login: panic: kernel diagnostic assertion "dupe == NULL" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_page.c", line 144 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 357799 77160 0 0x10000002 0 1 syz-executor *208129 8367 0 0x2 0 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834492d9) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8348a601,ffffffff8347ed5d,90,ffffffff834274c3) at __assert+0x29 sys/kern/subr_prf.c:-1 uvm_pagealloc_pg(fffffd8008747fd0,fffffd806c721758,1c1a5000,0) at uvm_pagealloc_pg+0x54b sys/uvm/uvm_page.c:707 uvm_pagealloc(fffffd806c721758,1c1a5000,0,3) at uvm_pagealloc+0x252 sys/uvm/uvm_page.c:913 pmap_get_ptp(fffffd806c721700,70696dc98000) at pmap_get_ptp+0x1d0 sys/arch/amd64/amd64/pmap.c:-1 pmap_enter(fffffd806c721700,70696dc98000,5e641000,3,21) at pmap_enter+0x38a sys/arch/amd64/amd64/pmap.c:-1 uvm_fault_upper(ffff800039fbded0,ffff800039fbdf08,ffff800039fbddd0) at uvm_fault_upper+0x338 sys/uvm/uvm_fault.c:1131 uvm_fault(fffffd806f5a83d8,70696dc98000,0,1) at uvm_fault+0x198 sys/uvm/uvm_fault.c:635 upageflttrap(ffff800039fbe070,70696dc98cf0) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff800039fbe070) at usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x70696dc98d10, 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+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834492d9) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8348a601,ffffffff8347ed5d,90,ffffffff834274c3) at __assert+0x29 sys/kern/subr_prf.c:-1 uvm_pagealloc_pg(fffffd8008747fd0,fffffd806c721758,1c1a5000,0) at uvm_pagealloc_pg+0x54b sys/uvm/uvm_page.c:707 uvm_pagealloc(fffffd806c721758,1c1a5000,0,3) at uvm_pagealloc+0x252 sys/uvm/uvm_page.c:913 pmap_get_ptp(fffffd806c721700,70696dc98000) at pmap_get_ptp+0x1d0 sys/arch/amd64/amd64/pmap.c:-1 pmap_enter(fffffd806c721700,70696dc98000,5e641000,3,21) at pmap_enter+0x38a sys/arch/amd64/amd64/pmap.c:-1 uvm_fault_upper(ffff800039fbded0,ffff800039fbdf08,ffff800039fbddd0) at uvm_fault_upper+0x338 sys/uvm/uvm_fault.c:1131 uvm_fault(fffffd806f5a83d8,70696dc98000,0,1) at uvm_fault+0x198 sys/uvm/uvm_fault.c:635 upageflttrap(ffff800039fbe070,70696dc98cf0) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff800039fbe070) at usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x70696dc98d10, count: -12 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800039fbda00 rbx 0xffffffff838d6e07 cpu_info_full_primary+0x2e07 rdx 0 rcx 0xffff80003c3ee558 rax 0xffffffff838d5ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x55ad7e82400015ce r11 0xb4e790dc03561db4 r12 0xffffffff838d6c08 cpu_info_full_primary+0x2c08 r13 0 r14 0 r15 0x1 rip 0xffffffff822cd475 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff800039fbd9f0 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=208129 pid=8367 tcnt=1 stat=onproc flags process=2 proc=0 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c4134f8,0xffff8000fffe9cb8 process=0xffff80003c4b0028 user=0xffff800039fb9000, vmspace=0xfffffd806f5a83d8 estcpu=36, cpticks=28, pctcpu=0.8, user=2, sys=25, intr=1 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 78015 297057 84473 0 2 0 syz-executor 78015 79271 84473 0 2 0x4000000 syz-executor 20269 471547 8367 0 2 0 syz-executor 20269 319439 8367 0 3 0x4000080 fsleep syz-executor 91888 214461 90640 0 3 0x80 nanoslp