panic: kernel diagnostic assertion "dupe == NULL" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_page.c", line 144 Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *361437 82417 0 0x2 0 0 syz-executor.0 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828a17a0) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8292e174,ffffffff828928ad,90,ffffffff828783f7) at __assert+0x29 sys/kern/subr_prf.c:157 uvm_pagealloc_pg(fffffd8007d3d8c0,fffffd8064186708,207f6d000,0) at uvm_pagealloc_pg+0x427 uvm_pageinsert sys/uvm/uvm_page.c:138 [inline] uvm_pagealloc_pg(fffffd8007d3d8c0,fffffd8064186708,207f6d000,0) at uvm_pagealloc_pg+0x427 sys/uvm/uvm_page.c:709 uvm_pagealloc(fffffd8064186708,207f6d000,0,3) at uvm_pagealloc+0x1ec sys/uvm/uvm_page.c:917 pmap_get_ptp(fffffd80641866d8,40feda63000) at pmap_get_ptp+0x18d sys/arch/amd64/amd64/pmap.c:1215 pmap_enter(fffffd80641866d8,40feda63000,673ee000,3,20) at pmap_enter+0x2be sys/arch/amd64/amd64/pmap.c:2722 uvm_fault_upper_lookup(ffff80002debe9b0,ffff80002debe9e8,ffff80002debe8b0,ffff80002debe930) at uvm_fault_upper_lookup+0x2c0 sys/uvm/uvm_fault.c:895 uvm_fault(fffffd8076464ab0,40feda64000,0,1) at uvm_fault+0x129 sys/uvm/uvm_fault.c:605 upageflttrap(ffff80002debeb30,40feda649ec) at upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80002debeb30) at usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x70ab6881a220, 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+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828a17a0) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8292e174,ffffffff828928ad,90,ffffffff828783f7) at __assert+0x29 sys/kern/subr_prf.c:157 uvm_pagealloc_pg(fffffd8007d3d8c0,fffffd8064186708,207f6d000,0) at uvm_pagealloc_pg+0x427 uvm_pageinsert sys/uvm/uvm_page.c:138 [inline] uvm_pagealloc_pg(fffffd8007d3d8c0,fffffd8064186708,207f6d000,0) at uvm_pagealloc_pg+0x427 sys/uvm/uvm_page.c:709 uvm_pagealloc(fffffd8064186708,207f6d000,0,3) at uvm_pagealloc+0x1ec sys/uvm/uvm_page.c:917 pmap_get_ptp(fffffd80641866d8,40feda63000) at pmap_get_ptp+0x18d sys/arch/amd64/amd64/pmap.c:1215 pmap_enter(fffffd80641866d8,40feda63000,673ee000,3,20) at pmap_enter+0x2be sys/arch/amd64/amd64/pmap.c:2722 uvm_fault_upper_lookup(ffff80002debe9b0,ffff80002debe9e8,ffff80002debe8b0,ffff80002debe930) at uvm_fault_upper_lookup+0x2c0 sys/uvm/uvm_fault.c:895 uvm_fault(fffffd8076464ab0,40feda64000,0,1) at uvm_fault+0x129 sys/uvm/uvm_fault.c:605 upageflttrap(ffff80002debeb30,40feda649ec) at upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80002debeb30) at usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x70ab6881a220, count: -12 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002debe4d0 rbx 0xffffffff82cfecb7 cpu_info_full_primary+0x2cb7 rdx 0 rcx 0xffff80002a22a548 rax 0xffffffff82cfdff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x216192b0d9056e34 r11 0x6ac85c3e48a0db54 r12 0xffffffff82cfeab8 cpu_info_full_primary+0x2ab8 r13 0 r14 0 r15 0x1 rip 0xffffffff826e0acc db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80002debe4c0 ss 0 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.0) tid=361437 pid=82417 tcnt=1 stat=onproc flags process=2 proc=0 runpri=84, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002a222ab0,0xffff80002a229018 process=0xffff80002b66b568 user=0xffff80002deb9000, vmspace=0xfffffd8076464ab0 