16 207 0 100 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 0 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 718 0 708 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 5207 0 3771 91 0 91 91 0 8 0 ffsino 272 5207 0 3771 97 0 97 97 0 8 0 nchpl 144 9492 0 7867 62 0 62 62 0 8 0 uvmvnodes 80 5424 0 0 111 0 111 111 0 8 0 vnodes 224 5424 0 0 320 0 320 320 0 8 0 namei 1024 31045 0 31043 2 1 1 2 0 8 0 percpumem 16 48 0 8 1 0 1 1 0 8 0 scxspl 216 28780 0 28780 19 17 2 8 0 8 2 plimitpl 152 724 0 702 4 3 1 2 0 8 0 sigapl 424 3453 0 3405 7 1 6 7 0 8 0 futexpl 64 26733 0 26731 1 0 1 1 0 8 0 knotepl 120 428 0 0 10 0 10 10 0 8 0 kqueuepl 216 771 0 762 16 13 3 8 0 8 2 pipepl 336 487 0 459 11 3 8 8 0 8 5 fdescpl 496 3438 0 3406 7 2 5 6 0 8 0 filepl 152 20999 0 20759 52 34 18 18 0 8 8 lockfpl 104 339 0 337 1 0 1 1 0 8 0 lockfspl 48 129 0 127 1 0 1 1 0 8 0 sessionpl 144 31 0 15 1 0 1 1 0 8 0 pgrppl 48 31 0 15 1 0 1 1 0 8 0 ucredpl 96 2977 0 2959 1 0 1 1 0 8 0 zombiepl 144 3406 0 3405 1 0 1 1 0 8 0 processpl 1064 3453 0 3405 5 1 4 4 0 8 0 procpl 672 9158 0 9098 10 3 7 7 0 8 0 sosppl 168 34 0 34 7 6 1 1 0 8 1 sockpl 480 7342 0 7313 188 158 30 30 0 8 26 mcl64k 65536 21 0 0 3 0 3 3 0 8 0 mcl16k 16384 16 0 0 2 0 2 2 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 8 0 0 1 0 1 1 0 8 0 mcl8k 8192 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 6 0 0 1 0 1 1 0 8 0 mcl2k 2048 186 0 0 20 2 18 20 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 927 0 0 54 0 54 54 0 8 0 bufpl 288 8719 0 2384 453 0 453 453 0 8 0 anonpl 24 902635 0 888780 119 19 100 104 0 186 6 amapchunkpl 152 103256 0 102489 74 30 44 48 0 158 9 amappl16 200 7721 0 7373 42 20 22 31 0 8 3 amappl15 192 848 0 839 1 0 1 1 0 8 0 amappl14 184 407 0 401 1 0 1 1 0 8 0 amappl13 176 138 0 135 1 0 1 1 0 8 0 amappl12 168 152 0 149 1 0 1 1 0 8 0 amappl11 160 1292 0 1273 1 0 1 1 0 8 0 amappl10 152 151 0 146 1 0 1 1 0 8 0 amappl9 144 1221 0 1215 1 0 1 1 0 8 0 amappl8 136 825 0 736 4 0 4 4 0 8 0 amappl7 128 149 0 139 1 0 1 1 0 8 0 amappl6 120 977 0 949 2 1 1 2 0 8 0 amappl5 112 2474 0 2458 1 0 1 1 0 8 0 amappl4 104 3139 0 3095 2 0 2 2 0 8 0 amappl3 96 531 0 520 1 0 1 1 0 8 0 amappl2 88 926 0 885 3 1 2 3 0 8 0 amappl1 80 64678 0 64074 23 8 15 18 0 8 1 amappl 88 40984 0 40740 9 1 8 8 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 3438 0 3406 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 3438 0 3406 1 0 1 1 0 8 0 vmmpekpl 168 29107 0 29052 3 0 3 3 0 8 0 vmmpepl 168 314504 0 312098 141 16 125 126 0 357 5 vmsppl 368 3437 0 3406 4 0 4 4 0 8 0 rwobjpl 56 81304 0 74441 99 0 99 99 0 8 1 pdppl 4096 6883 0 6812 203 122 81 93 0 8 10 pvpl 32 1611797 0 1593105 286 110 176 260 0 265 8 pmappl 248 3437 0 3406 4 1 3 3 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 1085 0 208 26 0 26 26 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffffffff828f4ff0) 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(3f8,0,20) at x86_bus_space_io_write_1+0x31 