panic: acquiring blockable sleep lock with spinlock or critical section held (rwlock) vmmaplk Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 219438 27156 32767 0x10 0x4000000 1 syz-executor *336359 27156 32767 0x10 0x4000000 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830759c5) at panic+0x1e5 sys/kern/subr_prf.c:198 witness_checkorder(fffffd8067459998,1,0) at witness_checkorder+0x1113 sys/kern/subr_witness.c:843 rw_enter(fffffd8067459988,2) at rw_enter+0x122 uvmfault_lookup(ffff80002ef517d0,0) at uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 uvm_fault_check(ffff80002ef517d0,ffff80002ef51808,ffff80002ef51830) at uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 uvm_fault(fffffd80674598a8,20000000,0,2) at uvm_fault+0x112 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff80002ef51970,20000144) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff80002ef51970) at kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x62 kern_sysctl(ffff80002ef51cf4,5,20000100,ffff80002ef51d28,0,37,f80a149527ccae1a) at kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 sys_sysctl(ffff80002a107c38,ffff80002ef51e60,ffff80002ef51db0) at sys_sysctl+0x422 syscall(ffff80002ef51e60) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002ef51e60) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 end trace frame: 0xffff80002ef51ee0, 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: acquiring blockable sleep lock with spinlock or critical section held (rwlock) vmmaplk ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830759c5) at panic+0x1e5 sys/kern/subr_prf.c:198 witness_checkorder(fffffd8067459998,1,0) at witness_checkorder+0x1113 sys/kern/subr_witness.c:843 rw_enter(fffffd8067459988,2) at rw_enter+0x122 uvmfault_lookup(ffff80002ef517d0,0) at uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 uvm_fault_check(ffff80002ef517d0,ffff80002ef51808,ffff80002ef51830) at uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 uvm_fault(fffffd80674598a8,20000000,0,2) at uvm_fault+0x112 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff80002ef51970,20000144) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff80002ef51970) at kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x62 kern_sysctl(ffff80002ef51cf4,5,20000100,ffff80002ef51d28,0,37,f80a149527ccae1a) at kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 sys_sysctl(ffff80002a107c38,ffff80002ef51e60,ffff80002ef51db0) at sys_sysctl+0x422 syscall(ffff80002ef51e60) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002ef51e60) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8cd8ee4e860, count: -15 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002ef513d0 rbx 0xffffffff8340cdbf cpu_info_full_primary+0x2dbf rdx 0 rcx 0xffff80002a107c38 rax 0xffffffff8340bff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x96d4fcd00b8d1c0f r11 0x271d564d8ba43df6 r12 0xffffffff8340cbc0 cpu_info_full_primary+0x2bc0 r13 0 r14 0 r15 0x1 rip 0xffffffff8288b9c5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002ef513c0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=336359 pid=27156 tcnt=3 stat=onproc flags process=10 proc=4000000 runpri=84, usrpri=84, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a106a80,0xffffffff83517608 process=0xffff800029fe9b38 user=0xffff80002ef4c000, vmspace=0xfffffd80674598a8 estcpu=34, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 27156 72941 91391 32767 2 0x10 syz-executor 27156 219438 91391 32767 7 0x4000010 syz-executor *27156 336359 91391 32767 7 0x4000010 syz-executor 17302 92597 77652 32767 3 0x90 nanoslp syz-executor 17302 121124 77652 32767 3 0x4000090 sbwait syz-executor 17302 87167 77652 32767 3 0x4000090 fsleep syz-executor 9831 242931 77762 32767 3 0x90 nanoslp syz-executor 9831 8657 77762 32767 3 0x4000090 ttyin syz-executor 9831 474994 77762 32767 3 0x4000090 fsleep syz-executor 63667 170029 88470 32767 3 0x90 nanoslp syz-executor 63667 327005 88470 32767 3 0x4000090 sbwait syz-executor 63667 107252 88470 32767 3 0x4000090 fsleep syz-executor 17885 199734 77091 32767 3 0x10 biowait syz-executor 77091 119957 98751 0 3 0x82 wait syz-executor 