estcpu=36, cpticks=1, pctcpu=0.2, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 47246 447051 93248 0 2 0 syz-executor.4 36135 249100 21612 0 2 0 syz-executor.6 36135 20822 21612 0 2 0x4000000 syz-executor.6 36135 420917 21612 0 2 0x4000000 syz-executor.6 42619 213072 90339 0 2 0 syz-executor.7 42619 231590 90339 0 3 0x4000000 biowait syz-executor.7 87185 301248 76821 0 2 0 syz-executor.2 87185 7601 76821 0 2 0x4000000 syz-executor.2 *82417 361437 71992 0 7 0x2 syz-executor.0 10682 483294 0 0 3 0x14200 acct acct 47367 33301 71992 0 3 0x2 biowait syz-executor.1 76821 420736 71992 0 3 0x82 nanoslp syz-executor.2 61919 343758 71992 0 3 0x2 getblk syz-executor.3 93248 155544 71992 0 3 0x82 nanoslp syz-executor.4 21612 187125 71992 0 3 0x82 nanoslp syz-executor.6 76119 385729 1 0 3 0x100083 ttyin getty 90339 431390 71992 0 3 0x82 nanoslp syz-executor.7 65759 438185 0 0 3 0x14200 bored sosplice 71992 10689 19987 0 3 0x2000082 thrsleep syz-fuzzer 71992 169299 19987 0 3 0x6000082 nanoslp syz-fuzzer 71992 491077 19987 0 3 0x6000082 kqread syz-fuzzer 71992 193481 19987 0 3 0x6000082 wait syz-fuzzer 71992 408939 19987 0 2 0x6000002 syz-fuzzer 71992 419886 19987 0 3 0x6000082 wait syz-fuzzer 71992 342138 19987 0 3 0x6000082 thrsleep syz-fuzzer 71992 92459 19987 0 3 0x6000082 thrsleep syz-fuzzer 71992 460362 19987 0 3 0x6000082 wait syz-fuzzer 71992 67617 19987 0 3 0x6000082 thrsleep syz-fuzzer 71992 150293 19987 0 3 0x6000082 thrsleep syz-fuzzer 71992 132197 19987 0 3 0x6000082 wait syz-fuzzer 71992 275260 19987 0 3 0x6000082 thrsleep syz-fuzzer 71992 273347 19987 0 3 0x6000082 wait syz-fuzzer 71992 307613 19987 0 3 0x6000082 wait syz-fuzzer 71992 415397 19987 0 3 0x6000082 wait syz-fuzzer 19987 232664 95113 0 3 0x10008a sigsusp ksh 95113 352997 72500 0 3 0x9a kqread sshd 72500 321686 1 0 3 0x88 kqread sshd 89809 57660 19979 74 3 0x1100092 bpf pflogd 19979 187273 1 0 3 0x80 netio pflogd 65651 292037 54921 73 3 0x1100090 kqread syslogd 54921 217604 1 0 3 0x100082 netio syslogd 9353 97017 1 0 3 0x100080 kqread resolvd 31426 134183 54864 77 3 0x100092 kqread dhcpleased 69991 300497 54864 77 3 0x100092 kqread dhcpleased 54864 457830 1 0 3 0x80 kqread dhcpleased 25346 284147 0 0 3 0x14200 bored smr 14509 12201 0 0 2 0x14200 zerothread 59877 151379 0 0 3 0x14200 aiodoned aiodoned 7834 441952 0 0 3 0x14200 syncer update 47861 71182 0 0 3 0x14200 cleaner cleaner 77062 139945 0 0 3 0x14200 reaper reaper 75554 217358 0 0 3 0x14200 pgdaemon pagedaemon 42317 390684 0 0 3 0x14200 bored viomb 47958 312447 0 0 3 0x40014200 acpi0 acpi0 96860 1016 0 0 7 0x40014200 idle1 21811 524177 0 0 3 0x14200 bored softnet3 25838 87571 0 0 3 0x14200 bored softnet2 88470 375388 0 0 3 0x14200 bored softnet1 89446 519856 0 0 3 0x14200 bored softnet0 36245 38301 0 0 3 0x14200 bored systqmp 70018 258367 0 0 3 0x14200 bored systq 98881 126784 0 0 3 0x14200 tmoslp softclockmp 7159 98203 0 0 3 0x40014200 tmoslp softclock 78597 235095 0 0 3 0x40014200 idle0 1 449727 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd80641866e8) #0 witness_lock+0x447 #1 mtx_enter_try+0x104 #2 mtx_enter+0x4f sys/kern/kern_lock.c:266 #3 pmap_enter+0x1c3 pmap_map_ptes sys/arch/amd64/amd64/pmap.c:423 [inline] #3 pmap_enter+0x1c3 sys/arch/amd64/amd64/pmap.c:2716 #4 uvm_fault_upper_lookup+0x2c0 sys/uvm/uvm_fault.c:895 #5 uvm_fault+0x129 sys/uvm/uvm_fault.c:605 #6 upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 #7 usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 #8 recall_trap+0x8 Process 42619 (syz-executor.7) thread 0xffff80002a22ad40 (231590) exclusive rrwlock inode r = 0 (0xfffffd8067a3e928) #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:1230 #6 ffs_inode_alloc+0x1c5 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xfb sys/ufs/ufs/ufs_vnops.c:1127 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3069 #10 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #10 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806f770f88) #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:3054 #8 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #8 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 82417 (syz-executor.0) thread 0xffff80002a22a548 (361437) exclusive rwlock amaplk r = 0 (0xfffffd80675abb78) #0 witness_lock+0x447 #1 uvm_fault_check+0x41a sys/uvm/uvm_fault.c:782 #2 uvm_fault+0xf2 sys/uvm/uvm_fault.c:600 #3 upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 #4 usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 #5 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd8076464ba8) #0 witness_lock+0x447 #1 uvmfault_lookup+0xd9 sys/uvm/uvm_fault.c:1785 #2 uvm_fault_check+0x3e sys/uvm/uvm_fault.c:672 #3 uvm_fault+0xf2 sys/uvm/uvm_fault.c:600 #4 upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 #5 usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 #6 recall_trap+0x8 exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd80641866e8) #0 witness_lock+0x447 #1 mtx_enter_try+0x104 #2 mtx_enter+0x4f sys/kern/kern_lock.c:266 #3 pmap_enter+0x1c3 pmap_map_ptes sys/arch/amd64/amd64/pmap.c:423 [inline] #3 pmap_enter+0x1c3 sys/arch/amd64/amd64/pmap.c:2716 #4 uvm_fault_upper_lookup+0x2c0 sys/uvm/uvm_fault.c:895 #5 uvm_fault+0x129 sys/uvm/uvm_fault.c:605 #6 upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 #7 usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 #8 recall_trap+0x8 Process 47367 (syz-executor.1) thread 0xffff80002a229ff8 (33301) exclusive rrwlock inode r = 0 (0xfffffd80674f61b0) #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:1201 #8 ufs_lookup+0x1323 sys/ufs/ufs/ufs_lookup.c:478 #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+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #13 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80641715e8) #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+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #8 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 61919 (syz-executor.3) thread 0xffff80002a171ab0 (343758) exclusive rrwlock inode r = 0 (0xfffffd806e41dc50) #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:1230 #6 ffs_inode_alloc+0x1c5 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xfb sys/ufs/ufs/ufs_vnops.c:1127 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3069 #10 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #10 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806e4210a0) #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:3054 #8 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #8 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10214 6642K 7027K 166960K 23796 0 pcb 15 18K 20K 166960K 1071 0 rtable 210 14K 15K 166960K 1822 0 pf 35 10K 10K 166960K 246 0 ifaddr 44 16K 17K 166960K 310 0 ifgroup 60 2K 2K 166960K 