sys/arch/amd64/amd64/bus_space.c:759 comcnputc(800,20) at comcnputc+0x128 bus_space_barrier machine/bus.h:481 [inline] comcnputc(800,20) at comcnputc+0x128 sys/dev/ic/com.c:1263 cnputc(20) at cnputc+0x4b sys/dev/cons.c:239 db_putchar(2d) at db_putchar+0x316 db_force_whitespace sys/ddb/db_output.c:102 [inline] db_putchar(2d) at db_putchar+0x316 sys/ddb/db_output.c:153 kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1068 db_printf(ffffffff8263dbf3) at db_printf+0x85 sys/kern/subr_prf.c:502 fault(ffffffff825ef212) at fault+0x95 sys/arch/amd64/amd64/trap.c:154 kpageflttrap(ffff80002a535a30,8) at kpageflttrap+0x25a sys/arch/amd64/amd64/trap.c:275 kerntrap(ffff80002a535a30) at kerntrap+0xef sys/arch/amd64/amd64/trap.c:318 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b fifo_write(ffff80002a535b30) at fifo_write+0x4e sys/miscfs/fifofs/fifo_vnops.c:271 end trace frame: 0xffff80002a535ba0, count: 0 ddb{0}> trace x86_ipi_db(ffffffff828f4ff0) 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(3f8,0,20) at x86_bus_space_io_write_1+0x31 sys/arch/amd64/amd64/bus_space.c:759 comcnputc(800,20) at comcnputc+0x128 bus_space_barrier machine/bus.h:481 [inline] comcnputc(800,20) at comcnputc+0x128 sys/dev/ic/com.c:1263 cnputc(20) at cnputc+0x4b sys/dev/cons.c:239 db_putchar(2d) at db_putchar+0x316 db_force_whitespace sys/ddb/db_output.c:102 [inline] db_putchar(2d) at db_putchar+0x316 sys/ddb/db_output.c:153 kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1068 db_printf(ffffffff8263dbf3) at db_printf+0x85 sys/kern/subr_prf.c:502 fault(ffffffff825ef212) at fault+0x95 sys/arch/amd64/amd64/trap.c:154 kpageflttrap(ffff80002a535a30,8) at kpageflttrap+0x25a sys/arch/amd64/amd64/trap.c:275 kerntrap(ffff80002a535a30) at kerntrap+0xef sys/arch/amd64/amd64/trap.c:318 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b fifo_write(ffff80002a535b30) at fifo_write+0x4e sys/miscfs/fifofs/fifo_vnops.c:271 VOP_WRITE(fffffd8067a57098,ffff80002a535bc8,8,fffffd807f7d8660) at VOP_WRITE+0xbf sys/kern/vfs_vops.c:245 vn_rdwr(1,fffffd8067a57098,ffff800021156c00,78,0,1,4860c37e0131f05e,ffff80002a535cf0,fffffd8067a57098,78) at vn_rdwr+0xe9 sys/kern/vfs_vnops.c:330 ufs_symlink(ffff80002a535cf0) at ufs_symlink+0x142 sys/ufs/ufs/ufs_vnops.c:1398 VOP_SYMLINK(fffffd8067a57a38,ffff80002a535e70,ffff80002a535ea0,ffff80002a535da0,ffff800021156c00) at VOP_SYMLINK+0xd0 sys/kern/vfs_vops.c:442 dosymlinkat(ffff8000272ca2b0,200000c0,7,20d06ff8) at dosymlinkat+0x154 sys/kern/vfs_syscalls.c:1804 syscall(ffff80002a536020) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002a536020) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xa4e1f1ac1c0, count: -21 ddb{0}> machine ddbcpu 1 Stopped at proc_trampoline+0xdc: movl $0,%gs:0x538 proc_trampoline() at proc_trampoline+0xdc end of kernel end trace frame: 0x7f7ffffd4f60, count: 14 ddb{1}> trace proc_trampoline() at proc_trampoline+0xdc end of kernel end trace frame: 0x7f7ffffd4f60, count: -1