88470 26163 2421 32767 3 0x90 nanoslp syz-executor 2421 396176 98751 0 3 0x82 wait syz-executor 77652 124337 2992 32767 3 0x90 nanoslp syz-executor 2992 513545 98751 0 3 0x82 wait syz-executor 34242 39767 3306 32767 3 0x90 wait syz-executor 3306 348785 98751 0 3 0x82 wait syz-executor 91391 137252 84766 32767 3 0x90 nanoslp syz-executor 84766 103069 98751 0 3 0x82 wait syz-executor 27625 152389 18891 32767 3 0x90 wait syz-executor 18891 239453 98751 0 3 0x82 wait syz-executor 82985 263131 15829 32767 3 0x10 biowait syz-executor 15829 11332 98751 0 3 0x82 wait syz-executor 77762 401226 63998 32767 3 0x90 nanoslp syz-executor 63998 339170 98751 0 3 0x82 wait syz-executor 78479 311661 83308 32767 4 0x82010 syz-executor 78479 238065 83308 32767 4 0x4082010 syz-executor 78479 93656 83308 32767 3 0x4002010 suspend syz-executor 78479 53961 83308 32767 4 0x4082010 syz-executor 83308 46132 1 32767 3 0x90 wait syz-executor 37355 185642 0 0 3 0x14200 bored sosplice 98751 348338 95223 0 3 0x82 kqread syz-executor 95223 332598 10488 0 3 0x10008a sigsusp ksh 10488 153167 88288 0 3 0x98 kqread sshd-session 88288 33287 6455 0 3 0x92 kqread sshd-session 33381 288152 1 0 3 0x100083 ttyin getty 6455 359302 1 0 3 0x88 kqread sshd 25874 312007 32751 73 3 0x1100090 kqread syslogd 32751 453048 1 0 3 0x100082 sbwait syslogd 57078 328365 1 0 3 0x100080 kqread resolvd 61278 438328 1049 77 3 0x100092 kqread dhcpleased 57887 54638 1049 77 3 0x100092 kqread dhcpleased 1049 144286 1 0 3 0x80 kqread dhcpleased 60126 359278 0 0 3 0x14200 bored smr 44804 175287 0 0 2 0x14200 zerothread 81265 397981 0 0 3 0x14200 aiodoned aiodoned 20676 365618 0 0 3 0x14200 syncer update 79511 134317 0 0 3 0x14200 cleaner cleaner 72188 166105 0 0 3 0x14200 reaper reaper 71996 194166 0 0 3 0x14200 pgdaemon pagedaemon 56065 294089 0 0 3 0x14200 bored viomb 28852 379067 0 0 3 0x40014200 acpi0 acpi0 36593 384658 0 0 3 0x40014200 idle1 24710 373055 0 0 3 0x14200 bored softnet3 12364 282670 0 0 3 0x14200 bored softnet2 62341 124557 0 0 3 0x14200 bored softnet1 68022 344403 0 0 3 0x14200 bored softnet0 25498 261671 0 0 3 0x14200 bored systqmp 15975 499432 0 0 3 0x14200 bored systq 3468 121469 0 0 3 0x14200 tmoslp softclockmp 99666 488562 0 0 3 0x40014200 tmoslp softclock 90314 222217 0 0 3 0x40014200 idle0 1 236533 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex &table->inpt_mtx r = 0 (0xffffffff83515f50) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 sysctl_file+0xa2d #4 kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 #5 sys_sysctl+0x422 #6 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 27156 (syz-executor) thread 0xffff80002a106a80 (219438) exclusive rwlock vmmaplk r = 0 (0xfffffd8067459998) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0x143 sys/uvm/uvm_map.c:5252 #3 uvm_map_protect+0xe1 sys/uvm/uvm_map.c:3059 #4 sys_mprotect+0x34c sys/uvm/uvm_mmap.c:585 #5 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #5 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 Process 27156 (syz-executor) thread 0xffff80002a107c38 (336359) exclusive rwlock netlock r = 0 (0xffffffff834ed810) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 sysctl_file+0xa18 sys/kern/kern_sysctl.c:1675 #2 kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 #3 sys_sysctl+0x422 #4 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #4 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #5 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83578718) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 sysctl_vslock+0x80 sys/kern/kern_sysctl.c:181 #2 kern_sysctl+0x1b3 sys/kern/kern_sysctl.c:498 #3 sys_sysctl+0x422 #4 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #4 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #5 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff83429110) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 sysctl_vslock+0x45 sys/kern/kern_sysctl.c:176 #3 kern_sysctl+0x1b3 sys/kern/kern_sysctl.c:498 #4 sys_sysctl+0x422 #5 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #5 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 exclusive mutex &table->inpt_mtx r = 0 (0xffffffff83515f50) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 sysctl_file+0xa2d #4 kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 #5 sys_sysctl+0x422 #6 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 17885 (syz-executor) thread 0xffff8000ffff4d20 (199734) exclusive rrwlock inode r = 0 (0xfffffd804eea6f88) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:169 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3099 #10 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #10 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd804eea62c8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3084 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 82985 (syz-executor) thread 0xffff8000ffff4300 (263131) exclusive rrwlock inode r = 0 (0xfffffd804eea61b8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:169 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3099 #10 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #10 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8067cb1b40) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3084 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10239 11054K 11059K 166960K 14712 0 pcb 17 28K 32K 166960K 29 0 rtable 242 6K 7K 166960K 40972 0 pf 31 16K 16K 166960K 2303 0 ifaddr 42 23K 31K 166960K 4581 0 ifgroup 50 2K 2K 166960K 4584 0 sysctl 4 1K 5K 166960K 113 0 counters 64 36K 36K 166960K 2326 0 ioctlops 0 0K 2K 166960K 3152 0 iov 1 2K 34K 166960K 6758 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1469 92K 92K 166960K 31232 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 17K 166960K 1381 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 2960 0 dirhash 33 6K 6K 166960K 2040 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 27 98K 165K 166960K 82560 0 sigio 0 0K 0K 166960K 3280 0 proc 58 79K 176K 166960K 39323 0 subproc 117 7K 13K 166960K 16588 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 20323 0 in_multi 99 7K 8K 166960K 15651 0 ether_multi 1 0K 0K 166960K 507 0 mrt 1 0K 0K 166960K 12 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 403 1791K 1791K 166960K 403 0 exec 0 0K 1K 166960K 31248 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 297 84K 140K 166960K 717876 0 UVM aobj 131 6K 8K 166960K 144 0 pinsyscall 47 94K 134K 166960K 115299 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 2 0K 1K 166960K 6510 0 NDP 11 0K 2K 166960K 3417 0 temp 80 6825K 6952K 166960K 549710 0 kqueue 13 20K 38K 166960K 14043 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 24 0 0 1 0 1 1 0 8 0 rtpcb 120 12992 0 12988 97 94 3 5 0 8 2 rtentry 112 13512 0 13398 17 13 4 4 0 8 0 unpcb 144 81151 0 81130 361 358 3 13 0 8 2 syncache 336 1608 0 1608 62 61 1 1 0 8 1 tcpqe 32 789 0 789 86 85 1 1 0 8 1 tcpcb 808 55983 0 55862 401 380 21 34 0 8 0 arp 120 2341 0 2322 1 0 1 1 0 8 0 ipq 40 502 0 495 12 11 1 1 0 8 0 ipqe 40 10743 0 10735 12 11 1 1 0 8 0 inpcb 336 127517 0 127392 405 385 20 35 0 8 0 ip6q 72 21 0 21 19 19 0 1 0 8 0 ip6af 40 41 0 41 19 19 0 1 0 8 0 nd6 136 4317 0 4290 17 15 2 2 0 8 0 kcovpl 48 1276 0 1267 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 54255 0 53787 228 197 31 33 0 8 0 art_table 32 54256 0 53787 16 11 5 5 0 8 0 art_node 16 13511 0 13407 1 0 1 1 0 8 0 sysvmsgpl 40 15 0 11 1 0 1 1 0 8 0 semapl 112 2941 0 2931 1 0 1 1 0 8 0 shmpl 112 141 0 13 4 0 4 4 0 8 0 dirhash 1024 1397 0 1353 25 19 6 6 0 8 0 dino2pl 256 108827 0 102736 382 1 381 381 0 8 0 ffsino 272 108827 0 102736 408 1 407 407 0 8 0 nchpl 144 201857 0 198640 121 1 120 120 0 8 0 uvmvnodes 80 12855 0 0 263 0 263 263 0 8 0 vnodes 216 12855 0 0 715 0 715 715 0 8 0 namei 1024 849893 0 849891 58 57 1 2 0 8 0 percpumem 16 1177 0 1131 1 0 1 1 0 8 0 kstatmem 264 2284 0 2262 2 0 2 2 0 8 0 scxspl 216 739026 0 739024 185 182 3 7 1 8 2 plimitpl 152 25769 0 25744 2 0 2 2 0 8 0 sigapl 424 80762 0 80705 36 28 8 9 0 8 0 futexpl 64 996468 0 996465 33 32 1 1 0 8 0 knotepl 120 3135 0 0 23 0 23 23 0 8 0 kqueuepl 216 28509 0 28500 225 220 5 10 0 8 4 pipepl 320 16018 0 15987 190 186 4 9 0 8 0 fdescpl 496 80743 0 80705 15 8 7 8 0 8 0 filepl 152 599695 0 599421 427 411 16 24 0 8 2 lockfpl 104 25751 0 25749 21 20 1 4 0 8 0 