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 391862 91150 32767 0x1010 0x2000 0 syz-executor *227155 91150 32767 0x1010 0x4080000 1 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff83072b77) at panic+0x1e5 sys/kern/subr_prf.c:198 witness_checkorder(fffffd8061e782c0,1,0) at witness_checkorder+0x1113 sys/kern/subr_witness.c:843 rw_enter(fffffd8061e782b0,2) at rw_enter+0x122 uvmfault_lookup(ffff80002a402220,0) at uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 uvm_fault_check(ffff80002a402220,ffff80002a402258,ffff80002a402280) at uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 uvm_fault(fffffd8061e781d0,20000000,0,2) at uvm_fault+0x112 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff80002a4023c0,20000100) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff80002a4023c0) at kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x62 kern_sysctl(ffff80002a402744,5,20000100,ffff80002a402778,0,37,f89e1c8a25467208) at kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 sys_sysctl(ffff800036bbb978,ffff80002a4028b0,ffff80002a402800) at sys_sysctl+0x422 syscall(ffff80002a4028b0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a4028b0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 end trace frame: 0xffff80002a402930, 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: acquiring blockable sleep lock with spinlock or critical section held (rwlock) vmmaplk ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff83072b77) at panic+0x1e5 sys/kern/subr_prf.c:198 witness_checkorder(fffffd8061e782c0,1,0) at witness_checkorder+0x1113 sys/kern/subr_witness.c:843 rw_enter(fffffd8061e782b0,2) at rw_enter+0x122 uvmfault_lookup(ffff80002a402220,0) at uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 uvm_fault_check(ffff80002a402220,ffff80002a402258,ffff80002a402280) at uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 uvm_fault(fffffd8061e781d0,20000000,0,2) at uvm_fault+0x112 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff80002a4023c0,20000100) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff80002a4023c0) at kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x62 kern_sysctl(ffff80002a402744,5,20000100,ffff80002a402778,0,37,f89e1c8a25467208) at kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 sys_sysctl(ffff800036bbb978,ffff80002a4028b0,ffff80002a402800) at sys_sysctl+0x422 syscall(ffff80002a4028b0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a4028b0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5fc7e2a5f20, count: -15 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a401e20 rbx 0xffff800029b7cdcf rdx 0 rcx 0xffff800036bbb978 rax 0xffff800029b7bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x66b851ce1e018b4 r11 0xcc459afb7309fae3 r12 0xffff800029b7cbd0 r13 0 r14 0 r15 0x1 rip 0xffffffff816258f5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a401e10 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=227155 pid=91150 tcnt=5 stat=onproc flags process=1010 proc=4080000 runpri=36, usrpri=50, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0xffff800036bbbc00 scnt=4 ecnt=0 forw=0xffffffffffffffff, list=0xffff800036bbbc00,0xffff800036bba2c0 process=0xffff8000ffff0928 user=0xffff80002a3fd000, vmspace=0xfffffd8061e781d0 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 91150 391862 36941 32767 7 0x3010 syz-executor *91150 227155 36941 32767 7 0x4081010 syz-executor 91150 332337 36941 32767 2 0x4081090 syz-executor 91150 120411 36941 32767 2 0x4081090 syz-executor 91150 228910 36941 32767 2 0x4081010 syz-executor 26678 70416 26403 32767 3 0x90 nanoslp syz-executor 26678 185879 26403 32767 3 0x4000090 