panic: uvm_fault_unwire_locked: address not in map Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 90860 13298 32767 0x10 0x4000000 0K syz-executor.5 184146 76405 32767 0x10 0x4000000 1 syz-executor.3 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82861a44) at panic+0x17b sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd8066bfd938,20000000,20011000) at uvm_fault_unwire_locked+0x321 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd8066bfd938,20000000,20011000) at uvm_fault_unwire+0x43 sys/uvm/uvm_fault.c:1623 sys_sysctl(ffff800021289d40,ffff8000246e9790,ffff8000246e97e0) at sys_sysctl+0x239 sys/kern/kern_sysctl.c:259 syscall(ffff8000246e9860) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff8000246e9860) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6d3ef205e60, count: 8 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: uvm_fault_unwire_locked: address not in map ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82861a44) at panic+0x17b sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd8066bfd938,20000000,20011000) at uvm_fault_unwire_locked+0x321 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd8066bfd938,20000000,20011000) at uvm_fault_unwire+0x43 sys/uvm/uvm_fault.c:1623 sys_sysctl(ffff800021289d40,ffff8000246e9790,ffff8000246e97e0) at sys_sysctl+0x239 sys/kern/kern_sysctl.c:259 syscall(ffff8000246e9860) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff8000246e9860) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6d3ef205e60, count: -7 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff8000246e9560 rbx 0xffffffff82c43ba7 cpu_info_full_primary+0x2ba7 rdx 0 rcx 0xffff800021289d40 rax 0xffffffff82c42ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x6fbde175de465bde r11 0xda82ffaf95e341ea r12 0xffffffff82c439a8 cpu_info_full_primary+0x29a8 r13 0 r14 0 r15 0x1 rip 0xffffffff81a670dc db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff8000246e9550 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.5) tid=90860 pid=13298 tcnt=4 stat=onproc flags process=10 proc=4000000 runpri=17, usrpri=75, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff800021288aa8,0xffff80002125f818 process=0xffff8000212a0018 user=0xffff8000246e4000, vmspace=0xfffffd8066bfd938 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 51416 440287 58149 32767 2 0x10 syz-executor.2 13298 361411 31377 32767 3 0x90 nanoslp syz-executor.5 13298 398158 31377 32767 3 0x4000090 fsleep syz-executor.5 *13298 90860 31377 32767 7 0x4000010 syz-executor.5 13298 264410 31377 32767 3 0x4000090 fsleep syz-executor.5 76405 120774 42 32767 2 0x490 syz-executor.3 76405 58284 42 32767 3 0x4000090 netcon syz-executor.3 76405 307107 42 32767 3 0x4000090 fsleep syz-executor.3 76405 184146 42 32767 7 0x4000010 syz-executor.3 74409 493951 9417 32767 2 0x490 syz-executor.6 9417 400904 53687 0 3 0x82 wait syz-executor.6 42 88579 24526 32767 2 0x490 syz-executor.3 24526 522331 53687 0 3 0x82 wait syz-executor.3 31377 272204 64132 32767 2 0x490 syz-executor.5 64132 273657 53687 0 3 0x82 wait syz-executor.5 59571 140309 81414 32767 2 0x490 syz-executor.1 81414 423555 53687 0 3 0x82 wait syz-executor.1 92330 480162 88252 32767 2 0x10 syz-executor.4 88252 224884 53687 0 3 0x82 wait syz-executor.4 58149 233849 60217 32767 3 0x90 nanoslp syz-executor.2 60217 406852 53687 0 3 0x82 wait syz-executor.2 77195 343584 12476 32767 2 0x10 syz-executor.0 12476 173140 53687 0 3 0x82 wait syz-executor.0 16251 131280 0 0 3 0x14200 bored sosplice 53687 418057 97560 0 3 0x2000082 thrsleep syz-fuzzer 53687 89502 97560 0 3 0x6000082 thrsleep syz-fuzzer 53687 6348 97560 0 3 0x6000082 wait syz-fuzzer 53687 92805 97560 0 3 0x6000082 wait syz-fuzzer 53687 192282 97560 0 3 0x6000082 thrsleep syz-fuzzer 53687 370372 97560 0 3 0x6000082 thrsleep syz-fuzzer 53687 19102 97560 0 3 0x6000082 kqread syz-fuzzer 53687 470596 97560 0 3 0x6000082 wait syz-fuzzer 53687 290356 97560 0 3 0x6000082 