syz-executor 91888 271700 90640 0 3 0x4000080 fsleep syz-executor 91888 188734 90640 0 3 0x4000080 fsleep syz-executor 91888 144977 90640 0 3 0x4000080 fsleep syz-executor 42835 476724 97157 0 2 0 syz-executor 42835 209749 97157 0 3 0x4000080 fsleep syz-executor 97157 337168 26327 0 2 0xc82 syz-executor 64123 340620 5772 60929 3 0x3010 suspend syz-executor 64123 230946 5772 60929 3 0x4081010 biowait syz-executor 64123 292176 5772 60929 3 0x4081010 inode syz-executor 64123 158110 5772 60929 3 0x4081010 inode syz-executor 64123 282787 5772 60929 3 0x4081010 inode syz-executor 64123 474025 5772 60929 3 0x4081010 inode syz-executor 64123 425249 5772 60929 3 0x4081010 inode syz-executor 64123 240987 5772 60929 3 0x4081010 inode syz-executor 64123 220348 5772 60929 3 0x4081010 inode syz-executor 93317 91314 1 0 3 0x100083 ttyin getty 77160 357799 26327 0 7 0x10000002 syz-executor 50738 240935 0 0 3 0x14200 acct acct 88678 489150 0 0 3 0x14280 nfsidl nfsio 78388 378632 0 0 3 0x14280 nfsidl nfsio 78876 135944 0 0 3 0x14280 nfsidl nfsio 10487 489729 0 0 3 0x14280 nfsidl nfsio 66831 18206 0 0 3 0x14280 nfsidl nfsio 34027 119237 0 0 3 0x14280 nfsidl nfsio 38756 248350 0 0 3 0x14280 nfsidl nfsio 17340 453785 0 0 3 0x14280 nfsidl nfsio 64450 487928 0 0 3 0x14280 nfsidl nfsio 41076 426416 0 0 3 0x14280 nfsidl nfsio 77983 520955 0 0 3 0x14280 nfsidl nfsio 84354 435858 0 0 3 0x14280 nfsidl nfsio 94278 364524 0 0 3 0x14280 nfsidl nfsio 28828 290493 0 0 3 0x14280 nfsidl nfsio 97890 513792 0 0 3 0x14280 nfsidl nfsio 37127 65210 0 0 3 0x14280 nfsidl nfsio 89622 226469 0 0 3 0x14280 nfsidl nfsio 96911 45004 0 0 3 0x14280 nfsidl nfsio 88942 272402 0 0 3 0x14280 nfsidl nfsio 69727 363871 0 0 3 0x14280 nfsidl nfsio * 8367 208129 26327 0 7 0x2 syz-executor 90640 427168 26327 0 3 0x82 nanoslp syz-executor 5772 144122 26327 0 3 0x82 wait syz-executor 35589 500560 5585 0 3 0x100082 sbwait arp 5585 424079 48283 0 3 0x10008a sigsusp sh 48283 301779 26327 0 3 0x82 wait syz-executor 57425 107788 26327 0 3 0x82 wait syz-executor 84473 233146 26327 0 2 0xc82 syz-executor 26327 41210 22102 0 2 0x2 syz-executor 22102 98651 43601 0 3 0x10008a sigsusp ksh 43601 75801 10498 0 3 0x98 kqread sshd-session 10498 182601 3774 0 3 0x92 kqread sshd-session 3774 117245 1 0 3 0x88 kqread sshd 75181 105815 38431 74 3 0x1100092 bpf pflogd 38431 498415 1 0 3 0x80 sbwait pflogd 80728 5820 66917 73 3 0x1100090 kqread syslogd 66917 364154 1 0 3 0x100082 sbwait syslogd 69810 284451 1 0 3 0x100080 kqread resolvd 68186 394470 64716 77 3 0x100092 kqread dhcpleased 83505 65997 64716 77 3 0x100092 kqread dhcpleased 64716 73549 1 0 3 0x80 kqread dhcpleased 69689 9166 0 0 3 0x14200 bored smr 26412 524242 0 0 2 0x14200 zerothread 63155 35478 0 0 3 0x14200 aiodoned aiodoned 10479 133939 0 0 3 0x14200 syncer update 77250 56087 0 0 3 0x14200 cleaner cleaner 32313 184387 0 0 3 0x14200 reaper reaper 4598 253979 0 0 3 0x14200 pgdaemon pagedaemon 87488 78512 0 0 3 0x14200 bored viomb 69661 456876 0 0 3 0x40014200 acpi0 acpi0 33850 253569 0 0 3 0x40014200 idle1 72113 182483 0 0 3 0x14200 bored softnet1 94670 182544 0 0 3 0x14200 bored softnet0 53065 454898 0 0 3 0x14200 bored systqmp 72662 497041 0 0 3 0x14200 bored systq 16148 269766 0 0 3 0x14200 tmoslp softclockmp 49633 331941 0 0 3 0x40014200 tmoslp softclock 65177 155169 0 0 3 