' )yO *)@h&panic: mtx 0xffffffff83990c80: locking against myself Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *158880 10327 0 0 0x4000000 1 syz-executor 406736 20776 0 0x14000 0x40000200 0 softclock db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833f3ab8) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff83990c80) at mtx_enter_try+0x1da sys/kern/kern_lock.c:300 mtx_enter(ffffffff83990c80) at mtx_enter+0x62 sys/kern/kern_lock.c:261 uvm_pageclean(fffffd80081b7ce8) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd80081b7ce8) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd80081b7ce8) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd807bb2bf10,0,ffff80002a35da38,ffff80002a35da1c,0,2,23280564f69ba14e,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80002a35dc50,ffff80002a35dc88,ffff80002a35dad0,ffff80002a35dab8) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 uvm_fault_lower(ffff80002a35dc50,ffff80002a35dc88,ffff80002a35dbd0) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 uvm_fault(fffffd8066dad208,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 kpageflttrap(ffff80002a35de00,200000000180) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:283 kerntrap(ffff80002a35de00) at kerntrap+0x116 sys/arch/amd64/amd64/trap.c:487 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x57 end trace frame: 0xffff80002a35dff0, count: 0 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: mtx 0xffffffff83990c80: locking against myself ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833f3ab8) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff83990c80) at mtx_enter_try+0x1da sys/kern/kern_lock.c:300 mtx_enter(ffffffff83990c80) at mtx_enter+0x62 sys/kern/kern_lock.c:261 uvm_pageclean(fffffd80081b7ce8) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd80081b7ce8) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd80081b7ce8) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd807bb2bf10,0,ffff80002a35da38,ffff80002a35da1c,0,2,23280564f69ba14e,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80002a35dc50,ffff80002a35dc88,ffff80002a35dad0,ffff80002a35dab8) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 uvm_fault_lower(ffff80002a35dc50,ffff80002a35dc88,ffff80002a35dbd0) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 uvm_fault(fffffd8066dad208,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 kpageflttrap(ffff80002a35de00,200000000180) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:283 kerntrap(ffff80002a35de00) at kerntrap+0x116 sys/arch/amd64/amd64/trap.c:487 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x57 syscall(ffff80002a35e000) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a35e000) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:742 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x80077a5eb30, count: -16 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a35d770 rbx 0xffff8000299dedd7 rdx 0 rcx 0xffff80002a3d6038 rax 0xffff8000299ddff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x190f028cfc367e30 r11 0x4164afb5261eef6f r12 0xffff8000299debd8 r13 0 r14 0 r15 0x1 rip 0xffffffff81ad3825 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a35d760 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=158880 pid=10327 tcnt=4 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a3d6558,0xffff80002a3d62d8 process=0xffff80003c4f89d8 user=0xffff80002a359000, vmspace=0xfffffd8066dad208 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 18039 273830 23270 0 3 0x1 uobjlk syz-executor 10327 235420 45870 0 2 0 syz-executor 10327 378981 45870 0 3 0x4000001 inode syz-executor 10327 41774 45870 0 2 0x4000000 syz-executor *10327 158880 45870 0 7 0x4000000 syz-executor 6505 157201 12865 -1 3 0x11 inode syz-executor 6505 296172 