*cpu1: uvm_fault(0xfffffd806b8aed80, 0x0, 0, 1) -> e ddb{0}> trace proc_trampoline() at proc_trampoline+0xc7 end of kernel end trace frame: 0x784e2578a8f0, count: -1 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff80003c410550 rbx 0 rdx 0 rcx 0xffff8000387d6fb8 rax 0x2a r8 0xffff80003c410480 r9 0x1 r10 0x1621ba14e638fd75 r11 0x639534c95c3c3985 r12 0 r13 0 r14 0 r15 0 rip 0xffffffff8227a4c7 proc_trampoline+0xc7 cs 0x8 rflags 0x246 rsp 0xffff80003c4104d0 ss 0 proc_trampoline+0xc7: movl $0,%gs:0x688 ddb{0}> show proc PROC (syz-executor) tid=139295 pid=99517 tcnt=1 stat=onproc flags process=0 proc=0 runpri=86, usrpri=86, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000387d6028,0xffffffff838e2d18 process=0xffff8000fffee1c8 user=0xffff80003c40b000, vmspace=0xfffffd806b8ae028 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND *99517 139295 68052 0 7 0 syz-executor 351 442771 76757 0 2 0x1000000 syz-executor 351 381820 76757 0 3 0x5000080 sbwait syz-executor 351 412092 76757 0 7 0x5000000 syz-executor 351 303405 76757 0 3 0x5000080 fsleep syz-executor 99625 175200 7900 0 3 0x80 nanoslp syz-executor 99625 258343 7900 0 3 0x4000080 lockf syz-executor 99625 392310 7900 0 3 0x4000080 lockf syz-executor 99625 318402 7900 0 3 0x4000080 fsleep syz-executor 49457 398480 4302 0 3 0x3000 suspend syz-executor 49457 403209 4302 0 3 0x4081000 biowait syz-executor 49457 28103 4302 0 3 0x4081000 inode syz-executor 51439 42707 46759 0 3 0x3000 suspend syz-executor 51439 516408 46759 0 3 0x4081000 biowait syz-executor 51439 486714 46759 0 3 0x4081000 fltagain2 syz-executor 4302 295789 73114 0 3 0x82 wait syz-executor 46759 188430 73114 0 3 0x82 wait syz-executor 58665 316174 1 0 3 0x80 nanoslp init 76757 321277 73114 0 3 0x82 nanoslp syz-executor 68052 163648 73114 0 3 0x82 nanoslp syz-executor 56865 84323 73114 0 2 0x2 syz-executor 7900 182704 73114 0 3 0x82 nanoslp syz-executor 92165 56852 73114 0 3 0x2 biowait syz-executor 21305 303328 73114 0 2 0x3 syz-executor 73114 504739 10293 0 3 0x82 kqread syz-executor 10293 380237 20381 0 3 0x10008a sigsusp ksh 20381 322039 26557 0 3 0x98 kqread sshd-session 26557 54240 86366 0 3 0x92 kqread sshd-session 86366 259306 1 0 3 0x88 kqread sshd 7169 78167 34335 74 3 0x1100092 bpf pflogd 34335 394794 1 0 3 0x80 sbwait pflogd 82742 71197 19327 73 3 0x1100090 kqread syslogd 19327 15623 1 0 3 0x100082 sbwait syslogd 37461 478819 1 0 3 0x100080 kqread resolvd 49591 194762 99936 77 3 0x100092 kqread dhcpleased 35793 73397 99936 77 3 0x100092 kqread dhcpleased 99936 253293 1 0 3 0x80 kqread dhcpleased 73083 445084 0 0 3 0x14200 bored smr 94104 294109 0 0 3 0x14200 pgzero zerothread 57774 198734 0 0 3 0x14200 aiodoned aiodoned 36491 257119 0 0 3 0x14200 syncer update 37990 200532 0 0 3 0x14200 cleaner cleaner 23010 67206 0 0 3 0x14200 reaper reaper 27334 267814 0 0 3 0x14200 pgdaemon pagedaemon 69799 295032 0 0 3 0x14200 bored viomb 30524 65445 0 0 3 0x40014200 acpi0 acpi0 42832 443708 0 0 3 0x40014200 idle1 19464 430392 0 0 3 0x14200 bored softnet1 38729 91803 0 0 3 0x14200 bored softnet0 17829 326605 0 0 3 0x14200 bored systqmp 1466 232007 0 0 3 0x14200 bored systq 76363 68911 0 0 3 0x14200 tmoslp softclockmp 64580 309694 0 0 