thrsleep syz-fuzzer 53687 382973 97560 0 3 0x6000082 wait syz-fuzzer 53687 121810 97560 0 3 0x6000082 thrsleep syz-fuzzer 53687 278545 97560 0 3 0x6000082 wait syz-fuzzer 53687 349950 97560 0 3 0x6000082 wait syz-fuzzer 53687 152302 97560 0 3 0x6000082 thrsleep syz-fuzzer 53687 16366 97560 0 3 0x6000082 thrsleep syz-fuzzer 53687 147711 97560 0 3 0x6000082 wait syz-fuzzer 97560 445932 97600 0 3 0x10008a sigsusp ksh 97600 175832 92387 0 3 0x9a kqread sshd 29958 85377 1 0 3 0x100083 ttyin getty 92387 160329 1 0 3 0x88 kqread sshd 33236 423710 88481 73 3 0x1100090 kqread syslogd 88481 341404 1 0 3 0x100082 netio syslogd 40552 214133 1 0 3 0x100080 kqread resolvd 88569 388499 27410 77 3 0x100092 kqread dhcpleased 83280 207101 27410 77 3 0x100092 kqread dhcpleased 27410 321748 1 0 3 0x80 kqread dhcpleased 47834 149686 0 0 3 0x14200 bored smr 70278 508154 0 0 2 0x14200 zerothread 16843 233162 0 0 3 0x14200 aiodoned aiodoned 57858 264660 0 0 3 0x14200 syncer update 876 44114 0 0 3 0x14200 cleaner cleaner 36381 112666 0 0 3 0x14200 reaper reaper 40930 177044 0 0 3 0x14200 pgdaemon pagedaemon 55946 199984 0 0 3 0x14200 bored viomb 26230 159964 0 0 3 0x40014200 acpi0 acpi0 54522 232399 0 0 3 0x40014200 idle1 85349 67823 0 0 3 0x14200 bored softnet3 32169 511121 0 0 3 0x14200 bored softnet2 33704 496237 0 0 3 0x14200 bored softnet1 93240 324786 0 0 2 0x14200 softnet0 39853 4374 0 0 3 0x14200 bored systqmp 22737 370906 0 0 3 0x14200 bored systq 24415 377989 0 0 3 0x14200 tmoslp softclockmp 67514 80416 0 0 2 0x40014200 softclock 24218 149672 0 0 3 0x40014200 idle0 1 505933 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 13298 (syz-executor.5) thread 0xffff800021289d40 (90860) shared rwlock vmmaplk r = 0 (0xfffffd8066bfda30) #0 witness_lock+0x447 #1 uvm_fault_unwire+0x35 sys/uvm/uvm_fault.c:1622 #2 sys_sysctl+0x239 sys/kern/kern_sysctl.c:259 #3 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #3 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #4 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82c9dbd0) #0 witness_lock+0x447 #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x46d sys/kern/sched_bsd.c:470 #3 sleep_finish+0x19b sys/kern/kern_synch.c:414 #4 getblk+0x14c sys/kern/vfs_bio.c:1038 #5 bread+0x3e bio_doread sys/kern/vfs_bio.c:433 [inline] #5 bread+0x3e sys/kern/vfs_bio.c:478 #6 ffs_update+0x14f sys/ufs/ffs/ffs_inode.c:91 #7 ufs_inactive+0x263 sys/ufs/ufs/ufs_inode.c:110 #8 VOP_INACTIVE+0xc5 sys/kern/vfs_vops.c:489 #9 vrele+0xd3 sys/kern/vfs_subr.c:827 #10 vfs_getcwd_scandir+0x3e7 sys/kern/vfs_getcwd.c:200 #11 vfs_getcwd_common+0x271 sys/kern/vfs_getcwd.c:353 #12 sysctl_proc_cwd+0x1f6 sys/kern/kern_sysctl.c:2101 #13 kern_sysctl+0x10b sys/kern/kern_sysctl.c:457 #14 sys_sysctl+0x219 sys/kern/kern_sysctl.c:254 #15 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #15 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #16 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff82bf8140) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 sys_sysctl+0x1c3 sys/kern/kern_sysctl.c:238 #3 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #3 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #4 Xsyscall+0x128 Process 92330 (syz-executor.4) thread 0xffff8000211dad60 (480162) exclusive rrwlock inode r = 0 (0xfffffd807806c4d8) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vget+0x200 sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1314 #8 ufs_lookup+0x13ba sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 #11 namei+0x55a sys/kern/vfs_lookup.c:250 #12 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1847 #13 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #13 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd805b3f1d60) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1847 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #9 Xsyscall+0x128 Process 77195 (syz-executor.0) thread 0xffff80002125eac0 (343584) exclusive rrwlock