panic: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_fault.c", line 1741 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *243070 29972 0 0 0x4000000 1K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8344397e) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833ece19,ffffffff83383264,6cd,ffffffff8333d832) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bea43a8,400000000000,400000011000) at uvm_fault_unwire_locked+0x4b4 uvm_fault_unwire(fffffd806bea43a8,400000000000,400000011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1704 kern_sysctl_dirs(49,ffff80003c5695e8,4,400000000100,ffff80003c569618,0,89195f8014b97a0b,4) at kern_sysctl_dirs+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] kern_sysctl_dirs(49,ffff80003c5695e8,4,400000000100,ffff80003c569618,0,89195f8014b97a0b,4) at kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 kern_sysctl(ffff80003c5695e4,5,400000000100,ffff80003c569618,0,37,dd3fefdfc3782ea4) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 sys_sysctl(ffff80003c520550,ffff80003c569750,ffff80003c5696a0) at sys_sysctl+0x425 syscall(ffff80003c569750) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c569750) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x160f850430, count: 5 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: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_fault.c", line 1741 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8344397e) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833ece19,ffffffff83383264,6cd,ffffffff8333d832) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bea43a8,400000000000,400000011000) at uvm_fault_unwire_locked+0x4b4 uvm_fault_unwire(fffffd806bea43a8,400000000000,400000011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1704 kern_sysctl_dirs(49,ffff80003c5695e8,4,400000000100,ffff80003c569618,0,89195f8014b97a0b,4) at kern_sysctl_dirs+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] kern_sysctl_dirs(49,ffff80003c5695e8,4,400000000100,ffff80003c569618,0,89195f8014b97a0b,4) at kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 kern_sysctl(ffff80003c5695e4,5,400000000100,ffff80003c569618,0,37,dd3fefdfc3782ea4) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 sys_sysctl(ffff80003c520550,ffff80003c569750,ffff80003c5696a0) at sys_sysctl+0x425 syscall(ffff80003c569750) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c569750) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x160f850430, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c5691c0 rbx 0xffff800029aacdc7 rdx 0 rcx 0xffff80003c520550 rax 0xffff800029aabff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x4871de8f92177a54 r11 0xc407bda2dee1ea2a r12 0xffff800029aacbc8 r13 0 r14 0 r15 0x1 rip 0xffffffff8320fcc5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c5691b0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=243070 pid=29972 tcnt=3 stat=onproc flags process=0 proc=4000000 runpri=50, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c5214b0,0xffff80003c5207f0 process=0xffff80003c57dbb8 user=0xffff80003c564000, vmspace=0xfffffd806bea43a8 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 29972 314812 73986 0 3 0x80 fsleep syz-executor *29972 243070 73986 0 7 0x4000000 syz-executor 29972 422779 73986 0 3 0x4000080 fsleep syz-executor 33635 514680 85621 0 3 0x80 fsleep syz-executor 33635 504594 85621 0 3 0x4000080 sbwait syz-executor 5233 304148 