fsleep syz-executor 26678 407666 26403 32767 3 0x4000090 fsleep syz-executor 26678 334505 26403 32767 3 0x4000090 fsleep syz-executor 49278 214027 72762 32767 3 0x90 nanoslp syz-executor 49278 460578 72762 32767 3 0x4000090 fsleep syz-executor 49278 16757 72762 32767 3 0x4000090 fsleep syz-executor 49278 253255 72762 32767 3 0x4000090 netcon syz-executor 68855 456617 34042 32767 2 0x10 syz-executor 68855 358671 34042 32767 3 0x4000090 lockf syz-executor 68855 472768 34042 32767 3 0x4000090 fsleep syz-executor 68855 109399 34042 32767 3 0x4000090 fsleep syz-executor 55768 4888 96443 32767 3 0x90 nanoslp syz-executor 55768 68091 96443 32767 3 0x4000090 sbwait syz-executor 55768 308647 96443 32767 3 0x4000090 fsleep syz-executor 55768 201141 96443 32767 3 0x4000090 fsleep syz-executor 62500 494015 38665 32767 3 0x90 nanoslp syz-executor 62500 130377 38665 32767 3 0x4000090 ttyin syz-executor 62500 422638 38665 32767 3 0x4000090 fsleep syz-executor 34042 252986 65927 32767 3 0x90 nanoslp syz-executor 65927 481401 70633 0 3 0x82 wait syz-executor 72762 464113 75996 32767 3 0x90 nanoslp syz-executor 75996 341285 70633 0 3 0x82 wait syz-executor 36941 180491 11181 32767 3 0x90 nanoslp syz-executor 11181 422952 70633 0 3 0x82 wait syz-executor 30388 341202 77651 32767 3 0x90 nanoslp syz-executor 77651 421571 70633 0 3 0x82 wait syz-executor 96443 127284 45430 32767 3 0x90 nanoslp syz-executor 45430 326368 70633 0 3 0x82 wait syz-executor 38665 413709 82734 32767 3 0x90 nanoslp syz-executor 82734 329045 70633 0 3 0x82 wait syz-executor 26403 233746 96622 32767 3 0x90 nanoslp syz-executor 96622 149460 70633 0 3 0x82 wait syz-executor 21125 241559 91124 32767 2 0x10 syz-executor 91124 154458 70633 0 3 0x82 wait syz-executor 77505 303562 0 0 3 0x14200 bored sosplice 13737 515664 69263 0 3 0x100082 sbwait ndp 69263 165485 28151 0 3 0x10008a sigsusp sh 28151 445861 1 0 3 0x80 wait syz-executor 70633 234310 68917 0 3 0x82 kqread syz-executor 68917 518232 91132 0 3 0x10008a sigsusp ksh 91132 132506 10763 0 3 0x98 kqread sshd-session 10763 31972 32761 0 3 0x92 kqread sshd-session 56853 497466 1 0 3 0x100083 ttyin getty 32761 10853 1 0 3 0x88 kqread sshd 82454 522542 46991 73 3 0x1100090 kqread syslogd 46991 156072 1 0 3 0x100082 sbwait syslogd 90637 391431 1 0 3 0x100080 kqread resolvd 66711 66781 52826 77 3 0x100092 kqread dhcpleased 51693 498292 52826 77 3 0x100092 kqread dhcpleased 52826 318692 1 0 3 0x80 kqread dhcpleased 92341 384639 0 0 3 0x14200 bored smr 3839 188895 0 0 2 0x14200 zerothread 51647 32814 0 0 3 0x14200 aiodoned aiodoned 3129 262274 0 0 3 0x14200 syncer update 74163 518674 0 0 3 0x14200 cleaner cleaner 98204 179124 0 0 3 0x14200 reaper reaper 35215 482696 0 0 3 0x14200 pgdaemon pagedaemon 44491 104860 0 0 3 0x14200 bored viomb 29638 185429 0 0 3 0x40014200 acpi0 acpi0 17555 54855 0 0 3 0x40014200 idle1 27552 355640 0 0 3 0x14200 bored softnet3 40501 222445 0 0 3 0x14200 bored softnet2 23173 44900 0 0 3 0x14200 bored softnet1 84109 177388 0 0 3 0x14200 bored softnet0 46851 351326 0 0 3 0x14200 bored systqmp 75476 361200 0 0 3 0x14200 bored systq 87862 505420 0 0 3 0x14200 tmoslp softclockmp 51884 454134 0 0 3 0x40014200 tmoslp softclock 88188 369876 0 0 3 0x40014200 idle0 1 464775 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive mutex &table->inpt_mtx r = 0 (0xffffffff835c7478) #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 91150 (syz-executor) thread 0xffff800036bbb978 (227155) exclusive rwlock netlock r = 0 (0xffffffff834ed250) #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 (0xffffffff835be578) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 __mp_acquire_count+0x58 #2 mi_switch+0x658 sys/kern/sched_bsd.c:460 #3 sleep_finish+0x219 sys/kern/kern_synch.c:416 #4 rw_enter+0x348 sys/kern/kern_rwlock.c:285 #5 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 #6 uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 #7 uvm_fault+0x112 sys/uvm/uvm_fault.c:600 #8 uvm_fault_wire+0x73 sys/uvm/uvm_fault.c:1602 #9 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:186 #10 kern_sysctl+0x1b3 sys/kern/kern_sysctl.c:498 #11 sys_sysctl+0x422 #12 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #12 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff8345d770) #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 (0xffffffff835c7478) #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 91150 (syz-executor) thread 0xffff80002a0b6a60 (120411) exclusive rwlock amaplk r = 0 (0xfffffd80495d4948) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 uvm_map_protect+0xaf2 uvm_map_lock_entry sys/uvm/uvm_map.c:464 [inline] #1 uvm_map_protect+0xaf2 sys/uvm/uvm_map.c:3185 #2 sys_mprotect+0x34c sys/uvm/uvm_mmap.c:585 #3 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #3 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #4 Xsyscall+0x128 exclusive rwlock vmmaplk r = 0 (0xfffffd8061e782c0) #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 21125 (syz-executor) thread 0xffff800036bbacd0 (241559) exclusive rrwlock inode r = 0 (0xfffffd805041da28) #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 vget+0x2bd sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x192 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ufs_lookup+0x19f8 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #11 namei+0x7aa sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8055d9e928) #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 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #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{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10225 14125K 14131K 166960K 13801 0 pcb 17 24K 28K 166960K 27 0 rtable 246 7K 7K 166960K 30073 0 pf 31 16K 16K 166960K 1704 0 ifaddr 42 15K 19K 166960K 3378 0 ifgroup 50 2K 2K 166960K 3387 0 sysctl 4 1K 5K 166960K 114 0 counters 64 36K 36K 166960K 1728 0 ioctlops 0 0K 2K 166960K 2340 0 iov 0 0K 40K 166960K 5440 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1483 93K 93K 166960K 22853 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 13K 166960K 1123 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 2904 0 dirhash 24 4K 5K 166960K 1404 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 28 105K 169K 166960K 61848 0 sigio 0 0K 0K 166960K 2533 0 proc 58 79K 176K 166960K 29756 0 subproc 117 7K 13K 166960K 12272 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 2 0K 0K 166960K 14269 0 in_multi 100 7K 8K 166960K 11826 0 ether_multi 1 0K 0K 166960K 429 0 mrt 1 0K 0K 166960K 19 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 289 1288K 1288K 166960K 289 0 exec 0 0K 1K 166960K 22139 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 311 85K 147K 166960K 542281 0 UVM aobj 131 5K 7K 166960K 146 0 pinsyscall 50 100K 138K 166960K 87867 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 4802 0 NDP 11 0K 2K 166960K 2517 0 temp 81 6825K 6952K 166960K 472607 0 kqueue 14 22K 37K 166960K 10960 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> 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 10933 0 10929 80 76 4 4 0 8 3 rtentry 112 9834 0 9718 13 9 4 4 0 8 0 unpcb 144 64773 0 64754 253 251 2 10 0 8 1 syncache 336 1268 0 1266 33 32 1 1 0 8 0 tcpqe 32 517 0 517 58 57 1 1 0 8 1 tcpcb 808 42948 0 42870 384 366 18 24 0 8 6 arp 120 