12865 -1 3 0x4000090 fsleep syz-executor 95547 42202 87831 0 2 0 syz-executor 95547 334516 87831 0 3 0x4000080 kqread syz-executor 95547 388979 87831 0 3 0x4000080 sbwait syz-executor 79286 124178 33857 0 2 0xc80 syz-executor 79286 305749 33857 0 3 0x4000080 kqread syz-executor 79286 143986 33857 0 3 0x4000080 fsleep syz-executor 4494 177500 43805 0 2 0xc80 syz-executor 4494 517037 43805 0 3 0x4000080 fsleep syz-executor 4494 265254 43805 0 3 0x4000080 fsleep syz-executor 4494 403053 43805 0 3 0x4000080 ttyopn syz-executor 38675 279243 14211 0 2 0xc80 syz-executor 38675 513733 14211 0 3 0x4000080 kqpoll syz-executor 38675 145122 14211 0 3 0x4000080 fsleep syz-executor 8549 282071 1 0 3 0x100083 ttyin getty 33857 88126 70607 0 2 0x2 syz-executor 82786 467177 70607 0 3 0x82 wait syz-executor 43805 133069 70607 0 2 0xc82 syz-executor 12865 305705 70607 0 2 0xc82 syz-executor 14211 100051 70607 0 2 0xc82 syz-executor 23270 92840 70607 0 3 0x82 nanoslp syz-executor 87831 164021 70607 0 2 0xc82 syz-executor 45870 515871 70607 0 3 0x82 nanoslp syz-executor 83176 346438 0 0 3 0x14200 bored sosplice 70607 172762 45719 0 3 0x82 kqread syz-executor 45719 510871 44292 0 3 0x10008a sigsusp ksh 44292 403646 6827 0 3 0x98 kqread sshd-session 6827 126831 16124 0 3 0x92 kqread sshd-session 16124 61388 1 0 3 0x88 kqread sshd 90710 243408 3436 74 3 0x1100092 bpf pflogd 3436 290906 1 0 3 0x80 sbwait pflogd 75531 474152 53309 73 3 0x1100090 kqread syslogd 53309 17765 1 0 3 0x100082 sbwait syslogd 32861 172710 1 0 3 0x100080 kqread resolvd 755 347429 41049 77 3 0x100092 kqread dhcpleased 49647 247717 41049 77 3 0x100092 kqread dhcpleased 41049 397108 1 0 3 0x80 kqread dhcpleased 54447 78455 0 0 3 0x14200 bored smr 57809 179534 0 0 2 0x14200 zerothread 47459 353987 0 0 3 0x14200 aiodoned aiodoned 97395 297870 0 0 3 0x14200 syncer update 88079 13799 0 0 3 0x14200 cleaner cleaner 52834 416828 0 0 3 0x14200 reaper reaper 16822 449538 0 0 3 0x14200 pgdaemon pagedaemon 2586 294666 0 0 3 0x14200 bored viomb 99145 279502 0 0 3 0x40014200 acpi0 acpi0 68664 224302 0 0 3 0x40014200 idle1 80114 96198 0 0 3 0x14200 bored softnet3 38254 411029 0 0 3 0x14200 bored softnet2 18998 303874 0 0 3 0x14200 bored softnet1 76301 397674 0 0 3 0x14200 bored softnet0 87403 420582 0 0 3 0x14200 bored systqmp 25132 54728 0 0 3 0x14200 bored systq 15063 464435 0 0 3 0x14200 tmoslp softclockmp 20776 406736 0 0 7 0x40014200 softclock 64051 341595 0 0 3 0x40014200 idle0 1 380796 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive mutex &uvm.pageqlock r = 0 (0xffffffff83990c90) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 mtx_enter_try+0x1ad sys/kern/kern_lock.c:311 #2 mtx_enter+0x62 sys/kern/kern_lock.c:261 #3 uvn_get+0x679 sys/uvm/uvm_vnode.c:1117 #4 uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 #5 uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 #6 uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 #7 kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:283 #8 kerntrap+0x116 sys/arch/amd64/amd64/trap.c:487 #9 alltraps_kern_meltdown+0x7b #10 copyout+0x57 #11 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:742 #12 Xsyscall+0x128 Process 18039 (syz-executor) thread 0xffff80002a3d62c8 (273830) exclusive rrwlock inode r = 0 (0xfffffd800e6420d0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2bd sys/kern/vfs_subr.c:693 #6 ktrwriteraw+0x172 sys/kern/kern_ktrace.c:688 #7 ktrsysret+0x19a ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] #7 ktrsysret+0x19a sys/kern/kern_ktrace.c:209 #8 syscall+0xa43 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] #8 syscall+0xa43 sys/arch/amd64/amd64/trap.c:763 #9 Xsyscall+0x128 Process 10327 (syz-executor) thread 0xffff80002a3d7748 (378981) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8398ff98) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 ktrsysret+0xde ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] #1 ktrsysret+0xde sys/kern/kern_ktrace.c:209 #2 syscall+0xa43 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] #2 syscall+0xa43 sys/arch/amd64/amd64/trap.c:763 #3 Xsyscall+0x128 Process 10327 (syz-executor) thread 0xffff80002a3d6038 (158880) exclusive rwlock uobjlk r = 0 (0xfffffd80790be888) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 uvn_io+0x667 sys/uvm/uvm_vnode.c:1297 #3 uvn_get+0x31d sys/uvm/uvm_vnode.c:1102 #4 uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 #5 uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 #6 uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 #7 kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:283 #8 kerntrap+0x116 sys/arch/amd64/amd64/trap.c:487 #9 alltraps_kern_meltdown+0x7b #10 copyout+0x57 #11 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:742 #12 Xsyscall+0x128 exclusive mutex &uvm.pageqlock r = 0 (0xffffffff83990c90) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 mtx_enter_try+0x1ad sys/kern/kern_lock.c:311 #2 mtx_enter+0x62 sys/kern/kern_lock.c:261 #3 uvn_get+0x679 sys/uvm/uvm_vnode.c:1117 #4 uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 #5 uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 #6 uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 #7 kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:283 #8 kerntrap+0x116 sys/arch/amd64/amd64/trap.c:487 #9 alltraps_kern_meltdown+0x7b #10 copyout+0x57 #11 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:742 #12 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10272 11151K 12599K 166960K 30115 0 pcb 20 22K 30K 166960K 2563 0 rtable 241 16K 17K 166960K 2846 0 pf 52 21K 67489K 166960K 925 0 ifaddr 41 10K 11K 166960K 569 0 ifgroup 64 2K 3K 166960K 1035 0 sysctl 4 1K 9K 166960K 63 0 counters 72 37K 38K 166960K 1250 0 ioctlops 0 0K 8K 166960K 3808 0 iov 0 0K 44K 166960K 904 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1607 101K 101K 166960K 12079 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 100K 168K 166960K 154 0 VM map 2 1K 1K 166960K 2 0 sem 24 113K 209K 166960K 286 0 dirhash 12 2K 3K 166960K 291 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 236K 166960K 10387 0 sigio 0 0K 0K 166960K 464 0 proc 73 91K 140K 166960K 2648 0 subproc 72 4K 4K 166960K 365 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 1775 0 in_multi 65 5K 8K 166960K 875 0 ether_multi 1 0K 0K 166960K 139 0 mrt 1 0K 0K 166960K 59 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 247 1102K 1102K 166960K 247 0 exec 0 0K 1K 166960K 2626 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 1K 166960K 24 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 251 160K 184K 166960K 92562 0 UVM aobj 29 2K 2K 166960K 33 0 pinsyscall 43 86K 104K 166960K 12344 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 2 0K 1K 166960K 578 0 NDP 14 0K 2K 166960K 409 0 temp 89 8696K 8952K 166960K 516347 0 kqueue 17 26K 32K 166960K 2034 0 SYN cache 2 0K 16K 166960K 4 0 ddb{1}> 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 120 863 0 860 7 6 1 3 0 8 0 rtentry 176 839 0 750 6 0 6 6 0 8 0 unpcb 144 6578 0 6556 46 44 2 9 0 8 0 syncache 336 13 0 13 5 5 0 1 0 8 0 tcpqe 32 5 0 5 3 3 0 1 0 8 0 tcpcb 736 3817 0 3806 64 62 2 10 0 8 0 arp 128 127 0 106 1 0 1 1 0 8 0 inpcb 328 12547 0 12530 91 88 3 18 0 8 0 nd6 144 160 0 142 2 1 1 2 0 8 0 pkpcb 40 196 0 196 12 11 1 1 0 8 1 kcovpl 48 40 0 32 1 0 1 1 0 8 0 mppekey 1024 7 0 7 4 4 0 1 0 8 0 ppxss 1192 451 0 451 8 7 1 1 0 8 1 pppxif 1504 109 0 109 13 12 1 1 0 8 1 pfstscr 40 8 0 8 6 6 0 1 0 8 0 pffrag 232 117 0 105 2 1 1 2 0 482 0 pffrnode 88 94 0 83 1 0 1 1 0 8 0 pffrent 40 244 0 229 1 0 1 1 0 8 0 pfosfp 