68988 0 3 0x80 fsleep syz-executor 5233 481250 68988 0 3 0x4000080 msgwait syz-executor 6750 164354 13129 0 3 0x80 fsleep syz-executor 6750 30454 13129 0 3 0x4000080 kqread syz-executor 6750 264490 13129 0 3 0x4000080 fsleep syz-executor 77919 462982 11151 0 3 0x80 fsleep syz-executor 77919 299981 11151 0 3 0x4000080 sbwait syz-executor 69136 384994 73104 0 3 0x80 fsleep syz-executor 69136 117461 73104 0 3 0x4000080 ttyout syz-executor 98588 477891 0 0 3 0x14280 nfsidl nfsio 97345 157432 0 0 3 0x14280 nfsidl nfsio 89648 499087 0 0 3 0x14280 nfsidl nfsio 11709 271662 0 0 3 0x14280 nfsidl nfsio 64352 83757 0 0 3 0x14280 nfsidl nfsio 74067 342481 0 0 3 0x14280 nfsidl nfsio 67762 303644 0 0 3 0x14280 nfsidl nfsio 41434 347314 0 0 3 0x14280 nfsidl nfsio 26926 192669 0 0 3 0x14280 nfsidl nfsio 36408 456989 0 0 3 0x14280 nfsidl nfsio 79650 417409 0 0 3 0x14280 nfsidl nfsio 75578 34512 0 0 3 0x14280 nfsidl nfsio 24906 320498 0 0 3 0x14280 nfsidl nfsio 59737 242045 0 0 3 0x14280 nfsidl nfsio 40521 253457 0 0 3 0x14280 nfsidl nfsio 29833 72859 0 0 3 0x14280 nfsidl nfsio 302 129242 0 0 3 0x14280 nfsidl nfsio 69184 185694 0 0 3 0x14280 nfsidl nfsio 96551 477775 0 0 3 0x14280 nfsidl nfsio 53351 281366 0 0 3 0x14280 nfsidl nfsio 86520 156813 0 0 3 0x14200 bored sosplice 60361 211015 29784 0 3 0x100082 sbwait arp 29784 40060 76134 0 3 0x10008a sigsusp sh 10726 192601 85121 0 3 0x82 wait syz-executor 73986 341923 85121 0 3 0x82 nanoslp syz-executor 85621 227496 85121 0 3 0x82 nanoslp syz-executor 73104 279346 85121 0 3 0x82 nanoslp syz-executor 68988 313134 85121 0 3 0x82 nanoslp syz-executor 13129 255318 85121 0 3 0x82 nanoslp syz-executor 76134 448146 85121 0 3 0x82 wait syz-executor 11151 387609 85121 0 3 0x82 nanoslp syz-executor 85121 216037 97890 0 3 0x82 kqread syz-executor 97890 6638 13819 0 3 0x10008a sigsusp ksh 13819 346965 52246 0 3 0x98 kqread sshd-session 52246 348975 80135 0 3 0x92 kqread sshd-session 37746 459828 1 0 3 0x100083 ttyin getty 80135 217724 1 0 3 0x88 kqread sshd 64064 136066 14602 74 3 0x1100092 bpf pflogd 14602 322341 1 0 3 0x80 sbwait pflogd 32313 386508 42795 73 3 0x1100090 kqread syslogd 42795 221907 1 0 3 0x100082 sbwait syslogd 63907 87957 1 0 3 0x100080 kqread resolvd 37248 426664 96849 77 3 0x100092 kqread dhcpleased 51657 173321 96849 77 3 0x100092 kqread dhcpleased 96849 352879 1 0 3 0x80 kqread dhcpleased 82537 302846 0 0 3 0x14200 bored smr 66649 324759 0 0 3 0x14200 pgzero zerothread 40682 224009 0 0 3 0x14200 aiodoned aiodoned 58992 171665 0 0 3 0x14200 syncer update 6499 410649 0 0 3 0x14200 cleaner cleaner 30291 366810 0 0 3 0x14200 reaper reaper 76167 116151 0 0 3 0x14200 pgdaemon pagedaemon 63543 61930 0 0 3 0x14200 bored viomb 78 208445 0 0 3 0x40014200 acpi0 acpi0 31313 342664 0 0 3 0x40014200 idle1 53489 179272 0 0 3 0x14200 bored softnet3 18 43438 0 0 3 0x14200 bored softnet2 53614 64706 0 0 3 0x14200 bored softnet1 98002 94759 0 0 3 0x14200 bored softnet0 36170 320722 0 0 3 0x14200 bored systqmp 3398 405011 0 0 3 0x14200 bored systq 26596 167058 0 0 3 0x14200 tmoslp softclockmp 14452 284954 0 0 3 0x40014200 tmoslp softclock 44464 108675 0 0 7 0x40014200 idle0 1 512567 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks Process 29972 (syz-executor) thread 0xffff80003c520550 (243070) exclusive rwlock amaplk r = 0 (0xfffffd805edd3660) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 uvm_map_lock_entry+0x51 