0x40014200 idle0 1 134137 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd806c721710) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487 #2 pmap_enter+0x24b rcr3 sys/arch/amd64/compile/SYZKALLER/obj/machine/cpufunc.h:139 [inline] #2 pmap_enter+0x24b pmap_map_ptes sys/arch/amd64/amd64/pmap.c:437 [inline] #2 pmap_enter+0x24b sys/arch/amd64/amd64/pmap.c:2767 #3 uvm_fault_upper+0x338 sys/uvm/uvm_fault.c:1131 #4 uvm_fault+0x198 sys/uvm/uvm_fault.c:635 #5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #6 usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 #7 recall_trap+0x8 Process 64123 (syz-executor) thread 0xffff80003c496030 (230946) exclusive rrwlock inode r = 0 (0xfffffd807389a368) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vn_write+0x18f sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x2bd sys/kern/sys_generic.c:384 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 Process 64123 (syz-executor) thread 0xffff80003c497a20 (292176) exclusive rrwlock inode r = 0 (0xfffffd806c8637b0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 dorenameat+0x91 sys/kern/vfs_syscalls.c:3020 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 Process 8367 (syz-executor) thread 0xffff80003c3ee558 (208129) shared rwlock amaplk r = 0 (0xfffffd805fe82780) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_read+0x3e8 sys/kern/kern_rwlock.c:413 #2 uvm_fault_check+0x8a9 sys/uvm/uvm_fault.c:834 #3 uvm_fault+0x106 sys/uvm/uvm_fault.c:627 #4 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #5 usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 #6 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd806f5a84d8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_read+0x3e8 sys/kern/kern_rwlock.c:413 #2 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1880 #3 uvm_fault_check+0x4f sys/uvm/uvm_fault.c:693 #4 uvm_fault+0x106 sys/uvm/uvm_fault.c:627 #5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #6 usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 #7 recall_trap+0x8 exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd806c721710) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487 #2 pmap_enter+0x24b rcr3 sys/arch/amd64/compile/SYZKALLER/obj/machine/cpufunc.h:139 [inline] #2 pmap_enter+0x24b pmap_map_ptes sys/arch/amd64/amd64/pmap.c:437 [inline] #2 pmap_enter+0x24b sys/arch/amd64/amd64/pmap.c:2767 #3 uvm_fault_upper+0x338 sys/uvm/uvm_fault.c:1131 #4 uvm_fault+0x198 sys/uvm/uvm_fault.c:635 #5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #6 usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 #7 recall_trap+0x8 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11074 12086K 13911K 166960K 14531 0 pcb 17 16K 18K 166960K 460 0 rtable 177 9K 10K 166960K 915 0 pf 35 17K 82K 166960K 268 0 ifaddr 98 22K 23K 166960K 258 0 ifgroup 48 2K 2K 166960K 356 0 sysctl 4 1K 9K 166960K 25 0 counters 68 36K 38K 166960K 338 0 ioctlops 0 0K 4K 166960K 1975 0 iov 0 0K 16K 166960K 68 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1472 93K 94K 166960K 3422 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 24 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 78 0 dirhash 12 2K 2K 166960K 45 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 114K 166960K 1692 0 sigio 0 0K 0K 166960K 47 0 proc 76 131K 163K 166960K 873 0 subproc 