inode r = 0 (0xfffffd807a6611b8) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x46 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1343 #6 ffs_inode_alloc+0x1c2 sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf8 sys/ufs/ufs/ufs_vnops.c:1149 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3073 #10 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #10 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807a661818) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3058 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10213 6410K 6421K 78643K 11421 0 pcb 13 16K 20K 78643K 19 0 rtable 224 6K 7K 78643K 2151 0 pf 27 8K 8K 78643K 113 0 ifaddr 40 15K 16K 78643K 218 0 ifgroup 46 2K 2K 78643K 218 0 sysctl 3 0K 1K 78643K 6 0 counters 58 35K 35K 78643K 144 0 ioctlops 0 0K 2K 78643K 398 0 iov 0 0K 20K 78643K 2021 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1279 80K 80K 78643K 11016 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 274 0 VM map 2 1K 1K 78643K 2 0 sem 12 1K 1K 78643K 337 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 19 69K 121K 78643K 17297 0 sigio 0 0K 0K 78643K 232 0 proc 56 78K 115K 78643K 2551 0 subproc 91 5K 6K 78643K 650 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 2009 0 in_multi 88 6K 7K 78643K 741 0 ether_multi 1 0K 0K 78643K 43 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 217 970K 970K 78643K 217 0 exec 0 0K 1K 78643K 2579 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 8 62K 64K 78643K 10 0 UVM amap 430 85K 109K 78643K 169981 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 407 0 NDP 10 0K 2K 78643K 153 0 temp 70 5923K 6051K 78643K 46884 0 kqueue 12 18K 28K 78643K 1443 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> 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 120 772 0 769 10 9 1 3 0 8 0 rtentry 112 604 0 499 4 0 4 4 0 8 0 unpcb 144 12252 0 12237 170 169 1 11 0 8 0 syncache 312 259 0 259 42 41 1 1 0 8 1 sackhl 24 1 0 1 1 1 0 1 0 8 0 tcpqe 32 590 0 590 38 37 1 3 0 8 1 tcpcb 808 13521 0 13491 337 326 11 25 0 8 6 arp 120 107 0 90 1 0 1 1 0 8 0 ipq 40 90 0 89 11 10 1 1 0 8 0 ipqe 40 399 0 398 11 10 1 1 0 8 0 inpcb 368 20471 0 20429 353 341 12 27 0 8 6 nd6 136 176 0 150 2 0 2 2 0 8 0 kcovpl 48 50 0 43 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 2409 0 1985 31 1 30 30 0 8 0 art_table 32 2410 0 1985 4 0 4 4 0 8 0 art_node 16 603 0 507 1 0 1 1 0 8 0 sysvmsgpl 40 1 0 1 1 1 0 1 0 8 0 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 112 334 0 324 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 29946 0 28471 93 0 93 93 0 8 0 ffsino 272 29946 0 28471 99 0 99 99 0 8 0 nchpl 144 52220 0 50584 63 0 63 63 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 189964 0 189963 12 11 1 2 0 8 0 percpumem 16 85 0 43 1 0 1 1 0 8 0 kstatmem 264 106 0 86 2 0 2 2 0 8 0 scxspl 216 152048 0 152048 60 59 1 8 1 8 1 plimitpl 152 2751 0 2730 25 24 1 2 0 8 0 sigapl 424 17516 0 17465 8 1 7 7 0 8 0 futexpl 64 143430 0 143427 7 6 1 1 0 8 0 knotepl 120 1382 0 0 17 1 16 17 0 8 0 kqueuepl 216 3570 0 3561 83 82 1 7 0 8 0 pipepl 320 4149 0 4124 104 101 3 9 0 8 0 fdescpl 496 17497 0 17467 7 2 5 6 0 8 0 filepl 152 140192 0 139970 315 302 13 21 0 8 3 lockfpl 104 2613 0 2610 3 2 1 2 0 8 0 lockfspl 48 650 0 647 1 0 1 1 0 8 0 sessionpl 144 65 0 50 1 0 1 1 0 8 0 pgrppl 48 374 0 359 1 0 1 1 0 8 0 ucredpl 104 47421 0 47404 1 0 1 1 0 8 0 zombiepl 144 17467 0 17465 1 0 1 1 0 8 0 processpl 1072 17516 0 17465 5 1 4 5 0 8 0 procpl 680 48023 0 47951 60 52 8 8 0 8 1 srpgc 96 4 0 4 2 1 1 1 0 8 1 sosppl 168 237 0 236 28 27 1 1 0 8 0 sockpl 488 34087 0 34031 824 808 16 42 0 8 6 mcl64k 65536 33 0 0 5 2 3 3 0 8 0 mcl16k 16384 17 0 0 3 0 3 3 0 8 0 mcl12k 12288 33 0 0 3 1 2 2 0 8 0 mcl9k 9216 22 0 0 2 0 2 2 0 8 0 mcl8k 8192 34 0 0 3 0 3 3 0 8 0 mcl4k 4096 65 0 0 3 0 3 3 0 8 0 mcl2k2 2112 14 0 0 1 0 1 1 0 8 0 mcl2k 2048 606 0 0 46 33 13 46 0 8 0 mtagpl 96 7 0 0 1 0 1 1 0 8 0 mbufpl 256 2063 0 0 63 1 62 62 