sys/uvm/uvm_map.c:464 #3 uvm_fault_unwire_locked+0x253 sys/uvm/uvm_fault.c:1760 #4 uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1704 #5 kern_sysctl_dirs+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] #5 kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 #6 kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 #7 sys_sysctl+0x425 #8 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 shared rwlock vmmaplk r = 0 (0xfffffd806bea44a8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_read+0x3af sys/kern/kern_rwlock.c:405 #2 uvm_fault_unwire+0x3e sys/uvm/uvm_fault.c:1703 #3 kern_sysctl_dirs+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] #3 kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 #4 kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 #5 sys_sysctl+0x425 #6 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83970498) #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+0x4b7 sys/kern/sched_bsd.c:441 #3 yield+0x6a sys/kern/sched_bsd.c:320 #4 pool_get+0x265 sys/kern/subr_pool.c:593 #5 _rw_obj_alloc_flags+0x4d sys/kern/kern_rwlock.c:708 #6 amap_alloc+0xd4 #7 amap_copy+0x812 sys/uvm/uvm_amap.c:585 #8 uvm_fault_check+0xa20 uvmfault_amapcopy sys/uvm/uvm_fault.c:249 [inline] #8 uvm_fault_check+0xa20 sys/uvm/uvm_fault.c:774 #9 uvm_fault+0x106 sys/uvm/uvm_fault.c:668 #10 uvm_fault_wire+0x73 sys/uvm/uvm_fault.c:1683 #11 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 #12 kern_sysctl_dirs+0x266 sys/kern/kern_sysctl.c:428 #13 kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 #14 sys_sysctl+0x425 #15 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #15 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #16 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff83801cb8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 sysctl_vslock+0x45 sys/kern/kern_sysctl.c:187 #3 kern_sysctl_dirs+0x266 sys/kern/kern_sysctl.c:428 #4 kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 #5 sys_sysctl+0x425 #6 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10199 11150K 11375K 166960K 11658 0 pcb 18 12K 12K 166960K 70 0 rtable 220 7K 8K 166960K 380 0 pf 36 18K 22K 166960K 76 0 ifaddr 39 6K 7K 166960K 56 0 ifgroup 55 2K 2K 166960K 83 0 sysctl 1 1K 1K 166960K 1 0 counters 64 36K 37K 166960K 86 0 ioctlops 0 0K 4K 166960K 1523 0 iov 1 2K 28K 166960K 15 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1403 88K 88K 166960K 1698 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 3 5K 5K 166960K 8 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 52 0 dirhash 12 2K 2K 166960K 18 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 19 69K 93K 166960K 459 0 sigio 0 0K 0K 166960K 4 0 proc 72 91K 152K 166960K 561 0 subproc 72 4K 4K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 42 0 in_multi 78 5K 6K 166960K 97 0 ether_multi 1 0K 0K 166960K 2 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 67 307K 307K 166960K 67 0 exec 0 0K 1K 166960K 393 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 231 72K 82K 166960K 5785 0 UVM aobj 17 4K 6K 166960K 20 0 pinsyscall 45 90K 107K 166960K 1533 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 22 0 NDP 12 0K 1K 166960K 33 0 temp 43 8679K 8935K 166960K 17970 0 kqueue 14 22K 30K 166960K 83 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 120 116 0 112 3 0 3 3 0 8 2 rtentry 112 113 0 15 4 0 4 4 0 8 0 unpcb 144 325 0 302 2 1 1 2 0 8 0 syncache 336 4 0 4 2 1 1 1 0 8 1 