40 1429 0 1428 6 5 1 5 0 8 0 pfosfpen 112 1429 0 1428 22 21 1 21 0 8 0 pfrktable 1344 3 0 1 1 0 1 1 0 8 0 pfanchor 1288 6 0 0 1 0 1 1 0 8 0 pftag 88 8 0 2 1 0 1 1 0 8 0 pfstitem 24 66 0 47 1 0 1 1 0 8 0 pfstkey 128 87 0 67 2 0 2 2 0 8 0 pfstate 384 71 0 56 4 2 2 4 0 8 0 pfrule 1344 63 0 40 3 1 2 2 0 8 0 rttmr 136 11 0 11 7 7 0 1 0 8 0 art_heap8 4096 9 0 4 7 2 5 6 0 8 0 art_heap4 256 3121 0 2802 46 18 28 29 0 8 1 art_table 32 3130 0 2806 4 0 4 4 0 8 0 art_node 16 725 0 656 1 0 1 1 0 8 0 sysvmsgpl 40 65 0 48 2 1 1 1 0 8 0 semupl 112 2 0 2 2 2 0 1 0 8 0 semapl 112 274 0 252 1 0 1 1 0 8 0 shmpl 112 30 0 4 1 0 1 1 0 8 0 dirhash 1024 207 0 190 3 0 3 3 0 8 0 dino2pl 256 20216 0 18615 101 0 101 101 0 8 0 ffsino 288 20216 0 18615 115 0 115 115 0 8 0 nchpl 144 34306 0 33672 67 39 28 66 0 8 0 rtmask 32 50 0 50 13 13 0 1 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 132351 0 132351 13 11 2 3 0 8 2 percpumem 16 640 0 589 1 0 1 1 0 8 0 kstatmem 264 654 0 620 3 0 3 3 0 8 0 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scsiplug 72 48 0 48 14 13 1 1 0 8 1 scxspl 216 255433 0 255433 25 22 3 8 1 8 3 plimitpl 152 1994 0 1976 1 0 1 1 0 8 0 sigapl 424 10639 0 10588 10 3 7 9 0 8 0 knotepl 120 986 0 0 25 0 25 25 0 8 0 kqueuepl 224 4443 0 4430 39 34 5 5 0 8 4 pipepl 336 1517 0 1488 30 27 3 8 0 8 0 fdescpl 520 10583 0 10551 3 0 3 3 0 8 0 filepl 160 78768 0 78531 74 61 13 21 0 8 0 lockfpl 104 6872 0 6868 10 9 1 2 0 8 0 lockfspl 48 3044 0 3040 1 0 1 1 0 8 0 sessionpl 144 74 0 65 1 0 1 1 0 8 0 pgrppl 48 305 0 288 1 0 1 1 0 8 0 ucredpl 104 13641 0 13626 1 0 1 1 0 8 0 zombiepl 144 13737 0 13736 1 0 1 1 0 8 0 processpl 1240 10639 0 10588 6 1 5 6 0 8 0 procpl 656 27833 0 27769 8 1 7 8 0 8 0 srpgc 96 80 0 80 17 17 0 1 0 8 0 sosppl 168 58 0 58 17 16 1 1 0 8 1 sockpl 728 20627 0 20584 146 140 6 25 0 8 1 mcl64k 65536 19 0 0 3 0 3 3 0 8 0 mcl16k 16384 7 0 0 1 0 1 1 0 8 0 mcl12k 12288 4 0 0 1 0 1 1 0 8 0 mcl9k 9216 18 0 0 2 0 2 2 0 8 0 mcl8k 8192 12 0 0 2 0 2 2 0 8 0 mcl4k 4096 129 0 0 15 1 14 15 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 121 0 0 9 2 7 9 0 8 0 mtagpl 96 150 0 0 3 0 3 3 0 8 0 mbufpl 256 1393 0 0 78 0 78 78 0 8 0 bufpl 280 105463 0 99321 440 0 440 440 0 8 0 anonpl 32 16400 0 0 131 0 131 131 0 246 0 amapchunkpl 152 330253 0 329707 122 91 31 39 0 158 3 amappl16 200 35081 0 35040 240 218 22 34 0 8 7 amappl15 192 19 0 19 1 1 0 1 0 8 0 amappl14 184 202 0 189 1 0 1 1 0 8 0 amappl13 176 9 0 9 5 5 0 1 0 8 0 amappl12 168 11751 0 11720 3 1 2 2 0 8 0 amappl11 160 51 0 37 1 0 1 1 0 8 0 amappl10 152 11 0 11 1 1 0 1 0 8 0 amappl9 144 247 0 246 2 1 1 1 0 8 0 amappl8 136 27 0 23 1 0 1 1 0 8 0 amappl7 128 210 0 197 1 0 1 1 0 8 0 amappl6 120 508 0 504 1 0 1 1 0 8 0 amappl5 112 264 0 254 1 0 1 1 0 8 0 amappl4 104 470 0 449 1 0 1 1 0 8 0 amappl3 96 69690 0 69571 5 1 4 4 0 8 0 amappl2 88 1303 0 1238 2 0 2 2 0 8 0 amappl1 80 54160 0 53566 18 2 16 16 0 8 0 amappl 88 89419 0 89241 5 0 5 5 0 92 0 dma65536 65536 1 0 1 1 1 0 1 0 8 0 dma32768 32768 1 0 1 1 1 0 1 0 8 0 dma16384 16384 2 0 2 2 2 0 1 0 8 0 dma8192 8192 2 0 2 2 2 0 1 0 8 0 dma4096 4096 5 0 5 5 5 0 1 0 8 0 dma2048 2048 2 0 2 2 2 0 1 0 8 0 dma1024 1024 4 0 3 1 0 1 1 0 8 0 dma512 512 65 0 65 1 1 0 1 0 8 0 dma256 256 13 0 13 7 7 0 1 0 8 0 dma128 128 264 0 264 10 10 0 1 0 8 0 dma64 64 12 0 12 7 7 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 25 0 24 1 0 1 1 0 8 0 aobjpl 72 32 0 4 1 0 1 1 0 8 0 uaddrrnd 24 10583 0 10551 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 10583 0 10551 1 0 1 1 0 8 0 vmmpekpl 168 73177 0 73111 4 0 4 4 0 8 0 vmmpepl 168 655391 0 653296 188 72 116 122 0 357 3 vmsppl 480 10582 0 10551 6 1 5 5 0 8 0 rwobjpl 72 163587 0 156665 159 23 136 138 0 8 0 pdppl 4096 21173 0 21102 169 98 71 83 0 8 0 pvpl 32 25577 0 0 206 3 203 204 0 265 0 pmappl 256 10582 