panic: kernel diagnostic assertion "dupe == NULL" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_page.c", line 144 Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *183992 57267 0 0 0 0 syz-executor.6 db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8259b6f0) at panic+0x177 sys/kern/subr_prf.c:202 __assert(ffffffff82614be1,ffffffff825918fb,90,ffffffff8257a4dd) at __assert+0x25 sys/kern/subr_prf.c:161 uvm_pagealloc_pg(fffffd8006feb5a0,fffffd807d9dd700,d92b6000,0) at uvm_pagealloc_pg+0x427 uvm_pageinsert sys/uvm/uvm_page.c:138 [inline] uvm_pagealloc_pg(fffffd8006feb5a0,fffffd807d9dd700,d92b6000,0) at uvm_pagealloc_pg+0x427 sys/uvm/uvm_page.c:709 uvm_pagealloc(fffffd807d9dd700,d92b6000,0,3) at uvm_pagealloc+0x1e8 sys/uvm/uvm_page.c:917 pmap_get_ptp(fffffd807d9dd6d0,1b256c0c000) at pmap_get_ptp+0x18d sys/arch/amd64/amd64/pmap.c:1183 pmap_enter(fffffd807d9dd6d0,1b256c0c000,6004c000,1,20) at pmap_enter+0x2ac uvm_fault_upper_lookup(ffff80002e474d80,ffff80002e474db8,ffff80002e474c80,ffff80002e474d00) at uvm_fault_upper_lookup+0x2b3 sys/uvm/uvm_fault.c:887 uvm_fault(fffffd80616771a0,1b256c0f000,0,1) at uvm_fault+0x139 sys/uvm/uvm_fault.c:607 upageflttrap(ffff80002e474ef0,1b256c0f588) at upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 usertrap(ffff80002e474ef0) at usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7f7fffffb660, count: 3 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: kernel diagnostic assertion "dupe == NULL" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_page.c", line 144 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8259b6f0) at panic+0x177 sys/kern/subr_prf.c:202 __assert(ffffffff82614be1,ffffffff825918fb,90,ffffffff8257a4dd) at __assert+0x25 sys/kern/subr_prf.c:161 uvm_pagealloc_pg(fffffd8006feb5a0,fffffd807d9dd700,d92b6000,0) at uvm_pagealloc_pg+0x427 uvm_pageinsert sys/uvm/uvm_page.c:138 [inline] uvm_pagealloc_pg(fffffd8006feb5a0,fffffd807d9dd700,d92b6000,0) at uvm_pagealloc_pg+0x427 sys/uvm/uvm_page.c:709 uvm_pagealloc(fffffd807d9dd700,d92b6000,0,3) at uvm_pagealloc+0x1e8 sys/uvm/uvm_page.c:917 pmap_get_ptp(fffffd807d9dd6d0,1b256c0c000) at pmap_get_ptp+0x18d sys/arch/amd64/amd64/pmap.c:1183 pmap_enter(fffffd807d9dd6d0,1b256c0c000,6004c000,1,20) at pmap_enter+0x2ac uvm_fault_upper_lookup(ffff80002e474d80,ffff80002e474db8,ffff80002e474c80,ffff80002e474d00) at uvm_fault_upper_lookup+0x2b3 sys/uvm/uvm_fault.c:887 uvm_fault(fffffd80616771a0,1b256c0f000,0,1) at uvm_fault+0x139 sys/uvm/uvm_fault.c:607 upageflttrap(ffff80002e474ef0,1b256c0f588) at upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 usertrap(ffff80002e474ef0) at usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7f7fffffb660, count: -12 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002e4748a0 rbx 0xffffffff8295fc5f cpu_info_full_primary+0x2c5f rdx 0 rcx 