0 8 0 bufpl 288 33991 0 27670 452 0 452 452 0 8 0 anonpl 24 1794306 0 1783836 251 159 92 104 0 186 0 amapchunkpl 152 541868 0 541085 217 180 37 49 0 158 0 amappl16 200 38139 0 37763 232 207 25 36 0 8 5 amappl15 192 12 0 12 1 1 0 1 0 8 0 amappl14 184 292 0 279 2 1 1 2 0 8 0 amappl13 176 35 0 35 9 9 0 1 0 8 0 amappl12 168 18826 0 18789 3 0 3 3 0 8 0 amappl11 160 59 0 48 1 0 1 1 0 8 0 amappl10 152 144 0 128 1 0 1 1 0 8 0 amappl9 144 307 0 307 39 38 1 1 0 8 1 amappl8 136 949 0 759 8 1 7 7 0 8 0 amappl7 128 357 0 332 2 0 2 2 0 8 0 amappl6 120 1085 0 1063 1 0 1 1 0 8 0 amappl5 112 452 0 444 1 0 1 1 0 8 0 amappl4 104 1005 0 972 3 2 1 2 0 8 0 amappl3 96 104595 0 104512 15 12 3 4 0 8 0 amappl2 88 18928 0 18845 13 10 3 3 0 8 1 amappl1 80 71094 0 70583 22 9 13 22 0 8 0 amappl 88 168519 0 168285 7 0 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 72 130 0 0 3 0 3 3 0 8 0 uaddrrnd 24 17498 0 17468 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 17498 0 17468 1 0 1 1 0 8 0 vmmpekpl 168 136557 0 136498 4 0 4 4 0 8 0 vmmpepl 168 1033581 0 1031197 408 272 136 141 0 357 13 vmsppl 464 17497 0 17468 7 2 5 6 0 8 0 rwobjpl 56 256251 0 248693 122 12 110 111 0 8 0 pdppl 4096 35004 0 34936 876 798 78 94 0 8 10 pvpl 32 5174305 0 5157825 722 551 171 363 0 265 2 pmappl 248 17497 0 17468 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 2485 0 1608 27 0 27 27 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82861a44) at panic+0x17b sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd8066bfd938,20000000,20011000) at uvm_fault_unwire_locked+0x321 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd8066bfd938,20000000,20011000) at uvm_fault_unwire+0x43 sys/uvm/uvm_fault.c:1623 sys_sysctl(ffff800021289d40,ffff8000246e9790,ffff8000246e97e0) at sys_sysctl+0x239 sys/kern/kern_sysctl.c:259 syscall(ffff8000246e9860) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff8000246e9860) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6d3ef205e60, count: -7 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffff800020d48ff0) at x86_ipi_db+0x1e 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+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x29 kd_curproc sys/dev/kcov.c:589 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x29 sys/dev/kcov.c:158 uvmfault_lookup(ffff80002c9d1200,0) at uvmfault_lookup+0x180 sys/uvm/uvm_fault.c:1787 uvm_fault_check(ffff80002c9d1200,ffff80002c9d1238,ffff80002c9d1260) at uvm_fault_check+0x3e sys/uvm/uvm_fault.c:672 uvm_fault(fffffd8069e13b00,2e0000,0,2) at uvm_fault+0xf2 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff80002c9d13a0,2e0900) at kpageflttrap+0x252 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff80002c9d13a0) at kerntrap+0xf3 sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x57 syscall(ffff80002c9d17f0) at syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002c9d17f0) at syscall+0x606 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5c771ad1530, count: 2 ddb{1}> trace x86_ipi_db(ffff800020d48ff0) at x86_ipi_db+0x1e 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+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x29 kd_curproc sys/dev/kcov.c:589 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x29 sys/dev/kcov.c:158 uvmfault_lookup(ffff80002c9d1200,0) at uvmfault_lookup+0x180 sys/uvm/uvm_fault.c:1787 uvm_fault_check(ffff80002c9d1200,ffff80002c9d1238,ffff80002c9d1260) at uvm_fault_check+0x3e sys/uvm/uvm_fault.c:672 uvm_fault(fffffd8069e13b00,2e0000,0,2) at uvm_fault+0xf2 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff80002c9d13a0,2e0900) at kpageflttrap+0x252 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff80002c9d13a0) at kerntrap+0xf3 sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x57 syscall(ffff80002c9d17f0) at syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002c9d17f0) at syscall+0x606 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5c771ad1530, count: -13