0 10551 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 690 0 251 13 0 13 13 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83816ff0) 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 __mp_lock(ffffffff8398fd90) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff8398fd90) at __mp_lock+0x192 sys/kern/kern_lock.c:165 __mp_acquire_count(ffffffff8398fd90,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x2da sys/kern/kern_synch.c:366 softclock_thread_run(ffffffff83826828) at softclock_thread_run+0x79 sys/kern/kern_timeout.c:845 softclock_thread(ffff8000ffffef60) at softclock_thread+0x10a sys/kern/kern_timeout.c:867 end trace frame: 0x0, count: 7 ddb{0}> trace x86_ipi_db(ffffffff83816ff0) 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 __mp_lock(ffffffff8398fd90) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff8398fd90) at __mp_lock+0x192 sys/kern/kern_lock.c:165 __mp_acquire_count(ffffffff8398fd90,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x2da sys/kern/kern_synch.c:366 softclock_thread_run(ffffffff83826828) at softclock_thread_run+0x79 sys/kern/kern_timeout.c:845 softclock_thread(ffff8000ffffef60) at softclock_thread+0x10a sys/kern/kern_timeout.c:867 end trace frame: 0x0, count: -8 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833f3ab8) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff83990c80) at mtx_enter_try+0x1da sys/kern/kern_lock.c:300 mtx_enter(ffffffff83990c80) at mtx_enter+0x62 sys/kern/kern_lock.c:261 uvm_pageclean(fffffd80081b7ce8) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd80081b7ce8) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd80081b7ce8) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd807bb2bf10,0,ffff80002a35da38,ffff80002a35da1c,0,2,23280564f69ba14e,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80002a35dc50,ffff80002a35dc88,ffff80002a35dad0,ffff80002a35dab8) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 uvm_fault_lower(ffff80002a35dc50,ffff80002a35dc88,ffff80002a35dbd0) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 uvm_fault(fffffd8066dad208,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 kpageflttrap(ffff80002a35de00,200000000180) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:283 kerntrap(ffff80002a35de00) at kerntrap+0x116 sys/arch/amd64/amd64/trap.c:487 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x57 end trace frame: 0xffff80002a35dff0, count: 0 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833f3ab8) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff83990c80) at mtx_enter_try+0x1da sys/kern/kern_lock.c:300 mtx_enter(ffffffff83990c80) at mtx_enter+0x62 sys/kern/kern_lock.c:261 uvm_pageclean(fffffd80081b7ce8) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd80081b7ce8) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd80081b7ce8) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd807bb2bf10,0,ffff80002a35da38,ffff80002a35da1c,0,2,23280564f69ba14e,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80002a35dc50,ffff80002a35dc88,ffff80002a35dad0,ffff80002a35dab8) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 uvm_fault_lower(ffff80002a35dc50,ffff80002a35dc88,ffff80002a35dbd0) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 uvm_fault(fffffd8066dad208,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 kpageflttrap(ffff80002a35de00,200000000180) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:283 kerntrap(ffff80002a35de00) at kerntrap+0x116 sys/arch/amd64/amd64/trap.c:487 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x57 syscall(ffff80002a35e000) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a35e000) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:742 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x80077a5eb30, count: -16