0 rax 0xffff8000fffeed28 r8 0x101010101010101 r9 0x8080808080808080 r10 0x6e507244613d1006 r11 0x6f101a80eb5c46f6 r12 0xffffffff8295fa60 cpu_info_full_primary+0x2a60 r13 0 r14 0 r15 0x1 rip 0xffffffff81e75168 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff80002e474890 ss 0 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.6) pid=183992 stat=onproc flags process=0 proc=0 pri=86, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff8000211f6a88,0xffff8000fffef518 process=0xffff8000fffe6160 user=0xffff80002e46f000, vmspace=0xfffffd80616771a0 estcpu=36, cpticks=2, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 1905 136339 26686 0 2 0 syz-executor.3 12902 322947 31694 0 3 0x80 nanoslp syz-executor.2 12902 150157 31694 0 3 0x4000080 fsleep syz-executor.2 46730 238642 587 0 3 0x80 nanoslp syz-executor.5 46730 68061 587 0 3 0x4000080 fsleep syz-executor.5 91854 517603 54029 0 3 0x80 nanoslp syz-executor.1 91854 94236 54029 0 3 0x4000080 fsleep syz-executor.1 39107 61021 5035 0 2 0 syz-executor.4 39107 243959 5035 0 3 0x4000080 fsleep syz-executor.4 74615 39561 24219 0 2 0 syz-executor.7 74615 456712 24219 0 3 0x4000080 netcon2 syz-executor.7 74615 411625 24219 0 2 0x4000000 syz-executor.7 *57267 183992 25037 0 7 0 syz-executor.6 57267 261728 25037 0 3 0x4000080 fsleep syz-executor.6 57267 16363 25037 0 3 0x4000080 fsleep syz-executor.6 26686 59841 97359 0 3 0x82 nanoslp syz-executor.3 5035 202932 97359 0 3 0x82 nanoslp syz-executor.4 25037 139809 97359 0 3 0x82 nanoslp syz-executor.6 587 115340 97359 0 3 0x82 nanoslp syz-executor.5 15008 117819 97359 0 3 0x2 biowait syz-executor.0 24219 412517 97359 0 3 0x82 nanoslp syz-executor.7 54029 453982 97359 0 3 0x82 nanoslp syz-executor.1 23645 489397 1 0 3 0x100083 ttyin getty 31694 498855 97359 0 3 0x82 nanoslp syz-executor.2 33320 163684 0 0 3 0x14280 nfsidl nfsio 24168 271719 0 0 3 0x14280 nfsidl nfsio 89440 439064 0 0 3 0x14280 nfsidl nfsio 75639 145086 0 0 3 0x14280 nfsidl nfsio 66633 416565 0 0 3 0x14280 nfsidl nfsio 79246 244223 0 0 3 0x14280 nfsidl nfsio 10657 393301 0 0 3 0x14280 nfsidl nfsio 32004 521156 0 0 3 0x14280 nfsidl nfsio 98708 301353 0 0 3 0x14280 nfsidl nfsio 48788 383961 0 0 3 0x14280 nfsidl nfsio 44994 522060 0 0 3 0x14280 nfsidl nfsio 86523 396237 0 0 3 0x14280 nfsidl nfsio 24590 420770 0 0 3 0x14280 nfsidl nfsio 93871 260149 0 0 3 0x14280 nfsidl nfsio 99740 3990 0 0 3 0x14280 nfsidl nfsio 33860 206614 0 0 3 0x14280 nfsidl nfsio 65283 239240 0 0 3 0x14280 nfsidl nfsio 28560 167357 0 0 3 0x14280 nfsidl nfsio 94493 490783 0 0 3 0x14280 nfsidl nfsio 90048 52945 0 0 3 0x14280 nfsidl nfsio 57985 484607 0 0 3 0x14200 bored sosplice 97359 286952 96382 0 3 0x82 thrsleep syz-fuzzer 97359 25475 96382 0 3 0x4000082 nanoslp syz-fuzzer 97359 513983 96382 0 3 0x4000082 thrsleep syz-fuzzer 97359 16677 96382 0 3 0x4000082 