3 0x40014200 tmoslp softclock 64878 49782 0 0 3 0x40014200 idle0 1 304182 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd80704acf10) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487 #2 pmap_enter+0x24b rcr3 sys/arch/amd64/compile/SYZKALLER/obj/machine/cpufunc.h:139 [inline] #2 pmap_enter+0x24b pmap_map_ptes sys/arch/amd64/amd64/pmap.c:437 [inline] #2 pmap_enter+0x24b sys/arch/amd64/amd64/pmap.c:2767 #3 uvm_fault_lower+0x5d6 sys/uvm/uvm_fault.c:1504 #4 uvm_fault+0x274 sys/uvm/uvm_fault.c:-1 #5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #6 usertrap+0x42f sys/arch/amd64/amd64/trap.c:632 #7 recall_trap+0x8 Process 99517 (syz-executor) thread 0xffff8000387d6fb8 (139295) shared rwlock uobjlk r = 0 (0xfffffd80797f7b58) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_read+0x3e8 sys/kern/kern_rwlock.c:413 #2 uvm_fault_lower_lookup+0x53 sys/uvm/uvm_fault.c:1204 #3 uvm_fault_lower+0x89 sys/uvm/uvm_fault.c:1334 #4 uvm_fault+0x274 sys/uvm/uvm_fault.c:-1 #5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #6 usertrap+0x42f sys/arch/amd64/amd64/trap.c:632 #7 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd806b8ae128) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_read+0x3e8 sys/kern/kern_rwlock.c:413 #2 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1880 #3 uvm_fault_check+0x4f sys/uvm/uvm_fault.c:693 #4 uvm_fault+0x106 sys/uvm/uvm_fault.c:627 #5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #6 usertrap+0x42f sys/arch/amd64/amd64/trap.c:632 #7 recall_trap+0x8 exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd80704acf10) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487 #2 pmap_enter+0x24b rcr3 sys/arch/amd64/compile/SYZKALLER/obj/machine/cpufunc.h:139 [inline] #2 pmap_enter+0x24b pmap_map_ptes sys/arch/amd64/amd64/pmap.c:437 [inline] #2 pmap_enter+0x24b sys/arch/amd64/amd64/pmap.c:2767 #3 uvm_fault_lower+0x5d6 sys/uvm/uvm_fault.c:1504 #4 uvm_fault+0x274 sys/uvm/uvm_fault.c:-1 #5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #6 usertrap+0x42f sys/arch/amd64/amd64/trap.c:632 #7 recall_trap+0x8 Process 351 (syz-executor) thread 0xffff8000387d67f0 (412092) exclusive rwlock dtlk r = 0 (0xffffffff83873ae8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 dt_ioctl_record_stop+0x2e sys/dev/dt/dt_dev.c:572 #3 dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] #3 dtclose+0x109 sys/dev/dt/dt_dev.c:239 #4 spec_close+0x466 sys/kern/spec_vnops.c:-1 #5 VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 #6 vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] #6 vn_closefile+0x12b sys/kern/vfs_vnops.c:615 #7 fdrop+0x121 sys/kern/kern_descrip.c:1280 #8 closef+0x192 sys/kern/kern_descrip.c:1264 #9 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff838bc7c8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 vn_closefile+0x41 sys/kern/vfs_vnops.c:608 #2 fdrop+0x121 sys/kern/kern_descrip.c:1280 #3 closef+0x192 sys/kern/kern_descrip.c:1264 #4 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #4 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #5 Xsyscall+0x128 Process 49457 (syz-executor) thread 0xffff8000387d7780 (403209) exclusive rrwlock inode r = 0 (0xfffffd807032a8f8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vn_write+0x18f sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x242 sys/kern/sys_generic.c:380 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #9 Xsyscall+0x128 Process 51439 (syz-executor) thread 0xffff8000fffe8d18 (516408) exclusive rrwlock inode r = 0 (0xfffffd80705fda08) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vn_write+0x18f sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x242 sys/kern/sys_generic.c:380 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #9 Xsyscall+0x128 Process 56865 (syz-executor) thread 0xffff80002a261a08 (84323) exclusive rrwlock inode r = 0 (0xfffffd806ced2a10) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3098 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #9 Xsyscall+0x128 Process 92165 (syz-executor) thread 0xffff80002a2622a8 (56852) exclusive rrwlock inode r = 0 (0xfffffd805cb37a30) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:686 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1203 #8 ufs_lookup+0x1a36 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 #11 namei+0x7ca sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806ced21f8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11095 12204K 12756K 166960K 13872 0 pcb 17 17K 19K 166960K 341 0 rtable 228 11K 11K 166960K 695 0 pf 34 17K 21K 166960K 497 0 ifaddr 40 7K 8K 166960K 154 0 ifgroup 51 2K 2K 166960K 249 0 sysctl 3 1K 9K 166960K 21 0 counters 68 36K 38K 166960K 520 0 ioctlops 1 2K 6K 166960K 2032 0 iov 0 0K 24K 166960K 84 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1484 93K 94K 166960K 2626 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 3 5K 9K 166960K 16 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 132 0 dirhash 12 2K 2K 166960K 39 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 15 53K 89K 166960K 1600 0 sigio 0 0K 0K 166960K 40 0 proc 64 99K 164K 166960K 842 0 subproc 72 4K 4K 166960K 108 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 234 0 in_multi 76 5K 7K 166960K 226 0 ether_multi 1 0K 0K 166960K 23 0 mrt 1 0K 0K 166960K 21 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 115 519K 519K 166960K 115 0 exec 0 0K 1K 166960K 734 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 4 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 228 163K 181K 166960K 16853 0 UVM aobj 135 12K 12K 166960K 137 0 pinsyscall 39 78K 100K 166960K 2871 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 123 0 NDP 11 0K 1K 166960K 108 0 temp 81 8680K 8807K 166960K 80329 0 kqueue 13 20K 30K 166960K 307 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 26 0 0 1 0 1 1 0 8 0 rtpcb 120 167 0 163 2 1 1 2 0 8 0 rtentry 176 212 0 125 6 0 6 6 0 8 0 unpcb 144 1298 0 1278 17 15 2 15 0 8 1 syncache 336 9 0 9 4 4 0 1 0 8 0 tcpqe 32 1 0 1 1 1 0 1 0 8 0 tcpcb 736 731 0 725 19 18 1 13 0 8 0 arp 136 33 0 18 1 0 1 1 0 8 0 inpcb 328 1927 0 1917 23 19 4 13 0 8 2 nd6 152 40 0 19 2 0 2 2 0 8 0 pkpcb 40 15 0 15 4 3 1 1 0 8 1 kcovpl 48 12 0 4 1 0 1 1 0 8 0 mppekey 1024 1 0 1 1 1 0 1 0 8 0 ppxss 1192 205 0 205 2 1 1 1 0 8 1 pppxif 1504 74 0 74 4 4 0 1 0 8 0 pfstscr 40 1 0 0 1 0 1 1 0 8 0 pffrag 232 34 0 23 1 0 1 1 0 482 0 pffrnode 88 15 0 7 1 0 1 1 0 8 0 pffrent 40 66 