1709 0 1690 1 0 1 1 0 8 0 ipq 40 356 0 353 5 4 1 1 0 8 0 ipqe 40 5612 0 5608 7 6 1 2 0 8 0 inpcb 336 96223 0 96138 449 431 18 24 0 8 6 ip6q 72 12 0 12 10 10 0 1 0 8 0 ip6af 40 24 0 24 10 10 0 1 0 8 0 nd6 136 3076 0 3047 16 14 2 2 0 8 0 kcovpl 48 944 0 935 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 39673 0 39201 202 172 30 33 0 8 0 art_table 32 39674 0 39201 12 8 4 5 0 8 0 art_node 16 9833 0 9727 1 0 1 1 0 8 0 sysvmsgpl 40 9 0 7 1 0 1 1 0 8 0 semapl 112 2882 0 2872 1 0 1 1 0 8 0 shmpl 112 143 0 15 4 0 4 4 0 8 0 dirhash 1024 960 0 927 24 19 5 5 0 8 0 dino2pl 256 81196 0 76476 296 0 296 296 0 8 0 ffsino 272 81196 0 76476 319 3 316 316 0 8 0 nchpl 144 151179 0 147971 121 1 120 120 0 8 0 uvmvnodes 80 11481 0 0 235 0 235 235 0 8 0 vnodes 216 11481 0 0 638 0 638 638 0 8 0 namei 1024 642982 0 642982 44 42 2 2 0 8 2 percpumem 16 878 0 832 1 0 1 1 0 8 0 kstatmem 264 1686 0 1664 2 0 2 2 0 8 0 scxspl 216 587655 0 587655 136 134 2 8 1 8 2 plimitpl 152 20801 0 20776 2 0 2 2 0 8 0 sigapl 424 60940 0 60881 16 8 8 9 0 8 0 futexpl 64 754170 0 754159 28 27 1 1 0 8 0 knotepl 120 2661 0 0 32 0 32 32 0 8 0 kqueuepl 216 22624 0 22614 202 201 1 8 0 8 0 pipepl 320 12491 0 12460 144 140 4 10 0 8 1 fdescpl 496 60921 0 60881 18 12 6 8 0 8 0 filepl 152 454328 0 454050 273 257 16 23 0 8 2 lockfpl 104 19057 0 19051 13 12 1 2 0 8 0 lockfspl 48 5270 0 5266 1 0 1 1 0 8 0 sessionpl 144 1541 0 1524 1 0 1 1 0 8 0 pgrppl 48 3871 0 3846 1 0 1 1 0 8 0 ucredpl 104 84561 0 84542 1 0 1 1 0 8 0 zombiepl 144 60882 0 60881 1 0 1 1 0 8 0 processpl 1160 60940 0 60881 10 5 5 6 0 8 0 procpl 648 146080 0 146003 14 6 8 8 0 8 0 srpgc 96 52 0 52 24 24 0 1 0 8 0 sosppl 168 958 0 951 11 10 1 1 0 8 0 sockpl 664 173239 0 173127 594 573 21 30 0 8 4 mcl64k 65536 59 0 0 3 0 3 3 0 8 0 mcl16k 16384 31 0 0 4 2 2 4 0 8 0 mcl12k 12288 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 33 0 0 5 2 3 3 0 8 0 mcl4k 4096 6 0 0 1 0 1 1 0 8 0 mcl2k2 2112 14 0 0 1 0 1 1 0 8 0 mcl2k 2048 1059 0 0 36 10 26 29 0 8 0 mtagpl 96 13 0 0 1 0 1 1 0 8 0 mbufpl 256 8426 0 0 478 0 478 478 0 8 0 bufpl 280 107489 0 96008 821 0 821 821 0 8 0 anonpl 24 7504468 0 7484605 617 448 169 182 0 185 7 amapchunkpl 152 1750449 0 1749459 445 395 50 54 0 158 8 amappl16 200 178825 0 178118 520 461 59 65 0 8 8 amappl15 192 20 0 20 13 13 0 1 0 8 0 amappl14 184 3226 0 3214 1 0 1 1 0 8 0 amappl13 176 49 0 49 29 29 0 1 0 8 0 amappl12 168 75503 0 75461 3 0 3 3 0 8 0 amappl11 160 53 0 42 1 0 1 1 0 8 0 amappl10 152 16 0 15 4 3 1 1 0 8 0 amappl9 144 156 0 155 2 1 1 1 0 8 0 amappl8 136 20 0 18 1 0 1 1 0 8 0 amappl7 128 2634 0 2622 1 0 1 1 0 8 0 amappl6 120 8461 0 8457 1 0 1 1 0 8 0 amappl5 112 4148 0 4138 1 0 1 1 0 8 0 amappl4 104 5649 0 5632 1 0 1 1 0 8 0 amappl3 96 365565 0 365417 11 6 5 5 0 8 0 amappl2 88 20513 0 20445 9 6 3 3 0 8 0 amappl1 80 418427 0 417857 47 31 16 23 0 8 0 amappl 88 527621 0 527368 8 1 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 72 145 0 15 3 0 3 3 0 8 0 uaddrrnd 24 60921 0 60881 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 60921 0 60881 1 0 1 1 0 8 0 vmmpekpl 168 575388 0 575338 5 1 4 5 0 8 0 vmmpepl 168 4030796 0 4027931 662 508 154 178 0 357 3 vmsppl 440 60920 0 60881 16 10 6 7 0 8 0 rwobjpl 56 1045505 0 1032236 256 62 194 194 0 8 3 pdppl 4096 121849 0 121762 1903 1814 89 121 0 8 2 pvpl 32 44850 0 0 358 0 358 358 0 265 0 pmappl 248 60920 0 60881 7 4 3 4 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 4185 0 2895 37 0 37 37 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff834ccff0) 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_release_all(ffffffff835be370) at __mp_release_all+0xd8 sys/kern/kern_lock.c:194 