nanoslp syz-fuzzer 97359 319420 96382 0 3 0x4000082 thrsleep syz-fuzzer 97359 301862 96382 0 3 0x4000082 thrsleep syz-fuzzer 97359 72846 96382 0 3 0x4000082 thrsleep syz-fuzzer 97359 162668 96382 0 3 0x4000082 thrsleep syz-fuzzer 97359 471366 96382 0 3 0x4000082 kqread syz-fuzzer 96382 67734 67771 0 3 0x10008a sigsusp ksh 67771 442721 21514 0 3 0x9a kqread sshd 21514 40762 1 0 3 0x88 kqread sshd 32732 138477 33505 74 3 0x1100092 bpf pflogd 33505 350257 1 0 3 0x80 netio pflogd 99709 87052 7408 73 3 0x1100090 kqread syslogd 7408 238096 1 0 3 0x100082 netio syslogd 57836 155698 1 0 3 0x100080 kqread resolvd 99581 259625 13214 77 3 0x100092 kqread dhcpleased 30983 184779 13214 77 3 0x100092 kqread dhcpleased 13214 415657 1 0 3 0x80 kqread dhcpleased 88087 19238 0 0 3 0x14200 bored smr 40861 344037 0 0 2 0x14200 zerothread 38909 519786 0 0 3 0x14200 aiodoned aiodoned 2881 7112 0 0 3 0x14200 syncer update 61832 378817 0 0 3 0x14200 cleaner cleaner 54144 313936 0 0 3 0x14200 reaper reaper 35431 236655 0 0 3 0x14200 pgdaemon pagedaemon 33304 332728 0 0 3 0x14200 bored viomb 53597 209653 0 0 3 0x40014200 acpi0 acpi0 84231 7128 0 0 7 0x40014200 idle1 65717 249089 0 0 3 0x14200 bored softnet 1854 499165 0 0 3 0x14200 bored softnet 13731 57843 0 0 3 0x14200 bored softnet 62954 83520 0 0 3 0x14200 bored softnet 76816 87680 0 0 3 0x14200 bored systqmp 25662 423832 0 0 3 0x14200 bored systq 42301 423580 0 0 3 0x40014200 bored softclock 37561 359593 0 0 3 0x40014200 idle0 1 286305 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd807d9dd6e0) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 pmap_enter+0x1b8 rcr3 machine/cpufunc.h:141 [inline] #3 pmap_enter+0x1b8 pmap_map_ptes sys/arch/amd64/amd64/pmap.c:414 [inline] #3 pmap_enter+0x1b8 sys/arch/amd64/amd64/pmap.c:2691 #4 uvm_fault_upper_lookup+0x2b3 sys/uvm/uvm_fault.c:887 #5 uvm_fault+0x139 sys/uvm/uvm_fault.c:607 #6 upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 #7 usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 #8 recall_trap+0x8 Process 57267 (syz-executor.6) thread 0xffff8000fffeed28 (183992) exclusive rwlock amaplk r = 0 (0xfffffd80582b6018) #0 witness_lock+0x44d #1 uvm_fault_check+0x3ca sys/uvm/uvm_fault.c:774 #2 uvm_fault+0x102 sys/uvm/uvm_fault.c:602 #3 upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 #4 usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 #5 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd80616771b8) #0 witness_lock+0x44d #1 uvmfault_lookup+0xd9 sys/uvm/uvm_fault.c:1762 #2 uvm_fault_check+0x3a sys/uvm/uvm_fault.c:674 #3 uvm_fault+0x102 sys/uvm/uvm_fault.c:602 #4 upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 #5 usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 #6 recall_trap+0x8 exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd807d9dd6e0) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 