0 54 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfanchor 1288 65 0 65 1 1 0 1 0 8 0 pfstitem 24 130 0 44 1 0 1 1 0 8 0 pfstkey 128 131 0 45 4 0 4 4 0 8 0 pfstate 448 130 0 45 12 1 11 11 0 8 0 pfrule 1344 94 0 88 2 1 1 2 0 8 0 rttmr 136 3 0 3 3 3 0 1 0 8 0 art_heap8 4096 4 0 0 4 0 4 4 0 8 0 art_heap4 256 893 0 532 32 9 23 31 0 8 0 art_table 40 897 0 532 5 0 5 5 0 8 0 art_node 32 211 0 137 1 0 1 1 0 8 0 sysvmsgpl 40 18 0 14 1 0 1 1 0 8 0 semapl 112 124 0 114 1 0 1 1 0 8 0 shmpl 112 130 0 2 4 0 4 4 0 8 0 dirhash 1024 35 0 18 3 0 3 3 0 8 0 dino2pl 256 4420 0 2906 96 0 96 96 0 8 0 ffsino 296 4420 0 2906 119 1 118 118 0 8 0 nchpl 144 6704 0 4995 64 0 64 64 0 8 0 rtmask 32 9 0 9 4 3 1 1 0 8 1 vnodes 216 4821 0 0 268 0 268 268 0 8 0 namei 1024 25063 0 25062 4 3 1 2 0 8 0 percpumem 16 275 0 226 1 0 1 1 0 8 0 vcpupl 3968 4 0 0 1 0 1 1 0 8 0 vmpool 848 4 0 0 1 0 1 1 0 8 0 kstatmem 264 170 0 144 6 3 3 3 0 8 1 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scsiplug 72 5 0 5 3 2 1 1 0 8 1 scxspl 216 44077 0 44074 11 10 1 8 1 8 0 plimitpl 152 443 0 425 1 0 1 1 0 8 0 sigapl 424 1913 0 1868 7 1 6 7 0 8 0 knotepl 120 543 0 0 17 0 17 17 0 8 0 kqueuepl 224 829 0 820 13 12 1 9 0 8 0 pipepl 344 306 0 278 4 0 4 4 0 8 0 fdescpl 528 1895 0 1866 3 0 3 3 0 8 0 filepl 160 13474 0 13247 41 26 15 26 0 8 4 lockfpl 104 682 0 676 1 0 1 1 0 8 0 lockfspl 48 230 0 227 1 0 1 1 0 8 0 sessionpl 144 33 0 25 1 0 1 1 0 8 0 pgrppl 48 68 0 52 1 0 1 1 0 8 0 ucredpl 104 1818 0 1804 1 0 1 1 0 8 0 zombiepl 144 2443 0 2441 1 0 1 1 0 8 0 processpl 1232 1913 0 1868 5 1 4 5 0 8 0 procpl 664 4570 0 4515 7 1 6 7 0 8 0 sosppl 176 6 0 6 3 3 0 1 0 8 0 sockpl 752 3461 0 3427 63 56 7 42 0 8 2 mcl64k 65536 8 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 120 0 0 15 0 15 15 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 42 0 0 5 0 5 5 0 8 0 mtagpl 96 6 0 0 1 0 1 1 0 8 0 mbufpl 256 230 0 0 14 0 14 14 0 8 0 bufpl 280 18195 0 12059 439 0 439 439 0 8 0 anonpl 32 14836 0 0 120 0 120 120 0 246 0 amapchunkpl 152 58497 0 58005 60 25 35 38 0 158 11 amappl16 200 6856 0 6548 57 40 17 38 0 8 0 amappl15 192 7 0 7 1 1 0 1 0 8 0 amappl14 184 23 0 22 1 0 1 1 0 8 0 amappl13 176 488 0 487 1 0 1 1 0 8 0 amappl12 168 2294 0 2257 3 0 3 3 0 8 0 amappl11 160 4 0 4 1 1 0 1 0 8 0 amappl10 152 47 0 33 1 0 1 1 0 8 0 amappl9 144 251 0 251 1 1 0 1 0 8 0 amappl8 136 26 0 23 1 0 1 1 0 8 0 amappl7 128 97 0 96 1 0 1 1 0 8 0 amappl6 120 366 0 352 1 0 1 1 0 8 0 amappl5 112 85 0 75 1 0 1 1 0 8 0 amappl4 104 532 0 502 1 0 1 1 0 8 0 amappl3 96 9961 0 9880 4 1 3 3 0 8 0 amappl2 88 2034 0 1961 2 0 2 2 0 8 0 amappl1 80 16477 0 15912 14 0 14 14 0 8 0 amappl 88 15742 0 15587 5 0 5 5 0 92 0 uvmvnodes 80 169 0 0 4 0 4 4 0 8 0 dma8192 8192 1 0 1 1 1 0 1 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma2048 2048 2 0 2 2 2 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 7 0 7 2 2 0 1 0 8 0 dma128 128 255 0 255 3 2 1 1 0 8 1 dma64 64 39 0 39 2 2 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 72 136 0 2 3 0 3 3 0 8 0 uaddrrnd 24 1895 0 1866 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1895 0 1866 1 0 1 1 0 8 0 vmmpekpl 168 16763 0 16717 3 0 3 3 0 8 0 vmmpepl 168 127176 0 125108 123 25 98 117 0 357 0 vmsppl 