msleep(ffff8000ffff0a88,ffff8000ffff0a30,20,ffffffff830bad0b,0) at msleep+0x1ed single_thread_set(ffff800036bbbc00,3) at single_thread_set+0x41e single_thread_wait sys/kern/kern_sig.c:2175 [inline] single_thread_set(ffff800036bbbc00,3) at single_thread_set+0x41e sys/kern/kern_sig.c:2158 exit1(ffff800036bbbc00,b,0,1) at exit1+0xaa sys/kern/kern_exit.c:133 sys_exit(ffff800036bbbc00,ffff800036ba6d80,ffff800036ba6cd0) at sys_exit+0x1a syscall(ffff800036ba6d80) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800036ba6d80) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7158163576f0, count: 5 ddb{0}> trace x86_ipi_db(ffffffff834ccff0) 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_release_all(ffffffff835be370) at __mp_release_all+0xd8 sys/kern/kern_lock.c:194 msleep(ffff8000ffff0a88,ffff8000ffff0a30,20,ffffffff830bad0b,0) at msleep+0x1ed single_thread_set(ffff800036bbbc00,3) at single_thread_set+0x41e single_thread_wait sys/kern/kern_sig.c:2175 [inline] single_thread_set(ffff800036bbbc00,3) at single_thread_set+0x41e sys/kern/kern_sig.c:2158 exit1(ffff800036bbbc00,b,0,1) at exit1+0xaa sys/kern/kern_exit.c:133 sys_exit(ffff800036bbbc00,ffff800036ba6d80,ffff800036ba6cd0) at sys_exit+0x1a syscall(ffff800036ba6d80) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800036ba6d80) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7158163576f0, count: -10 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:437 panic(ffffffff83072b77) at panic+0x1e5 sys/kern/subr_prf.c:198 witness_checkorder(fffffd8061e782c0,1,0) at witness_checkorder+0x1113 sys/kern/subr_witness.c:843 rw_enter(fffffd8061e782b0,2) at rw_enter+0x122 uvmfault_lookup(ffff80002a402220,0) at uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 uvm_fault_check(ffff80002a402220,ffff80002a402258,ffff80002a402280) at uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 uvm_fault(fffffd8061e781d0,20000000,0,2) at uvm_fault+0x112 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff80002a4023c0,20000100) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff80002a4023c0) at kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x62 kern_sysctl(ffff80002a402744,5,20000100,ffff80002a402778,0,37,f89e1c8a25467208) at kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 sys_sysctl(ffff800036bbb978,ffff80002a4028b0,ffff80002a402800) at sys_sysctl+0x422 syscall(ffff80002a4028b0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a4028b0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 end trace frame: 0xffff80002a402930, count: 0 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff83072b77) at panic+0x1e5 sys/kern/subr_prf.c:198 witness_checkorder(fffffd8061e782c0,1,0) at witness_checkorder+0x1113 sys/kern/subr_witness.c:843 rw_enter(fffffd8061e782b0,2) at rw_enter+0x122 uvmfault_lookup(ffff80002a402220,0) at uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 uvm_fault_check(ffff80002a402220,ffff80002a402258,ffff80002a402280) at uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 uvm_fault(fffffd8061e781d0,20000000,0,2) at uvm_fault+0x112 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff80002a4023c0,20000100) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff80002a4023c0) at kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x62 kern_sysctl(ffff80002a402744,5,20000100,ffff80002a402778,0,37,f89e1c8a25467208) at kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 sys_sysctl(ffff800036bbb978,ffff80002a4028b0,ffff80002a402800) at sys_sysctl+0x422 syscall(ffff80002a4028b0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a4028b0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5fc7e2a5f20, count: -15