pmap_enter+0x1b8 rcr3 machine/cpufunc.h:141 [inline] #3 pmap_enter+0x1b8 pmap_map_ptes sys/arch/amd64/amd64/pmap.c:414 [inline] #3 pmap_enter+0x1b8 sys/arch/amd64/amd64/pmap.c:2691 #4 uvm_fault_upper_lookup+0x2b3 sys/uvm/uvm_fault.c:887 #5 uvm_fault+0x139 sys/uvm/uvm_fault.c:607 #6 upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 #7 usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 #8 recall_trap+0x8 Process 15008 (syz-executor.0) thread 0xffff8000211f7268 (117819) exclusive rrwlock inode r = 0 (0xfffffd806c2e0c58) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vget+0x1d3 sys/kern/vfs_subr.c:678 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1318 #8 ufs_lookup+0x13ba sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x58 sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x6e5 sys/kern/vfs_lookup.c:561 #11 namei+0x36a sys/kern/vfs_lookup.c:245 #12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1852 #13 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8068915708) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:413 #6 namei+0x36a sys/kern/vfs_lookup.c:245 #7 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1852 #8 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10223 6516K 7151K 78643K 44151 0 pcb 13 22K 25K 78643K 10457 0 rtable 357 28K 28K 78643K 5018 0 ifaddr 97 22K 26K 78643K 3398 0 sysctl 3 1K 1K 78643K 3 0 counters 56 35K 36K 78643K 468 0 ioctlops 0 0K 4K 78643K 10590 0 iov 0 0K 32K 78643K 3781 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1338 84K 84K 78643K 11280 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 152 0 VM map 2 1K 1K 78643K 2 0 sem 21 5K 5K 78643K 481 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 17 61K 85K 78643K 26993 0 sigio 0 0K 0K 78643K 233 0 proc 82 92K 128K 78643K 2352 0 subproc 104 6K 6K 78643K 585 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 2355 0 in_multi 71 4K 6K 78643K 1633 0 ether_multi 1 0K 0K 78643K 96 0 mrt 2 0K 0K 78643K 32 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 235 1049K 1049K 78643K 235 0 exec 0 0K 2K 78643K 3824 0 pfkey data 0 0K 0K 78643K 8 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 7 26K 26K 78643K 7 0 UVM amap 581 1343K 1376K 78643K 146493 0 UVM aobj 131 4K 4K 78643K 133 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 498 0 NDP 14 0K 1K 78643K 488 0 temp 186 4828K 5853K 78643K 176122 0 kqueue 12 18K 30K 78643K 3516 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 1361 0 1358 17 16 1 3 0 8 0 rtentry 112 993 0 850 6 1 5 5 0 8 0 unpcb 136 10323 0 10308 127 126 1 9 0 8 0 syncache 296 22 0 22 6 6 0 1 0 8 0 tcpqe 32 6 0 6 2 2 0 1 0 8 0 tcpcb 736 15131 0 15120 383 376 7 21 0 8 6 arp 120 116 0 103 1 0 1 1 0 8 0 inpcb 312 36655 0 36643 322 316 6 19 0 8 5 nd6 48 155 0 139 1 0 1 1 0 8 0 pkpcb 40 394 0 394 19 19 