408 0 sysctl 4 1K 1K 166960K 6 0 counters 66 36K 37K 166960K 264 0 ioctlops 0 0K 4K 166960K 2104 0 iov 0 0K 46K 166960K 1202 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1475 92K 93K 166960K 6380 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 63 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 1336 0 dirhash 12 2K 2K 166960K 63 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 13 45K 85K 166960K 9510 0 sigio 0 0K 0K 166960K 387 0 proc 70 91K 115K 166960K 1706 0 subproc 91 5K 6K 166960K 484 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 627 0 in_multi 84 6K 7K 166960K 511 0 ether_multi 1 0K 0K 166960K 10 0 mrt 1 0K 0K 166960K 10 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 79 360K 360K 166960K 79 0 exec 0 0K 1K 166960K 2484 0 pfkey data 0 0K 0K 166960K 3 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 419 240K 254K 166960K 91185 0 UVM aobj 131 8K 8K 166960K 131 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 434 0 NDP 13 0K 2K 166960K 187 0 temp 70 6771K 6933K 166960K 114218 0 kqueue 12 18K 32K 166960K 855 0 SYN cache 2 36K 44K 166960K 3 0 ddb{0}> 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 120 595 0 592 8 7 1 3 0 8 0 rtentry 112 563 0 468 5 1 4 4 0 8 0 unpcb 144 9266 0 9251 81 73 8 13 0 8 7 syncache 320 73 0 73 13 13 0 1 0 8 0 tcpqe 32 236 277 236 5 5 0 1 0 8 0 tcpcb 808 2875 0 2848 78 74 4 14 0 8 0 arp 120 97 0 82 1 0 1 1 0 8 0 ipq 40 3 0 3 1 1 0 1 0 8 0 ipqe 40 9 0 9 1 1 0 1 0 8 0 inpcb 376 8468 0 8438 136 126 10 17 0 8 6 nd6 136 116 0 95 1 0 1 1 0 8 0 pkpcb 40 41 0 41 9 9 0 1 0 8 0 kcovpl 48 37 0 30 1 0 1 1 0 8 0 ppxss 1168 26 0 26 8 7 1 1 0 8 1 pffrag 232 29 0 29 1 1 0 1 0 482 0 pffrnode 88 29 0 29 1 1 0 1 0 8 0 pffrent 40 215 0 215 1 1 0 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 pfstitem 24 289 0 270 1 0 1 1 0 8 0 pfstkey 128 289 0 270 3 1 2 3 0 8 0 pfstate 376 289 0 268 11 7 4 7 0 8 0 pfrule 1344 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1906 0 1476 47 17 30 31 0 8 0 art_table 32 1907 0 1476 4 0 4 4 0 8 0 art_node 16 488 0 402 1 0 1 1 0 8 0 sysvmsgpl 40 4 0 2 1 0 1 1 0 8 0 semupl 112 4 0 4 2 2 0 1 0 8 0 semapl 112 1333 0 1323 1 0 1 1 0 8 0 shmpl 112 128 0 0 4 0 4 4 0 8 0 dirhash 1024 51 0 34 3 0 3 3 0 8 0 dino2pl 256 13952 0 12459 94 0 94 94 0 8 0 ffsino 272 13952 0 12459 100 0 100 100 0 8 0 nchpl 144 26936 0 25296 64 0 64 64 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 90844 0 90842 7 6 1 2 0 8 0 percpumem 16 146 0 99 1 0 1 1 0 8 0 vcpupl 2048 94 0 1 12 0 12 12 0 8 0 vmpool 696 102 0 9 10 1 9 9 0 8 0 kstatmem 264 224 0 198 6 4 2 3 0 8 0 scxspl 216 83631 0 83629 18 17 1 8 1 8 0 plimitpl 152 1159 0 1144 1 0 1 1 0 8 0 sigapl 424 9806 0 9760 13 6 7 9 0 8 0 futexpl 64 81620 0 81620 3 2 1 1 0 8 1 knotepl 120 797 0 0 17 0 17 17 0 8 0 kqueuepl 216 1695 0 1687 24 23 1 5 0 8 0 pipepl 320 2116 0 2091 50 47 3 8 0 8 0 fdescpl 496 9763 0 9737 11 7 4 5 0 8 0 filepl 152 60661 0 60438 117 98 19 22 0 8 7 lockfpl 104 2543 0 2541 7 6 1 2 0 8 0 lockfspl 48 1021 0 1019 1 0 1 1 0 8 0 sessionpl 144 54 0 38 1 0 1 1 0 8 0 pgrppl 48 417 0 401 1 0 1 1 0 8 0 ucredpl 104 8288 0 8268 1 0 1 1 0 8 0 zombiepl 144 9760 0 9760 4 3 1 1 0 8 1 processpl 1136 9806 0 9760 6 1 5 6 0 8 0 procpl 680 24483 0 24418 11 2 9 10 0 8 0 srpgc 96 36 0 36 10 10 0 1 0 8 0 sosppl 168 92 0 86 9 8 1 1 0 8 0 sockpl 584 18382 0 18334 196 178 18 25 0 8 14 mcl64k 