72 4K 4K 166960K 126 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 441 0 in_multi 62 4K 6K 166960K 247 0 ether_multi 1 0K 0K 166960K 15 0 mrt 1 0K 0K 166960K 27 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 109 493K 493K 166960K 109 0 exec 0 0K 1K 166960K 735 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 2 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 255 154K 191K 166960K 17586 0 UVM aobj 64 9K 9K 166960K 73 0 pinsyscall 44 88K 107K 166960K 3017 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 155 0 NDP 13 0K 1K 166960K 132 0 temp 84 9084K 9161K 166960K 84414 0 kqueue 14 22K 30K 166960K 319 0 SYN cache 2 8K 16K 166960K 3 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 26 0 0 1 0 1 1 0 8 0 rtpcb 120 255 0 251 4 2 2 3 0 8 1 rtentry 176 241 0 178 5 0 5 5 0 8 0 unpcb 144 1087 0 1068 10 8 2 6 0 8 1 syncache 336 11 0 11 4 3 1 1 0 8 1 tcpqe 32 3 0 3 2 2 0 1 0 8 0 tcpcb 736 485 0 478 13 6 7 7 0 8 6 arp 136 40 0 28 1 0 1 1 0 8 0 inpcb 328 1881 0 1871 25 15 10 12 0 8 8 nd6 152 42 0 30 1 0 1 1 0 8 0 pkpcb 40 7 0 7 4 3 1 1 0 8 1 kcovpl 48 14 0 6 1 0 1 1 0 8 0 mppekey 1024 3 0 3 2 2 0 1 0 8 0 ppxss 1192 87 0 87 4 3 1 2 0 8 1 pppxif 1576 23 0 23 5 4 1 2 0 8 1 pfstscr 40 3 0 2 1 0 1 1 0 8 0 pffrag 232 14 0 6 1 0 1 1 0 482 0 pffrnode 88 14 0 6 1 0 1 1 0 8 0 pffrent 40 24 0 16 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 2 0 2 1 1 0 1 0 8 0 pftag 88 1 0 0 1 0 1 1 0 8 0 pfstitem 24 107 0 35 1 0 1 1 0 8 0 pfstkey 128 113 0 41 3 0 3 3 0 8 0 pfstate 448 109 0 38 9 0 9 9 0 8 0 pfrule 1360 24 0 19 2 1 1 2 0 8 0 rttmr 136 1 0 1 1 1 0 1 0 8 0 art_heap8 4096 4 0 0 4 0 4 4 0 8 0 art_heap4 256 994 0 708 30 7 23 26 0 8 2 art_table 40 998 0 708 5 0 5 5 0 8 0 art_node 32 238 0 182 1 0 1 1 0 8 0 sysvmsgpl 40 54 0 47 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 70 0 60 1 0 1 1 0 8 0 shmpl 112 67 0 8 2 0 2 2 0 8 0 dirhash 1024 41 0 24 3 0 3 3 0 8 0 dino2pl 256 5144 0 3677 93 0 93 93 0 8 0 ffsino 296 5144 0 3677 114 0 114 114 0 8 0 nchpl 144 7314 0 5599 64 0 64 64 0 8 0 rtmask 32 5 0 5 4 4 0 1 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 26533 0 26526 5 3 2 2 0 8 1 percpumem 16 184 0 135 1 0 1 1 0 8 0 vcpupl 3968 3 0 1 1 0 1 1 0 8 0 vmpool 848 3 0 1 1 0 1 1 0 8 0 kstatmem 264 212 0 186 5 2 3 3 0 8 0 scsiplug 72 4 0 4 3 2 1 1 0 8 1 scxspl 216 36532 0 36531 14 13 1 8 1 8 0 plimitpl 152 415 0 397 1 0 1 1 0 8 0 sigapl 424 2037 0 1967 8 0 8 8 0 8 0 knotepl 120 577 0 0 17 0 17 17 0 8 0 kqueuepl 224 561 0 551 5 4 1 3 0 8 0 pipepl 344 313 0 286 9 0 9 9 0 8 6 fdescpl 528 1979 0 1947 3 0 3 3 0 8 0 filepl 160 14502 0 14283 32 14 18 19 0 8 6 lockfpl 104 541 0 539 1 0 1 1 0 8 0 lockfspl 48 246 0 244 1 0 1 1 0 8 0 sessionpl 144 34 0 25 1 0 1 1 0 8 0 pgrppl 48 84 0 67 1 0 1 1 0 8 0 ucredpl 104 3063 0 3049 1 0 1 1 0 8 0 zombiepl 144 2164 0 2162 1 0 1 1 0 8 0 processpl 1232 2037 0 1967 6 0 6 6 0 8 0 procpl 664 4648 0 4564 8 0 8 8 0 8 0 sosppl 176 24 0 24 3 2 1 1 0 8 1 sockpl 752 3293 0 3260 47 35 12 18 0 8 8 mcl64k 65536 8 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 132 0 0 17 0 17 17 0 8 0 mcl2k 2048 41 0 0 5 0 5 5 0 8 0 mtagpl 96 9 0 0 1 0 1 1 0 8 0 mbufpl 256 1432 0 0 89 0 89 89 0 8 0 bufpl 280 13611 0 7481 439 0 439 439 0 8 0 anonpl 32 10317 0 0 84 0 84 84 0 246 0 amapchunkpl 152 59312 0 58795 58 31 27 41 0 158 6 amappl16 200 5629 