0 2 0 8 0 kcovpl 48 45 0 37 1 0 1 1 0 8 0 ppxss 1248 107 0 107 22 22 0 1 0 8 0 pfstscr 40 152 0 152 12 12 0 1 0 8 0 pffrag 232 111 0 111 11 11 0 1 0 482 0 pffrnode 88 111 0 111 11 11 0 1 0 8 0 pffrent 40 424 0 424 14 14 0 1 0 8 0 pfosfp 40 1450 0 1023 5 0 5 5 0 8 0 pfosfpen 112 1450 0 723 21 0 21 21 0 8 0 pfrktable 1344 867 0 847 7 5 2 2 0 8 0 pftag 88 29 0 20 2 1 1 1 0 8 0 pfqueue 264 4 0 4 1 1 0 1 0 8 0 pfstitem 24 41 0 39 1 0 1 1 0 8 0 pfstkey 112 319 0 317 1 0 1 1 0 8 0 pfstate 336 172 0 170 2 1 1 2 0 8 0 pfsrctr 152 186 0 184 22 21 1 1 0 8 0 pfrule 1360 1571 0 1513 7 2 5 5 0 8 0 art_heap8 4096 9 0 7 7 5 2 3 0 8 0 art_heap4 256 7182 0 5597 128 28 100 100 0 8 0 art_table 32 7191 0 5604 13 0 13 13 0 8 0 art_node 16 982 0 851 1 0 1 1 0 8 0 sysvmsgpl 40 10 0 0 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 477 0 458 1 0 1 1 0 8 0 shmpl 112 130 0 2 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 34723 0 33249 93 0 93 93 0 8 0 ffsino 272 34723 0 33249 99 0 99 99 0 8 0 nchpl 144 70903 0 69271 63 0 63 63 0 8 0 uvmvnodes 80 8144 0 0 167 0 167 167 0 8 0 vnodes 224 8144 0 0 480 0 480 480 0 8 0 namei 1024 268234 0 268234 17 16 1 2 0 8 1 percpumem 16 246 0 206 1 0 1 1 0 8 0 vcpupl 2048 214 0 3 27 0 27 27 0 8 0 vmpool 560 330 0 119 17 1 16 16 0 8 0 pfiaddrpl 120 286 0 238 4 2 2 2 0 8 0 kstatmem 264 440 0 412 20 17 3 3 0 8 0 scsiplug 72 11 0 11 4 4 0 1 0 8 0 scxspl 216 224959 0 224958 26 25 1 8 0 8 0 plimitpl 152 2931 0 2916 1 0 1 1 0 8 0 sigapl 424 27249 0 27181 9 1 8 8 0 8 0 futexpl 64 282270 0 282264 11 10 1 1 0 8 0 knotepl 120 1550 0 0 25 1 24 24 0 8 0 kqueuepl 216 6737 0 6729 64 63 1 5 0 8 0 pipepl 336 4492 0 4464 137 134 3 11 0 8 0 fdescpl 496 27207 0 27177 6 2 4 5 0 8 0 filepl 152 204813 0 204561 295 280 15 24 0 8 3 lockfpl 104 7272 0 7270 11 10 1 2 0 8 0 lockfspl 48 2037 0 2035 1 0 1 1 0 8 0 sessionpl 144 65 0 48 1 0 1 1 0 8 0 pgrppl 48 265 0 248 1 0 1 1 0 8 0 ucredpl 96 15745 0 15733 1 0 1 1 0 8 0 zombiepl 144 27181 0 27181 3 2 1 1 0 8 1 processpl 1064 27249 0 27181 5 0 5 5 0 8 0 procpl 672 67944 0 67860 41 33 8 10 0 8 0 srpgc 96 45 0 45 19 19 0 1 0 8 0 sosppl 168 112 0 112 21 21 0 1 0 8 0 sockpl 480 48754 0 48724 836 824 12 34 0 8 8 mcl64k 65536 8 0 0 1 0 1 1 0 8 0 mcl16k 16384 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 5 0 0 1 0 1 1 0 8 0 mcl9k 9216 7 0 0 1 0 1 1 0 8 0 mcl8k 8192 7 0 0 1 0 1 1 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 470 0 0 25 2 23 23 0 8 0 mtagpl 96 1308 0 0 14 0 14 14 0 8 0 mbufpl 256 1815 0 0 61 0 61 61 0 8 0 bufpl 288 43729 0 35585 582 0 582 582 0 8 0 anonpl 24 4912626 0 4894687 461 336 125 145 0 186 0 amapchunkpl 152 440174 0 439469 161 129 32 43 0 158 0 amappl16 200 66828 0 66140 231 193 38 49 0 8 0 amappl15 192 7902 0 7900 1 0 1 1 0 8 0 amappl14 184 2468 0 2462 1 0 1 1 0 8 0 amappl13 176 797 0 793 1 0 1 1 0 8 0 amappl12 168 