tcpcb 808 120 0 116 4 3 1 4 0 8 0 arp 120 18 0 2 1 0 1 1 0 8 0 inpcb 376 471 0 462 11 3 8 8 0 8 7 nd6 136 22 0 3 1 0 1 1 0 8 0 pkpcb 40 26 0 26 2 1 1 1 0 8 1 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1168 7 0 7 2 1 1 1 0 8 1 pppxif 1480 3 0 3 2 1 1 1 0 8 1 pfstscr 40 1 0 1 1 1 0 1 0 8 0 pffrag 232 7 0 1 1 0 1 1 0 482 0 pffrnode 88 7 0 1 1 0 1 1 0 8 0 pffrent 40 9 0 3 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 pfrktable 1344 4 0 3 1 0 1 1 0 8 0 pfanchor 1288 1 0 1 1 1 0 1 0 8 0 pftag 88 1 0 0 1 0 1 1 0 8 0 pfstitem 24 38 0 3 1 0 1 1 0 8 0 pfstkey 128 41 0 6 2 0 2 2 0 8 0 pfstate 376 40 0 5 4 0 4 4 0 8 0 pfrule 1344 24 0 18 2 1 1 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 472 0 68 28 1 27 28 0 8 0 art_table 32 474 0 68 4 0 4 4 0 8 0 art_node 16 112 0 24 1 0 1 1 0 8 0 sysvmsgpl 40 5 0 5 1 1 0 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 50 0 40 1 0 1 1 0 8 0 shmpl 112 17 0 3 1 0 1 1 0 8 0 dirhash 1024 21 0 4 3 0 3 3 0 8 0 dino2pl 256 2143 0 640 95 0 95 95 0 8 0 ffsino 280 2143 0 640 109 0 109 109 0 8 0 nchpl 144 2803 0 1119 63 0 63 63 0 8 0 uvmvnodes 80 2466 0 0 51 0 51 51 0 8 0 vnodes 216 2466 0 0 137 0 137 137 0 8 0 namei 1024 8627 0 8627 2 1 1 1 0 8 1 percpumem 16 57 0 11 1 0 1 1 0 8 0 pfiaddrpl 120 1 0 1 1 1 0 1 0 8 0 kstatmem 264 38 0 14 2 0 2 2 0 8 0 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scxspl 216 11129 0 11129 11 3 8 8 1 8 8 plimitpl 152 62 0 44 1 0 1 1 0 8 0 sigapl 424 780 0 708 10 1 9 9 0 8 0 futexpl 64 5978 0 5970 1 0 1 1 0 8 0 knotepl 120 311 0 0 10 0 10 10 0 8 0 kqueuepl 216 137 0 127 1 0 1 1 0 8 0 pipepl 328 130 0 103 3 0 3 3 0 8 0 fdescpl 504 740 0 707 5 0 5 5 0 8 0 filepl 152 3793 0 3563 13 1 12 12 0 8 2 lockfpl 104 128 0 126 1 0 1 1 0 8 0 lockfspl 48 53 0 51 1 0 1 1 0 8 0 sessionpl 144 23 0 14 1 0 1 1 0 8 0 pgrppl 48 37 0 20 1 0 1 1 0 8 0 ucredpl 104 488 0 475 1 0 1 1 0 8 0 zombiepl 144 745 0 744 1 0 1 1 0 8 0 processpl 1176 780 0 708 6 0 6 6 0 8 0 procpl 656 1327 0 1247 9 1 8 8 0 8 1 srpgc 96 3 0 3 1 1 0 1 0 8 0 sosppl 168 3 0 3 1 1 0 1 0 8 0 sockpl 688 941 0 904 12 3 9 9 0 8 5 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 130 0 0 17 0 17 17 0 8 0 mcl2k 2048 33 0 0 5 1 4 5 0 8 0 mtagpl 96 15 0 0 1 0 1 1 0 8 0 mbufpl 256 242 0 0 16 0 16 16 0 8 0 bufpl 280 4163 0 131 288 0 288 288 0 8 0 anonpl 24 120426 0 116918 49 15 34 46 0 184 4 amapchunkpl 152 18179 0 17682 25 1 24 24 0 158 4 amappl16 200 2088 0 2060 16 8 8 14 0 8 3 amappl15 192 7 0 6 1 0 1 1 0 8 0 amappl14 184 110 0 97 1 0 1 1 0 8 0 amappl13 176 9 0 9 2 2 0 1 0 8 0 amappl12 168 1399 0 1365 3 1 2 2 0 8 0 amappl11 160 47 0 33 1 0 1 1 0 8 0 amappl10 152 9 0 9 2 2 0 1 0 8 0 amappl9 144 255 0 254 1 0 1 1 0 8 0 amappl8 136 19 0 16 1 0 1 1 0 8 0 amappl7 128 110 0 96 1 0 1 1 0 8 0 amappl6 120 167 0 163 1 0 1 1 0 8 0 amappl5 112 119 0 110 1 0 1 1 0 8 0 amappl4 104 308 0 289 1 0 1 1 0 8 0 amappl3 96 3408 0 3291 4 0 4 4 0 8 1 amappl2 88 637 0 572 2 0 2 2 0 8 0 amappl1 80 8987 0 8384 16 1 15 15 0 8 1 amappl 88 5395 0 5224 5 0 5 5 0 92 0 dma32768 32768 1 0 1 1 0 1 1 0 8 1 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 19 0 3 1 0 1 1 0 8 0 uaddrrnd 24 740 0 707 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 740 0 707 1 0 1 1 0 8 0 vmmpekpl 168 7680 0 7644 2 0 2 2 0 8 0 vmmpepl 168 50265 0 48329 95 5 90 95 0 357 3 vmsppl 456 739 0 707 5 0 5 5 0 8 0 rwobjpl 64 18572 0 15114 56 0 56 56 0 8 0 pdppl 4096 1488 0 1414 102 26 76 86 0 