0 5437 42 31 11 23 0 8 0 amappl15 192 3 0 3 1 1 0 1 0 8 0 amappl14 184 542 0 540 1 0 1 1 0 8 0 amappl13 176 145 0 132 1 0 1 1 0 8 0 amappl12 168 2255 0 2224 2 0 2 2 0 8 0 amappl11 160 7 0 7 2 2 0 1 0 8 0 amappl10 152 67 0 52 1 0 1 1 0 8 0 amappl9 144 260 0 259 2 1 1 1 0 8 0 amappl8 136 126 0 124 1 0 1 1 0 8 0 amappl7 128 167 0 153 1 0 1 1 0 8 0 amappl6 120 313 0 310 1 0 1 1 0 8 0 amappl5 112 110 0 99 1 0 1 1 0 8 0 amappl4 104 335 0 315 1 0 1 1 0 8 0 amappl3 96 11823 0 11704 4 0 4 4 0 8 0 amappl2 88 630 0 565 2 0 2 2 0 8 0 amappl1 80 17965 0 17335 21 6 15 17 0 8 0 amappl 88 16467 0 16289 5 0 5 5 0 92 0 uvmvnodes 80 160 0 0 4 0 4 4 0 8 0 dma8192 8192 1 0 1 1 1 0 1 0 8 0 dma4096 4096 2 0 2 2 2 0 1 0 8 0 dma2048 2048 1 0 1 1 0 1 1 0 8 1 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 8 0 8 3 3 0 1 0 8 0 dma128 128 254 0 254 2 2 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 20 0 19 1 0 1 1 0 8 0 aobjpl 72 72 0 9 2 0 2 2 0 8 0 uaddrrnd 24 1979 0 1947 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1979 0 1947 1 0 1 1 0 8 0 vmmpekpl 168 17135 0 17082 4 0 4 4 0 8 0 vmmpepl 168 131603 0 129452 114 17 97 107 0 357 0 vmsppl 488 1978 0 1947 5 0 5 5 0 8 0 rwobjpl 80 36234 0 34844 35 4 31 32 0 8 0 pdppl 4096 3971 0 3898 125 48 77 87 0 8 4 pvpl 32 18146 0 0 147 0 147 147 0 265 0 pmappl 256 1981 0 1948 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 415 0 76 10 0 10 10 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:438 panic(ffffffff834492d9) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8348a601,ffffffff8347ed5d,90,ffffffff834274c3) at __assert+0x29 sys/kern/subr_prf.c:-1 uvm_pagealloc_pg(fffffd8008747fd0,fffffd806c721758,1c1a5000,0) at uvm_pagealloc_pg+0x54b sys/uvm/uvm_page.c:707 uvm_pagealloc(fffffd806c721758,1c1a5000,0,3) at uvm_pagealloc+0x252 sys/uvm/uvm_page.c:913 pmap_get_ptp(fffffd806c721700,70696dc98000) at pmap_get_ptp+0x1d0 sys/arch/amd64/amd64/pmap.c:-1 pmap_enter(fffffd806c721700,70696dc98000,5e641000,3,21) at pmap_enter+0x38a sys/arch/amd64/amd64/pmap.c:-1 uvm_fault_upper(ffff800039fbded0,ffff800039fbdf08,ffff800039fbddd0) at uvm_fault_upper+0x338 sys/uvm/uvm_fault.c:1131 uvm_fault(fffffd806f5a83d8,70696dc98000,0,1) at uvm_fault+0x198 sys/uvm/uvm_fault.c:635 upageflttrap(ffff800039fbe070,70696dc98cf0) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff800039fbe070) at usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x70696dc98d10, count: -12 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff8000299bdff0) 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 __mp_lock(ffffffff839fe700) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839fe700) at __mp_lock+0x192 sys/kern/kern_lock.c:173 syscall(ffff80003c429d90) at syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] syscall(ffff80003c429d90) at syscall+0xaf4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d6ec4572d00, count: 9 ddb{1}> trace x86_ipi_db(ffff8000299bdff0) 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 __mp_lock(ffffffff839fe700) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839fe700) at __mp_lock+0x192 sys/kern/kern_lock.c:173 syscall(ffff80003c429d90) at syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] syscall(ffff80003c429d90) at syscall+0xaf4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d6ec4572d00, count: -6