2937 0 2934 1 0 1 1 0 8 0 amappl11 160 7055 0 7035 5 3 2 2 0 8 0 amappl10 152 1249 0 1238 1 0 1 1 0 8 0 amappl9 144 5027 0 5021 1 0 1 1 0 8 0 amappl8 136 2925 0 2765 6 0 6 6 0 8 0 amappl7 128 1499 0 1486 1 0 1 1 0 8 0 amappl6 120 5040 0 5008 4 2 2 2 0 8 1 amappl5 112 23405 0 23386 1 0 1 1 0 8 0 amappl4 104 13073 0 13042 2 1 1 2 0 8 0 amappl3 96 81439 0 81391 2 0 2 2 0 8 0 amappl2 88 29120 0 29056 3 1 2 3 0 8 0 amappl1 80 636950 0 636291 21 6 15 20 0 8 0 amappl 88 144648 0 144384 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 72 132 0 2 3 0 3 3 0 8 0 uaddrrnd 24 27537 0 27296 2 0 2 2 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 27537 0 27296 2 0 2 2 0 8 0 vmmpekpl 168 173464 0 173377 5 0 5 5 0 8 0 vmmpepl 168 2579344 0 2576160 442 295 147 172 0 357 0 vmsppl 368 27536 0 27296 28 5 23 23 0 8 0 rwobjpl 56 613532 0 603378 181 37 144 145 0 8 0 pdppl 4096 55081 0 54803 1185 904 281 283 0 8 3 pvpl 32 10219461 0 10197604 840 646 194 257 0 265 0 pmappl 248 27536 0 27296 17 1 16 16 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 3115 0 1791 40 1 39 39 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8259b6f0) at panic+0x177 sys/kern/subr_prf.c:202 __assert(ffffffff82614be1,ffffffff825918fb,90,ffffffff8257a4dd) at __assert+0x25 sys/kern/subr_prf.c:161 uvm_pagealloc_pg(fffffd8006feb5a0,fffffd807d9dd700,d92b6000,0) at uvm_pagealloc_pg+0x427 uvm_pageinsert sys/uvm/uvm_page.c:138 [inline] uvm_pagealloc_pg(fffffd8006feb5a0,fffffd807d9dd700,d92b6000,0) at uvm_pagealloc_pg+0x427 sys/uvm/uvm_page.c:709 uvm_pagealloc(fffffd807d9dd700,d92b6000,0,3) at uvm_pagealloc+0x1e8 sys/uvm/uvm_page.c:917 pmap_get_ptp(fffffd807d9dd6d0,1b256c0c000) at pmap_get_ptp+0x18d sys/arch/amd64/amd64/pmap.c:1183 pmap_enter(fffffd807d9dd6d0,1b256c0c000,6004c000,1,20) at pmap_enter+0x2ac uvm_fault_upper_lookup(ffff80002e474d80,ffff80002e474db8,ffff80002e474c80,ffff80002e474d00) at uvm_fault_upper_lookup+0x2b3 sys/uvm/uvm_fault.c:887 uvm_fault(fffffd80616771a0,1b256c0f000,0,1) at uvm_fault+0x139 sys/uvm/uvm_fault.c:607 upageflttrap(ffff80002e474ef0,1b256c0f588) at upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 usertrap(ffff80002e474ef0) at usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7f7fffffb660, count: -12 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffff800020cd8ff0) at x86_ipi_db+0x1a 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+0x23 acpicpu_idle() at acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800020cd8ff0) at sched_idle+0x417 sys/kern/kern_sched.c:178 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff800020cd8ff0) at x86_ipi_db+0x1a 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+0x23 acpicpu_idle() at acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800020cd8ff0) at sched_idle+0x417 sys/kern/kern_sched.c:178 end trace frame: 0x0, count: -5