8 2 pvpl 32 14834 0 0 120 0 120 120 0 265 0 pmappl 248 739 0 707 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 292 0 37 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff837e1ff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x25 kd_curproc sys/dev/kcov.c:584 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x25 sys/dev/kcov.c:153 __mp_lock(ffffffff83970290) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83970290) at __mp_lock+0x1a3 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 acpicpu_idle() at acpicpu_idle+0x41e sys/dev/acpi/acpicpu.c:1218 sched_idle(ffffffff837e1ff0) at sched_idle+0x558 sys/kern/kern_sched.c:182 end trace frame: 0x0, count: 6 ddb{0}> trace x86_ipi_db(ffffffff837e1ff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x25 kd_curproc sys/dev/kcov.c:584 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x25 sys/dev/kcov.c:153 __mp_lock(ffffffff83970290) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83970290) at __mp_lock+0x1a3 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 acpicpu_idle() at acpicpu_idle+0x41e sys/dev/acpi/acpicpu.c:1218 sched_idle(ffffffff837e1ff0) at sched_idle+0x558 sys/kern/kern_sched.c:182 end trace frame: 0x0, count: -9 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(ffffffff8344397e) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833ece19,ffffffff83383264,6cd,ffffffff8333d832) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bea43a8,400000000000,400000011000) at uvm_fault_unwire_locked+0x4b4 uvm_fault_unwire(fffffd806bea43a8,400000000000,400000011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1704 kern_sysctl_dirs(49,ffff80003c5695e8,4,400000000100,ffff80003c569618,0,89195f8014b97a0b,4) at kern_sysctl_dirs+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] kern_sysctl_dirs(49,ffff80003c5695e8,4,400000000100,ffff80003c569618,0,89195f8014b97a0b,4) at kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 kern_sysctl(ffff80003c5695e4,5,400000000100,ffff80003c569618,0,37,dd3fefdfc3782ea4) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 sys_sysctl(ffff80003c520550,ffff80003c569750,ffff80003c5696a0) at sys_sysctl+0x425 syscall(ffff80003c569750) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c569750) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x160f850430, count: 5 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8344397e) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833ece19,ffffffff83383264,6cd,ffffffff8333d832) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bea43a8,400000000000,400000011000) at uvm_fault_unwire_locked+0x4b4 uvm_fault_unwire(fffffd806bea43a8,400000000000,400000011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1704 kern_sysctl_dirs(49,ffff80003c5695e8,4,400000000100,ffff80003c569618,0,89195f8014b97a0b,4) at kern_sysctl_dirs+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] kern_sysctl_dirs(49,ffff80003c5695e8,4,400000000100,ffff80003c569618,0,89195f8014b97a0b,4) at kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 kern_sysctl(ffff80003c5695e4,5,400000000100,ffff80003c569618,0,37,dd3fefdfc3782ea4) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 sys_sysctl(ffff80003c520550,ffff80003c569750,ffff80003c5696a0) at sys_sysctl+0x425 syscall(ffff80003c569750) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c569750) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x160f850430, count: -10