65536 10 0 0 2 0 2 2 0 8 0 mcl16k 16384 13 0 0 2 0 2 2 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 16 0 0 2 0 2 2 0 8 0 mcl8k 8192 16 0 0 2 0 2 2 0 8 0 mcl4k 4096 25 0 0 3 0 3 3 0 8 0 mcl2k2 2112 7 0 0 1 0 1 1 0 8 0 mcl2k 2048 298 0 0 37 4 33 37 0 8 0 mtagpl 96 362 0 0 6 0 6 6 0 8 0 mbufpl 256 3296 0 0 204 1 203 203 0 8 0 bufpl 280 19240 0 12922 452 0 452 452 0 8 0 anonpl 24 1100968 0 1088572 224 63 161 161 0 186 41 amapchunkpl 152 291210 0 290428 115 50 65 66 0 158 28 amappl16 200 23905 0 23427 132 96 36 40 0 8 8 amappl15 192 14 0 14 2 2 0 1 0 8 0 amappl14 184 274 0 253 3 1 2 2 0 8 0 amappl13 176 81 0 80 1 0 1 1 0 8 0 amappl12 168 10878 0 10849 3 1 2 2 0 8 0 amappl11 160 57 0 42 1 0 1 1 0 8 0 amappl10 152 86 0 75 1 0 1 1 0 8 0 amappl9 144 244 0 244 13 12 1 1 0 8 1 amappl8 136 613 0 497 5 0 5 5 0 8 0 amappl7 128 284 0 253 2 0 2 2 0 8 0 amappl6 120 891 0 876 1 0 1 1 0 8 0 amappl5 112 312 0 301 1 0 1 1 0 8 0 amappl4 104 727 0 695 2 1 1 2 0 8 0 amappl3 96 56936 0 56859 5 2 3 4 0 8 0 amappl2 88 10677 0 10596 4 2 2 4 0 8 0 amappl1 80 45196 0 44658 23 10 13 23 0 8 0 amappl 88 90172 0 89941 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 9865 0 9746 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 9865 0 9746 1 0 1 1 0 8 0 vmmpekpl 168 76134 0 76054 4 0 4 4 0 8 0 vmmpepl 168 595317 0 592903 295 166 129 155 0 357 0 vmsppl 448 9864 0 9746 16 2 14 14 0 8 0 rwobjpl 56 149464 0 141793 120 7 113 113 0 8 0 pdppl 4096 19737 0 19585 426 268 158 162 0 8 6 pvpl 32 44077 0 0 357 1 356 356 0 265 0 pmappl 248 9864 0 9746 8 0 8 8 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1252 0 561 22 1 21 21 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(ffffffff828a17a0) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8292e174,ffffffff828928ad,90,ffffffff828783f7) at __assert+0x29 sys/kern/subr_prf.c:157 uvm_pagealloc_pg(fffffd8007d3d8c0,fffffd8064186708,207f6d000,0) at uvm_pagealloc_pg+0x427 uvm_pageinsert sys/uvm/uvm_page.c:138 [inline] uvm_pagealloc_pg(fffffd8007d3d8c0,fffffd8064186708,207f6d000,0) at uvm_pagealloc_pg+0x427 sys/uvm/uvm_page.c:709 uvm_pagealloc(fffffd8064186708,207f6d000,0,3) at uvm_pagealloc+0x1ec sys/uvm/uvm_page.c:917 pmap_get_ptp(fffffd80641866d8,40feda63000) at pmap_get_ptp+0x18d sys/arch/amd64/amd64/pmap.c:1215 pmap_enter(fffffd80641866d8,40feda63000,673ee000,3,20) at pmap_enter+0x2be sys/arch/amd64/amd64/pmap.c:2722 uvm_fault_upper_lookup(ffff80002debe9b0,ffff80002debe9e8,ffff80002debe8b0,ffff80002debe930) at uvm_fault_upper_lookup+0x2c0 sys/uvm/uvm_fault.c:895 uvm_fault(fffffd8076464ab0,40feda64000,0,1) at uvm_fault+0x129 sys/uvm/uvm_fault.c:605 upageflttrap(ffff80002debeb30,40feda649ec) at upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80002debeb30) at usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x70ab6881a220, count: -12 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffff800029cebff0) 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 acpicpu_idle() at acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800029cebff0) at sched_idle+0x41e sys/kern/kern_sched.c:183 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff800029cebff0) 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 acpicpu_idle() at acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800029cebff0) at sched_idle+0x41e sys/kern/kern_sched.c:183 end trace frame: 0x0, count: -5