488 1894 0 1866 6 1 5 5 0 8 0 rwobjpl 80 36181 0 34716 39 4 35 38 0 8 0 pdppl 4096 3806 0 3736 117 39 78 84 0 8 8 pvpl 32 21781 0 0 179 3 176 176 0 265 0 pmappl 256 1898 0 1866 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 339 0 81 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace proc_trampoline() at proc_trampoline+0xc7 end of kernel end trace frame: 0x784e2578a8f0, count: -1 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff8000299ddff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 x86_bus_space_io_read_1(3f8,5) at x86_bus_space_io_read_1+0x37 sys/arch/amd64/amd64/bus_space.c:670 comcnputc(800,74) at comcnputc+0xd0 comcn_read_reg sys/dev/ic/com.c:1655 [inline] comcnputc(800,74) at comcnputc+0xd0 sys/dev/ic/com.c:1259 cnputc(74) at cnputc+0x67 sys/dev/cons.c:218 kputchar(74,5,0) at kputchar+0x2ed sys/kern/subr_prf.c:367 kprintf() at kprintf+0x223 sys/kern/subr_prf.c:723 printf(ffffffff8346029c) at printf+0x8b sys/kern/subr_prf.c:529 trap_print(ffff80003c47e8b0,6) at trap_print+0x70 sys/arch/amd64/amd64/trap.c:653 kerntrap(ffff80003c47e8b0) at kerntrap+0x2e6 sys/arch/amd64/amd64/trap.c:516 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b dt_ioctl_record_stop(ffff80000165e000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(51e5f,81,2000,ffff8000387d67f0) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(51e5f,81,2000,ffff8000387d67f0) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 end trace frame: 0xffff80003c47ea50, count: 0 ddb{1}> trace x86_ipi_db(ffff8000299ddff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 x86_bus_space_io_read_1(3f8,5) at x86_bus_space_io_read_1+0x37 sys/arch/amd64/amd64/bus_space.c:670 comcnputc(800,74) at comcnputc+0xd0 comcn_read_reg sys/dev/ic/com.c:1655 [inline] comcnputc(800,74) at comcnputc+0xd0 sys/dev/ic/com.c:1259 cnputc(74) at cnputc+0x67 sys/dev/cons.c:218 kputchar(74,5,0) at kputchar+0x2ed sys/kern/subr_prf.c:367 kprintf() at kprintf+0x223 sys/kern/subr_prf.c:723 printf(ffffffff8346029c) at printf+0x8b sys/kern/subr_prf.c:529 trap_print(ffff80003c47e8b0,6) at trap_print+0x70 sys/arch/amd64/amd64/trap.c:653 kerntrap(ffff80003c47e8b0) at kerntrap+0x2e6 sys/arch/amd64/amd64/trap.c:516 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b dt_ioctl_record_stop(ffff80000165e000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(51e5f,81,2000,ffff8000387d67f0) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(51e5f,81,2000,ffff8000387d67f0) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 spec_close(ffff80003c47ea60) at spec_close+0x466 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd805de307d0,81,fffffd80097fd7b8,ffff8000387d67f0) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd806cc61340,ffff8000387d67f0) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806cc61340,ffff8000387d67f0) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd806cc61340,ffff8000387d67f0) at fdrop+0x121 sys/kern/kern_descrip.c:1280 closef(fffffd806cc61340,ffff8000387d67f0) at closef+0x192 sys/kern/kern_descrip.c:1264 syscall(ffff80003c47ecc0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c47ecc0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8be017a8740, count: -21