lockfspl 48 7056 0 7054 1 0 1 1 0 8 0 sessionpl 144 1622 0 1605 1 0 1 1 0 8 0 pgrppl 48 4641 0 4616 1 0 1 1 0 8 0 ucredpl 104 120417 0 120397 1 0 1 1 0 8 0 zombiepl 144 80707 0 80705 1 0 1 1 0 8 0 processpl 1160 80762 0 80705 10 5 5 6 0 8 0 procpl 648 193071 0 193003 16 8 8 8 0 8 0 srpgc 96 72 0 72 32 32 0 1 0 8 0 sosppl 168 1059 0 1047 14 13 1 1 0 8 0 sockpl 664 223173 0 223023 678 654 24 42 0 8 0 mcl64k 65536 136 0 0 6 0 6 6 0 8 0 mcl16k 16384 10 0 0 2 0 2 2 0 8 0 mcl12k 12288 7 0 0 1 0 1 1 0 8 0 mcl9k 9216 4 0 0 1 0 1 1 0 8 0 mcl8k 8192 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 342 0 0 19 6 13 19 0 8 0 mcl2k2 2112 5 0 0 1 0 1 1 0 8 0 mcl2k 2048 903 0 0 21 15 6 12 0 8 0 mtagpl 96 18 0 0 1 0 1 1 0 8 0 mbufpl 256 19280 0 0 1090 0 1090 1090 0 8 0 bufpl 280 138344 0 125488 919 0 919 919 0 8 0 anonpl 24 9366273 0 9350741 892 756 136 144 0 185 15 amapchunkpl 152 2375896 0 2375002 670 622 48 58 0 158 5 amappl16 200 220304 0 219801 836 797 39 52 0 8 4 amappl15 192 32 0 32 21 21 0 1 0 8 0 amappl14 184 3353 0 3343 1 0 1 1 0 8 0 amappl13 176 81 0 81 52 52 0 1 0 8 0 amappl12 168 99931 0 99893 12 9 3 3 0 8 0 amappl11 160 50 0 39 1 0 1 1 0 8 0 amappl10 152 11 0 10 2 1 1 1 0 8 0 amappl9 144 138 0 137 2 1 1 1 0 8 0 amappl8 136 20 0 18 1 0 1 1 0 8 0 amappl7 128 2879 0 2868 1 0 1 1 0 8 0 amappl6 120 11471 0 11468 1 0 1 1 0 8 0 amappl5 112 5138 0 5128 1 0 1 1 0 8 0 amappl4 104 5615 0 5597 1 0 1 1 0 8 0 amappl3 96 485270 0 485127 7 2 5 5 0 8 0 amappl2 88 22144 0 22079 3 0 3 3 0 8 0 amappl1 80 443420 0 442878 63 40 23 26 0 8 0 amappl 88 700690 0 700448 13 6 7 7 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 72 143 0 13 3 0 3 3 0 8 0 uaddrrnd 24 80744 0 80706 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 80744 0 80706 1 0 1 1 0 8 0 vmmpekpl 168 696591 0 696543 6 2 4 5 0 8 0 vmmpepl 168 5146628 0 5144047 782 637 145 171 0 357 7 vmsppl 440 80743 0 80706 15 9 6 7 0 8 0 rwobjpl 56 1267685 0 1253299 290 83 207 210 0 8 0 pdppl 4096 161495 0 161412 2533 2446 87 119 0 8 4 pvpl 32 53366 0 0 420 0 420 420 0 265 0 pmappl 248 80743 0 80706 11 7 4 4 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 5647 0 3570 60 0 60 60 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830759c5) at panic+0x1e5 sys/kern/subr_prf.c:198 witness_checkorder(fffffd8067459998,1,0) at witness_checkorder+0x1113 sys/kern/subr_witness.c:843 rw_enter(fffffd8067459988,2) at rw_enter+0x122 uvmfault_lookup(ffff80002ef517d0,0) at uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 uvm_fault_check(ffff80002ef517d0,ffff80002ef51808,ffff80002ef51830) at uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 uvm_fault(fffffd80674598a8,20000000,0,2) at uvm_fault+0x112 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff80002ef51970,20000144) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff80002ef51970) at kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x62 kern_sysctl(ffff80002ef51cf4,5,20000100,ffff80002ef51d28,0,37,f80a149527ccae1a) at kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 sys_sysctl(ffff80002a107c38,ffff80002ef51e60,ffff80002ef51db0) at sys_sysctl+0x422 syscall(ffff80002ef51e60) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002ef51e60) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8cd8ee4e860, count: -15 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 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(ffffffff83578510) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83578510) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff80002db11bd0) at syscall+0xad6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002db11bd0) at syscall+0xad6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8cd295122a0, count: 9 ddb{1}> trace x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 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(ffffffff83578510) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83578510) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff80002db11bd0) at syscall+0xad6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002db11bd0) at syscall+0xad6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8cd295122a0, count: -6